<?xml version="1.0" encoding="us-ascii"?>
<!-- Created by Merrill Corporation -->
<link:linkbase xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xbrldt="http://xbrl.org/2005/xbrldt">
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedLabel" />
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedTerseLabel" />
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedTotalLabel" />
  <link:labelLink xlink:type="extended" xlink:role="http://www.xbrl.org/2003/role/link">
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_AccruedClinicalTrialsCurrent" xlink:label="AccruedClinicalTrialsCurrent" xlink:title="AccruedClinicalTrialsCurrent" />
    <link:label xlink:type="resource" xlink:label="label_AccruedClinicalTrialsCurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AccruedClinicalTrialsCurrent" xml:lang="en-US" id="label_AccruedClinicalTrialsCurrent">Accrued Clinical Trials Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccruedClinicalTrialsCurrent" xlink:to="label_AccruedClinicalTrialsCurrent" xlink:title="label_AccruedClinicalTrialsCurrent" />
    <link:label xlink:type="resource" xlink:label="label_AccruedClinicalTrialsCurrent_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AccruedClinicalTrialsCurrent_1" xml:lang="en-US" id="label_AccruedClinicalTrialsCurrent_1">Clinical trial costs</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccruedClinicalTrialsCurrent" xlink:to="label_AccruedClinicalTrialsCurrent_1" xlink:title="label_AccruedClinicalTrialsCurrent_1" />
    <link:label xlink:type="resource" xlink:label="label_AccruedClinicalTrialsCurrent_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AccruedClinicalTrialsCurrent_2" xml:lang="en-US" id="label_AccruedClinicalTrialsCurrent_2">Represents the carrying value as of the balance sheet date of obligations incurred through that date and payable for clinical trials. It is used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle, if longer).</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccruedClinicalTrialsCurrent" xlink:to="label_AccruedClinicalTrialsCurrent_2" xlink:title="label_AccruedClinicalTrialsCurrent_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_AccruedServiceProviderObligationsCurrent" xlink:label="AccruedServiceProviderObligationsCurrent" xlink:title="AccruedServiceProviderObligationsCurrent" />
    <link:label xlink:type="resource" xlink:label="label_AccruedServiceProviderObligationsCurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AccruedServiceProviderObligationsCurrent" xml:lang="en-US" id="label_AccruedServiceProviderObligationsCurrent">Accrued Service Provider Obligations Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccruedServiceProviderObligationsCurrent" xlink:to="label_AccruedServiceProviderObligationsCurrent" xlink:title="label_AccruedServiceProviderObligationsCurrent" />
    <link:label xlink:type="resource" xlink:label="label_AccruedServiceProviderObligationsCurrent_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AccruedServiceProviderObligationsCurrent_1" xml:lang="en-US" id="label_AccruedServiceProviderObligationsCurrent_1">Service provider obligations</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccruedServiceProviderObligationsCurrent" xlink:to="label_AccruedServiceProviderObligationsCurrent_1" xlink:title="label_AccruedServiceProviderObligationsCurrent_1" />
    <link:label xlink:type="resource" xlink:label="label_AccruedServiceProviderObligationsCurrent_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AccruedServiceProviderObligationsCurrent_2" xml:lang="en-US" id="label_AccruedServiceProviderObligationsCurrent_2">Represents the carrying value as of the balance sheet date of liabilities incurred through that date and payable for service provider obligations. It is used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle, if longer).</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccruedServiceProviderObligationsCurrent" xlink:to="label_AccruedServiceProviderObligationsCurrent_2" xlink:title="label_AccruedServiceProviderObligationsCurrent_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_AccruedSponsoredResearchAgreementsCurrent" xlink:label="AccruedSponsoredResearchAgreementsCurrent" xlink:title="AccruedSponsoredResearchAgreementsCurrent" />
    <link:label xlink:type="resource" xlink:label="label_AccruedSponsoredResearchAgreementsCurrent" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AccruedSponsoredResearchAgreementsCurrent" xml:lang="en-US" id="label_AccruedSponsoredResearchAgreementsCurrent">Represents the carrying value as of the balance sheet date of obligations incurred through that date and payable for sponsored research agreements. It is used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle, if longer).</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccruedSponsoredResearchAgreementsCurrent" xlink:to="label_AccruedSponsoredResearchAgreementsCurrent" xlink:title="label_AccruedSponsoredResearchAgreementsCurrent" />
    <link:label xlink:type="resource" xlink:label="label_AccruedSponsoredResearchAgreementsCurrent_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AccruedSponsoredResearchAgreementsCurrent_1" xml:lang="en-US" id="label_AccruedSponsoredResearchAgreementsCurrent_1">Accrued Sponsored Research Agreements Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccruedSponsoredResearchAgreementsCurrent" xlink:to="label_AccruedSponsoredResearchAgreementsCurrent_1" xlink:title="label_AccruedSponsoredResearchAgreementsCurrent_1" />
    <link:label xlink:type="resource" xlink:label="label_AccruedSponsoredResearchAgreementsCurrent_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AccruedSponsoredResearchAgreementsCurrent_2" xml:lang="en-US" id="label_AccruedSponsoredResearchAgreementsCurrent_2">Costs for sponsored research and license agreements</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccruedSponsoredResearchAgreementsCurrent" xlink:to="label_AccruedSponsoredResearchAgreementsCurrent_2" xlink:title="label_AccruedSponsoredResearchAgreementsCurrent_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_AdjustmentsToAdditionalPaidInCapitalStockIssuedPrivateIssuanceCosts" xlink:label="AdjustmentsToAdditionalPaidInCapitalStockIssuedPrivateIssuanceCosts" xlink:title="AdjustmentsToAdditionalPaidInCapitalStockIssuedPrivateIssuanceCosts" />
    <link:label xlink:type="resource" xlink:label="label_AdjustmentsToAdditionalPaidInCapitalStockIssuedPrivateIssuanceCosts" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AdjustmentsToAdditionalPaidInCapitalStockIssuedPrivateIssuanceCosts" xml:lang="en-US" id="label_AdjustmentsToAdditionalPaidInCapitalStockIssuedPrivateIssuanceCosts">Adjustments to Additional Paid in Capital, Stock Issued, Private Issuance Costs</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdjustmentsToAdditionalPaidInCapitalStockIssuedPrivateIssuanceCosts" xlink:to="label_AdjustmentsToAdditionalPaidInCapitalStockIssuedPrivateIssuanceCosts" xlink:title="label_AdjustmentsToAdditionalPaidInCapitalStockIssuedPrivateIssuanceCosts" />
    <link:label xlink:type="resource" xlink:label="label_AdjustmentsToAdditionalPaidInCapitalStockIssuedPrivateIssuanceCosts_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AdjustmentsToAdditionalPaidInCapitalStockIssuedPrivateIssuanceCosts_1" xml:lang="en-US" id="label_AdjustmentsToAdditionalPaidInCapitalStockIssuedPrivateIssuanceCosts_1">Common stock issuance costs, private offering</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdjustmentsToAdditionalPaidInCapitalStockIssuedPrivateIssuanceCosts" xlink:to="label_AdjustmentsToAdditionalPaidInCapitalStockIssuedPrivateIssuanceCosts_1" xlink:title="label_AdjustmentsToAdditionalPaidInCapitalStockIssuedPrivateIssuanceCosts_1" />
    <link:label xlink:type="resource" xlink:label="label_AdjustmentsToAdditionalPaidInCapitalStockIssuedPrivateIssuanceCosts_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AdjustmentsToAdditionalPaidInCapitalStockIssuedPrivateIssuanceCosts_2" xml:lang="en-US" id="label_AdjustmentsToAdditionalPaidInCapitalStockIssuedPrivateIssuanceCosts_2">Direct costs (e.g., legal and accounting fees) associated with issuing stock in a private offering that is deducted from additional paid in capital. Also includes any direct costs associated with stock issues under a shelf registration.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdjustmentsToAdditionalPaidInCapitalStockIssuedPrivateIssuanceCosts" xlink:to="label_AdjustmentsToAdditionalPaidInCapitalStockIssuedPrivateIssuanceCosts_2" xlink:title="label_AdjustmentsToAdditionalPaidInCapitalStockIssuedPrivateIssuanceCosts_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_AmortizationRelatedToShareBasedMatchingContributions" xlink:label="AmortizationRelatedToShareBasedMatchingContributions" xlink:title="AmortizationRelatedToShareBasedMatchingContributions" />
    <link:label xlink:type="resource" xlink:label="label_AmortizationRelatedToShareBasedMatchingContributions" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AmortizationRelatedToShareBasedMatchingContributions" xml:lang="en-US" id="label_AmortizationRelatedToShareBasedMatchingContributions">Amortization Related to Share Based Matching Contributions</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AmortizationRelatedToShareBasedMatchingContributions" xlink:to="label_AmortizationRelatedToShareBasedMatchingContributions" xlink:title="label_AmortizationRelatedToShareBasedMatchingContributions" />
    <link:label xlink:type="resource" xlink:label="label_AmortizationRelatedToShareBasedMatchingContributions_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AmortizationRelatedToShareBasedMatchingContributions_1" xml:lang="en-US" id="label_AmortizationRelatedToShareBasedMatchingContributions_1">The amount of noncash employee related expense charged against earnings during the reporting period for the vested portion of employer matching contributions in common stock under a defined-contribution savings plan under Section 401(k) of the Internal Revenue Code. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AmortizationRelatedToShareBasedMatchingContributions" xlink:to="label_AmortizationRelatedToShareBasedMatchingContributions_1" xlink:title="label_AmortizationRelatedToShareBasedMatchingContributions_1" />
    <link:label xlink:type="resource" xlink:label="label_AmortizationRelatedToShareBasedMatchingContributions_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AmortizationRelatedToShareBasedMatchingContributions_2" xml:lang="en-US" id="label_AmortizationRelatedToShareBasedMatchingContributions_2">Amortization related to 401(k) contributions</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AmortizationRelatedToShareBasedMatchingContributions" xlink:to="label_AmortizationRelatedToShareBasedMatchingContributions_2" xlink:title="label_AmortizationRelatedToShareBasedMatchingContributions_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_AngiochemIncMember" xlink:label="AngiochemIncMember" xlink:title="AngiochemIncMember" />
    <link:label xlink:type="resource" xlink:label="label_AngiochemIncMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AngiochemIncMember" xml:lang="en-US" id="label_AngiochemIncMember">Angiochem Inc [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AngiochemIncMember" xlink:to="label_AngiochemIncMember" xlink:title="label_AngiochemIncMember" />
    <link:label xlink:type="resource" xlink:label="label_AngiochemIncMember_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AngiochemIncMember_1" xml:lang="en-US" id="label_AngiochemIncMember_1">Angiochem</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AngiochemIncMember" xlink:to="label_AngiochemIncMember_1" xlink:title="label_AngiochemIncMember_1" />
    <link:label xlink:type="resource" xlink:label="label_AngiochemIncMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AngiochemIncMember_2" xml:lang="en-US" id="label_AngiochemIncMember_2">Represents information pertaining to the Angiochem, Inc.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AngiochemIncMember" xlink:to="label_AngiochemIncMember_2" xlink:title="label_AngiochemIncMember_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_April2013RestructuringPlanMember" xlink:label="April2013RestructuringPlanMember" xlink:title="April2013RestructuringPlanMember" />
    <link:label xlink:type="resource" xlink:label="label_April2013RestructuringPlanMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_April2013RestructuringPlanMember" xml:lang="en-US" id="label_April2013RestructuringPlanMember">April 2013 Restructuring Plan [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="April2013RestructuringPlanMember" xlink:to="label_April2013RestructuringPlanMember" xlink:title="label_April2013RestructuringPlanMember" />
    <link:label xlink:type="resource" xlink:label="label_April2013RestructuringPlanMember_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_April2013RestructuringPlanMember_1" xml:lang="en-US" id="label_April2013RestructuringPlanMember_1">April 2013 Restructuring</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="April2013RestructuringPlanMember" xlink:to="label_April2013RestructuringPlanMember_1" xlink:title="label_April2013RestructuringPlanMember_1" />
    <link:label xlink:type="resource" xlink:label="label_April2013RestructuringPlanMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_April2013RestructuringPlanMember_2" xml:lang="en-US" id="label_April2013RestructuringPlanMember_2">Represents information pertaining to the April 2013 restructuring plan.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="April2013RestructuringPlanMember" xlink:to="label_April2013RestructuringPlanMember_2" xlink:title="label_April2013RestructuringPlanMember_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_AssetContributionAgreementAmountInCashLoanedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:label="AssetContributionAgreementAmountInCashLoanedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:title="AssetContributionAgreementAmountInCashLoanedByParentCompanyOfCompanyAcquiringStemCellAssets" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementAmountInCashLoanedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AssetContributionAgreementAmountInCashLoanedByParentCompanyOfCompanyAcquiringStemCellAssets" xml:lang="en-US" id="label_AssetContributionAgreementAmountInCashLoanedByParentCompanyOfCompanyAcquiringStemCellAssets">Asset Contribution Agreement Amount in Cash Loaned by Parent Company of Company Acquiring Stem Cell Assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementAmountInCashLoanedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:to="label_AssetContributionAgreementAmountInCashLoanedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:title="label_AssetContributionAgreementAmountInCashLoanedByParentCompanyOfCompanyAcquiringStemCellAssets" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementAmountInCashLoanedByParentCompanyOfCompanyAcquiringStemCellAssets_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AssetContributionAgreementAmountInCashLoanedByParentCompanyOfCompanyAcquiringStemCellAssets_1" xml:lang="en-US" id="label_AssetContributionAgreementAmountInCashLoanedByParentCompanyOfCompanyAcquiringStemCellAssets_1">Amount of cash loaned under the Asset Contribution Agreement by parent company, of company acquiring stem cell assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementAmountInCashLoanedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:to="label_AssetContributionAgreementAmountInCashLoanedByParentCompanyOfCompanyAcquiringStemCellAssets_1" xlink:title="label_AssetContributionAgreementAmountInCashLoanedByParentCompanyOfCompanyAcquiringStemCellAssets_1" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementAmountInCashLoanedByParentCompanyOfCompanyAcquiringStemCellAssets_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AssetContributionAgreementAmountInCashLoanedByParentCompanyOfCompanyAcquiringStemCellAssets_2" xml:lang="en-US" id="label_AssetContributionAgreementAmountInCashLoanedByParentCompanyOfCompanyAcquiringStemCellAssets_2">Represents the amount of cash loaned by the parent entity, of the entity acquiring stem cell assets under the Asset Contribution Agreement.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementAmountInCashLoanedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:to="label_AssetContributionAgreementAmountInCashLoanedByParentCompanyOfCompanyAcquiringStemCellAssets_2" xlink:title="label_AssetContributionAgreementAmountInCashLoanedByParentCompanyOfCompanyAcquiringStemCellAssets_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_AssetContributionAgreementAmountInCashToBeContributedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:label="AssetContributionAgreementAmountInCashToBeContributedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:title="AssetContributionAgreementAmountInCashToBeContributedByParentCompanyOfCompanyAcquiringStemCellAssets" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementAmountInCashToBeContributedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AssetContributionAgreementAmountInCashToBeContributedByParentCompanyOfCompanyAcquiringStemCellAssets" xml:lang="en-US" id="label_AssetContributionAgreementAmountInCashToBeContributedByParentCompanyOfCompanyAcquiringStemCellAssets">Asset Contribution Agreement Amount in Cash to be Contributed by Parent Company of Company Acquiring Stem Cell Assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementAmountInCashToBeContributedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:to="label_AssetContributionAgreementAmountInCashToBeContributedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:title="label_AssetContributionAgreementAmountInCashToBeContributedByParentCompanyOfCompanyAcquiringStemCellAssets" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementAmountInCashToBeContributedByParentCompanyOfCompanyAcquiringStemCellAssets_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AssetContributionAgreementAmountInCashToBeContributedByParentCompanyOfCompanyAcquiringStemCellAssets_1" xml:lang="en-US" id="label_AssetContributionAgreementAmountInCashToBeContributedByParentCompanyOfCompanyAcquiringStemCellAssets_1">Amount of cash to be contributed under the Asset Contribution Agreement by parent company of company acquiring stem cell assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementAmountInCashToBeContributedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:to="label_AssetContributionAgreementAmountInCashToBeContributedByParentCompanyOfCompanyAcquiringStemCellAssets_1" xlink:title="label_AssetContributionAgreementAmountInCashToBeContributedByParentCompanyOfCompanyAcquiringStemCellAssets_1" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementAmountInCashToBeContributedByParentCompanyOfCompanyAcquiringStemCellAssets_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AssetContributionAgreementAmountInCashToBeContributedByParentCompanyOfCompanyAcquiringStemCellAssets_2" xml:lang="en-US" id="label_AssetContributionAgreementAmountInCashToBeContributedByParentCompanyOfCompanyAcquiringStemCellAssets_2">Represents the amount of cash to be contributed by the parent company of the company acquiring stem cell assets under the Asset Contribution Agreement.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementAmountInCashToBeContributedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:to="label_AssetContributionAgreementAmountInCashToBeContributedByParentCompanyOfCompanyAcquiringStemCellAssets_2" xlink:title="label_AssetContributionAgreementAmountInCashToBeContributedByParentCompanyOfCompanyAcquiringStemCellAssets_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_AssetContributionAgreementAmountInCashToBeContributedByPrivateInvestorToCompanyAcquiringStemCellAssets" xlink:label="AssetContributionAgreementAmountInCashToBeContributedByPrivateInvestorToCompanyAcquiringStemCellAssets" xlink:title="AssetContributionAgreementAmountInCashToBeContributedByPrivateInvestorToCompanyAcquiringStemCellAssets" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementAmountInCashToBeContributedByPrivateInvestorToCompanyAcquiringStemCellAssets" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AssetContributionAgreementAmountInCashToBeContributedByPrivateInvestorToCompanyAcquiringStemCellAssets" xml:lang="en-US" id="label_AssetContributionAgreementAmountInCashToBeContributedByPrivateInvestorToCompanyAcquiringStemCellAssets">Represents the amount of cash to be contributed by private investor to company acquiring stem cell assets.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementAmountInCashToBeContributedByPrivateInvestorToCompanyAcquiringStemCellAssets" xlink:to="label_AssetContributionAgreementAmountInCashToBeContributedByPrivateInvestorToCompanyAcquiringStemCellAssets" xlink:title="label_AssetContributionAgreementAmountInCashToBeContributedByPrivateInvestorToCompanyAcquiringStemCellAssets" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementAmountInCashToBeContributedByPrivateInvestorToCompanyAcquiringStemCellAssets_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AssetContributionAgreementAmountInCashToBeContributedByPrivateInvestorToCompanyAcquiringStemCellAssets_1" xml:lang="en-US" id="label_AssetContributionAgreementAmountInCashToBeContributedByPrivateInvestorToCompanyAcquiringStemCellAssets_1">Asset Contribution Agreement Amount in Cash to be Contributed by Private Investor to Company Acquiring Stem Cell Assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementAmountInCashToBeContributedByPrivateInvestorToCompanyAcquiringStemCellAssets" xlink:to="label_AssetContributionAgreementAmountInCashToBeContributedByPrivateInvestorToCompanyAcquiringStemCellAssets_1" xlink:title="label_AssetContributionAgreementAmountInCashToBeContributedByPrivateInvestorToCompanyAcquiringStemCellAssets_1" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementAmountInCashToBeContributedByPrivateInvestorToCompanyAcquiringStemCellAssets_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AssetContributionAgreementAmountInCashToBeContributedByPrivateInvestorToCompanyAcquiringStemCellAssets_2" xml:lang="en-US" id="label_AssetContributionAgreementAmountInCashToBeContributedByPrivateInvestorToCompanyAcquiringStemCellAssets_2">Amount of cash to be contributed by private investor to company acquiring stem cell assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementAmountInCashToBeContributedByPrivateInvestorToCompanyAcquiringStemCellAssets" xlink:to="label_AssetContributionAgreementAmountInCashToBeContributedByPrivateInvestorToCompanyAcquiringStemCellAssets_2" xlink:title="label_AssetContributionAgreementAmountInCashToBeContributedByPrivateInvestorToCompanyAcquiringStemCellAssets_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_AssetContributionAgreementEntityContributionOfStemCellAssetsToAsteriasInExchangeForSharesAndWarrantsMember" xlink:label="AssetContributionAgreementEntityContributionOfStemCellAssetsToAsteriasInExchangeForSharesAndWarrantsMember" xlink:title="AssetContributionAgreementEntityContributionOfStemCellAssetsToAsteriasInExchangeForSharesAndWarrantsMember" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementEntityContributionOfStemCellAssetsToAsteriasInExchangeForSharesAndWarrantsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AssetContributionAgreementEntityContributionOfStemCellAssetsToAsteriasInExchangeForSharesAndWarrantsMember" xml:lang="en-US" id="label_AssetContributionAgreementEntityContributionOfStemCellAssetsToAsteriasInExchangeForSharesAndWarrantsMember">Asset Contribution Agreement Entity Contribution Of Stem Cell Assets To Asterias In Exchange For Shares And Warrants [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementEntityContributionOfStemCellAssetsToAsteriasInExchangeForSharesAndWarrantsMember" xlink:to="label_AssetContributionAgreementEntityContributionOfStemCellAssetsToAsteriasInExchangeForSharesAndWarrantsMember" xlink:title="label_AssetContributionAgreementEntityContributionOfStemCellAssetsToAsteriasInExchangeForSharesAndWarrantsMember" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementEntityContributionOfStemCellAssetsToAsteriasInExchangeForSharesAndWarrantsMember_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AssetContributionAgreementEntityContributionOfStemCellAssetsToAsteriasInExchangeForSharesAndWarrantsMember_1" xml:lang="en-US" id="label_AssetContributionAgreementEntityContributionOfStemCellAssetsToAsteriasInExchangeForSharesAndWarrantsMember_1">Under the Asset Contribution Agreement, Entity contribution of human embryonic stem cell assets and autologous cellular immunotherapy programs to Asterias in exchange for common stock and warrants issued by Asterias.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementEntityContributionOfStemCellAssetsToAsteriasInExchangeForSharesAndWarrantsMember" xlink:to="label_AssetContributionAgreementEntityContributionOfStemCellAssetsToAsteriasInExchangeForSharesAndWarrantsMember_1" xlink:title="label_AssetContributionAgreementEntityContributionOfStemCellAssetsToAsteriasInExchangeForSharesAndWarrantsMember_1" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementEntityContributionOfStemCellAssetsToAsteriasInExchangeForSharesAndWarrantsMember_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AssetContributionAgreementEntityContributionOfStemCellAssetsToAsteriasInExchangeForSharesAndWarrantsMember_2" xml:lang="en-US" id="label_AssetContributionAgreementEntityContributionOfStemCellAssetsToAsteriasInExchangeForSharesAndWarrantsMember_2">Asset Contribution Agreement</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementEntityContributionOfStemCellAssetsToAsteriasInExchangeForSharesAndWarrantsMember" xlink:to="label_AssetContributionAgreementEntityContributionOfStemCellAssetsToAsteriasInExchangeForSharesAndWarrantsMember_2" xlink:title="label_AssetContributionAgreementEntityContributionOfStemCellAssetsToAsteriasInExchangeForSharesAndWarrantsMember_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_AssetContributionAgreementExercisePriceOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:label="AssetContributionAgreementExercisePriceOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:title="AssetContributionAgreementExercisePriceOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementExercisePriceOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AssetContributionAgreementExercisePriceOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" xml:lang="en-US" id="label_AssetContributionAgreementExercisePriceOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets">Exercise price of the warrants to be issued under the Asset Contribution Agreement by parent company, of company acquiring stem cell assets (in dollars per share)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementExercisePriceOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:to="label_AssetContributionAgreementExercisePriceOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:title="label_AssetContributionAgreementExercisePriceOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementExercisePriceOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AssetContributionAgreementExercisePriceOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_1" xml:lang="en-US" id="label_AssetContributionAgreementExercisePriceOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_1">Represents the exercise price of the warrants issued by the parent entity, of the entity acquiring stem cell assets under the Asset Contribution Agreement.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementExercisePriceOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:to="label_AssetContributionAgreementExercisePriceOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_1" xlink:title="label_AssetContributionAgreementExercisePriceOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_1" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementExercisePriceOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AssetContributionAgreementExercisePriceOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_2" xml:lang="en-US" id="label_AssetContributionAgreementExercisePriceOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_2">Asset Contribution Agreement Exercise Price of Warrants Issued by Parent Company of Company Acquiring Stem Cell Assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementExercisePriceOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:to="label_AssetContributionAgreementExercisePriceOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_2" xlink:title="label_AssetContributionAgreementExercisePriceOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_AssetContributionAgreementExercisePriceOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:label="AssetContributionAgreementExercisePriceOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:title="AssetContributionAgreementExercisePriceOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementExercisePriceOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AssetContributionAgreementExercisePriceOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xml:lang="en-US" id="label_AssetContributionAgreementExercisePriceOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany">Asset Contribution Agreement Exercise Price of Warrants to be Issued by Company Acquiring Stem Cell Assets to its Parent Company</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementExercisePriceOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:to="label_AssetContributionAgreementExercisePriceOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:title="label_AssetContributionAgreementExercisePriceOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementExercisePriceOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AssetContributionAgreementExercisePriceOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_1" xml:lang="en-US" id="label_AssetContributionAgreementExercisePriceOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_1">Exercise price of the warrants issued under the Asset Contribution Agreement by the company acquiring stem cell assets to its parent company (in dollars per share)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementExercisePriceOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:to="label_AssetContributionAgreementExercisePriceOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_1" xlink:title="label_AssetContributionAgreementExercisePriceOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_1" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementExercisePriceOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AssetContributionAgreementExercisePriceOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_2" xml:lang="en-US" id="label_AssetContributionAgreementExercisePriceOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_2">Represents the exercise price of the warrants issued by the entity acquiring stem cell assets to its parent entity under the Asset Contribution Agreement.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementExercisePriceOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:to="label_AssetContributionAgreementExercisePriceOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_2" xlink:title="label_AssetContributionAgreementExercisePriceOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_AssetContributionAgreementExercisePriceOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:label="AssetContributionAgreementExercisePriceOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:title="AssetContributionAgreementExercisePriceOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementExercisePriceOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AssetContributionAgreementExercisePriceOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" xml:lang="en-US" id="label_AssetContributionAgreementExercisePriceOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets">Asset Contribution Agreement, Exercise Price of Warrants to be Issued by Parent Company of Company Acquiring Stem Cell Assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementExercisePriceOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:to="label_AssetContributionAgreementExercisePriceOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:title="label_AssetContributionAgreementExercisePriceOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementExercisePriceOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AssetContributionAgreementExercisePriceOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_1" xml:lang="en-US" id="label_AssetContributionAgreementExercisePriceOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_1">Exercise price of the warrants to be issued under the Asset Contribution Agreement by parent company of company acquiring stem cell assets (in dollars per share)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementExercisePriceOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:to="label_AssetContributionAgreementExercisePriceOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_1" xlink:title="label_AssetContributionAgreementExercisePriceOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_1" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementExercisePriceOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AssetContributionAgreementExercisePriceOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_2" xml:lang="en-US" id="label_AssetContributionAgreementExercisePriceOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_2">Represents the exercise price of the warrants to be issued by the parent company of the company acquiring stem cell assets under the Asset Contribution Agreement.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementExercisePriceOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:to="label_AssetContributionAgreementExercisePriceOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_2" xlink:title="label_AssetContributionAgreementExercisePriceOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_AssetContributionAgreementMember" xlink:label="AssetContributionAgreementMember" xlink:title="AssetContributionAgreementMember" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AssetContributionAgreementMember" xml:lang="en-US" id="label_AssetContributionAgreementMember">Asset Contribution Agreement [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementMember" xlink:to="label_AssetContributionAgreementMember" xlink:title="label_AssetContributionAgreementMember" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementMember_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AssetContributionAgreementMember_1" xml:lang="en-US" id="label_AssetContributionAgreementMember_1">Asset Contribution Agreement</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementMember" xlink:to="label_AssetContributionAgreementMember_1" xlink:title="label_AssetContributionAgreementMember_1" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AssetContributionAgreementMember_2" xml:lang="en-US" id="label_AssetContributionAgreementMember_2">Represents the Asset Contribution Agreement with BioTime, Inc. (BioTime) and BioTime Acquisition Corporation (BAC) providing for the divestiture of the entity's stem cell assets and autologous cellular immunotherapy program to BAC upon the closing of the transaction.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementMember" xlink:to="label_AssetContributionAgreementMember_2" xlink:title="label_AssetContributionAgreementMember_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_AssetContributionAgreementNumberOfParentCompanySharesContributedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:label="AssetContributionAgreementNumberOfParentCompanySharesContributedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:title="AssetContributionAgreementNumberOfParentCompanySharesContributedByParentCompanyOfCompanyAcquiringStemCellAssets" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementNumberOfParentCompanySharesContributedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AssetContributionAgreementNumberOfParentCompanySharesContributedByParentCompanyOfCompanyAcquiringStemCellAssets" xml:lang="en-US" id="label_AssetContributionAgreementNumberOfParentCompanySharesContributedByParentCompanyOfCompanyAcquiringStemCellAssets">Asset Contribution Agreement Number of Parent Company Shares Contributed by Parent Company of Company Acquiring Stem Cell Assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementNumberOfParentCompanySharesContributedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:to="label_AssetContributionAgreementNumberOfParentCompanySharesContributedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:title="label_AssetContributionAgreementNumberOfParentCompanySharesContributedByParentCompanyOfCompanyAcquiringStemCellAssets" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementNumberOfParentCompanySharesContributedByParentCompanyOfCompanyAcquiringStemCellAssets_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AssetContributionAgreementNumberOfParentCompanySharesContributedByParentCompanyOfCompanyAcquiringStemCellAssets_1" xml:lang="en-US" id="label_AssetContributionAgreementNumberOfParentCompanySharesContributedByParentCompanyOfCompanyAcquiringStemCellAssets_1">Number of parent company shares contributed under the Asset Contribution Agreement by parent company, of company acquiring stem cell assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementNumberOfParentCompanySharesContributedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:to="label_AssetContributionAgreementNumberOfParentCompanySharesContributedByParentCompanyOfCompanyAcquiringStemCellAssets_1" xlink:title="label_AssetContributionAgreementNumberOfParentCompanySharesContributedByParentCompanyOfCompanyAcquiringStemCellAssets_1" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementNumberOfParentCompanySharesContributedByParentCompanyOfCompanyAcquiringStemCellAssets_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AssetContributionAgreementNumberOfParentCompanySharesContributedByParentCompanyOfCompanyAcquiringStemCellAssets_2" xml:lang="en-US" id="label_AssetContributionAgreementNumberOfParentCompanySharesContributedByParentCompanyOfCompanyAcquiringStemCellAssets_2">Represents the number of parent entity shares contributed by the parent entity, of the entity acquiring stem cell assets under the Asset Contribution Agreement.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementNumberOfParentCompanySharesContributedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:to="label_AssetContributionAgreementNumberOfParentCompanySharesContributedByParentCompanyOfCompanyAcquiringStemCellAssets_2" xlink:title="label_AssetContributionAgreementNumberOfParentCompanySharesContributedByParentCompanyOfCompanyAcquiringStemCellAssets_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_AssetContributionAgreementNumberOfParentCompanySharesToBeContributedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:label="AssetContributionAgreementNumberOfParentCompanySharesToBeContributedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:title="AssetContributionAgreementNumberOfParentCompanySharesToBeContributedByParentCompanyOfCompanyAcquiringStemCellAssets" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementNumberOfParentCompanySharesToBeContributedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AssetContributionAgreementNumberOfParentCompanySharesToBeContributedByParentCompanyOfCompanyAcquiringStemCellAssets" xml:lang="en-US" id="label_AssetContributionAgreementNumberOfParentCompanySharesToBeContributedByParentCompanyOfCompanyAcquiringStemCellAssets">Asset Contribution Agreement, Number of Parent Company Shares to be Contributed by Parent Company of Company Acquiring Stem Cell Assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementNumberOfParentCompanySharesToBeContributedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:to="label_AssetContributionAgreementNumberOfParentCompanySharesToBeContributedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:title="label_AssetContributionAgreementNumberOfParentCompanySharesToBeContributedByParentCompanyOfCompanyAcquiringStemCellAssets" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementNumberOfParentCompanySharesToBeContributedByParentCompanyOfCompanyAcquiringStemCellAssets_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AssetContributionAgreementNumberOfParentCompanySharesToBeContributedByParentCompanyOfCompanyAcquiringStemCellAssets_1" xml:lang="en-US" id="label_AssetContributionAgreementNumberOfParentCompanySharesToBeContributedByParentCompanyOfCompanyAcquiringStemCellAssets_1">Number of parent company shares to be contributed under the Asset Contribution Agreement by parent company of company acquiring stem cell assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementNumberOfParentCompanySharesToBeContributedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:to="label_AssetContributionAgreementNumberOfParentCompanySharesToBeContributedByParentCompanyOfCompanyAcquiringStemCellAssets_1" xlink:title="label_AssetContributionAgreementNumberOfParentCompanySharesToBeContributedByParentCompanyOfCompanyAcquiringStemCellAssets_1" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementNumberOfParentCompanySharesToBeContributedByParentCompanyOfCompanyAcquiringStemCellAssets_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AssetContributionAgreementNumberOfParentCompanySharesToBeContributedByParentCompanyOfCompanyAcquiringStemCellAssets_2" xml:lang="en-US" id="label_AssetContributionAgreementNumberOfParentCompanySharesToBeContributedByParentCompanyOfCompanyAcquiringStemCellAssets_2">Represents the number of parent company shares to be contributed by the parent company of the company acquiring stem cell assets under the Asset Contribution Agreement.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementNumberOfParentCompanySharesToBeContributedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:to="label_AssetContributionAgreementNumberOfParentCompanySharesToBeContributedByParentCompanyOfCompanyAcquiringStemCellAssets_2" xlink:title="label_AssetContributionAgreementNumberOfParentCompanySharesToBeContributedByParentCompanyOfCompanyAcquiringStemCellAssets_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_AssetContributionAgreementNumberOfSharesIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:label="AssetContributionAgreementNumberOfSharesIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:title="AssetContributionAgreementNumberOfSharesIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementNumberOfSharesIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AssetContributionAgreementNumberOfSharesIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xml:lang="en-US" id="label_AssetContributionAgreementNumberOfSharesIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany">Asset Contribution Agreement Number of Shares Issued by Company Acquiring Stem Cell Assets to Its Parent Company</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementNumberOfSharesIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:to="label_AssetContributionAgreementNumberOfSharesIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:title="label_AssetContributionAgreementNumberOfSharesIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementNumberOfSharesIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AssetContributionAgreementNumberOfSharesIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_1" xml:lang="en-US" id="label_AssetContributionAgreementNumberOfSharesIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_1">Number of shares of company acquiring stem cell assets to be issued to its parent company under the Asset Contribution Agreement</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementNumberOfSharesIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:to="label_AssetContributionAgreementNumberOfSharesIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_1" xlink:title="label_AssetContributionAgreementNumberOfSharesIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_1" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementNumberOfSharesIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AssetContributionAgreementNumberOfSharesIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_2" xml:lang="en-US" id="label_AssetContributionAgreementNumberOfSharesIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_2">Represents the number of shares issued by the entity, acquiring stem cell assets to its parent entity, under the Asset Contribution Agreement.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementNumberOfSharesIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:to="label_AssetContributionAgreementNumberOfSharesIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_2" xlink:title="label_AssetContributionAgreementNumberOfSharesIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_AssetContributionAgreementNumberOfSharesReceived" xlink:label="AssetContributionAgreementNumberOfSharesReceived" xlink:title="AssetContributionAgreementNumberOfSharesReceived" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementNumberOfSharesReceived" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AssetContributionAgreementNumberOfSharesReceived" xml:lang="en-US" id="label_AssetContributionAgreementNumberOfSharesReceived">Asset Contribution Agreement Number of Shares Received</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementNumberOfSharesReceived" xlink:to="label_AssetContributionAgreementNumberOfSharesReceived" xlink:title="label_AssetContributionAgreementNumberOfSharesReceived" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementNumberOfSharesReceived_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AssetContributionAgreementNumberOfSharesReceived_1" xml:lang="en-US" id="label_AssetContributionAgreementNumberOfSharesReceived_1">Number of shares received</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementNumberOfSharesReceived" xlink:to="label_AssetContributionAgreementNumberOfSharesReceived_1" xlink:title="label_AssetContributionAgreementNumberOfSharesReceived_1" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementNumberOfSharesReceived_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AssetContributionAgreementNumberOfSharesReceived_2" xml:lang="en-US" id="label_AssetContributionAgreementNumberOfSharesReceived_2">The number of shares received by the entity as noncash or part noncash consideration under the Asset Contribution Agreement.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementNumberOfSharesReceived" xlink:to="label_AssetContributionAgreementNumberOfSharesReceived_2" xlink:title="label_AssetContributionAgreementNumberOfSharesReceived_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_AssetContributionAgreementNumberOfSharesToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:label="AssetContributionAgreementNumberOfSharesToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:title="AssetContributionAgreementNumberOfSharesToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementNumberOfSharesToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AssetContributionAgreementNumberOfSharesToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xml:lang="en-US" id="label_AssetContributionAgreementNumberOfSharesToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany">Asset Contribution Agreement, Number of Shares to be Issued by Company Acquiring Stem Cell Assets to its Parent Company</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementNumberOfSharesToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:to="label_AssetContributionAgreementNumberOfSharesToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:title="label_AssetContributionAgreementNumberOfSharesToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementNumberOfSharesToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AssetContributionAgreementNumberOfSharesToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_1" xml:lang="en-US" id="label_AssetContributionAgreementNumberOfSharesToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_1">Number of shares of company acquiring stem cell assets to be issued to its parent company under the Asset Contribution Agreement</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementNumberOfSharesToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:to="label_AssetContributionAgreementNumberOfSharesToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_1" xlink:title="label_AssetContributionAgreementNumberOfSharesToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_1" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementNumberOfSharesToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AssetContributionAgreementNumberOfSharesToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_2" xml:lang="en-US" id="label_AssetContributionAgreementNumberOfSharesToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_2">Represents the number of shares to be issued by the company acquiring stem cell assets to its parent company under the Asset Contribution Agreement.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementNumberOfSharesToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:to="label_AssetContributionAgreementNumberOfSharesToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_2" xlink:title="label_AssetContributionAgreementNumberOfSharesToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_AssetContributionAgreementNumberOfSharesToBeReceived" xlink:label="AssetContributionAgreementNumberOfSharesToBeReceived" xlink:title="AssetContributionAgreementNumberOfSharesToBeReceived" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementNumberOfSharesToBeReceived" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AssetContributionAgreementNumberOfSharesToBeReceived" xml:lang="en-US" id="label_AssetContributionAgreementNumberOfSharesToBeReceived">Asset Contribution Agreement, Number of Shares to be Received</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementNumberOfSharesToBeReceived" xlink:to="label_AssetContributionAgreementNumberOfSharesToBeReceived" xlink:title="label_AssetContributionAgreementNumberOfSharesToBeReceived" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementNumberOfSharesToBeReceived_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AssetContributionAgreementNumberOfSharesToBeReceived_1" xml:lang="en-US" id="label_AssetContributionAgreementNumberOfSharesToBeReceived_1">Number of shares to be received</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementNumberOfSharesToBeReceived" xlink:to="label_AssetContributionAgreementNumberOfSharesToBeReceived_1" xlink:title="label_AssetContributionAgreementNumberOfSharesToBeReceived_1" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementNumberOfSharesToBeReceived_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AssetContributionAgreementNumberOfSharesToBeReceived_2" xml:lang="en-US" id="label_AssetContributionAgreementNumberOfSharesToBeReceived_2">The number of shares to be received by the entity as noncash or part noncash consideration under the Asset Contribution Agreement.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementNumberOfSharesToBeReceived" xlink:to="label_AssetContributionAgreementNumberOfSharesToBeReceived_2" xlink:title="label_AssetContributionAgreementNumberOfSharesToBeReceived_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_AssetContributionAgreementNumberOfSubsidiariesParentCompanyOfCompanyAcquiringStemCellAssets" xlink:label="AssetContributionAgreementNumberOfSubsidiariesParentCompanyOfCompanyAcquiringStemCellAssets" xlink:title="AssetContributionAgreementNumberOfSubsidiariesParentCompanyOfCompanyAcquiringStemCellAssets" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementNumberOfSubsidiariesParentCompanyOfCompanyAcquiringStemCellAssets" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AssetContributionAgreementNumberOfSubsidiariesParentCompanyOfCompanyAcquiringStemCellAssets" xml:lang="en-US" id="label_AssetContributionAgreementNumberOfSubsidiariesParentCompanyOfCompanyAcquiringStemCellAssets">Represents the number of subsidiaries of the parent company of the company acquiring stem cell assets.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementNumberOfSubsidiariesParentCompanyOfCompanyAcquiringStemCellAssets" xlink:to="label_AssetContributionAgreementNumberOfSubsidiariesParentCompanyOfCompanyAcquiringStemCellAssets" xlink:title="label_AssetContributionAgreementNumberOfSubsidiariesParentCompanyOfCompanyAcquiringStemCellAssets" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementNumberOfSubsidiariesParentCompanyOfCompanyAcquiringStemCellAssets_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AssetContributionAgreementNumberOfSubsidiariesParentCompanyOfCompanyAcquiringStemCellAssets_1" xml:lang="en-US" id="label_AssetContributionAgreementNumberOfSubsidiariesParentCompanyOfCompanyAcquiringStemCellAssets_1">Asset Contribution Agreement, Number of Subsidiaries Parent Company of Company Acquiring Stem Cell Assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementNumberOfSubsidiariesParentCompanyOfCompanyAcquiringStemCellAssets" xlink:to="label_AssetContributionAgreementNumberOfSubsidiariesParentCompanyOfCompanyAcquiringStemCellAssets_1" xlink:title="label_AssetContributionAgreementNumberOfSubsidiariesParentCompanyOfCompanyAcquiringStemCellAssets_1" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementNumberOfSubsidiariesParentCompanyOfCompanyAcquiringStemCellAssets_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AssetContributionAgreementNumberOfSubsidiariesParentCompanyOfCompanyAcquiringStemCellAssets_2" xml:lang="en-US" id="label_AssetContributionAgreementNumberOfSubsidiariesParentCompanyOfCompanyAcquiringStemCellAssets_2">Number of subsidiaries owned by the parent company of company acquiring stem cell assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementNumberOfSubsidiariesParentCompanyOfCompanyAcquiringStemCellAssets" xlink:to="label_AssetContributionAgreementNumberOfSubsidiariesParentCompanyOfCompanyAcquiringStemCellAssets_2" xlink:title="label_AssetContributionAgreementNumberOfSubsidiariesParentCompanyOfCompanyAcquiringStemCellAssets_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_AssetContributionAgreementNumberOfWarrantsIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:label="AssetContributionAgreementNumberOfWarrantsIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:title="AssetContributionAgreementNumberOfWarrantsIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementNumberOfWarrantsIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AssetContributionAgreementNumberOfWarrantsIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xml:lang="en-US" id="label_AssetContributionAgreementNumberOfWarrantsIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany">Asset Contribution Agreement Number of Warrants Issued by Company Acquiring Stem Cell Assets to Its Parent Company</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementNumberOfWarrantsIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:to="label_AssetContributionAgreementNumberOfWarrantsIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:title="label_AssetContributionAgreementNumberOfWarrantsIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementNumberOfWarrantsIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AssetContributionAgreementNumberOfWarrantsIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_1" xml:lang="en-US" id="label_AssetContributionAgreementNumberOfWarrantsIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_1">Number of warrants issued under the Asset Contribution Agreement by the company acquiring stem cell assets to its parent company</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementNumberOfWarrantsIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:to="label_AssetContributionAgreementNumberOfWarrantsIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_1" xlink:title="label_AssetContributionAgreementNumberOfWarrantsIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_1" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementNumberOfWarrantsIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AssetContributionAgreementNumberOfWarrantsIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_2" xml:lang="en-US" id="label_AssetContributionAgreementNumberOfWarrantsIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_2">Represents the number of warrants issued by the entity acquiring stem cell assets to its parent entity under the Asset Contribution Agreement.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementNumberOfWarrantsIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:to="label_AssetContributionAgreementNumberOfWarrantsIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_2" xlink:title="label_AssetContributionAgreementNumberOfWarrantsIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_AssetContributionAgreementNumberOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:label="AssetContributionAgreementNumberOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:title="AssetContributionAgreementNumberOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementNumberOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AssetContributionAgreementNumberOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" xml:lang="en-US" id="label_AssetContributionAgreementNumberOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets">Asset Contribution Agreement Number of Warrants Issued by Parent Company of Company Acquiring Stem Cell Assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementNumberOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:to="label_AssetContributionAgreementNumberOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:title="label_AssetContributionAgreementNumberOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementNumberOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AssetContributionAgreementNumberOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_1" xml:lang="en-US" id="label_AssetContributionAgreementNumberOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_1">Number of warrants issued under the Asset Contribution Agreement by parent company, of company acquiring stem cell assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementNumberOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:to="label_AssetContributionAgreementNumberOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_1" xlink:title="label_AssetContributionAgreementNumberOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_1" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementNumberOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AssetContributionAgreementNumberOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_2" xml:lang="en-US" id="label_AssetContributionAgreementNumberOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_2">Represents the number of warrants issued by the parent entity, of the entity acquiring stem cell assets under the Asset Contribution Agreement.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementNumberOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:to="label_AssetContributionAgreementNumberOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_2" xlink:title="label_AssetContributionAgreementNumberOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_AssetContributionAgreementNumberOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:label="AssetContributionAgreementNumberOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:title="AssetContributionAgreementNumberOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementNumberOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AssetContributionAgreementNumberOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xml:lang="en-US" id="label_AssetContributionAgreementNumberOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany">Asset Contribution Agreement, Number of Warrants to be Issued by Company Acquiring Stem Cell Assets to its Parent Company</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementNumberOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:to="label_AssetContributionAgreementNumberOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:title="label_AssetContributionAgreementNumberOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementNumberOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AssetContributionAgreementNumberOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_1" xml:lang="en-US" id="label_AssetContributionAgreementNumberOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_1">Number of warrants to be issued under the Asset Contribution Agreement by the company acquiring stem cell assets to its parent company</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementNumberOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:to="label_AssetContributionAgreementNumberOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_1" xlink:title="label_AssetContributionAgreementNumberOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_1" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementNumberOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AssetContributionAgreementNumberOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_2" xml:lang="en-US" id="label_AssetContributionAgreementNumberOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_2">Represents the number of warrants to be issued by the company acquiring stem cell assets to its parent company under the Asset Contribution Agreement.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementNumberOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:to="label_AssetContributionAgreementNumberOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_2" xlink:title="label_AssetContributionAgreementNumberOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_AssetContributionAgreementNumberOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:label="AssetContributionAgreementNumberOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:title="AssetContributionAgreementNumberOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementNumberOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AssetContributionAgreementNumberOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" xml:lang="en-US" id="label_AssetContributionAgreementNumberOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets">Asset Contribution Agreement, Number of Warrants to be Issued by Parent Company of Company Acquiring Stem Cell Assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementNumberOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:to="label_AssetContributionAgreementNumberOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:title="label_AssetContributionAgreementNumberOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementNumberOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AssetContributionAgreementNumberOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_1" xml:lang="en-US" id="label_AssetContributionAgreementNumberOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_1">Number of warrants to be issued under the Asset Contribution Agreement by parent company of company acquiring stem cell assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementNumberOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:to="label_AssetContributionAgreementNumberOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_1" xlink:title="label_AssetContributionAgreementNumberOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_1" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementNumberOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AssetContributionAgreementNumberOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_2" xml:lang="en-US" id="label_AssetContributionAgreementNumberOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_2">Represents the number of warrants to be issued by the parent company of the company acquiring stem cell assets under the Asset Contribution Agreement.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementNumberOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:to="label_AssetContributionAgreementNumberOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_2" xlink:title="label_AssetContributionAgreementNumberOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_AssetContributionAgreementPercentageIncreaseInOwnershipOfCompanyAcquiringStemCellAssetsByItsParentCompanyUponExerciseOfWarrants" xlink:label="AssetContributionAgreementPercentageIncreaseInOwnershipOfCompanyAcquiringStemCellAssetsByItsParentCompanyUponExerciseOfWarrants" xlink:title="AssetContributionAgreementPercentageIncreaseInOwnershipOfCompanyAcquiringStemCellAssetsByItsParentCompanyUponExerciseOfWarrants" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementPercentageIncreaseInOwnershipOfCompanyAcquiringStemCellAssetsByItsParentCompanyUponExerciseOfWarrants" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AssetContributionAgreementPercentageIncreaseInOwnershipOfCompanyAcquiringStemCellAssetsByItsParentCompanyUponExerciseOfWarrants" xml:lang="en-US" id="label_AssetContributionAgreementPercentageIncreaseInOwnershipOfCompanyAcquiringStemCellAssetsByItsParentCompanyUponExerciseOfWarrants">Represents the percentage increase in ownership of company acquiring stem cell assets by its parent company upon exercise of warrants.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementPercentageIncreaseInOwnershipOfCompanyAcquiringStemCellAssetsByItsParentCompanyUponExerciseOfWarrants" xlink:to="label_AssetContributionAgreementPercentageIncreaseInOwnershipOfCompanyAcquiringStemCellAssetsByItsParentCompanyUponExerciseOfWarrants" xlink:title="label_AssetContributionAgreementPercentageIncreaseInOwnershipOfCompanyAcquiringStemCellAssetsByItsParentCompanyUponExerciseOfWarrants" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementPercentageIncreaseInOwnershipOfCompanyAcquiringStemCellAssetsByItsParentCompanyUponExerciseOfWarrants_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AssetContributionAgreementPercentageIncreaseInOwnershipOfCompanyAcquiringStemCellAssetsByItsParentCompanyUponExerciseOfWarrants_1" xml:lang="en-US" id="label_AssetContributionAgreementPercentageIncreaseInOwnershipOfCompanyAcquiringStemCellAssetsByItsParentCompanyUponExerciseOfWarrants_1">Asset Contribution Agreement Percentage Increase in Ownership of Company Acquiring Stem Cell Assets by its Parent Company upon Exercise of Warrants</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementPercentageIncreaseInOwnershipOfCompanyAcquiringStemCellAssetsByItsParentCompanyUponExerciseOfWarrants" xlink:to="label_AssetContributionAgreementPercentageIncreaseInOwnershipOfCompanyAcquiringStemCellAssetsByItsParentCompanyUponExerciseOfWarrants_1" xlink:title="label_AssetContributionAgreementPercentageIncreaseInOwnershipOfCompanyAcquiringStemCellAssetsByItsParentCompanyUponExerciseOfWarrants_1" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementPercentageIncreaseInOwnershipOfCompanyAcquiringStemCellAssetsByItsParentCompanyUponExerciseOfWarrants_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AssetContributionAgreementPercentageIncreaseInOwnershipOfCompanyAcquiringStemCellAssetsByItsParentCompanyUponExerciseOfWarrants_2" xml:lang="en-US" id="label_AssetContributionAgreementPercentageIncreaseInOwnershipOfCompanyAcquiringStemCellAssetsByItsParentCompanyUponExerciseOfWarrants_2">Percentage increase in ownership of company acquiring stem cell assets by its parent company upon exercise of warrants</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementPercentageIncreaseInOwnershipOfCompanyAcquiringStemCellAssetsByItsParentCompanyUponExerciseOfWarrants" xlink:to="label_AssetContributionAgreementPercentageIncreaseInOwnershipOfCompanyAcquiringStemCellAssetsByItsParentCompanyUponExerciseOfWarrants_2" xlink:title="label_AssetContributionAgreementPercentageIncreaseInOwnershipOfCompanyAcquiringStemCellAssetsByItsParentCompanyUponExerciseOfWarrants_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_AssetContributionAgreementPercentageOwnershipInterestInCompanyAcquiringStemCellAssetsUponClosing" xlink:label="AssetContributionAgreementPercentageOwnershipInterestInCompanyAcquiringStemCellAssetsUponClosing" xlink:title="AssetContributionAgreementPercentageOwnershipInterestInCompanyAcquiringStemCellAssetsUponClosing" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementPercentageOwnershipInterestInCompanyAcquiringStemCellAssetsUponClosing" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AssetContributionAgreementPercentageOwnershipInterestInCompanyAcquiringStemCellAssetsUponClosing" xml:lang="en-US" id="label_AssetContributionAgreementPercentageOwnershipInterestInCompanyAcquiringStemCellAssetsUponClosing">Asset Contribution Agreement Percentage Ownership Interest in Company Acquiring Stem Cell Assets upon Closing</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementPercentageOwnershipInterestInCompanyAcquiringStemCellAssetsUponClosing" xlink:to="label_AssetContributionAgreementPercentageOwnershipInterestInCompanyAcquiringStemCellAssetsUponClosing" xlink:title="label_AssetContributionAgreementPercentageOwnershipInterestInCompanyAcquiringStemCellAssetsUponClosing" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementPercentageOwnershipInterestInCompanyAcquiringStemCellAssetsUponClosing_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AssetContributionAgreementPercentageOwnershipInterestInCompanyAcquiringStemCellAssetsUponClosing_1" xml:lang="en-US" id="label_AssetContributionAgreementPercentageOwnershipInterestInCompanyAcquiringStemCellAssetsUponClosing_1">Percentage ownership interest in company acquiring stem cell assets upon closing under Asset Contribution Agreement</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementPercentageOwnershipInterestInCompanyAcquiringStemCellAssetsUponClosing" xlink:to="label_AssetContributionAgreementPercentageOwnershipInterestInCompanyAcquiringStemCellAssetsUponClosing_1" xlink:title="label_AssetContributionAgreementPercentageOwnershipInterestInCompanyAcquiringStemCellAssetsUponClosing_1" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementPercentageOwnershipInterestInCompanyAcquiringStemCellAssetsUponClosing_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AssetContributionAgreementPercentageOwnershipInterestInCompanyAcquiringStemCellAssetsUponClosing_2" xml:lang="en-US" id="label_AssetContributionAgreementPercentageOwnershipInterestInCompanyAcquiringStemCellAssetsUponClosing_2">Represents the percentage ownership interest in company acquiring stem cell assets upon closing under Asset Contribution Agreement.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementPercentageOwnershipInterestInCompanyAcquiringStemCellAssetsUponClosing" xlink:to="label_AssetContributionAgreementPercentageOwnershipInterestInCompanyAcquiringStemCellAssetsUponClosing_2" xlink:title="label_AssetContributionAgreementPercentageOwnershipInterestInCompanyAcquiringStemCellAssetsUponClosing_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_AssetContributionAgreementPotentialPercentageOwnershipInterestByEntityStockholdersInCompanyAcquiringStemCellAssetsAfterWarrantExercise" xlink:label="AssetContributionAgreementPotentialPercentageOwnershipInterestByEntityStockholdersInCompanyAcquiringStemCellAssetsAfterWarrantExercise" xlink:title="AssetContributionAgreementPotentialPercentageOwnershipInterestByEntityStockholdersInCompanyAcquiringStemCellAssetsAfterWarrantExercise" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementPotentialPercentageOwnershipInterestByEntityStockholdersInCompanyAcquiringStemCellAssetsAfterWarrantExercise" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AssetContributionAgreementPotentialPercentageOwnershipInterestByEntityStockholdersInCompanyAcquiringStemCellAssetsAfterWarrantExercise" xml:lang="en-US" id="label_AssetContributionAgreementPotentialPercentageOwnershipInterestByEntityStockholdersInCompanyAcquiringStemCellAssetsAfterWarrantExercise">Asset Contribution Agreement Potential Percentage Ownership Interest by Entity Stockholders in Company Acquiring Stem Cell Assets after Warrant Exercise</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementPotentialPercentageOwnershipInterestByEntityStockholdersInCompanyAcquiringStemCellAssetsAfterWarrantExercise" xlink:to="label_AssetContributionAgreementPotentialPercentageOwnershipInterestByEntityStockholdersInCompanyAcquiringStemCellAssetsAfterWarrantExercise" xlink:title="label_AssetContributionAgreementPotentialPercentageOwnershipInterestByEntityStockholdersInCompanyAcquiringStemCellAssetsAfterWarrantExercise" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementPotentialPercentageOwnershipInterestByEntityStockholdersInCompanyAcquiringStemCellAssetsAfterWarrantExercise_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AssetContributionAgreementPotentialPercentageOwnershipInterestByEntityStockholdersInCompanyAcquiringStemCellAssetsAfterWarrantExercise_1" xml:lang="en-US" id="label_AssetContributionAgreementPotentialPercentageOwnershipInterestByEntityStockholdersInCompanyAcquiringStemCellAssetsAfterWarrantExercise_1">Potential ownership percentage of entity stockholders' in company acquiring stem cell assets after exercise of warrants owned by parent company.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementPotentialPercentageOwnershipInterestByEntityStockholdersInCompanyAcquiringStemCellAssetsAfterWarrantExercise" xlink:to="label_AssetContributionAgreementPotentialPercentageOwnershipInterestByEntityStockholdersInCompanyAcquiringStemCellAssetsAfterWarrantExercise_1" xlink:title="label_AssetContributionAgreementPotentialPercentageOwnershipInterestByEntityStockholdersInCompanyAcquiringStemCellAssetsAfterWarrantExercise_1" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementPotentialPercentageOwnershipInterestByEntityStockholdersInCompanyAcquiringStemCellAssetsAfterWarrantExercise_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AssetContributionAgreementPotentialPercentageOwnershipInterestByEntityStockholdersInCompanyAcquiringStemCellAssetsAfterWarrantExercise_2" xml:lang="en-US" id="label_AssetContributionAgreementPotentialPercentageOwnershipInterestByEntityStockholdersInCompanyAcquiringStemCellAssetsAfterWarrantExercise_2">Represents the potential percentage of ownership interest by entity stockholders' in company acquiring stem cell assets after exercise of warrants owned by parent company.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementPotentialPercentageOwnershipInterestByEntityStockholdersInCompanyAcquiringStemCellAssetsAfterWarrantExercise" xlink:to="label_AssetContributionAgreementPotentialPercentageOwnershipInterestByEntityStockholdersInCompanyAcquiringStemCellAssetsAfterWarrantExercise_2" xlink:title="label_AssetContributionAgreementPotentialPercentageOwnershipInterestByEntityStockholdersInCompanyAcquiringStemCellAssetsAfterWarrantExercise_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_AssetContributionAgreementTermOfWarrantsIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:label="AssetContributionAgreementTermOfWarrantsIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:title="AssetContributionAgreementTermOfWarrantsIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementTermOfWarrantsIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AssetContributionAgreementTermOfWarrantsIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xml:lang="en-US" id="label_AssetContributionAgreementTermOfWarrantsIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany">Term of the warrants issued under the Asset Contribution Agreement by the company acquiring stem cell assets to its parent company</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementTermOfWarrantsIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:to="label_AssetContributionAgreementTermOfWarrantsIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:title="label_AssetContributionAgreementTermOfWarrantsIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementTermOfWarrantsIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AssetContributionAgreementTermOfWarrantsIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_1" xml:lang="en-US" id="label_AssetContributionAgreementTermOfWarrantsIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_1">Represents the term of the warrants issued by the entity acquiring stem cell assets to its parent entity under the Asset Contribution Agreement.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementTermOfWarrantsIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:to="label_AssetContributionAgreementTermOfWarrantsIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_1" xlink:title="label_AssetContributionAgreementTermOfWarrantsIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_1" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementTermOfWarrantsIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AssetContributionAgreementTermOfWarrantsIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_2" xml:lang="en-US" id="label_AssetContributionAgreementTermOfWarrantsIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_2">Asset Contribution Agreement Term of Warrants Issued by Company Acquiring Stem Cell Assets to Its Parent Company</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementTermOfWarrantsIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:to="label_AssetContributionAgreementTermOfWarrantsIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_2" xlink:title="label_AssetContributionAgreementTermOfWarrantsIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_AssetContributionAgreementTermOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:label="AssetContributionAgreementTermOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:title="AssetContributionAgreementTermOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementTermOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AssetContributionAgreementTermOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" xml:lang="en-US" id="label_AssetContributionAgreementTermOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets">Asset Contribution Agreement Term of Warrants Issued by Parent Company of Company Acquiring Stem Cell Assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementTermOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:to="label_AssetContributionAgreementTermOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:title="label_AssetContributionAgreementTermOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementTermOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AssetContributionAgreementTermOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_1" xml:lang="en-US" id="label_AssetContributionAgreementTermOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_1">Term of the warrants issued under the Asset Contribution Agreement by parent company of company acquiring stem cell assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementTermOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:to="label_AssetContributionAgreementTermOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_1" xlink:title="label_AssetContributionAgreementTermOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_1" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementTermOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AssetContributionAgreementTermOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_2" xml:lang="en-US" id="label_AssetContributionAgreementTermOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_2">Represents the term of the warrants issued by the parent entity of the entity acquiring stem cell assets under the Asset Contribution Agreement.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementTermOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:to="label_AssetContributionAgreementTermOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_2" xlink:title="label_AssetContributionAgreementTermOfWarrantsIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_AssetContributionAgreementTermOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:label="AssetContributionAgreementTermOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:title="AssetContributionAgreementTermOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementTermOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AssetContributionAgreementTermOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xml:lang="en-US" id="label_AssetContributionAgreementTermOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany">Asset Contribution Agreement Term of Warrants to be Issued by Company Acquiring Stem Cell Assets to its Parent Company</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementTermOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:to="label_AssetContributionAgreementTermOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:title="label_AssetContributionAgreementTermOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementTermOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AssetContributionAgreementTermOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_1" xml:lang="en-US" id="label_AssetContributionAgreementTermOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_1">Term of the warrants to be issued under the Asset Contribution Agreement by the company acquiring stem cell assets to its parent company</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementTermOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:to="label_AssetContributionAgreementTermOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_1" xlink:title="label_AssetContributionAgreementTermOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_1" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementTermOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AssetContributionAgreementTermOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_2" xml:lang="en-US" id="label_AssetContributionAgreementTermOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_2">Represents the term of the warrants to be issued by the company acquiring stem cell assets to its parent company under the Asset Contribution Agreement.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementTermOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany" xlink:to="label_AssetContributionAgreementTermOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_2" xlink:title="label_AssetContributionAgreementTermOfWarrantsToBeIssuedByCompanyAcquiringStemCellAssetsToItsParentCompany_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_AssetContributionAgreementTermOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:label="AssetContributionAgreementTermOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:title="AssetContributionAgreementTermOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementTermOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AssetContributionAgreementTermOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" xml:lang="en-US" id="label_AssetContributionAgreementTermOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets">Asset Contribution Agreement Term of Warrants to be Issued by Parent Company of Company Acquiring Stem Cell Assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementTermOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:to="label_AssetContributionAgreementTermOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:title="label_AssetContributionAgreementTermOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementTermOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AssetContributionAgreementTermOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_1" xml:lang="en-US" id="label_AssetContributionAgreementTermOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_1">Term of the warrants to be issued under the Asset Contribution Agreement by parent company of company acquiring stem cell assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementTermOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:to="label_AssetContributionAgreementTermOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_1" xlink:title="label_AssetContributionAgreementTermOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_1" />
    <link:label xlink:type="resource" xlink:label="label_AssetContributionAgreementTermOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AssetContributionAgreementTermOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_2" xml:lang="en-US" id="label_AssetContributionAgreementTermOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_2">Represents the term of the warrants to be issued by the parent company of the company acquiring stem cell assets under the Asset Contribution Agreement.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetContributionAgreementTermOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets" xlink:to="label_AssetContributionAgreementTermOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_2" xlink:title="label_AssetContributionAgreementTermOfWarrantsToBeIssuedByParentCompanyOfCompanyAcquiringStemCellAssets_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_AsteriasMember" xlink:label="AsteriasMember" xlink:title="AsteriasMember" />
    <link:label xlink:type="resource" xlink:label="label_AsteriasMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AsteriasMember" xml:lang="en-US" id="label_AsteriasMember">Asterias [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AsteriasMember" xlink:to="label_AsteriasMember" xlink:title="label_AsteriasMember" />
    <link:label xlink:type="resource" xlink:label="label_AsteriasMember_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AsteriasMember_1" xml:lang="en-US" id="label_AsteriasMember_1">Represents Asterias Biotherapeutics, Inc., majority owned by BioTime following the completion of the Asset Contribution Agreement.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AsteriasMember" xlink:to="label_AsteriasMember_1" xlink:title="label_AsteriasMember_1" />
    <link:label xlink:type="resource" xlink:label="label_AsteriasMember_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AsteriasMember_2" xml:lang="en-US" id="label_AsteriasMember_2">Asterias</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AsteriasMember" xlink:to="label_AsteriasMember_2" xlink:title="label_AsteriasMember_2" />
    <link:label xlink:type="resource" xlink:label="label_AsteriasMember_3" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_AsteriasMember_3" xml:lang="en-US" id="label_AsteriasMember_3">Asterias contributions</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AsteriasMember" xlink:to="label_AsteriasMember_3" xlink:title="label_AsteriasMember_3" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAggregateLoss" xlink:label="AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAggregateLoss" xlink:title="AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAggregateLoss" />
    <link:label xlink:type="resource" xlink:label="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAggregateLoss" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAggregateLoss" xml:lang="en-US" id="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAggregateLoss">Available For Sale Securities Continuous Unrealized Loss Position Aggregate Loss</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAggregateLoss" xlink:to="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAggregateLoss" xlink:title="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAggregateLoss" />
    <link:label xlink:type="resource" xlink:label="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAggregateLoss_1" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:title="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAggregateLoss_1" xml:lang="en-US" id="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAggregateLoss_1">Total - Gross Unrealized Losses</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAggregateLoss" xlink:to="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAggregateLoss_1" xlink:title="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAggregateLoss_1" />
    <link:label xlink:type="resource" xlink:label="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAggregateLoss_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAggregateLoss_2" xml:lang="en-US" id="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAggregateLoss_2">Amount of gross unrealized loss on securities classified as available-for-sale securities that have been in a loss position as of the reporting date.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAggregateLoss" xlink:to="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAggregateLoss_2" xlink:title="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAggregateLoss_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsAggregateLosses" xlink:label="AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsAggregateLosses" xlink:title="AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsAggregateLosses" />
    <link:label xlink:type="resource" xlink:label="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsAggregateLosses" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsAggregateLosses" xml:lang="en-US" id="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsAggregateLosses">Less Than 12 Months - Gross Unrealized Losses</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsAggregateLosses" xlink:to="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsAggregateLosses" xlink:title="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsAggregateLosses" />
    <link:label xlink:type="resource" xlink:label="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsAggregateLosses_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsAggregateLosses_1" xml:lang="en-US" id="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsAggregateLosses_1">Amount of gross unrealized loss on securities classified as available-for-sale securities that have been in a loss position for less than twelve months as of the reporting date.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsAggregateLosses" xlink:to="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsAggregateLosses_1" xlink:title="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsAggregateLosses_1" />
    <link:label xlink:type="resource" xlink:label="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsAggregateLosses_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsAggregateLosses_2" xml:lang="en-US" id="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsAggregateLosses_2">Available For Sale Securities Continuous Unrealized Loss Position Less Than Twelve Months Aggregate Losses</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsAggregateLosses" xlink:to="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsAggregateLosses_2" xlink:title="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsAggregateLosses_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_AvailableForSaleSecuritiesOriginalMaturityPeriod" xlink:label="AvailableForSaleSecuritiesOriginalMaturityPeriod" xlink:title="AvailableForSaleSecuritiesOriginalMaturityPeriod" />
    <link:label xlink:type="resource" xlink:label="label_AvailableForSaleSecuritiesOriginalMaturityPeriod" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AvailableForSaleSecuritiesOriginalMaturityPeriod" xml:lang="en-US" id="label_AvailableForSaleSecuritiesOriginalMaturityPeriod">Represents the original maturity period of securities, which are categorized neither as held-to-maturity nor trading.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AvailableForSaleSecuritiesOriginalMaturityPeriod" xlink:to="label_AvailableForSaleSecuritiesOriginalMaturityPeriod" xlink:title="label_AvailableForSaleSecuritiesOriginalMaturityPeriod" />
    <link:label xlink:type="resource" xlink:label="label_AvailableForSaleSecuritiesOriginalMaturityPeriod_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AvailableForSaleSecuritiesOriginalMaturityPeriod_1" xml:lang="en-US" id="label_AvailableForSaleSecuritiesOriginalMaturityPeriod_1">Available for Sale Securities, Original Maturity Period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AvailableForSaleSecuritiesOriginalMaturityPeriod" xlink:to="label_AvailableForSaleSecuritiesOriginalMaturityPeriod_1" xlink:title="label_AvailableForSaleSecuritiesOriginalMaturityPeriod_1" />
    <link:label xlink:type="resource" xlink:label="label_AvailableForSaleSecuritiesOriginalMaturityPeriod_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AvailableForSaleSecuritiesOriginalMaturityPeriod_2" xml:lang="en-US" id="label_AvailableForSaleSecuritiesOriginalMaturityPeriod_2">Original maturity period of marketable securities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AvailableForSaleSecuritiesOriginalMaturityPeriod" xlink:to="label_AvailableForSaleSecuritiesOriginalMaturityPeriod_2" xlink:title="label_AvailableForSaleSecuritiesOriginalMaturityPeriod_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_BiotechnologyResearchCorporationMember" xlink:label="BiotechnologyResearchCorporationMember" xlink:title="BiotechnologyResearchCorporationMember" />
    <link:label xlink:type="resource" xlink:label="label_BiotechnologyResearchCorporationMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_BiotechnologyResearchCorporationMember" xml:lang="en-US" id="label_BiotechnologyResearchCorporationMember">Biotechnology Research Corporation [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BiotechnologyResearchCorporationMember" xlink:to="label_BiotechnologyResearchCorporationMember" xlink:title="label_BiotechnologyResearchCorporationMember" />
    <link:label xlink:type="resource" xlink:label="label_BiotechnologyResearchCorporationMember_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_BiotechnologyResearchCorporationMember_1" xml:lang="en-US" id="label_BiotechnologyResearchCorporationMember_1">BRC</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BiotechnologyResearchCorporationMember" xlink:to="label_BiotechnologyResearchCorporationMember_1" xlink:title="label_BiotechnologyResearchCorporationMember_1" />
    <link:label xlink:type="resource" xlink:label="label_BiotechnologyResearchCorporationMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_BiotechnologyResearchCorporationMember_2" xml:lang="en-US" id="label_BiotechnologyResearchCorporationMember_2">Represents information pertaining to Biotechnology Research Corporation, a subsidiary of Hong Kong University of Science and Technology.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BiotechnologyResearchCorporationMember" xlink:to="label_BiotechnologyResearchCorporationMember_2" xlink:title="label_BiotechnologyResearchCorporationMember_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_BioTimeContributionOfEquityAndOtherConsiderationToAsteriasInExchangeForSharesAndWarrantsMember" xlink:label="BioTimeContributionOfEquityAndOtherConsiderationToAsteriasInExchangeForSharesAndWarrantsMember" xlink:title="BioTimeContributionOfEquityAndOtherConsiderationToAsteriasInExchangeForSharesAndWarrantsMember" />
    <link:label xlink:type="resource" xlink:label="label_BioTimeContributionOfEquityAndOtherConsiderationToAsteriasInExchangeForSharesAndWarrantsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_BioTimeContributionOfEquityAndOtherConsiderationToAsteriasInExchangeForSharesAndWarrantsMember" xml:lang="en-US" id="label_BioTimeContributionOfEquityAndOtherConsiderationToAsteriasInExchangeForSharesAndWarrantsMember">Bio Time Contribution Of Equity And Other Consideration To Asterias In Exchange For Shares And Warrants [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BioTimeContributionOfEquityAndOtherConsiderationToAsteriasInExchangeForSharesAndWarrantsMember" xlink:to="label_BioTimeContributionOfEquityAndOtherConsiderationToAsteriasInExchangeForSharesAndWarrantsMember" xlink:title="label_BioTimeContributionOfEquityAndOtherConsiderationToAsteriasInExchangeForSharesAndWarrantsMember" />
    <link:label xlink:type="resource" xlink:label="label_BioTimeContributionOfEquityAndOtherConsiderationToAsteriasInExchangeForSharesAndWarrantsMember_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_BioTimeContributionOfEquityAndOtherConsiderationToAsteriasInExchangeForSharesAndWarrantsMember_1" xml:lang="en-US" id="label_BioTimeContributionOfEquityAndOtherConsiderationToAsteriasInExchangeForSharesAndWarrantsMember_1">BioTime contribution of common stock, warrants, minority stakes in two subsidiaries, and rights to human embryonic stem cell lines to Asterias in exchange for common stock and warrants issued by Asterias. Also included is BioTime forgiveness of a previous loan to Asterias.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BioTimeContributionOfEquityAndOtherConsiderationToAsteriasInExchangeForSharesAndWarrantsMember" xlink:to="label_BioTimeContributionOfEquityAndOtherConsiderationToAsteriasInExchangeForSharesAndWarrantsMember_1" xlink:title="label_BioTimeContributionOfEquityAndOtherConsiderationToAsteriasInExchangeForSharesAndWarrantsMember_1" />
    <link:label xlink:type="resource" xlink:label="label_BioTimeContributionOfEquityAndOtherConsiderationToAsteriasInExchangeForSharesAndWarrantsMember_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_BioTimeContributionOfEquityAndOtherConsiderationToAsteriasInExchangeForSharesAndWarrantsMember_2" xml:lang="en-US" id="label_BioTimeContributionOfEquityAndOtherConsiderationToAsteriasInExchangeForSharesAndWarrantsMember_2">Asset Contribution Agreement</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BioTimeContributionOfEquityAndOtherConsiderationToAsteriasInExchangeForSharesAndWarrantsMember" xlink:to="label_BioTimeContributionOfEquityAndOtherConsiderationToAsteriasInExchangeForSharesAndWarrantsMember_2" xlink:title="label_BioTimeContributionOfEquityAndOtherConsiderationToAsteriasInExchangeForSharesAndWarrantsMember_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_BioTimeIncMember" xlink:label="BioTimeIncMember" xlink:title="BioTimeIncMember" />
    <link:label xlink:type="resource" xlink:label="label_BioTimeIncMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_BioTimeIncMember" xml:lang="en-US" id="label_BioTimeIncMember">BioTime Inc [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BioTimeIncMember" xlink:to="label_BioTimeIncMember" xlink:title="label_BioTimeIncMember" />
    <link:label xlink:type="resource" xlink:label="label_BioTimeIncMember_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_BioTimeIncMember_1" xml:lang="en-US" id="label_BioTimeIncMember_1">BioTime, Inc.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BioTimeIncMember" xlink:to="label_BioTimeIncMember_1" xlink:title="label_BioTimeIncMember_1" />
    <link:label xlink:type="resource" xlink:label="label_BioTimeIncMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_BioTimeIncMember_2" xml:lang="en-US" id="label_BioTimeIncMember_2">Represents information pertaining to BioTime, Inc., the parent company of company acquiring stem cell assets under the Asset Contribution Agreement.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BioTimeIncMember" xlink:to="label_BioTimeIncMember_2" xlink:title="label_BioTimeIncMember_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_BioTimeMember" xlink:label="BioTimeMember" xlink:title="BioTimeMember" />
    <link:label xlink:type="resource" xlink:label="label_BioTimeMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_BioTimeMember" xml:lang="en-US" id="label_BioTimeMember">BioTime [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BioTimeMember" xlink:to="label_BioTimeMember" xlink:title="label_BioTimeMember" />
    <link:label xlink:type="resource" xlink:label="label_BioTimeMember_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_BioTimeMember_1" xml:lang="en-US" id="label_BioTimeMember_1">BioTime</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BioTimeMember" xlink:to="label_BioTimeMember_1" xlink:title="label_BioTimeMember_1" />
    <link:label xlink:type="resource" xlink:label="label_BioTimeMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_BioTimeMember_2" xml:lang="en-US" id="label_BioTimeMember_2">Represents BioTime, Inc., the parent company of Asterias following the completion of the Asset Contribution Agreement.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BioTimeMember" xlink:to="label_BioTimeMember_2" xlink:title="label_BioTimeMember_2" />
    <link:label xlink:type="resource" xlink:label="label_BioTimeMember_3" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_BioTimeMember_3" xml:lang="en-US" id="label_BioTimeMember_3">BioTime Contributions</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BioTimeMember" xlink:to="label_BioTimeMember_3" xlink:title="label_BioTimeMember_3" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_CaliforniaInstituteForRegenerativeMedicineMember" xlink:label="CaliforniaInstituteForRegenerativeMedicineMember" xlink:title="CaliforniaInstituteForRegenerativeMedicineMember" />
    <link:label xlink:type="resource" xlink:label="label_CaliforniaInstituteForRegenerativeMedicineMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_CaliforniaInstituteForRegenerativeMedicineMember" xml:lang="en-US" id="label_CaliforniaInstituteForRegenerativeMedicineMember">Represents information pertaining to the California Institute for Regenerative Medicine.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CaliforniaInstituteForRegenerativeMedicineMember" xlink:to="label_CaliforniaInstituteForRegenerativeMedicineMember" xlink:title="label_CaliforniaInstituteForRegenerativeMedicineMember" />
    <link:label xlink:type="resource" xlink:label="label_CaliforniaInstituteForRegenerativeMedicineMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CaliforniaInstituteForRegenerativeMedicineMember_1" xml:lang="en-US" id="label_CaliforniaInstituteForRegenerativeMedicineMember_1">California Institute for Regenerative Medicine [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CaliforniaInstituteForRegenerativeMedicineMember" xlink:to="label_CaliforniaInstituteForRegenerativeMedicineMember_1" xlink:title="label_CaliforniaInstituteForRegenerativeMedicineMember_1" />
    <link:label xlink:type="resource" xlink:label="label_CaliforniaInstituteForRegenerativeMedicineMember_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CaliforniaInstituteForRegenerativeMedicineMember_2" xml:lang="en-US" id="label_CaliforniaInstituteForRegenerativeMedicineMember_2">CIRM</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CaliforniaInstituteForRegenerativeMedicineMember" xlink:to="label_CaliforniaInstituteForRegenerativeMedicineMember_2" xlink:title="label_CaliforniaInstituteForRegenerativeMedicineMember_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_CashAndCashEquivalentsUnrealizedLosses" xlink:label="CashAndCashEquivalentsUnrealizedLosses" xlink:title="CashAndCashEquivalentsUnrealizedLosses" />
    <link:label xlink:type="resource" xlink:label="label_CashAndCashEquivalentsUnrealizedLosses" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CashAndCashEquivalentsUnrealizedLosses" xml:lang="en-US" id="label_CashAndCashEquivalentsUnrealizedLosses">Cash and Cash Equivalents Unrealized Losses</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashAndCashEquivalentsUnrealizedLosses" xlink:to="label_CashAndCashEquivalentsUnrealizedLosses" xlink:title="label_CashAndCashEquivalentsUnrealizedLosses" />
    <link:label xlink:type="resource" xlink:label="label_CashAndCashEquivalentsUnrealizedLosses_1" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_CashAndCashEquivalentsUnrealizedLosses_1" xml:lang="en-US" id="label_CashAndCashEquivalentsUnrealizedLosses_1">Gross Unrealized Losses</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashAndCashEquivalentsUnrealizedLosses" xlink:to="label_CashAndCashEquivalentsUnrealizedLosses_1" xlink:title="label_CashAndCashEquivalentsUnrealizedLosses_1" />
    <link:label xlink:type="resource" xlink:label="label_CashAndCashEquivalentsUnrealizedLosses_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_CashAndCashEquivalentsUnrealizedLosses_2" xml:lang="en-US" id="label_CashAndCashEquivalentsUnrealizedLosses_2">Represents the gross unrealized losses for cash and cash equivalents.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashAndCashEquivalentsUnrealizedLosses" xlink:to="label_CashAndCashEquivalentsUnrealizedLosses_2" xlink:title="label_CashAndCashEquivalentsUnrealizedLosses_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_CashInTransit" xlink:label="CashInTransit" xlink:title="CashInTransit" />
    <link:label xlink:type="resource" xlink:label="label_CashInTransit" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CashInTransit" xml:lang="en-US" id="label_CashInTransit">Cash in Transit</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashInTransit" xlink:to="label_CashInTransit" xlink:title="label_CashInTransit" />
    <link:label xlink:type="resource" xlink:label="label_CashInTransit_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_CashInTransit_1" xml:lang="en-US" id="label_CashInTransit_1">Amount of cash to be received by the entity in connection with settlement of stock option exercises.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashInTransit" xlink:to="label_CashInTransit_1" xlink:title="label_CashInTransit_1" />
    <link:label xlink:type="resource" xlink:label="label_CashInTransit_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CashInTransit_2" xml:lang="en-US" id="label_CashInTransit_2">Cash in transit</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashInTransit" xlink:to="label_CashInTransit_2" xlink:title="label_CashInTransit_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_CertainMembersOfExecutiveManagementTeamMember" xlink:label="CertainMembersOfExecutiveManagementTeamMember" xlink:title="CertainMembersOfExecutiveManagementTeamMember" />
    <link:label xlink:type="resource" xlink:label="label_CertainMembersOfExecutiveManagementTeamMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CertainMembersOfExecutiveManagementTeamMember" xml:lang="en-US" id="label_CertainMembersOfExecutiveManagementTeamMember">Certain members of executive management team</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CertainMembersOfExecutiveManagementTeamMember" xlink:to="label_CertainMembersOfExecutiveManagementTeamMember" xlink:title="label_CertainMembersOfExecutiveManagementTeamMember" />
    <link:label xlink:type="resource" xlink:label="label_CertainMembersOfExecutiveManagementTeamMember_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_CertainMembersOfExecutiveManagementTeamMember_1" xml:lang="en-US" id="label_CertainMembersOfExecutiveManagementTeamMember_1">Represents certain members of the executive management team.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CertainMembersOfExecutiveManagementTeamMember" xlink:to="label_CertainMembersOfExecutiveManagementTeamMember_1" xlink:title="label_CertainMembersOfExecutiveManagementTeamMember_1" />
    <link:label xlink:type="resource" xlink:label="label_CertainMembersOfExecutiveManagementTeamMember_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CertainMembersOfExecutiveManagementTeamMember_2" xml:lang="en-US" id="label_CertainMembersOfExecutiveManagementTeamMember_2">Certain Members of Executive Management Team [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CertainMembersOfExecutiveManagementTeamMember" xlink:to="label_CertainMembersOfExecutiveManagementTeamMember_2" xlink:title="label_CertainMembersOfExecutiveManagementTeamMember_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_CertificatesOfDepositForCreditCardPurchasesMember" xlink:label="CertificatesOfDepositForCreditCardPurchasesMember" xlink:title="CertificatesOfDepositForCreditCardPurchasesMember" />
    <link:label xlink:type="resource" xlink:label="label_CertificatesOfDepositForCreditCardPurchasesMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CertificatesOfDepositForCreditCardPurchasesMember" xml:lang="en-US" id="label_CertificatesOfDepositForCreditCardPurchasesMember">Certificates of Deposit for Credit Card Purchases [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CertificatesOfDepositForCreditCardPurchasesMember" xlink:to="label_CertificatesOfDepositForCreditCardPurchasesMember" xlink:title="label_CertificatesOfDepositForCreditCardPurchasesMember" />
    <link:label xlink:type="resource" xlink:label="label_CertificatesOfDepositForCreditCardPurchasesMember_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CertificatesOfDepositForCreditCardPurchasesMember_1" xml:lang="en-US" id="label_CertificatesOfDepositForCreditCardPurchasesMember_1">Certificate of deposit for credit card purchases</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CertificatesOfDepositForCreditCardPurchasesMember" xlink:to="label_CertificatesOfDepositForCreditCardPurchasesMember_1" xlink:title="label_CertificatesOfDepositForCreditCardPurchasesMember_1" />
    <link:label xlink:type="resource" xlink:label="label_CertificatesOfDepositForCreditCardPurchasesMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_CertificatesOfDepositForCreditCardPurchasesMember_2" xml:lang="en-US" id="label_CertificatesOfDepositForCreditCardPurchasesMember_2">Represents the details pertaining to certificate of deposit for credit card purchases.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CertificatesOfDepositForCreditCardPurchasesMember" xlink:to="label_CertificatesOfDepositForCreditCardPurchasesMember_2" xlink:title="label_CertificatesOfDepositForCreditCardPurchasesMember_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_CertificatesOfDepositForUnusedEquipmentLineOfCreditMember" xlink:label="CertificatesOfDepositForUnusedEquipmentLineOfCreditMember" xlink:title="CertificatesOfDepositForUnusedEquipmentLineOfCreditMember" />
    <link:label xlink:type="resource" xlink:label="label_CertificatesOfDepositForUnusedEquipmentLineOfCreditMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CertificatesOfDepositForUnusedEquipmentLineOfCreditMember" xml:lang="en-US" id="label_CertificatesOfDepositForUnusedEquipmentLineOfCreditMember">Certificate of deposit for unused equipment line of credit</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CertificatesOfDepositForUnusedEquipmentLineOfCreditMember" xlink:to="label_CertificatesOfDepositForUnusedEquipmentLineOfCreditMember" xlink:title="label_CertificatesOfDepositForUnusedEquipmentLineOfCreditMember" />
    <link:label xlink:type="resource" xlink:label="label_CertificatesOfDepositForUnusedEquipmentLineOfCreditMember_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_CertificatesOfDepositForUnusedEquipmentLineOfCreditMember_1" xml:lang="en-US" id="label_CertificatesOfDepositForUnusedEquipmentLineOfCreditMember_1">Represents the details pertaining to certificate of deposit for unused equipment line of credit.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CertificatesOfDepositForUnusedEquipmentLineOfCreditMember" xlink:to="label_CertificatesOfDepositForUnusedEquipmentLineOfCreditMember_1" xlink:title="label_CertificatesOfDepositForUnusedEquipmentLineOfCreditMember_1" />
    <link:label xlink:type="resource" xlink:label="label_CertificatesOfDepositForUnusedEquipmentLineOfCreditMember_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CertificatesOfDepositForUnusedEquipmentLineOfCreditMember_2" xml:lang="en-US" id="label_CertificatesOfDepositForUnusedEquipmentLineOfCreditMember_2">Certificates of Deposit for Unused Equipment Line of Credit [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CertificatesOfDepositForUnusedEquipmentLineOfCreditMember" xlink:to="label_CertificatesOfDepositForUnusedEquipmentLineOfCreditMember_2" xlink:title="label_CertificatesOfDepositForUnusedEquipmentLineOfCreditMember_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ClassOfWarrantOrRightExpirationTerm" xlink:label="ClassOfWarrantOrRightExpirationTerm" xlink:title="ClassOfWarrantOrRightExpirationTerm" />
    <link:label xlink:type="resource" xlink:label="label_ClassOfWarrantOrRightExpirationTerm" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ClassOfWarrantOrRightExpirationTerm" xml:lang="en-US" id="label_ClassOfWarrantOrRightExpirationTerm">Class of Warrant or Right Expiration Term</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ClassOfWarrantOrRightExpirationTerm" xlink:to="label_ClassOfWarrantOrRightExpirationTerm" xlink:title="label_ClassOfWarrantOrRightExpirationTerm" />
    <link:label xlink:type="resource" xlink:label="label_ClassOfWarrantOrRightExpirationTerm_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ClassOfWarrantOrRightExpirationTerm_1" xml:lang="en-US" id="label_ClassOfWarrantOrRightExpirationTerm_1">Term of warrant from the date of issuance</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ClassOfWarrantOrRightExpirationTerm" xlink:to="label_ClassOfWarrantOrRightExpirationTerm_1" xlink:title="label_ClassOfWarrantOrRightExpirationTerm_1" />
    <link:label xlink:type="resource" xlink:label="label_ClassOfWarrantOrRightExpirationTerm_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ClassOfWarrantOrRightExpirationTerm_2" xml:lang="en-US" id="label_ClassOfWarrantOrRightExpirationTerm_2">Represents the expiration term of warrants from the date of issuance.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ClassOfWarrantOrRightExpirationTerm" xlink:to="label_ClassOfWarrantOrRightExpirationTerm_2" xlink:title="label_ClassOfWarrantOrRightExpirationTerm_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_CollaborativeArrangementDisclosureAbstract" xlink:label="CollaborativeArrangementDisclosureAbstract" xlink:title="CollaborativeArrangementDisclosureAbstract" />
    <link:label xlink:type="resource" xlink:label="label_CollaborativeArrangementDisclosureAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CollaborativeArrangementDisclosureAbstract" xml:lang="en-US" id="label_CollaborativeArrangementDisclosureAbstract">LICENSE AGREEMENTS</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CollaborativeArrangementDisclosureAbstract" xlink:to="label_CollaborativeArrangementDisclosureAbstract" xlink:title="label_CollaborativeArrangementDisclosureAbstract" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_CollaborativeArrangementsDaysUsedToCalculateWeightedAverageClosingPricePriorToIssuanceDateUsedToDetermineNumberOfSharesToBeIssued" xlink:label="CollaborativeArrangementsDaysUsedToCalculateWeightedAverageClosingPricePriorToIssuanceDateUsedToDetermineNumberOfSharesToBeIssued" xlink:title="CollaborativeArrangementsDaysUsedToCalculateWeightedAverageClosingPricePriorToIssuanceDateUsedToDetermineNumberOfSharesToBeIssued" />
    <link:label xlink:type="resource" xlink:label="label_CollaborativeArrangementsDaysUsedToCalculateWeightedAverageClosingPricePriorToIssuanceDateUsedToDetermineNumberOfSharesToBeIssued" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_CollaborativeArrangementsDaysUsedToCalculateWeightedAverageClosingPricePriorToIssuanceDateUsedToDetermineNumberOfSharesToBeIssued" xml:lang="en-US" id="label_CollaborativeArrangementsDaysUsedToCalculateWeightedAverageClosingPricePriorToIssuanceDateUsedToDetermineNumberOfSharesToBeIssued">Represents the number of days used to calculate the volume weighted average closing price of common stock immediately preceding the issuance date used to determine number of shares to be issued under collaborative arrangement.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CollaborativeArrangementsDaysUsedToCalculateWeightedAverageClosingPricePriorToIssuanceDateUsedToDetermineNumberOfSharesToBeIssued" xlink:to="label_CollaborativeArrangementsDaysUsedToCalculateWeightedAverageClosingPricePriorToIssuanceDateUsedToDetermineNumberOfSharesToBeIssued" xlink:title="label_CollaborativeArrangementsDaysUsedToCalculateWeightedAverageClosingPricePriorToIssuanceDateUsedToDetermineNumberOfSharesToBeIssued" />
    <link:label xlink:type="resource" xlink:label="label_CollaborativeArrangementsDaysUsedToCalculateWeightedAverageClosingPricePriorToIssuanceDateUsedToDetermineNumberOfSharesToBeIssued_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CollaborativeArrangementsDaysUsedToCalculateWeightedAverageClosingPricePriorToIssuanceDateUsedToDetermineNumberOfSharesToBeIssued_1" xml:lang="en-US" id="label_CollaborativeArrangementsDaysUsedToCalculateWeightedAverageClosingPricePriorToIssuanceDateUsedToDetermineNumberOfSharesToBeIssued_1">Collaborative Arrangements Days used to Calculate Weighted Average Closing Price Prior to Issuance Date used to Determine Number of Shares to be Issued</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CollaborativeArrangementsDaysUsedToCalculateWeightedAverageClosingPricePriorToIssuanceDateUsedToDetermineNumberOfSharesToBeIssued" xlink:to="label_CollaborativeArrangementsDaysUsedToCalculateWeightedAverageClosingPricePriorToIssuanceDateUsedToDetermineNumberOfSharesToBeIssued_1" xlink:title="label_CollaborativeArrangementsDaysUsedToCalculateWeightedAverageClosingPricePriorToIssuanceDateUsedToDetermineNumberOfSharesToBeIssued_1" />
    <link:label xlink:type="resource" xlink:label="label_CollaborativeArrangementsDaysUsedToCalculateWeightedAverageClosingPricePriorToIssuanceDateUsedToDetermineNumberOfSharesToBeIssued_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CollaborativeArrangementsDaysUsedToCalculateWeightedAverageClosingPricePriorToIssuanceDateUsedToDetermineNumberOfSharesToBeIssued_2" xml:lang="en-US" id="label_CollaborativeArrangementsDaysUsedToCalculateWeightedAverageClosingPricePriorToIssuanceDateUsedToDetermineNumberOfSharesToBeIssued_2">Number of days to be considered for closing price of common stock</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CollaborativeArrangementsDaysUsedToCalculateWeightedAverageClosingPricePriorToIssuanceDateUsedToDetermineNumberOfSharesToBeIssued" xlink:to="label_CollaborativeArrangementsDaysUsedToCalculateWeightedAverageClosingPricePriorToIssuanceDateUsedToDetermineNumberOfSharesToBeIssued_2" xlink:title="label_CollaborativeArrangementsDaysUsedToCalculateWeightedAverageClosingPricePriorToIssuanceDateUsedToDetermineNumberOfSharesToBeIssued_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_CommonStockAggregateOfferingPrice" xlink:label="CommonStockAggregateOfferingPrice" xlink:title="CommonStockAggregateOfferingPrice" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockAggregateOfferingPrice" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CommonStockAggregateOfferingPrice" xml:lang="en-US" id="label_CommonStockAggregateOfferingPrice">Common Stock Aggregate Offering Price</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockAggregateOfferingPrice" xlink:to="label_CommonStockAggregateOfferingPrice" xlink:title="label_CommonStockAggregateOfferingPrice" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockAggregateOfferingPrice_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CommonStockAggregateOfferingPrice_1" xml:lang="en-US" id="label_CommonStockAggregateOfferingPrice_1">Aggregate offering price of common stock</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockAggregateOfferingPrice" xlink:to="label_CommonStockAggregateOfferingPrice_1" xlink:title="label_CommonStockAggregateOfferingPrice_1" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockAggregateOfferingPrice_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_CommonStockAggregateOfferingPrice_2" xml:lang="en-US" id="label_CommonStockAggregateOfferingPrice_2">Represents the aggregate offering price for which the entity may elect to issue and sell shares of its common stock under the sales agreement.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockAggregateOfferingPrice" xlink:to="label_CommonStockAggregateOfferingPrice_2" xlink:title="label_CommonStockAggregateOfferingPrice_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ConcentrationRiskCustomerMaterial" xlink:label="ConcentrationRiskCustomerMaterial" xlink:title="ConcentrationRiskCustomerMaterial" />
    <link:label xlink:type="resource" xlink:label="label_ConcentrationRiskCustomerMaterial" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ConcentrationRiskCustomerMaterial" xml:lang="en-US" id="label_ConcentrationRiskCustomerMaterial">Concentration Risk Customer Material</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConcentrationRiskCustomerMaterial" xlink:to="label_ConcentrationRiskCustomerMaterial" xlink:title="label_ConcentrationRiskCustomerMaterial" />
    <link:label xlink:type="resource" xlink:label="label_ConcentrationRiskCustomerMaterial_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ConcentrationRiskCustomerMaterial_1" xml:lang="en-US" id="label_ConcentrationRiskCustomerMaterial_1">Concentrations of Customers and Suppliers</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConcentrationRiskCustomerMaterial" xlink:to="label_ConcentrationRiskCustomerMaterial_1" xlink:title="label_ConcentrationRiskCustomerMaterial_1" />
    <link:label xlink:type="resource" xlink:label="label_ConcentrationRiskCustomerMaterial_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ConcentrationRiskCustomerMaterial_2" xml:lang="en-US" id="label_ConcentrationRiskCustomerMaterial_2">Description of risks that arise due to the volume of business transacted with particular customers and the entity's reliance on a particular material used in its operations and the availability of that material. The description would generally be expected to be adequate to inform financial statement users as to the general nature of the risk.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConcentrationRiskCustomerMaterial" xlink:to="label_ConcentrationRiskCustomerMaterial_2" xlink:title="label_ConcentrationRiskCustomerMaterial_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ConsiderationGivenNumberOfSubsidiariesMinorityStakes" xlink:label="ConsiderationGivenNumberOfSubsidiariesMinorityStakes" xlink:title="ConsiderationGivenNumberOfSubsidiariesMinorityStakes" />
    <link:label xlink:type="resource" xlink:label="label_ConsiderationGivenNumberOfSubsidiariesMinorityStakes" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ConsiderationGivenNumberOfSubsidiariesMinorityStakes" xml:lang="en-US" id="label_ConsiderationGivenNumberOfSubsidiariesMinorityStakes">Represents the number of BioTime subsidiaries in which minority stakes were included as part of the consideration given by BioTime for the acquisition.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConsiderationGivenNumberOfSubsidiariesMinorityStakes" xlink:to="label_ConsiderationGivenNumberOfSubsidiariesMinorityStakes" xlink:title="label_ConsiderationGivenNumberOfSubsidiariesMinorityStakes" />
    <link:label xlink:type="resource" xlink:label="label_ConsiderationGivenNumberOfSubsidiariesMinorityStakes_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ConsiderationGivenNumberOfSubsidiariesMinorityStakes_1" xml:lang="en-US" id="label_ConsiderationGivenNumberOfSubsidiariesMinorityStakes_1">Consideration Given Number of Subsidiaries Minority Stakes</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConsiderationGivenNumberOfSubsidiariesMinorityStakes" xlink:to="label_ConsiderationGivenNumberOfSubsidiariesMinorityStakes_1" xlink:title="label_ConsiderationGivenNumberOfSubsidiariesMinorityStakes_1" />
    <link:label xlink:type="resource" xlink:label="label_ConsiderationGivenNumberOfSubsidiariesMinorityStakes_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ConsiderationGivenNumberOfSubsidiariesMinorityStakes_2" xml:lang="en-US" id="label_ConsiderationGivenNumberOfSubsidiariesMinorityStakes_2">Number of subsidiaries for which minority interests were contributed</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConsiderationGivenNumberOfSubsidiariesMinorityStakes" xlink:to="label_ConsiderationGivenNumberOfSubsidiariesMinorityStakes_2" xlink:title="label_ConsiderationGivenNumberOfSubsidiariesMinorityStakes_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ConsultantsAndVendorsMember" xlink:label="ConsultantsAndVendorsMember" xlink:title="ConsultantsAndVendorsMember" />
    <link:label xlink:type="resource" xlink:label="label_ConsultantsAndVendorsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ConsultantsAndVendorsMember" xml:lang="en-US" id="label_ConsultantsAndVendorsMember">Consultants and Vendors [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConsultantsAndVendorsMember" xlink:to="label_ConsultantsAndVendorsMember" xlink:title="label_ConsultantsAndVendorsMember" />
    <link:label xlink:type="resource" xlink:label="label_ConsultantsAndVendorsMember_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ConsultantsAndVendorsMember_1" xml:lang="en-US" id="label_ConsultantsAndVendorsMember_1">Consultants and Vendors</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConsultantsAndVendorsMember" xlink:to="label_ConsultantsAndVendorsMember_1" xlink:title="label_ConsultantsAndVendorsMember_1" />
    <link:label xlink:type="resource" xlink:label="label_ConsultantsAndVendorsMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ConsultantsAndVendorsMember_2" xml:lang="en-US" id="label_ConsultantsAndVendorsMember_2">Represents information pertaining to consultants and vendors.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConsultantsAndVendorsMember" xlink:to="label_ConsultantsAndVendorsMember_2" xlink:title="label_ConsultantsAndVendorsMember_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ConsultantsMember" xlink:label="ConsultantsMember" xlink:title="ConsultantsMember" />
    <link:label xlink:type="resource" xlink:label="label_ConsultantsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ConsultantsMember" xml:lang="en-US" id="label_ConsultantsMember">Consultants</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConsultantsMember" xlink:to="label_ConsultantsMember" xlink:title="label_ConsultantsMember" />
    <link:label xlink:type="resource" xlink:label="label_ConsultantsMember_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ConsultantsMember_1" xml:lang="en-US" id="label_ConsultantsMember_1">Represents information pertaining to consultants.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConsultantsMember" xlink:to="label_ConsultantsMember_1" xlink:title="label_ConsultantsMember_1" />
    <link:label xlink:type="resource" xlink:label="label_ConsultantsMember_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ConsultantsMember_2" xml:lang="en-US" id="label_ConsultantsMember_2">Consultants [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConsultantsMember" xlink:to="label_ConsultantsMember_2" xlink:title="label_ConsultantsMember_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_DebtInstrumentPaymentInterest" xlink:label="DebtInstrumentPaymentInterest" xlink:title="DebtInstrumentPaymentInterest" />
    <link:label xlink:type="resource" xlink:label="label_DebtInstrumentPaymentInterest" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DebtInstrumentPaymentInterest" xml:lang="en-US" id="label_DebtInstrumentPaymentInterest">Debt Instrument Payment Interest</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DebtInstrumentPaymentInterest" xlink:to="label_DebtInstrumentPaymentInterest" xlink:title="label_DebtInstrumentPaymentInterest" />
    <link:label xlink:type="resource" xlink:label="label_DebtInstrumentPaymentInterest_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DebtInstrumentPaymentInterest_1" xml:lang="en-US" id="label_DebtInstrumentPaymentInterest_1">Repayment towards accrued interest</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DebtInstrumentPaymentInterest" xlink:to="label_DebtInstrumentPaymentInterest_1" xlink:title="label_DebtInstrumentPaymentInterest_1" />
    <link:label xlink:type="resource" xlink:label="label_DebtInstrumentPaymentInterest_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_DebtInstrumentPaymentInterest_2" xml:lang="en-US" id="label_DebtInstrumentPaymentInterest_2">Represents the portion of the full loan repayment applied to accrued interest.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DebtInstrumentPaymentInterest" xlink:to="label_DebtInstrumentPaymentInterest_2" xlink:title="label_DebtInstrumentPaymentInterest_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_December2012RestructuringPlanMember" xlink:label="December2012RestructuringPlanMember" xlink:title="December2012RestructuringPlanMember" />
    <link:label xlink:type="resource" xlink:label="label_December2012RestructuringPlanMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_December2012RestructuringPlanMember" xml:lang="en-US" id="label_December2012RestructuringPlanMember">December 2012 Restructuring Plan [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="December2012RestructuringPlanMember" xlink:to="label_December2012RestructuringPlanMember" xlink:title="label_December2012RestructuringPlanMember" />
    <link:label xlink:type="resource" xlink:label="label_December2012RestructuringPlanMember_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_December2012RestructuringPlanMember_1" xml:lang="en-US" id="label_December2012RestructuringPlanMember_1">December 2012 Restructuring</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="December2012RestructuringPlanMember" xlink:to="label_December2012RestructuringPlanMember_1" xlink:title="label_December2012RestructuringPlanMember_1" />
    <link:label xlink:type="resource" xlink:label="label_December2012RestructuringPlanMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_December2012RestructuringPlanMember_2" xml:lang="en-US" id="label_December2012RestructuringPlanMember_2">Represents information pertaining to the December 2012 restructuring plan.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="December2012RestructuringPlanMember" xlink:to="label_December2012RestructuringPlanMember_2" xlink:title="label_December2012RestructuringPlanMember_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_DeferredTaxAssetsCapitalizedLicenseFees" xlink:label="DeferredTaxAssetsCapitalizedLicenseFees" xlink:title="DeferredTaxAssetsCapitalizedLicenseFees" />
    <link:label xlink:type="resource" xlink:label="label_DeferredTaxAssetsCapitalizedLicenseFees" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DeferredTaxAssetsCapitalizedLicenseFees" xml:lang="en-US" id="label_DeferredTaxAssetsCapitalizedLicenseFees">Deferred Tax Assets Capitalized License Fees</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DeferredTaxAssetsCapitalizedLicenseFees" xlink:to="label_DeferredTaxAssetsCapitalizedLicenseFees" xlink:title="label_DeferredTaxAssetsCapitalizedLicenseFees" />
    <link:label xlink:type="resource" xlink:label="label_DeferredTaxAssetsCapitalizedLicenseFees_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DeferredTaxAssetsCapitalizedLicenseFees_1" xml:lang="en-US" id="label_DeferredTaxAssetsCapitalizedLicenseFees_1">License fees</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DeferredTaxAssetsCapitalizedLicenseFees" xlink:to="label_DeferredTaxAssetsCapitalizedLicenseFees_1" xlink:title="label_DeferredTaxAssetsCapitalizedLicenseFees_1" />
    <link:label xlink:type="resource" xlink:label="label_DeferredTaxAssetsCapitalizedLicenseFees_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_DeferredTaxAssetsCapitalizedLicenseFees_2" xml:lang="en-US" id="label_DeferredTaxAssetsCapitalizedLicenseFees_2">Amount before allocation of valuation allowances of deferred tax asset attributable to the treatment of license fee payments in connection with in-licensed technology.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DeferredTaxAssetsCapitalizedLicenseFees" xlink:to="label_DeferredTaxAssetsCapitalizedLicenseFees_2" xlink:title="label_DeferredTaxAssetsCapitalizedLicenseFees_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_DeferredTaxAssetsCapitalizedResearchAndDevelopment" xlink:label="DeferredTaxAssetsCapitalizedResearchAndDevelopment" xlink:title="DeferredTaxAssetsCapitalizedResearchAndDevelopment" />
    <link:label xlink:type="resource" xlink:label="label_DeferredTaxAssetsCapitalizedResearchAndDevelopment" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DeferredTaxAssetsCapitalizedResearchAndDevelopment" xml:lang="en-US" id="label_DeferredTaxAssetsCapitalizedResearchAndDevelopment">Deferred Tax Assets Capitalized Research and Development</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DeferredTaxAssetsCapitalizedResearchAndDevelopment" xlink:to="label_DeferredTaxAssetsCapitalizedResearchAndDevelopment" xlink:title="label_DeferredTaxAssetsCapitalizedResearchAndDevelopment" />
    <link:label xlink:type="resource" xlink:label="label_DeferredTaxAssetsCapitalizedResearchAndDevelopment_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DeferredTaxAssetsCapitalizedResearchAndDevelopment_1" xml:lang="en-US" id="label_DeferredTaxAssetsCapitalizedResearchAndDevelopment_1">Capitalized research and development</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DeferredTaxAssetsCapitalizedResearchAndDevelopment" xlink:to="label_DeferredTaxAssetsCapitalizedResearchAndDevelopment_1" xlink:title="label_DeferredTaxAssetsCapitalizedResearchAndDevelopment_1" />
    <link:label xlink:type="resource" xlink:label="label_DeferredTaxAssetsCapitalizedResearchAndDevelopment_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_DeferredTaxAssetsCapitalizedResearchAndDevelopment_2" xml:lang="en-US" id="label_DeferredTaxAssetsCapitalizedResearchAndDevelopment_2">Amount before allocation of valuation allowances of deferred tax asset attributable to the treatment of research and development costs.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DeferredTaxAssetsCapitalizedResearchAndDevelopment" xlink:to="label_DeferredTaxAssetsCapitalizedResearchAndDevelopment_2" xlink:title="label_DeferredTaxAssetsCapitalizedResearchAndDevelopment_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_DeferredTaxesValuationAllowanceStockOptionDeduction" xlink:label="DeferredTaxesValuationAllowanceStockOptionDeduction" xlink:title="DeferredTaxesValuationAllowanceStockOptionDeduction" />
    <link:label xlink:type="resource" xlink:label="label_DeferredTaxesValuationAllowanceStockOptionDeduction" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DeferredTaxesValuationAllowanceStockOptionDeduction" xml:lang="en-US" id="label_DeferredTaxesValuationAllowanceStockOptionDeduction">Deferred Taxes Valuation Allowance Stock Option Deduction</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DeferredTaxesValuationAllowanceStockOptionDeduction" xlink:to="label_DeferredTaxesValuationAllowanceStockOptionDeduction" xlink:title="label_DeferredTaxesValuationAllowanceStockOptionDeduction" />
    <link:label xlink:type="resource" xlink:label="label_DeferredTaxesValuationAllowanceStockOptionDeduction_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_DeferredTaxesValuationAllowanceStockOptionDeduction_1" xml:lang="en-US" id="label_DeferredTaxesValuationAllowanceStockOptionDeduction_1">The amount of the valuation allowance recorded for the tax benefit that will be credited to shareholders' equity if the tax benefit subsequently becomes realizable. Examples include 1) adjustments of the opening balance of retained earnings for certain changes in accounting principle or a correction of an error; 2) gains and losses included in comprehensive income but excluded from net income; 3) expenditures that are deductible for income tax purposes that are reported as a reduction of shareholders' equity; 4) expenses for employee stock options recognized differently for financial reporting purposes and income tax purposes; 5) dividends paid on unallocated shares held by an ESOP that are charged to retained earnings and 6) deductible temporary differences that existed at the date of a quasi reorganization.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DeferredTaxesValuationAllowanceStockOptionDeduction" xlink:to="label_DeferredTaxesValuationAllowanceStockOptionDeduction_1" xlink:title="label_DeferredTaxesValuationAllowanceStockOptionDeduction_1" />
    <link:label xlink:type="resource" xlink:label="label_DeferredTaxesValuationAllowanceStockOptionDeduction_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DeferredTaxesValuationAllowanceStockOptionDeduction_2" xml:lang="en-US" id="label_DeferredTaxesValuationAllowanceStockOptionDeduction_2">Valuation allowance for deferred tax assets related to benefits of stock option deductions</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DeferredTaxesValuationAllowanceStockOptionDeduction" xlink:to="label_DeferredTaxesValuationAllowanceStockOptionDeduction_2" xlink:title="label_DeferredTaxesValuationAllowanceStockOptionDeduction_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_DefinedContributionPlanAcceleratedVestingAmountInUnvestedPriorEmployerMatchesForEmployeesAffectedByRestructuring" xlink:label="DefinedContributionPlanAcceleratedVestingAmountInUnvestedPriorEmployerMatchesForEmployeesAffectedByRestructuring" xlink:title="DefinedContributionPlanAcceleratedVestingAmountInUnvestedPriorEmployerMatchesForEmployeesAffectedByRestructuring" />
    <link:label xlink:type="resource" xlink:label="label_DefinedContributionPlanAcceleratedVestingAmountInUnvestedPriorEmployerMatchesForEmployeesAffectedByRestructuring" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DefinedContributionPlanAcceleratedVestingAmountInUnvestedPriorEmployerMatchesForEmployeesAffectedByRestructuring" xml:lang="en-US" id="label_DefinedContributionPlanAcceleratedVestingAmountInUnvestedPriorEmployerMatchesForEmployeesAffectedByRestructuring">Defined Contribution Plan Accelerated Vesting Amount in Unvested Prior Employer Matches for Employees Affected by Restructuring</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DefinedContributionPlanAcceleratedVestingAmountInUnvestedPriorEmployerMatchesForEmployeesAffectedByRestructuring" xlink:to="label_DefinedContributionPlanAcceleratedVestingAmountInUnvestedPriorEmployerMatchesForEmployeesAffectedByRestructuring" xlink:title="label_DefinedContributionPlanAcceleratedVestingAmountInUnvestedPriorEmployerMatchesForEmployeesAffectedByRestructuring" />
    <link:label xlink:type="resource" xlink:label="label_DefinedContributionPlanAcceleratedVestingAmountInUnvestedPriorEmployerMatchesForEmployeesAffectedByRestructuring_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DefinedContributionPlanAcceleratedVestingAmountInUnvestedPriorEmployerMatchesForEmployeesAffectedByRestructuring_1" xml:lang="en-US" id="label_DefinedContributionPlanAcceleratedVestingAmountInUnvestedPriorEmployerMatchesForEmployeesAffectedByRestructuring_1">Operating expenses as a result of accelerated vesting of unvested prior employer matches for employees affected by the November 2011 restructuring</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DefinedContributionPlanAcceleratedVestingAmountInUnvestedPriorEmployerMatchesForEmployeesAffectedByRestructuring" xlink:to="label_DefinedContributionPlanAcceleratedVestingAmountInUnvestedPriorEmployerMatchesForEmployeesAffectedByRestructuring_1" xlink:title="label_DefinedContributionPlanAcceleratedVestingAmountInUnvestedPriorEmployerMatchesForEmployeesAffectedByRestructuring_1" />
    <link:label xlink:type="resource" xlink:label="label_DefinedContributionPlanAcceleratedVestingAmountInUnvestedPriorEmployerMatchesForEmployeesAffectedByRestructuring_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_DefinedContributionPlanAcceleratedVestingAmountInUnvestedPriorEmployerMatchesForEmployeesAffectedByRestructuring_2" xml:lang="en-US" id="label_DefinedContributionPlanAcceleratedVestingAmountInUnvestedPriorEmployerMatchesForEmployeesAffectedByRestructuring_2">Represents the accelerated vesting amount in unvested prior employer matches for employees affected by restructuring under the defined contribution plan.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DefinedContributionPlanAcceleratedVestingAmountInUnvestedPriorEmployerMatchesForEmployeesAffectedByRestructuring" xlink:to="label_DefinedContributionPlanAcceleratedVestingAmountInUnvestedPriorEmployerMatchesForEmployeesAffectedByRestructuring_2" xlink:title="label_DefinedContributionPlanAcceleratedVestingAmountInUnvestedPriorEmployerMatchesForEmployeesAffectedByRestructuring_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_DefinedContributionPlanServicePeriodOfEmployeesToBeFullyVestedInEmployerMatchingContribution" xlink:label="DefinedContributionPlanServicePeriodOfEmployeesToBeFullyVestedInEmployerMatchingContribution" xlink:title="DefinedContributionPlanServicePeriodOfEmployeesToBeFullyVestedInEmployerMatchingContribution" />
    <link:label xlink:type="resource" xlink:label="label_DefinedContributionPlanServicePeriodOfEmployeesToBeFullyVestedInEmployerMatchingContribution" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DefinedContributionPlanServicePeriodOfEmployeesToBeFullyVestedInEmployerMatchingContribution" xml:lang="en-US" id="label_DefinedContributionPlanServicePeriodOfEmployeesToBeFullyVestedInEmployerMatchingContribution">Service period of employees</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DefinedContributionPlanServicePeriodOfEmployeesToBeFullyVestedInEmployerMatchingContribution" xlink:to="label_DefinedContributionPlanServicePeriodOfEmployeesToBeFullyVestedInEmployerMatchingContribution" xlink:title="label_DefinedContributionPlanServicePeriodOfEmployeesToBeFullyVestedInEmployerMatchingContribution" />
    <link:label xlink:type="resource" xlink:label="label_DefinedContributionPlanServicePeriodOfEmployeesToBeFullyVestedInEmployerMatchingContribution_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_DefinedContributionPlanServicePeriodOfEmployeesToBeFullyVestedInEmployerMatchingContribution_1" xml:lang="en-US" id="label_DefinedContributionPlanServicePeriodOfEmployeesToBeFullyVestedInEmployerMatchingContribution_1">Represents the period of service of an employee must complete to be fully vested in an employer matching contribution.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DefinedContributionPlanServicePeriodOfEmployeesToBeFullyVestedInEmployerMatchingContribution" xlink:to="label_DefinedContributionPlanServicePeriodOfEmployeesToBeFullyVestedInEmployerMatchingContribution_1" xlink:title="label_DefinedContributionPlanServicePeriodOfEmployeesToBeFullyVestedInEmployerMatchingContribution_1" />
    <link:label xlink:type="resource" xlink:label="label_DefinedContributionPlanServicePeriodOfEmployeesToBeFullyVestedInEmployerMatchingContribution_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DefinedContributionPlanServicePeriodOfEmployeesToBeFullyVestedInEmployerMatchingContribution_2" xml:lang="en-US" id="label_DefinedContributionPlanServicePeriodOfEmployeesToBeFullyVestedInEmployerMatchingContribution_2">Defined Contribution Plan Service Period of Employees to be Fully Vested in Employer Matching Contribution</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DefinedContributionPlanServicePeriodOfEmployeesToBeFullyVestedInEmployerMatchingContribution" xlink:to="label_DefinedContributionPlanServicePeriodOfEmployeesToBeFullyVestedInEmployerMatchingContribution_2" xlink:title="label_DefinedContributionPlanServicePeriodOfEmployeesToBeFullyVestedInEmployerMatchingContribution_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_DefinedContributionPlanUnvestedEmployerMatchingContributionsAmountToBeAmortized" xlink:label="DefinedContributionPlanUnvestedEmployerMatchingContributionsAmountToBeAmortized" xlink:title="DefinedContributionPlanUnvestedEmployerMatchingContributionsAmountToBeAmortized" />
    <link:label xlink:type="resource" xlink:label="label_DefinedContributionPlanUnvestedEmployerMatchingContributionsAmountToBeAmortized" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DefinedContributionPlanUnvestedEmployerMatchingContributionsAmountToBeAmortized" xml:lang="en-US" id="label_DefinedContributionPlanUnvestedEmployerMatchingContributionsAmountToBeAmortized">Unvested amount under the defined-contribution savings plan to be amortized</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DefinedContributionPlanUnvestedEmployerMatchingContributionsAmountToBeAmortized" xlink:to="label_DefinedContributionPlanUnvestedEmployerMatchingContributionsAmountToBeAmortized" xlink:title="label_DefinedContributionPlanUnvestedEmployerMatchingContributionsAmountToBeAmortized" />
    <link:label xlink:type="resource" xlink:label="label_DefinedContributionPlanUnvestedEmployerMatchingContributionsAmountToBeAmortized_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_DefinedContributionPlanUnvestedEmployerMatchingContributionsAmountToBeAmortized_1" xml:lang="en-US" id="label_DefinedContributionPlanUnvestedEmployerMatchingContributionsAmountToBeAmortized_1">Represents the unvested amount of employer matching contributions to be amortized under the defined-contribution savings plan as the corresponding years of service are completed by the employees.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DefinedContributionPlanUnvestedEmployerMatchingContributionsAmountToBeAmortized" xlink:to="label_DefinedContributionPlanUnvestedEmployerMatchingContributionsAmountToBeAmortized_1" xlink:title="label_DefinedContributionPlanUnvestedEmployerMatchingContributionsAmountToBeAmortized_1" />
    <link:label xlink:type="resource" xlink:label="label_DefinedContributionPlanUnvestedEmployerMatchingContributionsAmountToBeAmortized_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DefinedContributionPlanUnvestedEmployerMatchingContributionsAmountToBeAmortized_2" xml:lang="en-US" id="label_DefinedContributionPlanUnvestedEmployerMatchingContributionsAmountToBeAmortized_2">Defined Contribution Plan Unvested Employer Matching Contributions Amount to be Amortized</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DefinedContributionPlanUnvestedEmployerMatchingContributionsAmountToBeAmortized" xlink:to="label_DefinedContributionPlanUnvestedEmployerMatchingContributionsAmountToBeAmortized_2" xlink:title="label_DefinedContributionPlanUnvestedEmployerMatchingContributionsAmountToBeAmortized_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_DefinedContributionPlanVestingPeriodOfMatchingContributions" xlink:label="DefinedContributionPlanVestingPeriodOfMatchingContributions" xlink:title="DefinedContributionPlanVestingPeriodOfMatchingContributions" />
    <link:label xlink:type="resource" xlink:label="label_DefinedContributionPlanVestingPeriodOfMatchingContributions" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DefinedContributionPlanVestingPeriodOfMatchingContributions" xml:lang="en-US" id="label_DefinedContributionPlanVestingPeriodOfMatchingContributions">Period of vesting of matching contributions</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DefinedContributionPlanVestingPeriodOfMatchingContributions" xlink:to="label_DefinedContributionPlanVestingPeriodOfMatchingContributions" xlink:title="label_DefinedContributionPlanVestingPeriodOfMatchingContributions" />
    <link:label xlink:type="resource" xlink:label="label_DefinedContributionPlanVestingPeriodOfMatchingContributions_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_DefinedContributionPlanVestingPeriodOfMatchingContributions_1" xml:lang="en-US" id="label_DefinedContributionPlanVestingPeriodOfMatchingContributions_1">Represents the period over which matching contributions invested in common stock will vest ratably for each year of service completed by the employee.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DefinedContributionPlanVestingPeriodOfMatchingContributions" xlink:to="label_DefinedContributionPlanVestingPeriodOfMatchingContributions_1" xlink:title="label_DefinedContributionPlanVestingPeriodOfMatchingContributions_1" />
    <link:label xlink:type="resource" xlink:label="label_DefinedContributionPlanVestingPeriodOfMatchingContributions_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DefinedContributionPlanVestingPeriodOfMatchingContributions_2" xml:lang="en-US" id="label_DefinedContributionPlanVestingPeriodOfMatchingContributions_2">Defined Contribution Plan Vesting Period of Matching Contributions</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DefinedContributionPlanVestingPeriodOfMatchingContributions" xlink:to="label_DefinedContributionPlanVestingPeriodOfMatchingContributions_2" xlink:title="label_DefinedContributionPlanVestingPeriodOfMatchingContributions_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_DirectorsPlan2006Member" xlink:label="DirectorsPlan2006Member" xlink:title="DirectorsPlan2006Member" />
    <link:label xlink:type="resource" xlink:label="label_DirectorsPlan2006Member" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DirectorsPlan2006Member" xml:lang="en-US" id="label_DirectorsPlan2006Member">2006 Directors Plan</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DirectorsPlan2006Member" xlink:to="label_DirectorsPlan2006Member" xlink:title="label_DirectorsPlan2006Member" />
    <link:label xlink:type="resource" xlink:label="label_DirectorsPlan2006Member_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_DirectorsPlan2006Member_1" xml:lang="en-US" id="label_DirectorsPlan2006Member_1">Represents information pertaining to the 2006 Directors Plan.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DirectorsPlan2006Member" xlink:to="label_DirectorsPlan2006Member_1" xlink:title="label_DirectorsPlan2006Member_1" />
    <link:label xlink:type="resource" xlink:label="label_DirectorsPlan2006Member_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DirectorsPlan2006Member_2" xml:lang="en-US" id="label_DirectorsPlan2006Member_2">Directors Plan 2006 [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DirectorsPlan2006Member" xlink:to="label_DirectorsPlan2006Member_2" xlink:title="label_DirectorsPlan2006Member_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_DirectorsStockOptionPlan1996Member" xlink:label="DirectorsStockOptionPlan1996Member" xlink:title="DirectorsStockOptionPlan1996Member" />
    <link:label xlink:type="resource" xlink:label="label_DirectorsStockOptionPlan1996Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DirectorsStockOptionPlan1996Member" xml:lang="en-US" id="label_DirectorsStockOptionPlan1996Member">Directors Stock Option Plan 1996 [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DirectorsStockOptionPlan1996Member" xlink:to="label_DirectorsStockOptionPlan1996Member" xlink:title="label_DirectorsStockOptionPlan1996Member" />
    <link:label xlink:type="resource" xlink:label="label_DirectorsStockOptionPlan1996Member_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DirectorsStockOptionPlan1996Member_1" xml:lang="en-US" id="label_DirectorsStockOptionPlan1996Member_1">1996 Directors Plan</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DirectorsStockOptionPlan1996Member" xlink:to="label_DirectorsStockOptionPlan1996Member_1" xlink:title="label_DirectorsStockOptionPlan1996Member_1" />
    <link:label xlink:type="resource" xlink:label="label_DirectorsStockOptionPlan1996Member_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_DirectorsStockOptionPlan1996Member_2" xml:lang="en-US" id="label_DirectorsStockOptionPlan1996Member_2">Represents information pertaining to the 1996 Directors' Stock Option Plan.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DirectorsStockOptionPlan1996Member" xlink:to="label_DirectorsStockOptionPlan1996Member_2" xlink:title="label_DirectorsStockOptionPlan1996Member_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_DocumentAndEntityInformationAbstract" xlink:label="DocumentAndEntityInformationAbstract" xlink:title="DocumentAndEntityInformationAbstract" />
    <link:label xlink:type="resource" xlink:label="label_DocumentAndEntityInformationAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DocumentAndEntityInformationAbstract" xml:lang="en-US" id="label_DocumentAndEntityInformationAbstract">Document and Entity Information</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DocumentAndEntityInformationAbstract" xlink:to="label_DocumentAndEntityInformationAbstract" xlink:title="label_DocumentAndEntityInformationAbstract" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_EmployeeSeveranceAndOtherBenefitsMember" xlink:label="EmployeeSeveranceAndOtherBenefitsMember" xlink:title="EmployeeSeveranceAndOtherBenefitsMember" />
    <link:label xlink:type="resource" xlink:label="label_EmployeeSeveranceAndOtherBenefitsMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_EmployeeSeveranceAndOtherBenefitsMember" xml:lang="en-US" id="label_EmployeeSeveranceAndOtherBenefitsMember">Represents the details pertaining to termination of employees and other benefits associated with exit from or disposal of business activities or restructurings pursuant to a plan.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EmployeeSeveranceAndOtherBenefitsMember" xlink:to="label_EmployeeSeveranceAndOtherBenefitsMember" xlink:title="label_EmployeeSeveranceAndOtherBenefitsMember" />
    <link:label xlink:type="resource" xlink:label="label_EmployeeSeveranceAndOtherBenefitsMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EmployeeSeveranceAndOtherBenefitsMember_1" xml:lang="en-US" id="label_EmployeeSeveranceAndOtherBenefitsMember_1">Employee Severance and Other Benefits [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EmployeeSeveranceAndOtherBenefitsMember" xlink:to="label_EmployeeSeveranceAndOtherBenefitsMember_1" xlink:title="label_EmployeeSeveranceAndOtherBenefitsMember_1" />
    <link:label xlink:type="resource" xlink:label="label_EmployeeSeveranceAndOtherBenefitsMember_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_EmployeeSeveranceAndOtherBenefitsMember_2" xml:lang="en-US" id="label_EmployeeSeveranceAndOtherBenefitsMember_2">Employee Severance And Other Benefits</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EmployeeSeveranceAndOtherBenefitsMember" xlink:to="label_EmployeeSeveranceAndOtherBenefitsMember_2" xlink:title="label_EmployeeSeveranceAndOtherBenefitsMember_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_EquityIncentivePlan2002Member" xlink:label="EquityIncentivePlan2002Member" xlink:title="EquityIncentivePlan2002Member" />
    <link:label xlink:type="resource" xlink:label="label_EquityIncentivePlan2002Member" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_EquityIncentivePlan2002Member" xml:lang="en-US" id="label_EquityIncentivePlan2002Member">2002 Plan</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EquityIncentivePlan2002Member" xlink:to="label_EquityIncentivePlan2002Member" xlink:title="label_EquityIncentivePlan2002Member" />
    <link:label xlink:type="resource" xlink:label="label_EquityIncentivePlan2002Member_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_EquityIncentivePlan2002Member_1" xml:lang="en-US" id="label_EquityIncentivePlan2002Member_1">Represents information pertaining to the 2002 Equity Incentive Plan.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EquityIncentivePlan2002Member" xlink:to="label_EquityIncentivePlan2002Member_1" xlink:title="label_EquityIncentivePlan2002Member_1" />
    <link:label xlink:type="resource" xlink:label="label_EquityIncentivePlan2002Member_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EquityIncentivePlan2002Member_2" xml:lang="en-US" id="label_EquityIncentivePlan2002Member_2">Equity Incentive Plan 2002 [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EquityIncentivePlan2002Member" xlink:to="label_EquityIncentivePlan2002Member_2" xlink:title="label_EquityIncentivePlan2002Member_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_EquityMethodInvestmentMaximumProportionateShareOfContingentCommercialMilestonePayments" xlink:label="EquityMethodInvestmentMaximumProportionateShareOfContingentCommercialMilestonePayments" xlink:title="EquityMethodInvestmentMaximumProportionateShareOfContingentCommercialMilestonePayments" />
    <link:label xlink:type="resource" xlink:label="label_EquityMethodInvestmentMaximumProportionateShareOfContingentCommercialMilestonePayments" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_EquityMethodInvestmentMaximumProportionateShareOfContingentCommercialMilestonePayments" xml:lang="en-US" id="label_EquityMethodInvestmentMaximumProportionateShareOfContingentCommercialMilestonePayments">Maximum proportionate share of contingent commercial milestone payments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EquityMethodInvestmentMaximumProportionateShareOfContingentCommercialMilestonePayments" xlink:to="label_EquityMethodInvestmentMaximumProportionateShareOfContingentCommercialMilestonePayments" xlink:title="label_EquityMethodInvestmentMaximumProportionateShareOfContingentCommercialMilestonePayments" />
    <link:label xlink:type="resource" xlink:label="label_EquityMethodInvestmentMaximumProportionateShareOfContingentCommercialMilestonePayments_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_EquityMethodInvestmentMaximumProportionateShareOfContingentCommercialMilestonePayments_1" xml:lang="en-US" id="label_EquityMethodInvestmentMaximumProportionateShareOfContingentCommercialMilestonePayments_1">Represents the maximum proportionate share of contingent commercial milestone payments exchanged against sale or disposal of equity investment.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EquityMethodInvestmentMaximumProportionateShareOfContingentCommercialMilestonePayments" xlink:to="label_EquityMethodInvestmentMaximumProportionateShareOfContingentCommercialMilestonePayments_1" xlink:title="label_EquityMethodInvestmentMaximumProportionateShareOfContingentCommercialMilestonePayments_1" />
    <link:label xlink:type="resource" xlink:label="label_EquityMethodInvestmentMaximumProportionateShareOfContingentCommercialMilestonePayments_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EquityMethodInvestmentMaximumProportionateShareOfContingentCommercialMilestonePayments_2" xml:lang="en-US" id="label_EquityMethodInvestmentMaximumProportionateShareOfContingentCommercialMilestonePayments_2">Equity Method Investment Maximum Proportionate Share of Contingent Commercial Milestone Payments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EquityMethodInvestmentMaximumProportionateShareOfContingentCommercialMilestonePayments" xlink:to="label_EquityMethodInvestmentMaximumProportionateShareOfContingentCommercialMilestonePayments_2" xlink:title="label_EquityMethodInvestmentMaximumProportionateShareOfContingentCommercialMilestonePayments_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_EquityMethodInvestmentPercentageSaleProceedsReceivable" xlink:label="EquityMethodInvestmentPercentageSaleProceedsReceivable" xlink:title="EquityMethodInvestmentPercentageSaleProceedsReceivable" />
    <link:label xlink:type="resource" xlink:label="label_EquityMethodInvestmentPercentageSaleProceedsReceivable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EquityMethodInvestmentPercentageSaleProceedsReceivable" xml:lang="en-US" id="label_EquityMethodInvestmentPercentageSaleProceedsReceivable">Equity Method Investment Percentage Sale Proceeds Receivable</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EquityMethodInvestmentPercentageSaleProceedsReceivable" xlink:to="label_EquityMethodInvestmentPercentageSaleProceedsReceivable" xlink:title="label_EquityMethodInvestmentPercentageSaleProceedsReceivable" />
    <link:label xlink:type="resource" xlink:label="label_EquityMethodInvestmentPercentageSaleProceedsReceivable_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_EquityMethodInvestmentPercentageSaleProceedsReceivable_1" xml:lang="en-US" id="label_EquityMethodInvestmentPercentageSaleProceedsReceivable_1">Percentage of potential proceeds receivable</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EquityMethodInvestmentPercentageSaleProceedsReceivable" xlink:to="label_EquityMethodInvestmentPercentageSaleProceedsReceivable_1" xlink:title="label_EquityMethodInvestmentPercentageSaleProceedsReceivable_1" />
    <link:label xlink:type="resource" xlink:label="label_EquityMethodInvestmentPercentageSaleProceedsReceivable_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_EquityMethodInvestmentPercentageSaleProceedsReceivable_2" xml:lang="en-US" id="label_EquityMethodInvestmentPercentageSaleProceedsReceivable_2">Represents the percentage of potential proceeds receivable by the entity upon the sale of a non-marketable equity investment.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EquityMethodInvestmentPercentageSaleProceedsReceivable" xlink:to="label_EquityMethodInvestmentPercentageSaleProceedsReceivable_2" xlink:title="label_EquityMethodInvestmentPercentageSaleProceedsReceivable_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ExcessEquipmentMember" xlink:label="ExcessEquipmentMember" xlink:title="ExcessEquipmentMember" />
    <link:label xlink:type="resource" xlink:label="label_ExcessEquipmentMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ExcessEquipmentMember" xml:lang="en-US" id="label_ExcessEquipmentMember">Excess Equipment [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExcessEquipmentMember" xlink:to="label_ExcessEquipmentMember" xlink:title="label_ExcessEquipmentMember" />
    <link:label xlink:type="resource" xlink:label="label_ExcessEquipmentMember_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ExcessEquipmentMember_1" xml:lang="en-US" id="label_ExcessEquipmentMember_1">Excess Equipment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExcessEquipmentMember" xlink:to="label_ExcessEquipmentMember_1" xlink:title="label_ExcessEquipmentMember_1" />
    <link:label xlink:type="resource" xlink:label="label_ExcessEquipmentMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ExcessEquipmentMember_2" xml:lang="en-US" id="label_ExcessEquipmentMember_2">Represents information pertaining to write-downs of excess lab equipment and leasehold improvements and other charges.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExcessEquipmentMember" xlink:to="label_ExcessEquipmentMember_2" xlink:title="label_ExcessEquipmentMember_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ExercisePriceRangeFromDollars1.33To1.37Member" xlink:label="ExercisePriceRangeFromDollars1.33To1.37Member" xlink:title="ExercisePriceRangeFromDollars1.33To1.37Member" />
    <link:label xlink:type="resource" xlink:label="label_ExercisePriceRangeFromDollars1.33To1.37Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ExercisePriceRangeFromDollars1.33To1.37Member" xml:lang="en-US" id="label_ExercisePriceRangeFromDollars1.33To1.37Member">Represents the range of exercise prices from 1.33 dollars to 1.37 dollars.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExercisePriceRangeFromDollars1.33To1.37Member" xlink:to="label_ExercisePriceRangeFromDollars1.33To1.37Member" xlink:title="label_ExercisePriceRangeFromDollars1.33To1.37Member" />
    <link:label xlink:type="resource" xlink:label="label_ExercisePriceRangeFromDollars1.33To1.37Member_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ExercisePriceRangeFromDollars1.33To1.37Member_1" xml:lang="en-US" id="label_ExercisePriceRangeFromDollars1.33To1.37Member_1">Exercise Price Range from Dollars 1.33 to 1.37 [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExercisePriceRangeFromDollars1.33To1.37Member" xlink:to="label_ExercisePriceRangeFromDollars1.33To1.37Member_1" xlink:title="label_ExercisePriceRangeFromDollars1.33To1.37Member_1" />
    <link:label xlink:type="resource" xlink:label="label_ExercisePriceRangeFromDollars1.33To1.37Member_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ExercisePriceRangeFromDollars1.33To1.37Member_2" xml:lang="en-US" id="label_ExercisePriceRangeFromDollars1.33To1.37Member_2">$ 1.33 - $ 1.37</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExercisePriceRangeFromDollars1.33To1.37Member" xlink:to="label_ExercisePriceRangeFromDollars1.33To1.37Member_2" xlink:title="label_ExercisePriceRangeFromDollars1.33To1.37Member_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ExercisePriceRangeFromDollars1.33To11.07Member" xlink:label="ExercisePriceRangeFromDollars1.33To11.07Member" xlink:title="ExercisePriceRangeFromDollars1.33To11.07Member" />
    <link:label xlink:type="resource" xlink:label="label_ExercisePriceRangeFromDollars1.33To11.07Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ExercisePriceRangeFromDollars1.33To11.07Member" xml:lang="en-US" id="label_ExercisePriceRangeFromDollars1.33To11.07Member">Exercise Price Range from Dollars 1.33 to 11.07 [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExercisePriceRangeFromDollars1.33To11.07Member" xlink:to="label_ExercisePriceRangeFromDollars1.33To11.07Member" xlink:title="label_ExercisePriceRangeFromDollars1.33To11.07Member" />
    <link:label xlink:type="resource" xlink:label="label_ExercisePriceRangeFromDollars1.33To11.07Member_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ExercisePriceRangeFromDollars1.33To11.07Member_1" xml:lang="en-US" id="label_ExercisePriceRangeFromDollars1.33To11.07Member_1">$ 1.33 - $ 11.07</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExercisePriceRangeFromDollars1.33To11.07Member" xlink:to="label_ExercisePriceRangeFromDollars1.33To11.07Member_1" xlink:title="label_ExercisePriceRangeFromDollars1.33To11.07Member_1" />
    <link:label xlink:type="resource" xlink:label="label_ExercisePriceRangeFromDollars1.33To11.07Member_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ExercisePriceRangeFromDollars1.33To11.07Member_2" xml:lang="en-US" id="label_ExercisePriceRangeFromDollars1.33To11.07Member_2">Represents the range of exercise prices from 1.33 dollars to 11.07 dollars.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExercisePriceRangeFromDollars1.33To11.07Member" xlink:to="label_ExercisePriceRangeFromDollars1.33To11.07Member_2" xlink:title="label_ExercisePriceRangeFromDollars1.33To11.07Member_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ExercisePriceRangeFromDollars1.37To11.07Member" xlink:label="ExercisePriceRangeFromDollars1.37To11.07Member" xlink:title="ExercisePriceRangeFromDollars1.37To11.07Member" />
    <link:label xlink:type="resource" xlink:label="label_ExercisePriceRangeFromDollars1.37To11.07Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ExercisePriceRangeFromDollars1.37To11.07Member" xml:lang="en-US" id="label_ExercisePriceRangeFromDollars1.37To11.07Member">Exercise Price Range from Dollars 1.37 to 11.07 [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExercisePriceRangeFromDollars1.37To11.07Member" xlink:to="label_ExercisePriceRangeFromDollars1.37To11.07Member" xlink:title="label_ExercisePriceRangeFromDollars1.37To11.07Member" />
    <link:label xlink:type="resource" xlink:label="label_ExercisePriceRangeFromDollars1.37To11.07Member_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ExercisePriceRangeFromDollars1.37To11.07Member_1" xml:lang="en-US" id="label_ExercisePriceRangeFromDollars1.37To11.07Member_1">$ 1.37 - $ 11.07</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExercisePriceRangeFromDollars1.37To11.07Member" xlink:to="label_ExercisePriceRangeFromDollars1.37To11.07Member_1" xlink:title="label_ExercisePriceRangeFromDollars1.37To11.07Member_1" />
    <link:label xlink:type="resource" xlink:label="label_ExercisePriceRangeFromDollars1.37To11.07Member_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ExercisePriceRangeFromDollars1.37To11.07Member_2" xml:lang="en-US" id="label_ExercisePriceRangeFromDollars1.37To11.07Member_2">Represents the range of exercise prices from 1.37 dollars to 11.07 dollars.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExercisePriceRangeFromDollars1.37To11.07Member" xlink:to="label_ExercisePriceRangeFromDollars1.37To11.07Member_2" xlink:title="label_ExercisePriceRangeFromDollars1.37To11.07Member_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ExercisePriceRangeFromDollars1.37To4.30Member" xlink:label="ExercisePriceRangeFromDollars1.37To4.30Member" xlink:title="ExercisePriceRangeFromDollars1.37To4.30Member" />
    <link:label xlink:type="resource" xlink:label="label_ExercisePriceRangeFromDollars1.37To4.30Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ExercisePriceRangeFromDollars1.37To4.30Member" xml:lang="en-US" id="label_ExercisePriceRangeFromDollars1.37To4.30Member">Represents the range of exercise prices from 1.37 dollars to 4.30 dollars.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExercisePriceRangeFromDollars1.37To4.30Member" xlink:to="label_ExercisePriceRangeFromDollars1.37To4.30Member" xlink:title="label_ExercisePriceRangeFromDollars1.37To4.30Member" />
    <link:label xlink:type="resource" xlink:label="label_ExercisePriceRangeFromDollars1.37To4.30Member_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ExercisePriceRangeFromDollars1.37To4.30Member_1" xml:lang="en-US" id="label_ExercisePriceRangeFromDollars1.37To4.30Member_1">Exercise Price Range from Dollars 1.37 to 4.30 [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExercisePriceRangeFromDollars1.37To4.30Member" xlink:to="label_ExercisePriceRangeFromDollars1.37To4.30Member_1" xlink:title="label_ExercisePriceRangeFromDollars1.37To4.30Member_1" />
    <link:label xlink:type="resource" xlink:label="label_ExercisePriceRangeFromDollars1.37To4.30Member_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ExercisePriceRangeFromDollars1.37To4.30Member_2" xml:lang="en-US" id="label_ExercisePriceRangeFromDollars1.37To4.30Member_2">$ 1.37 - $ 4.30</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExercisePriceRangeFromDollars1.37To4.30Member" xlink:to="label_ExercisePriceRangeFromDollars1.37To4.30Member_2" xlink:title="label_ExercisePriceRangeFromDollars1.37To4.30Member_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ExercisePriceRangeFromDollars1.41To1.41Member" xlink:label="ExercisePriceRangeFromDollars1.41To1.41Member" xlink:title="ExercisePriceRangeFromDollars1.41To1.41Member" />
    <link:label xlink:type="resource" xlink:label="label_ExercisePriceRangeFromDollars1.41To1.41Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ExercisePriceRangeFromDollars1.41To1.41Member" xml:lang="en-US" id="label_ExercisePriceRangeFromDollars1.41To1.41Member">Exercise Price Range from Dollars 1.41 to 1.41 [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExercisePriceRangeFromDollars1.41To1.41Member" xlink:to="label_ExercisePriceRangeFromDollars1.41To1.41Member" xlink:title="label_ExercisePriceRangeFromDollars1.41To1.41Member" />
    <link:label xlink:type="resource" xlink:label="label_ExercisePriceRangeFromDollars1.41To1.41Member_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ExercisePriceRangeFromDollars1.41To1.41Member_1" xml:lang="en-US" id="label_ExercisePriceRangeFromDollars1.41To1.41Member_1">$ 1.41 - $ 1.41</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExercisePriceRangeFromDollars1.41To1.41Member" xlink:to="label_ExercisePriceRangeFromDollars1.41To1.41Member_1" xlink:title="label_ExercisePriceRangeFromDollars1.41To1.41Member_1" />
    <link:label xlink:type="resource" xlink:label="label_ExercisePriceRangeFromDollars1.41To1.41Member_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ExercisePriceRangeFromDollars1.41To1.41Member_2" xml:lang="en-US" id="label_ExercisePriceRangeFromDollars1.41To1.41Member_2">Represents the range of exercise prices from 1.41 dollars to 1.41 dollars.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExercisePriceRangeFromDollars1.41To1.41Member" xlink:to="label_ExercisePriceRangeFromDollars1.41To1.41Member_2" xlink:title="label_ExercisePriceRangeFromDollars1.41To1.41Member_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ExercisePriceRangeFromDollars1.42To3.98Member" xlink:label="ExercisePriceRangeFromDollars1.42To3.98Member" xlink:title="ExercisePriceRangeFromDollars1.42To3.98Member" />
    <link:label xlink:type="resource" xlink:label="label_ExercisePriceRangeFromDollars1.42To3.98Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ExercisePriceRangeFromDollars1.42To3.98Member" xml:lang="en-US" id="label_ExercisePriceRangeFromDollars1.42To3.98Member">Exercise Price Range from Dollars 1.42 to 3.98 [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExercisePriceRangeFromDollars1.42To3.98Member" xlink:to="label_ExercisePriceRangeFromDollars1.42To3.98Member" xlink:title="label_ExercisePriceRangeFromDollars1.42To3.98Member" />
    <link:label xlink:type="resource" xlink:label="label_ExercisePriceRangeFromDollars1.42To3.98Member_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ExercisePriceRangeFromDollars1.42To3.98Member_1" xml:lang="en-US" id="label_ExercisePriceRangeFromDollars1.42To3.98Member_1">$ 1.42 - $ 3.98</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExercisePriceRangeFromDollars1.42To3.98Member" xlink:to="label_ExercisePriceRangeFromDollars1.42To3.98Member_1" xlink:title="label_ExercisePriceRangeFromDollars1.42To3.98Member_1" />
    <link:label xlink:type="resource" xlink:label="label_ExercisePriceRangeFromDollars1.42To3.98Member_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ExercisePriceRangeFromDollars1.42To3.98Member_2" xml:lang="en-US" id="label_ExercisePriceRangeFromDollars1.42To3.98Member_2">Represents the range of exercise prices from 1.42 dollars to 3.98 dollars.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExercisePriceRangeFromDollars1.42To3.98Member" xlink:to="label_ExercisePriceRangeFromDollars1.42To3.98Member_2" xlink:title="label_ExercisePriceRangeFromDollars1.42To3.98Member_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ExercisePriceRangeFromDollars4.30To11.07Member" xlink:label="ExercisePriceRangeFromDollars4.30To11.07Member" xlink:title="ExercisePriceRangeFromDollars4.30To11.07Member" />
    <link:label xlink:type="resource" xlink:label="label_ExercisePriceRangeFromDollars4.30To11.07Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ExercisePriceRangeFromDollars4.30To11.07Member" xml:lang="en-US" id="label_ExercisePriceRangeFromDollars4.30To11.07Member">Exercise Price Range from Dollars 4.30 to 11.07 [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExercisePriceRangeFromDollars4.30To11.07Member" xlink:to="label_ExercisePriceRangeFromDollars4.30To11.07Member" xlink:title="label_ExercisePriceRangeFromDollars4.30To11.07Member" />
    <link:label xlink:type="resource" xlink:label="label_ExercisePriceRangeFromDollars4.30To11.07Member_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ExercisePriceRangeFromDollars4.30To11.07Member_1" xml:lang="en-US" id="label_ExercisePriceRangeFromDollars4.30To11.07Member_1">$ 4.30 - $ 11.07</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExercisePriceRangeFromDollars4.30To11.07Member" xlink:to="label_ExercisePriceRangeFromDollars4.30To11.07Member_1" xlink:title="label_ExercisePriceRangeFromDollars4.30To11.07Member_1" />
    <link:label xlink:type="resource" xlink:label="label_ExercisePriceRangeFromDollars4.30To11.07Member_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ExercisePriceRangeFromDollars4.30To11.07Member_2" xml:lang="en-US" id="label_ExercisePriceRangeFromDollars4.30To11.07Member_2">Represents the range of exercise prices from 4.30 dollars to 11.07 dollars.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExercisePriceRangeFromDollars4.30To11.07Member" xlink:to="label_ExercisePriceRangeFromDollars4.30To11.07Member_2" xlink:title="label_ExercisePriceRangeFromDollars4.30To11.07Member_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ExercisePriceRangeFromDollars4.31To5.23Member" xlink:label="ExercisePriceRangeFromDollars4.31To5.23Member" xlink:title="ExercisePriceRangeFromDollars4.31To5.23Member" />
    <link:label xlink:type="resource" xlink:label="label_ExercisePriceRangeFromDollars4.31To5.23Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ExercisePriceRangeFromDollars4.31To5.23Member" xml:lang="en-US" id="label_ExercisePriceRangeFromDollars4.31To5.23Member">Exercise Price Range from Dollars 4.31 to 5.23 [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExercisePriceRangeFromDollars4.31To5.23Member" xlink:to="label_ExercisePriceRangeFromDollars4.31To5.23Member" xlink:title="label_ExercisePriceRangeFromDollars4.31To5.23Member" />
    <link:label xlink:type="resource" xlink:label="label_ExercisePriceRangeFromDollars4.31To5.23Member_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ExercisePriceRangeFromDollars4.31To5.23Member_1" xml:lang="en-US" id="label_ExercisePriceRangeFromDollars4.31To5.23Member_1">$ 4.31 - $ 5.23</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExercisePriceRangeFromDollars4.31To5.23Member" xlink:to="label_ExercisePriceRangeFromDollars4.31To5.23Member_1" xlink:title="label_ExercisePriceRangeFromDollars4.31To5.23Member_1" />
    <link:label xlink:type="resource" xlink:label="label_ExercisePriceRangeFromDollars4.31To5.23Member_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ExercisePriceRangeFromDollars4.31To5.23Member_2" xml:lang="en-US" id="label_ExercisePriceRangeFromDollars4.31To5.23Member_2">Represents the range of exercise prices from 4.31 dollars to 5.23 dollars.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExercisePriceRangeFromDollars4.31To5.23Member" xlink:to="label_ExercisePriceRangeFromDollars4.31To5.23Member_2" xlink:title="label_ExercisePriceRangeFromDollars4.31To5.23Member_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ExercisePriceRangeFromDollars5.24To6.40Member" xlink:label="ExercisePriceRangeFromDollars5.24To6.40Member" xlink:title="ExercisePriceRangeFromDollars5.24To6.40Member" />
    <link:label xlink:type="resource" xlink:label="label_ExercisePriceRangeFromDollars5.24To6.40Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ExercisePriceRangeFromDollars5.24To6.40Member" xml:lang="en-US" id="label_ExercisePriceRangeFromDollars5.24To6.40Member">Exercise Price Range from Dollars 5.24 to 6.40 [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExercisePriceRangeFromDollars5.24To6.40Member" xlink:to="label_ExercisePriceRangeFromDollars5.24To6.40Member" xlink:title="label_ExercisePriceRangeFromDollars5.24To6.40Member" />
    <link:label xlink:type="resource" xlink:label="label_ExercisePriceRangeFromDollars5.24To6.40Member_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ExercisePriceRangeFromDollars5.24To6.40Member_1" xml:lang="en-US" id="label_ExercisePriceRangeFromDollars5.24To6.40Member_1">$ 5.24 - $ 6.40</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExercisePriceRangeFromDollars5.24To6.40Member" xlink:to="label_ExercisePriceRangeFromDollars5.24To6.40Member_1" xlink:title="label_ExercisePriceRangeFromDollars5.24To6.40Member_1" />
    <link:label xlink:type="resource" xlink:label="label_ExercisePriceRangeFromDollars5.24To6.40Member_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ExercisePriceRangeFromDollars5.24To6.40Member_2" xml:lang="en-US" id="label_ExercisePriceRangeFromDollars5.24To6.40Member_2">Represents the range of exercise prices from 5.24 dollars to 6.40 dollars.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExercisePriceRangeFromDollars5.24To6.40Member" xlink:to="label_ExercisePriceRangeFromDollars5.24To6.40Member_2" xlink:title="label_ExercisePriceRangeFromDollars5.24To6.40Member_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ExercisePriceRangeFromDollars6.41To11.07Member" xlink:label="ExercisePriceRangeFromDollars6.41To11.07Member" xlink:title="ExercisePriceRangeFromDollars6.41To11.07Member" />
    <link:label xlink:type="resource" xlink:label="label_ExercisePriceRangeFromDollars6.41To11.07Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ExercisePriceRangeFromDollars6.41To11.07Member" xml:lang="en-US" id="label_ExercisePriceRangeFromDollars6.41To11.07Member">Exercise Price Range from Dollars 6.41 to 11.07 [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExercisePriceRangeFromDollars6.41To11.07Member" xlink:to="label_ExercisePriceRangeFromDollars6.41To11.07Member" xlink:title="label_ExercisePriceRangeFromDollars6.41To11.07Member" />
    <link:label xlink:type="resource" xlink:label="label_ExercisePriceRangeFromDollars6.41To11.07Member_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ExercisePriceRangeFromDollars6.41To11.07Member_1" xml:lang="en-US" id="label_ExercisePriceRangeFromDollars6.41To11.07Member_1">$ 6.41 - $ 11.07</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExercisePriceRangeFromDollars6.41To11.07Member" xlink:to="label_ExercisePriceRangeFromDollars6.41To11.07Member_1" xlink:title="label_ExercisePriceRangeFromDollars6.41To11.07Member_1" />
    <link:label xlink:type="resource" xlink:label="label_ExercisePriceRangeFromDollars6.41To11.07Member_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ExercisePriceRangeFromDollars6.41To11.07Member_2" xml:lang="en-US" id="label_ExercisePriceRangeFromDollars6.41To11.07Member_2">Represents the range of exercise prices from 6.41 dollars to 11.07 dollars.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExercisePriceRangeFromDollars6.41To11.07Member" xlink:to="label_ExercisePriceRangeFromDollars6.41To11.07Member_2" xlink:title="label_ExercisePriceRangeFromDollars6.41To11.07Member_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchasesAndIssuances" xlink:label="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchasesAndIssuances" xlink:title="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchasesAndIssuances" />
    <link:label xlink:type="resource" xlink:label="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchasesAndIssuances" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchasesAndIssuances" xml:lang="en-US" id="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchasesAndIssuances">Fair Value Measurement with Unobservable Inputs Reconciliation Recurring Basis Liability Purchases and Issuances</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchasesAndIssuances" xlink:to="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchasesAndIssuances" xlink:title="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchasesAndIssuances" />
    <link:label xlink:type="resource" xlink:label="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchasesAndIssuances_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchasesAndIssuances_1" xml:lang="en-US" id="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchasesAndIssuances_1">Purchases and Issuances</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchasesAndIssuances" xlink:to="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchasesAndIssuances_1" xlink:title="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchasesAndIssuances_1" />
    <link:label xlink:type="resource" xlink:label="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchasesAndIssuances_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchasesAndIssuances_2" xml:lang="en-US" id="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchasesAndIssuances_2">Amount of purchases and issuances of financial instrument classified as a liability, measured using unobservable inputs that reflect the entity's own assumption about the assumptions, which market participants would use in pricing.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchasesAndIssuances" xlink:to="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchasesAndIssuances_2" xlink:title="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchasesAndIssuances_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySalesAndSettlements" xlink:label="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySalesAndSettlements" xlink:title="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySalesAndSettlements" />
    <link:label xlink:type="resource" xlink:label="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySalesAndSettlements" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySalesAndSettlements" xml:lang="en-US" id="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySalesAndSettlements">Fair Value Measurement with Unobservable Inputs Reconciliation Recurring Basis Liability Sales and Settlements</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySalesAndSettlements" xlink:to="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySalesAndSettlements" xlink:title="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySalesAndSettlements" />
    <link:label xlink:type="resource" xlink:label="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySalesAndSettlements_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySalesAndSettlements_1" xml:lang="en-US" id="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySalesAndSettlements_1">Sales and Settlements</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySalesAndSettlements" xlink:to="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySalesAndSettlements_1" xlink:title="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySalesAndSettlements_1" />
    <link:label xlink:type="resource" xlink:label="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySalesAndSettlements_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySalesAndSettlements_2" xml:lang="en-US" id="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySalesAndSettlements_2">Amount of sales and settlements of financial instrument classified as a liability, measured using unobservable inputs that reflect the entity's own assumption about the assumptions, which the market participants would use in pricing.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySalesAndSettlements" xlink:to="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySalesAndSettlements_2" xlink:title="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySalesAndSettlements_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_FirstDirectorOptionMember" xlink:label="FirstDirectorOptionMember" xlink:title="FirstDirectorOptionMember" />
    <link:label xlink:type="resource" xlink:label="label_FirstDirectorOptionMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FirstDirectorOptionMember" xml:lang="en-US" id="label_FirstDirectorOptionMember">First Director Option [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FirstDirectorOptionMember" xlink:to="label_FirstDirectorOptionMember" xlink:title="label_FirstDirectorOptionMember" />
    <link:label xlink:type="resource" xlink:label="label_FirstDirectorOptionMember_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FirstDirectorOptionMember_1" xml:lang="en-US" id="label_FirstDirectorOptionMember_1">First Director Option</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FirstDirectorOptionMember" xlink:to="label_FirstDirectorOptionMember_1" xlink:title="label_FirstDirectorOptionMember_1" />
    <link:label xlink:type="resource" xlink:label="label_FirstDirectorOptionMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_FirstDirectorOptionMember_2" xml:lang="en-US" id="label_FirstDirectorOptionMember_2">Represents information pertaining to the stock options to be granted by the entity to a person who first becomes a non-employee director.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FirstDirectorOptionMember" xlink:to="label_FirstDirectorOptionMember_2" xlink:title="label_FirstDirectorOptionMember_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_GEHealthcareUKLimitedMember" xlink:label="GEHealthcareUKLimitedMember" xlink:title="GEHealthcareUKLimitedMember" />
    <link:label xlink:type="resource" xlink:label="label_GEHealthcareUKLimitedMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_GEHealthcareUKLimitedMember" xml:lang="en-US" id="label_GEHealthcareUKLimitedMember">G E Healthcare U K Limited [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GEHealthcareUKLimitedMember" xlink:to="label_GEHealthcareUKLimitedMember" xlink:title="label_GEHealthcareUKLimitedMember" />
    <link:label xlink:type="resource" xlink:label="label_GEHealthcareUKLimitedMember_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_GEHealthcareUKLimitedMember_1" xml:lang="en-US" id="label_GEHealthcareUKLimitedMember_1">GE Healthcare UK Limited</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GEHealthcareUKLimitedMember" xlink:to="label_GEHealthcareUKLimitedMember_1" xlink:title="label_GEHealthcareUKLimitedMember_1" />
    <link:label xlink:type="resource" xlink:label="label_GEHealthcareUKLimitedMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_GEHealthcareUKLimitedMember_2" xml:lang="en-US" id="label_GEHealthcareUKLimitedMember_2">Represents information pertaining to the GE Healthcare UK Limited.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GEHealthcareUKLimitedMember" xlink:to="label_GEHealthcareUKLimitedMember_2" xlink:title="label_GEHealthcareUKLimitedMember_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_Geron401KPlanMember" xlink:label="Geron401KPlanMember" xlink:title="Geron401KPlanMember" />
    <link:label xlink:type="resource" xlink:label="label_Geron401KPlanMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_Geron401KPlanMember" xml:lang="en-US" id="label_Geron401KPlanMember">Geron 401K Plan [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Geron401KPlanMember" xlink:to="label_Geron401KPlanMember" xlink:title="label_Geron401KPlanMember" />
    <link:label xlink:type="resource" xlink:label="label_Geron401KPlanMember_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_Geron401KPlanMember_1" xml:lang="en-US" id="label_Geron401KPlanMember_1">Geron 401K Plan</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Geron401KPlanMember" xlink:to="label_Geron401KPlanMember_1" xlink:title="label_Geron401KPlanMember_1" />
    <link:label xlink:type="resource" xlink:label="label_Geron401KPlanMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_Geron401KPlanMember_2" xml:lang="en-US" id="label_Geron401KPlanMember_2">Represents information pertaining to the Geron 401K Plan.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Geron401KPlanMember" xlink:to="label_Geron401KPlanMember_2" xlink:title="label_Geron401KPlanMember_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_GeronBioMedLtdMember" xlink:label="GeronBioMedLtdMember" xlink:title="GeronBioMedLtdMember" />
    <link:label xlink:type="resource" xlink:label="label_GeronBioMedLtdMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_GeronBioMedLtdMember" xml:lang="en-US" id="label_GeronBioMedLtdMember">Geron Bio-Med</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GeronBioMedLtdMember" xlink:to="label_GeronBioMedLtdMember" xlink:title="label_GeronBioMedLtdMember" />
    <link:label xlink:type="resource" xlink:label="label_GeronBioMedLtdMember_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_GeronBioMedLtdMember_1" xml:lang="en-US" id="label_GeronBioMedLtdMember_1">Represents information pertaining to Geron Bio-Med Ltd., a former wholly-owned subsidiary of the entity.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GeronBioMedLtdMember" xlink:to="label_GeronBioMedLtdMember_1" xlink:title="label_GeronBioMedLtdMember_1" />
    <link:label xlink:type="resource" xlink:label="label_GeronBioMedLtdMember_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_GeronBioMedLtdMember_2" xml:lang="en-US" id="label_GeronBioMedLtdMember_2">Geron Bio Med Ltd [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GeronBioMedLtdMember" xlink:to="label_GeronBioMedLtdMember_2" xlink:title="label_GeronBioMedLtdMember_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_GrossUnrealizedGainsAvailableForSaleSecurities" xlink:label="GrossUnrealizedGainsAvailableForSaleSecurities" xlink:title="GrossUnrealizedGainsAvailableForSaleSecurities" />
    <link:label xlink:type="resource" xlink:label="label_GrossUnrealizedGainsAvailableForSaleSecurities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_GrossUnrealizedGainsAvailableForSaleSecurities" xml:lang="en-US" id="label_GrossUnrealizedGainsAvailableForSaleSecurities">Gross Unrealized Gains Available For Sale Securities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GrossUnrealizedGainsAvailableForSaleSecurities" xlink:to="label_GrossUnrealizedGainsAvailableForSaleSecurities" xlink:title="label_GrossUnrealizedGainsAvailableForSaleSecurities" />
    <link:label xlink:type="resource" xlink:label="label_GrossUnrealizedGainsAvailableForSaleSecurities_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_GrossUnrealizedGainsAvailableForSaleSecurities_1" xml:lang="en-US" id="label_GrossUnrealizedGainsAvailableForSaleSecurities_1">Gross Unrealized Gains</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GrossUnrealizedGainsAvailableForSaleSecurities" xlink:to="label_GrossUnrealizedGainsAvailableForSaleSecurities_1" xlink:title="label_GrossUnrealizedGainsAvailableForSaleSecurities_1" />
    <link:label xlink:type="resource" xlink:label="label_GrossUnrealizedGainsAvailableForSaleSecurities_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_GrossUnrealizedGainsAvailableForSaleSecurities_2" xml:lang="en-US" id="label_GrossUnrealizedGainsAvailableForSaleSecurities_2">Amount of gross unrealized gains from available-for-sale securities as of the reporting date.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GrossUnrealizedGainsAvailableForSaleSecurities" xlink:to="label_GrossUnrealizedGainsAvailableForSaleSecurities_2" xlink:title="label_GrossUnrealizedGainsAvailableForSaleSecurities_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_GrossUnrealizedLossesAvailableForSaleSecurities" xlink:label="GrossUnrealizedLossesAvailableForSaleSecurities" xlink:title="GrossUnrealizedLossesAvailableForSaleSecurities" />
    <link:label xlink:type="resource" xlink:label="label_GrossUnrealizedLossesAvailableForSaleSecurities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_GrossUnrealizedLossesAvailableForSaleSecurities" xml:lang="en-US" id="label_GrossUnrealizedLossesAvailableForSaleSecurities">Gross Unrealized Losses Available For Sale Securities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GrossUnrealizedLossesAvailableForSaleSecurities" xlink:to="label_GrossUnrealizedLossesAvailableForSaleSecurities" xlink:title="label_GrossUnrealizedLossesAvailableForSaleSecurities" />
    <link:label xlink:type="resource" xlink:label="label_GrossUnrealizedLossesAvailableForSaleSecurities_1" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_GrossUnrealizedLossesAvailableForSaleSecurities_1" xml:lang="en-US" id="label_GrossUnrealizedLossesAvailableForSaleSecurities_1">Gross Unrealized Losses</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GrossUnrealizedLossesAvailableForSaleSecurities" xlink:to="label_GrossUnrealizedLossesAvailableForSaleSecurities_1" xlink:title="label_GrossUnrealizedLossesAvailableForSaleSecurities_1" />
    <link:label xlink:type="resource" xlink:label="label_GrossUnrealizedLossesAvailableForSaleSecurities_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_GrossUnrealizedLossesAvailableForSaleSecurities_2" xml:lang="en-US" id="label_GrossUnrealizedLossesAvailableForSaleSecurities_2">Amount of gross unrealized losses from available-for-sale securities as of the reporting date.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GrossUnrealizedLossesAvailableForSaleSecurities" xlink:to="label_GrossUnrealizedLossesAvailableForSaleSecurities_2" xlink:title="label_GrossUnrealizedLossesAvailableForSaleSecurities_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ImpairmentOfAssetsMember" xlink:label="ImpairmentOfAssetsMember" xlink:title="ImpairmentOfAssetsMember" />
    <link:label xlink:type="resource" xlink:label="label_ImpairmentOfAssetsMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ImpairmentOfAssetsMember" xml:lang="en-US" id="label_ImpairmentOfAssetsMember">Represents the charge against earnings resulting from the write-down of assets.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ImpairmentOfAssetsMember" xlink:to="label_ImpairmentOfAssetsMember" xlink:title="label_ImpairmentOfAssetsMember" />
    <link:label xlink:type="resource" xlink:label="label_ImpairmentOfAssetsMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ImpairmentOfAssetsMember_1" xml:lang="en-US" id="label_ImpairmentOfAssetsMember_1">Impairment of Assets [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ImpairmentOfAssetsMember" xlink:to="label_ImpairmentOfAssetsMember_1" xlink:title="label_ImpairmentOfAssetsMember_1" />
    <link:label xlink:type="resource" xlink:label="label_ImpairmentOfAssetsMember_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ImpairmentOfAssetsMember_2" xml:lang="en-US" id="label_ImpairmentOfAssetsMember_2">Asset Write Downs</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ImpairmentOfAssetsMember" xlink:to="label_ImpairmentOfAssetsMember_2" xlink:title="label_ImpairmentOfAssetsMember_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_IncentiveAwardPlan2011Member" xlink:label="IncentiveAwardPlan2011Member" xlink:title="IncentiveAwardPlan2011Member" />
    <link:label xlink:type="resource" xlink:label="label_IncentiveAwardPlan2011Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncentiveAwardPlan2011Member" xml:lang="en-US" id="label_IncentiveAwardPlan2011Member">Incentive Award Plan 2011 [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncentiveAwardPlan2011Member" xlink:to="label_IncentiveAwardPlan2011Member" xlink:title="label_IncentiveAwardPlan2011Member" />
    <link:label xlink:type="resource" xlink:label="label_IncentiveAwardPlan2011Member_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_IncentiveAwardPlan2011Member_1" xml:lang="en-US" id="label_IncentiveAwardPlan2011Member_1">2011 Plan</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncentiveAwardPlan2011Member" xlink:to="label_IncentiveAwardPlan2011Member_1" xlink:title="label_IncentiveAwardPlan2011Member_1" />
    <link:label xlink:type="resource" xlink:label="label_IncentiveAwardPlan2011Member_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_IncentiveAwardPlan2011Member_2" xml:lang="en-US" id="label_IncentiveAwardPlan2011Member_2">Represents information pertaining to the 2011 Incentive Award Plan.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncentiveAwardPlan2011Member" xlink:to="label_IncentiveAwardPlan2011Member_2" xlink:title="label_IncentiveAwardPlan2011Member_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_IncentiveStockOptionsMember" xlink:label="IncentiveStockOptionsMember" xlink:title="IncentiveStockOptionsMember" />
    <link:label xlink:type="resource" xlink:label="label_IncentiveStockOptionsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_IncentiveStockOptionsMember" xml:lang="en-US" id="label_IncentiveStockOptionsMember">Incentive stock options</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncentiveStockOptionsMember" xlink:to="label_IncentiveStockOptionsMember" xlink:title="label_IncentiveStockOptionsMember" />
    <link:label xlink:type="resource" xlink:label="label_IncentiveStockOptionsMember_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_IncentiveStockOptionsMember_1" xml:lang="en-US" id="label_IncentiveStockOptionsMember_1">Represents information pertaining to the incentive stock options.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncentiveStockOptionsMember" xlink:to="label_IncentiveStockOptionsMember_1" xlink:title="label_IncentiveStockOptionsMember_1" />
    <link:label xlink:type="resource" xlink:label="label_IncentiveStockOptionsMember_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncentiveStockOptionsMember_2" xml:lang="en-US" id="label_IncentiveStockOptionsMember_2">Incentive Stock Options [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncentiveStockOptionsMember" xlink:to="label_IncentiveStockOptionsMember_2" xlink:title="label_IncentiveStockOptionsMember_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_IncreaseDecreaseInAccruedInterestReceivableNetAndOtherReceivables" xlink:label="IncreaseDecreaseInAccruedInterestReceivableNetAndOtherReceivables" xlink:title="IncreaseDecreaseInAccruedInterestReceivableNetAndOtherReceivables" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInAccruedInterestReceivableNetAndOtherReceivables" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_IncreaseDecreaseInAccruedInterestReceivableNetAndOtherReceivables" xml:lang="en-US" id="label_IncreaseDecreaseInAccruedInterestReceivableNetAndOtherReceivables">Interest and other receivables</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInAccruedInterestReceivableNetAndOtherReceivables" xlink:to="label_IncreaseDecreaseInAccruedInterestReceivableNetAndOtherReceivables" xlink:title="label_IncreaseDecreaseInAccruedInterestReceivableNetAndOtherReceivables" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInAccruedInterestReceivableNetAndOtherReceivables_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_IncreaseDecreaseInAccruedInterestReceivableNetAndOtherReceivables_1" xml:lang="en-US" id="label_IncreaseDecreaseInAccruedInterestReceivableNetAndOtherReceivables_1">The increase (decrease) during the reporting period in the amount due from borrowers for interest payments and in other amounts due to the reporting entity, which are not otherwise defined in the taxonomy.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInAccruedInterestReceivableNetAndOtherReceivables" xlink:to="label_IncreaseDecreaseInAccruedInterestReceivableNetAndOtherReceivables_1" xlink:title="label_IncreaseDecreaseInAccruedInterestReceivableNetAndOtherReceivables_1" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInAccruedInterestReceivableNetAndOtherReceivables_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncreaseDecreaseInAccruedInterestReceivableNetAndOtherReceivables_2" xml:lang="en-US" id="label_IncreaseDecreaseInAccruedInterestReceivableNetAndOtherReceivables_2">Increase (Decrease) in Accrued Interest Receivable Net and Other Receivables</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInAccruedInterestReceivableNetAndOtherReceivables" xlink:to="label_IncreaseDecreaseInAccruedInterestReceivableNetAndOtherReceivables_2" xlink:title="label_IncreaseDecreaseInAccruedInterestReceivableNetAndOtherReceivables_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_IncrementalAcquiredInProcessResearchAndDevelopmentExpense" xlink:label="IncrementalAcquiredInProcessResearchAndDevelopmentExpense" xlink:title="IncrementalAcquiredInProcessResearchAndDevelopmentExpense" />
    <link:label xlink:type="resource" xlink:label="label_IncrementalAcquiredInProcessResearchAndDevelopmentExpense" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncrementalAcquiredInProcessResearchAndDevelopmentExpense" xml:lang="en-US" id="label_IncrementalAcquiredInProcessResearchAndDevelopmentExpense">Incremental Acquired in Process Research and Development Expense</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncrementalAcquiredInProcessResearchAndDevelopmentExpense" xlink:to="label_IncrementalAcquiredInProcessResearchAndDevelopmentExpense" xlink:title="label_IncrementalAcquiredInProcessResearchAndDevelopmentExpense" />
    <link:label xlink:type="resource" xlink:label="label_IncrementalAcquiredInProcessResearchAndDevelopmentExpense_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_IncrementalAcquiredInProcessResearchAndDevelopmentExpense_1" xml:lang="en-US" id="label_IncrementalAcquiredInProcessResearchAndDevelopmentExpense_1">Acquired in-process research and development expense</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncrementalAcquiredInProcessResearchAndDevelopmentExpense" xlink:to="label_IncrementalAcquiredInProcessResearchAndDevelopmentExpense_1" xlink:title="label_IncrementalAcquiredInProcessResearchAndDevelopmentExpense_1" />
    <link:label xlink:type="resource" xlink:label="label_IncrementalAcquiredInProcessResearchAndDevelopmentExpense_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_IncrementalAcquiredInProcessResearchAndDevelopmentExpense_2" xml:lang="en-US" id="label_IncrementalAcquiredInProcessResearchAndDevelopmentExpense_2">Represents incremental amount of acquired in-process research and development expense recognized for the excess of the fair market value of common stock issued resulting from the difference between the five-day volume weighted average closing price and the closing price on the date of issuance.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncrementalAcquiredInProcessResearchAndDevelopmentExpense" xlink:to="label_IncrementalAcquiredInProcessResearchAndDevelopmentExpense_2" xlink:title="label_IncrementalAcquiredInProcessResearchAndDevelopmentExpense_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_InvesteeCumulativePercentageOwnershipAfterAllTransactions" xlink:label="InvesteeCumulativePercentageOwnershipAfterAllTransactions" xlink:title="InvesteeCumulativePercentageOwnershipAfterAllTransactions" />
    <link:label xlink:type="resource" xlink:label="label_InvesteeCumulativePercentageOwnershipAfterAllTransactions" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_InvesteeCumulativePercentageOwnershipAfterAllTransactions" xml:lang="en-US" id="label_InvesteeCumulativePercentageOwnershipAfterAllTransactions">Percentage of investee's stock owned immediately after all stock transactions.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InvesteeCumulativePercentageOwnershipAfterAllTransactions" xlink:to="label_InvesteeCumulativePercentageOwnershipAfterAllTransactions" xlink:title="label_InvesteeCumulativePercentageOwnershipAfterAllTransactions" />
    <link:label xlink:type="resource" xlink:label="label_InvesteeCumulativePercentageOwnershipAfterAllTransactions_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_InvesteeCumulativePercentageOwnershipAfterAllTransactions_1" xml:lang="en-US" id="label_InvesteeCumulativePercentageOwnershipAfterAllTransactions_1">Percentage ownership in Asterias</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InvesteeCumulativePercentageOwnershipAfterAllTransactions" xlink:to="label_InvesteeCumulativePercentageOwnershipAfterAllTransactions_1" xlink:title="label_InvesteeCumulativePercentageOwnershipAfterAllTransactions_1" />
    <link:label xlink:type="resource" xlink:label="label_InvesteeCumulativePercentageOwnershipAfterAllTransactions_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_InvesteeCumulativePercentageOwnershipAfterAllTransactions_2" xml:lang="en-US" id="label_InvesteeCumulativePercentageOwnershipAfterAllTransactions_2">Investee Cumulative Percentage Ownership After All Transactions</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InvesteeCumulativePercentageOwnershipAfterAllTransactions" xlink:to="label_InvesteeCumulativePercentageOwnershipAfterAllTransactions_2" xlink:title="label_InvesteeCumulativePercentageOwnershipAfterAllTransactions_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_IssuanceOfStockAndOptionsSharesServices" xlink:label="IssuanceOfStockAndOptionsSharesServices" xlink:title="IssuanceOfStockAndOptionsSharesServices" />
    <link:label xlink:type="resource" xlink:label="label_IssuanceOfStockAndOptionsSharesServices" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IssuanceOfStockAndOptionsSharesServices" xml:lang="en-US" id="label_IssuanceOfStockAndOptionsSharesServices">Issuance of Stock and Options Shares Services</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IssuanceOfStockAndOptionsSharesServices" xlink:to="label_IssuanceOfStockAndOptionsSharesServices" xlink:title="label_IssuanceOfStockAndOptionsSharesServices" />
    <link:label xlink:type="resource" xlink:label="label_IssuanceOfStockAndOptionsSharesServices_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_IssuanceOfStockAndOptionsSharesServices_1" xml:lang="en-US" id="label_IssuanceOfStockAndOptionsSharesServices_1">Stock-based compensation related to issuance of common stock and options in exchange for services (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IssuanceOfStockAndOptionsSharesServices" xlink:to="label_IssuanceOfStockAndOptionsSharesServices_1" xlink:title="label_IssuanceOfStockAndOptionsSharesServices_1" />
    <link:label xlink:type="resource" xlink:label="label_IssuanceOfStockAndOptionsSharesServices_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_IssuanceOfStockAndOptionsSharesServices_2" xml:lang="en-US" id="label_IssuanceOfStockAndOptionsSharesServices_2">Number of shares (or other type of equity) issued during the period to nonemployees as payment for services rendered.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IssuanceOfStockAndOptionsSharesServices" xlink:to="label_IssuanceOfStockAndOptionsSharesServices_2" xlink:title="label_IssuanceOfStockAndOptionsSharesServices_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_IssuanceOfStockAndOptionsValueServices" xlink:label="IssuanceOfStockAndOptionsValueServices" xlink:title="IssuanceOfStockAndOptionsValueServices" />
    <link:label xlink:type="resource" xlink:label="label_IssuanceOfStockAndOptionsValueServices" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IssuanceOfStockAndOptionsValueServices" xml:lang="en-US" id="label_IssuanceOfStockAndOptionsValueServices">Issuance of Stock and Options Value Services</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IssuanceOfStockAndOptionsValueServices" xlink:to="label_IssuanceOfStockAndOptionsValueServices" xlink:title="label_IssuanceOfStockAndOptionsValueServices" />
    <link:label xlink:type="resource" xlink:label="label_IssuanceOfStockAndOptionsValueServices_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_IssuanceOfStockAndOptionsValueServices_1" xml:lang="en-US" id="label_IssuanceOfStockAndOptionsValueServices_1">Stock-based compensation related to issuance of common stock and options in exchange for services</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IssuanceOfStockAndOptionsValueServices" xlink:to="label_IssuanceOfStockAndOptionsValueServices_1" xlink:title="label_IssuanceOfStockAndOptionsValueServices_1" />
    <link:label xlink:type="resource" xlink:label="label_IssuanceOfStockAndOptionsValueServices_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_IssuanceOfStockAndOptionsValueServices_2" xml:lang="en-US" id="label_IssuanceOfStockAndOptionsValueServices_2">The value of common stock, restricted stock or stock options granted to nonemployees as payment for services rendered.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IssuanceOfStockAndOptionsValueServices" xlink:to="label_IssuanceOfStockAndOptionsValueServices_2" xlink:title="label_IssuanceOfStockAndOptionsValueServices_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_LicensesAndRoyaltyRevenue" xlink:label="LicensesAndRoyaltyRevenue" xlink:title="LicensesAndRoyaltyRevenue" />
    <link:label xlink:type="resource" xlink:label="label_LicensesAndRoyaltyRevenue" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LicensesAndRoyaltyRevenue" xml:lang="en-US" id="label_LicensesAndRoyaltyRevenue">Licenses and Royalty Revenue</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LicensesAndRoyaltyRevenue" xlink:to="label_LicensesAndRoyaltyRevenue" xlink:title="label_LicensesAndRoyaltyRevenue" />
    <link:label xlink:type="resource" xlink:label="label_LicensesAndRoyaltyRevenue_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_LicensesAndRoyaltyRevenue_1" xml:lang="en-US" id="label_LicensesAndRoyaltyRevenue_1">Revenue earned during the period relating to consideration received from another party for the right to use, but not own, certain of the entity's intangible assets. Licensing arrangements include, but are not limited to, rights to use a patent, copyright, technology, manufacturing process, software or trademark. Licensing fees are generally, but not always, fixed as to amount and not dependent upon the revenue generated by the licensing party. An entity may receive licensing fees for licenses that also generate royalty payments to the entity. Royalty revenue is derived from a percentage or stated amount of sales proceeds or revenue generated by the third party using the entity's property. Examples of property from which royalties may be derived include patents and oil and mineral rights.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LicensesAndRoyaltyRevenue" xlink:to="label_LicensesAndRoyaltyRevenue_1" xlink:title="label_LicensesAndRoyaltyRevenue_1" />
    <link:label xlink:type="resource" xlink:label="label_LicensesAndRoyaltyRevenue_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LicensesAndRoyaltyRevenue_2" xml:lang="en-US" id="label_LicensesAndRoyaltyRevenue_2">License fees and royalties</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LicensesAndRoyaltyRevenue" xlink:to="label_LicensesAndRoyaltyRevenue_2" xlink:title="label_LicensesAndRoyaltyRevenue_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_LineOfCreditFacilityDescriptionTextBlock" xlink:label="LineOfCreditFacilityDescriptionTextBlock" xlink:title="LineOfCreditFacilityDescriptionTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_LineOfCreditFacilityDescriptionTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LineOfCreditFacilityDescriptionTextBlock" xml:lang="en-US" id="label_LineOfCreditFacilityDescriptionTextBlock">Line of Credit Facility Description [Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LineOfCreditFacilityDescriptionTextBlock" xlink:to="label_LineOfCreditFacilityDescriptionTextBlock" xlink:title="label_LineOfCreditFacilityDescriptionTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_LineOfCreditFacilityDescriptionTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LineOfCreditFacilityDescriptionTextBlock_1" xml:lang="en-US" id="label_LineOfCreditFacilityDescriptionTextBlock_1">EQUIPMENT LINE</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LineOfCreditFacilityDescriptionTextBlock" xlink:to="label_LineOfCreditFacilityDescriptionTextBlock_1" xlink:title="label_LineOfCreditFacilityDescriptionTextBlock_1" />
    <link:label xlink:type="resource" xlink:label="label_LineOfCreditFacilityDescriptionTextBlock_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_LineOfCreditFacilityDescriptionTextBlock_2" xml:lang="en-US" id="label_LineOfCreditFacilityDescriptionTextBlock_2">The entire disclosure for line of credit facility.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LineOfCreditFacilityDescriptionTextBlock" xlink:to="label_LineOfCreditFacilityDescriptionTextBlock_2" xlink:title="label_LineOfCreditFacilityDescriptionTextBlock_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_LoansReceivableDebtForgiveness" xlink:label="LoansReceivableDebtForgiveness" xlink:title="LoansReceivableDebtForgiveness" />
    <link:label xlink:type="resource" xlink:label="label_LoansReceivableDebtForgiveness" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LoansReceivableDebtForgiveness" xml:lang="en-US" id="label_LoansReceivableDebtForgiveness">Loans Receivable Debt Forgiveness</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LoansReceivableDebtForgiveness" xlink:to="label_LoansReceivableDebtForgiveness" xlink:title="label_LoansReceivableDebtForgiveness" />
    <link:label xlink:type="resource" xlink:label="label_LoansReceivableDebtForgiveness_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LoansReceivableDebtForgiveness_1" xml:lang="en-US" id="label_LoansReceivableDebtForgiveness_1">Amount of debt forgiven</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LoansReceivableDebtForgiveness" xlink:to="label_LoansReceivableDebtForgiveness_1" xlink:title="label_LoansReceivableDebtForgiveness_1" />
    <link:label xlink:type="resource" xlink:label="label_LoansReceivableDebtForgiveness_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_LoansReceivableDebtForgiveness_2" xml:lang="en-US" id="label_LoansReceivableDebtForgiveness_2">Represents the principal amount of debt forgiven by BioTime for Asterias.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LoansReceivableDebtForgiveness" xlink:to="label_LoansReceivableDebtForgiveness_2" xlink:title="label_LoansReceivableDebtForgiveness_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_LossContingencyMaximumNumberOfMonthsOfCurrentBaseSalaryToBePaidUnderSeverancePlan" xlink:label="LossContingencyMaximumNumberOfMonthsOfCurrentBaseSalaryToBePaidUnderSeverancePlan" xlink:title="LossContingencyMaximumNumberOfMonthsOfCurrentBaseSalaryToBePaidUnderSeverancePlan" />
    <link:label xlink:type="resource" xlink:label="label_LossContingencyMaximumNumberOfMonthsOfCurrentBaseSalaryToBePaidUnderSeverancePlan" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LossContingencyMaximumNumberOfMonthsOfCurrentBaseSalaryToBePaidUnderSeverancePlan" xml:lang="en-US" id="label_LossContingencyMaximumNumberOfMonthsOfCurrentBaseSalaryToBePaidUnderSeverancePlan">Loss Contingency Maximum Number of Months of Current Base Salary to be Paid under Severance Plan</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LossContingencyMaximumNumberOfMonthsOfCurrentBaseSalaryToBePaidUnderSeverancePlan" xlink:to="label_LossContingencyMaximumNumberOfMonthsOfCurrentBaseSalaryToBePaidUnderSeverancePlan" xlink:title="label_LossContingencyMaximumNumberOfMonthsOfCurrentBaseSalaryToBePaidUnderSeverancePlan" />
    <link:label xlink:type="resource" xlink:label="label_LossContingencyMaximumNumberOfMonthsOfCurrentBaseSalaryToBePaidUnderSeverancePlan_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_LossContingencyMaximumNumberOfMonthsOfCurrentBaseSalaryToBePaidUnderSeverancePlan_1" xml:lang="en-US" id="label_LossContingencyMaximumNumberOfMonthsOfCurrentBaseSalaryToBePaidUnderSeverancePlan_1">Maximum number of months of an employee's then current base salary to be paid as severance under severance plan.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LossContingencyMaximumNumberOfMonthsOfCurrentBaseSalaryToBePaidUnderSeverancePlan" xlink:to="label_LossContingencyMaximumNumberOfMonthsOfCurrentBaseSalaryToBePaidUnderSeverancePlan_1" xlink:title="label_LossContingencyMaximumNumberOfMonthsOfCurrentBaseSalaryToBePaidUnderSeverancePlan_1" />
    <link:label xlink:type="resource" xlink:label="label_LossContingencyMaximumNumberOfMonthsOfCurrentBaseSalaryToBePaidUnderSeverancePlan_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LossContingencyMaximumNumberOfMonthsOfCurrentBaseSalaryToBePaidUnderSeverancePlan_2" xml:lang="en-US" id="label_LossContingencyMaximumNumberOfMonthsOfCurrentBaseSalaryToBePaidUnderSeverancePlan_2">Period of base salary to be considered for severance payments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LossContingencyMaximumNumberOfMonthsOfCurrentBaseSalaryToBePaidUnderSeverancePlan" xlink:to="label_LossContingencyMaximumNumberOfMonthsOfCurrentBaseSalaryToBePaidUnderSeverancePlan_2" xlink:title="label_LossContingencyMaximumNumberOfMonthsOfCurrentBaseSalaryToBePaidUnderSeverancePlan_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_LossContingencyMinimumNumberOfMonthsOfCurrentBaseSalaryToBePaidUnderSeverancePlan" xlink:label="LossContingencyMinimumNumberOfMonthsOfCurrentBaseSalaryToBePaidUnderSeverancePlan" xlink:title="LossContingencyMinimumNumberOfMonthsOfCurrentBaseSalaryToBePaidUnderSeverancePlan" />
    <link:label xlink:type="resource" xlink:label="label_LossContingencyMinimumNumberOfMonthsOfCurrentBaseSalaryToBePaidUnderSeverancePlan" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_LossContingencyMinimumNumberOfMonthsOfCurrentBaseSalaryToBePaidUnderSeverancePlan" xml:lang="en-US" id="label_LossContingencyMinimumNumberOfMonthsOfCurrentBaseSalaryToBePaidUnderSeverancePlan">Minimum number of months of an employee's then current base salary to be paid as severance under severance plan.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LossContingencyMinimumNumberOfMonthsOfCurrentBaseSalaryToBePaidUnderSeverancePlan" xlink:to="label_LossContingencyMinimumNumberOfMonthsOfCurrentBaseSalaryToBePaidUnderSeverancePlan" xlink:title="label_LossContingencyMinimumNumberOfMonthsOfCurrentBaseSalaryToBePaidUnderSeverancePlan" />
    <link:label xlink:type="resource" xlink:label="label_LossContingencyMinimumNumberOfMonthsOfCurrentBaseSalaryToBePaidUnderSeverancePlan_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LossContingencyMinimumNumberOfMonthsOfCurrentBaseSalaryToBePaidUnderSeverancePlan_1" xml:lang="en-US" id="label_LossContingencyMinimumNumberOfMonthsOfCurrentBaseSalaryToBePaidUnderSeverancePlan_1">Loss Contingency Minimum Number of Months of Current Base Salary to be Paid under Severance Plan</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LossContingencyMinimumNumberOfMonthsOfCurrentBaseSalaryToBePaidUnderSeverancePlan" xlink:to="label_LossContingencyMinimumNumberOfMonthsOfCurrentBaseSalaryToBePaidUnderSeverancePlan_1" xlink:title="label_LossContingencyMinimumNumberOfMonthsOfCurrentBaseSalaryToBePaidUnderSeverancePlan_1" />
    <link:label xlink:type="resource" xlink:label="label_LossContingencyMinimumNumberOfMonthsOfCurrentBaseSalaryToBePaidUnderSeverancePlan_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LossContingencyMinimumNumberOfMonthsOfCurrentBaseSalaryToBePaidUnderSeverancePlan_2" xml:lang="en-US" id="label_LossContingencyMinimumNumberOfMonthsOfCurrentBaseSalaryToBePaidUnderSeverancePlan_2">Period of base salary to be considered for severance payments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LossContingencyMinimumNumberOfMonthsOfCurrentBaseSalaryToBePaidUnderSeverancePlan" xlink:to="label_LossContingencyMinimumNumberOfMonthsOfCurrentBaseSalaryToBePaidUnderSeverancePlan_2" xlink:title="label_LossContingencyMinimumNumberOfMonthsOfCurrentBaseSalaryToBePaidUnderSeverancePlan_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_LossContingencyTriggeringEventEmployeeTerminationWithoutCauseFollowingChangeOfControlPeriod" xlink:label="LossContingencyTriggeringEventEmployeeTerminationWithoutCauseFollowingChangeOfControlPeriod" xlink:title="LossContingencyTriggeringEventEmployeeTerminationWithoutCauseFollowingChangeOfControlPeriod" />
    <link:label xlink:type="resource" xlink:label="label_LossContingencyTriggeringEventEmployeeTerminationWithoutCauseFollowingChangeOfControlPeriod" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LossContingencyTriggeringEventEmployeeTerminationWithoutCauseFollowingChangeOfControlPeriod" xml:lang="en-US" id="label_LossContingencyTriggeringEventEmployeeTerminationWithoutCauseFollowingChangeOfControlPeriod">Loss Contingency Triggering Event Employee Termination without Cause Following Change of Control Period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LossContingencyTriggeringEventEmployeeTerminationWithoutCauseFollowingChangeOfControlPeriod" xlink:to="label_LossContingencyTriggeringEventEmployeeTerminationWithoutCauseFollowingChangeOfControlPeriod" xlink:title="label_LossContingencyTriggeringEventEmployeeTerminationWithoutCauseFollowingChangeOfControlPeriod" />
    <link:label xlink:type="resource" xlink:label="label_LossContingencyTriggeringEventEmployeeTerminationWithoutCauseFollowingChangeOfControlPeriod_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LossContingencyTriggeringEventEmployeeTerminationWithoutCauseFollowingChangeOfControlPeriod_1" xml:lang="en-US" id="label_LossContingencyTriggeringEventEmployeeTerminationWithoutCauseFollowingChangeOfControlPeriod_1">Period within which employee is terminated by entity without cause following a change of control</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LossContingencyTriggeringEventEmployeeTerminationWithoutCauseFollowingChangeOfControlPeriod" xlink:to="label_LossContingencyTriggeringEventEmployeeTerminationWithoutCauseFollowingChangeOfControlPeriod_1" xlink:title="label_LossContingencyTriggeringEventEmployeeTerminationWithoutCauseFollowingChangeOfControlPeriod_1" />
    <link:label xlink:type="resource" xlink:label="label_LossContingencyTriggeringEventEmployeeTerminationWithoutCauseFollowingChangeOfControlPeriod_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_LossContingencyTriggeringEventEmployeeTerminationWithoutCauseFollowingChangeOfControlPeriod_2" xml:lang="en-US" id="label_LossContingencyTriggeringEventEmployeeTerminationWithoutCauseFollowingChangeOfControlPeriod_2">Represents the number of months following a change in control when an employee is terminated without cause to be classified as a triggering event for severance payments.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LossContingencyTriggeringEventEmployeeTerminationWithoutCauseFollowingChangeOfControlPeriod" xlink:to="label_LossContingencyTriggeringEventEmployeeTerminationWithoutCauseFollowingChangeOfControlPeriod_2" xlink:title="label_LossContingencyTriggeringEventEmployeeTerminationWithoutCauseFollowingChangeOfControlPeriod_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_LossContingencyTriggeringEventPeriodFollowingChangeOfControlDuringWhichNoComparableEmploymentIsOfferedByEntity" xlink:label="LossContingencyTriggeringEventPeriodFollowingChangeOfControlDuringWhichNoComparableEmploymentIsOfferedByEntity" xlink:title="LossContingencyTriggeringEventPeriodFollowingChangeOfControlDuringWhichNoComparableEmploymentIsOfferedByEntity" />
    <link:label xlink:type="resource" xlink:label="label_LossContingencyTriggeringEventPeriodFollowingChangeOfControlDuringWhichNoComparableEmploymentIsOfferedByEntity" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LossContingencyTriggeringEventPeriodFollowingChangeOfControlDuringWhichNoComparableEmploymentIsOfferedByEntity" xml:lang="en-US" id="label_LossContingencyTriggeringEventPeriodFollowingChangeOfControlDuringWhichNoComparableEmploymentIsOfferedByEntity">Loss Contingency Triggering Event Period Following Change of Control During which no Comparable Employment is Offered by Entity</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LossContingencyTriggeringEventPeriodFollowingChangeOfControlDuringWhichNoComparableEmploymentIsOfferedByEntity" xlink:to="label_LossContingencyTriggeringEventPeriodFollowingChangeOfControlDuringWhichNoComparableEmploymentIsOfferedByEntity" xlink:title="label_LossContingencyTriggeringEventPeriodFollowingChangeOfControlDuringWhichNoComparableEmploymentIsOfferedByEntity" />
    <link:label xlink:type="resource" xlink:label="label_LossContingencyTriggeringEventPeriodFollowingChangeOfControlDuringWhichNoComparableEmploymentIsOfferedByEntity_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_LossContingencyTriggeringEventPeriodFollowingChangeOfControlDuringWhichNoComparableEmploymentIsOfferedByEntity_1" xml:lang="en-US" id="label_LossContingencyTriggeringEventPeriodFollowingChangeOfControlDuringWhichNoComparableEmploymentIsOfferedByEntity_1">Represents the period following change of control within which an employee is not offered comparable employment (new or continuing) by the entity or its successor or acquired and to be considered as triggering event for severance payments.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LossContingencyTriggeringEventPeriodFollowingChangeOfControlDuringWhichNoComparableEmploymentIsOfferedByEntity" xlink:to="label_LossContingencyTriggeringEventPeriodFollowingChangeOfControlDuringWhichNoComparableEmploymentIsOfferedByEntity_1" xlink:title="label_LossContingencyTriggeringEventPeriodFollowingChangeOfControlDuringWhichNoComparableEmploymentIsOfferedByEntity_1" />
    <link:label xlink:type="resource" xlink:label="label_LossContingencyTriggeringEventPeriodFollowingChangeOfControlDuringWhichNoComparableEmploymentIsOfferedByEntity_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LossContingencyTriggeringEventPeriodFollowingChangeOfControlDuringWhichNoComparableEmploymentIsOfferedByEntity_2" xml:lang="en-US" id="label_LossContingencyTriggeringEventPeriodFollowingChangeOfControlDuringWhichNoComparableEmploymentIsOfferedByEntity_2">Period within which no comparable employment is offered by the entity following a change of control</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LossContingencyTriggeringEventPeriodFollowingChangeOfControlDuringWhichNoComparableEmploymentIsOfferedByEntity" xlink:to="label_LossContingencyTriggeringEventPeriodFollowingChangeOfControlDuringWhichNoComparableEmploymentIsOfferedByEntity_2" xlink:title="label_LossContingencyTriggeringEventPeriodFollowingChangeOfControlDuringWhichNoComparableEmploymentIsOfferedByEntity_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_LossContingencyTriggeringEventPeriodFollowingChangeOfControlWithinWhichEmployeeResignsDueToMaterialChangeInTermsOfEmployment" xlink:label="LossContingencyTriggeringEventPeriodFollowingChangeOfControlWithinWhichEmployeeResignsDueToMaterialChangeInTermsOfEmployment" xlink:title="LossContingencyTriggeringEventPeriodFollowingChangeOfControlWithinWhichEmployeeResignsDueToMaterialChangeInTermsOfEmployment" />
    <link:label xlink:type="resource" xlink:label="label_LossContingencyTriggeringEventPeriodFollowingChangeOfControlWithinWhichEmployeeResignsDueToMaterialChangeInTermsOfEmployment" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LossContingencyTriggeringEventPeriodFollowingChangeOfControlWithinWhichEmployeeResignsDueToMaterialChangeInTermsOfEmployment" xml:lang="en-US" id="label_LossContingencyTriggeringEventPeriodFollowingChangeOfControlWithinWhichEmployeeResignsDueToMaterialChangeInTermsOfEmployment">Loss Contingency Triggering Event Period Following Change of Control within which Employee Resigns Due to Material Change in Terms of Employment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LossContingencyTriggeringEventPeriodFollowingChangeOfControlWithinWhichEmployeeResignsDueToMaterialChangeInTermsOfEmployment" xlink:to="label_LossContingencyTriggeringEventPeriodFollowingChangeOfControlWithinWhichEmployeeResignsDueToMaterialChangeInTermsOfEmployment" xlink:title="label_LossContingencyTriggeringEventPeriodFollowingChangeOfControlWithinWhichEmployeeResignsDueToMaterialChangeInTermsOfEmployment" />
    <link:label xlink:type="resource" xlink:label="label_LossContingencyTriggeringEventPeriodFollowingChangeOfControlWithinWhichEmployeeResignsDueToMaterialChangeInTermsOfEmployment_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LossContingencyTriggeringEventPeriodFollowingChangeOfControlWithinWhichEmployeeResignsDueToMaterialChangeInTermsOfEmployment_1" xml:lang="en-US" id="label_LossContingencyTriggeringEventPeriodFollowingChangeOfControlWithinWhichEmployeeResignsDueToMaterialChangeInTermsOfEmployment_1">Period within which employee resigns following a change of control due to material change in terms of employment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LossContingencyTriggeringEventPeriodFollowingChangeOfControlWithinWhichEmployeeResignsDueToMaterialChangeInTermsOfEmployment" xlink:to="label_LossContingencyTriggeringEventPeriodFollowingChangeOfControlWithinWhichEmployeeResignsDueToMaterialChangeInTermsOfEmployment_1" xlink:title="label_LossContingencyTriggeringEventPeriodFollowingChangeOfControlWithinWhichEmployeeResignsDueToMaterialChangeInTermsOfEmployment_1" />
    <link:label xlink:type="resource" xlink:label="label_LossContingencyTriggeringEventPeriodFollowingChangeOfControlWithinWhichEmployeeResignsDueToMaterialChangeInTermsOfEmployment_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_LossContingencyTriggeringEventPeriodFollowingChangeOfControlWithinWhichEmployeeResignsDueToMaterialChangeInTermsOfEmployment_2" xml:lang="en-US" id="label_LossContingencyTriggeringEventPeriodFollowingChangeOfControlWithinWhichEmployeeResignsDueToMaterialChangeInTermsOfEmployment_2">Represents the period within which employee resigns following a change of control due to material change in terms of employment and to be considered as triggering event for severance payments.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LossContingencyTriggeringEventPeriodFollowingChangeOfControlWithinWhichEmployeeResignsDueToMaterialChangeInTermsOfEmployment" xlink:to="label_LossContingencyTriggeringEventPeriodFollowingChangeOfControlWithinWhichEmployeeResignsDueToMaterialChangeInTermsOfEmployment_2" xlink:title="label_LossContingencyTriggeringEventPeriodFollowingChangeOfControlWithinWhichEmployeeResignsDueToMaterialChangeInTermsOfEmployment_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_MarketBasedRestrictedStockAwardsMember" xlink:label="MarketBasedRestrictedStockAwardsMember" xlink:title="MarketBasedRestrictedStockAwardsMember" />
    <link:label xlink:type="resource" xlink:label="label_MarketBasedRestrictedStockAwardsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_MarketBasedRestrictedStockAwardsMember" xml:lang="en-US" id="label_MarketBasedRestrictedStockAwardsMember">Market Based Restricted Stock Awards [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MarketBasedRestrictedStockAwardsMember" xlink:to="label_MarketBasedRestrictedStockAwardsMember" xlink:title="label_MarketBasedRestrictedStockAwardsMember" />
    <link:label xlink:type="resource" xlink:label="label_MarketBasedRestrictedStockAwardsMember_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_MarketBasedRestrictedStockAwardsMember_1" xml:lang="en-US" id="label_MarketBasedRestrictedStockAwardsMember_1">MSAs</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MarketBasedRestrictedStockAwardsMember" xlink:to="label_MarketBasedRestrictedStockAwardsMember_1" xlink:title="label_MarketBasedRestrictedStockAwardsMember_1" />
    <link:label xlink:type="resource" xlink:label="label_MarketBasedRestrictedStockAwardsMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_MarketBasedRestrictedStockAwardsMember_2" xml:lang="en-US" id="label_MarketBasedRestrictedStockAwardsMember_2">Represents the market-based restricted stock awards, which are awarded by the entity to its employees as a form of incentive compensation.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MarketBasedRestrictedStockAwardsMember" xlink:to="label_MarketBasedRestrictedStockAwardsMember_2" xlink:title="label_MarketBasedRestrictedStockAwardsMember_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_MarketBasedRestrictedStockMember" xlink:label="MarketBasedRestrictedStockMember" xlink:title="MarketBasedRestrictedStockMember" />
    <link:label xlink:type="resource" xlink:label="label_MarketBasedRestrictedStockMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_MarketBasedRestrictedStockMember" xml:lang="en-US" id="label_MarketBasedRestrictedStockMember">Market Based Restricted Stock [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MarketBasedRestrictedStockMember" xlink:to="label_MarketBasedRestrictedStockMember" xlink:title="label_MarketBasedRestrictedStockMember" />
    <link:label xlink:type="resource" xlink:label="label_MarketBasedRestrictedStockMember_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_MarketBasedRestrictedStockMember_1" xml:lang="en-US" id="label_MarketBasedRestrictedStockMember_1">Market-based restricted stock awards</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MarketBasedRestrictedStockMember" xlink:to="label_MarketBasedRestrictedStockMember_1" xlink:title="label_MarketBasedRestrictedStockMember_1" />
    <link:label xlink:type="resource" xlink:label="label_MarketBasedRestrictedStockMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_MarketBasedRestrictedStockMember_2" xml:lang="en-US" id="label_MarketBasedRestrictedStockMember_2">Represents the details pertaining to market-based restricted stock awards.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MarketBasedRestrictedStockMember" xlink:to="label_MarketBasedRestrictedStockMember_2" xlink:title="label_MarketBasedRestrictedStockMember_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_MaximumCommissionRate" xlink:label="MaximumCommissionRate" xlink:title="MaximumCommissionRate" />
    <link:label xlink:type="resource" xlink:label="label_MaximumCommissionRate" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_MaximumCommissionRate" xml:lang="en-US" id="label_MaximumCommissionRate">Represents the percentage of maximum commission rate, based on gross proceeds of sale price per share of common stock sold through MLV &amp; Co. under the sales agreement.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MaximumCommissionRate" xlink:to="label_MaximumCommissionRate" xlink:title="label_MaximumCommissionRate" />
    <link:label xlink:type="resource" xlink:label="label_MaximumCommissionRate_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_MaximumCommissionRate_1" xml:lang="en-US" id="label_MaximumCommissionRate_1">Maximum commission rate (as a percent)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MaximumCommissionRate" xlink:to="label_MaximumCommissionRate_1" xlink:title="label_MaximumCommissionRate_1" />
    <link:label xlink:type="resource" xlink:label="label_MaximumCommissionRate_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_MaximumCommissionRate_2" xml:lang="en-US" id="label_MaximumCommissionRate_2">Maximum Commission Rate</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MaximumCommissionRate" xlink:to="label_MaximumCommissionRate_2" xlink:title="label_MaximumCommissionRate_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_MinimumNumberOfHematologicMyeloidMalignanciesThatAreExpectedToBeTreated" xlink:label="MinimumNumberOfHematologicMyeloidMalignanciesThatAreExpectedToBeTreated" xlink:title="MinimumNumberOfHematologicMyeloidMalignanciesThatAreExpectedToBeTreated" />
    <link:label xlink:type="resource" xlink:label="label_MinimumNumberOfHematologicMyeloidMalignanciesThatAreExpectedToBeTreated" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_MinimumNumberOfHematologicMyeloidMalignanciesThatAreExpectedToBeTreated" xml:lang="en-US" id="label_MinimumNumberOfHematologicMyeloidMalignanciesThatAreExpectedToBeTreated">Minimum Number of Hematologic Myeloid Malignancies that are Expected to be Treated</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MinimumNumberOfHematologicMyeloidMalignanciesThatAreExpectedToBeTreated" xlink:to="label_MinimumNumberOfHematologicMyeloidMalignanciesThatAreExpectedToBeTreated" xlink:title="label_MinimumNumberOfHematologicMyeloidMalignanciesThatAreExpectedToBeTreated" />
    <link:label xlink:type="resource" xlink:label="label_MinimumNumberOfHematologicMyeloidMalignanciesThatAreExpectedToBeTreated_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_MinimumNumberOfHematologicMyeloidMalignanciesThatAreExpectedToBeTreated_1" xml:lang="en-US" id="label_MinimumNumberOfHematologicMyeloidMalignanciesThatAreExpectedToBeTreated_1">Minimum number of hematologic myeloid malignancies that are expected to be treated</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MinimumNumberOfHematologicMyeloidMalignanciesThatAreExpectedToBeTreated" xlink:to="label_MinimumNumberOfHematologicMyeloidMalignanciesThatAreExpectedToBeTreated_1" xlink:title="label_MinimumNumberOfHematologicMyeloidMalignanciesThatAreExpectedToBeTreated_1" />
    <link:label xlink:type="resource" xlink:label="label_MinimumNumberOfHematologicMyeloidMalignanciesThatAreExpectedToBeTreated_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_MinimumNumberOfHematologicMyeloidMalignanciesThatAreExpectedToBeTreated_2" xml:lang="en-US" id="label_MinimumNumberOfHematologicMyeloidMalignanciesThatAreExpectedToBeTreated_2">Represents the minimum number of hematologic myeloid malignancies, that are expected to be treated by developed imetelstat, a product candidate.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MinimumNumberOfHematologicMyeloidMalignanciesThatAreExpectedToBeTreated" xlink:to="label_MinimumNumberOfHematologicMyeloidMalignanciesThatAreExpectedToBeTreated_2" xlink:title="label_MinimumNumberOfHematologicMyeloidMalignanciesThatAreExpectedToBeTreated_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_NonEmployeeOptionsMember" xlink:label="NonEmployeeOptionsMember" xlink:title="NonEmployeeOptionsMember" />
    <link:label xlink:type="resource" xlink:label="label_NonEmployeeOptionsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NonEmployeeOptionsMember" xml:lang="en-US" id="label_NonEmployeeOptionsMember">Non Employee Options [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NonEmployeeOptionsMember" xlink:to="label_NonEmployeeOptionsMember" xlink:title="label_NonEmployeeOptionsMember" />
    <link:label xlink:type="resource" xlink:label="label_NonEmployeeOptionsMember_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NonEmployeeOptionsMember_1" xml:lang="en-US" id="label_NonEmployeeOptionsMember_1">Non-employee options</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NonEmployeeOptionsMember" xlink:to="label_NonEmployeeOptionsMember_1" xlink:title="label_NonEmployeeOptionsMember_1" />
    <link:label xlink:type="resource" xlink:label="label_NonEmployeeOptionsMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_NonEmployeeOptionsMember_2" xml:lang="en-US" id="label_NonEmployeeOptionsMember_2">Represents the stock options issued to non-employee.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NonEmployeeOptionsMember" xlink:to="label_NonEmployeeOptionsMember_2" xlink:title="label_NonEmployeeOptionsMember_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_NonstatutoryStockOptionsMember" xlink:label="NonstatutoryStockOptionsMember" xlink:title="NonstatutoryStockOptionsMember" />
    <link:label xlink:type="resource" xlink:label="label_NonstatutoryStockOptionsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NonstatutoryStockOptionsMember" xml:lang="en-US" id="label_NonstatutoryStockOptionsMember">Nonstatutory Stock Options [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NonstatutoryStockOptionsMember" xlink:to="label_NonstatutoryStockOptionsMember" xlink:title="label_NonstatutoryStockOptionsMember" />
    <link:label xlink:type="resource" xlink:label="label_NonstatutoryStockOptionsMember_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NonstatutoryStockOptionsMember_1" xml:lang="en-US" id="label_NonstatutoryStockOptionsMember_1">Nonstatutory stock options</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NonstatutoryStockOptionsMember" xlink:to="label_NonstatutoryStockOptionsMember_1" xlink:title="label_NonstatutoryStockOptionsMember_1" />
    <link:label xlink:type="resource" xlink:label="label_NonstatutoryStockOptionsMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_NonstatutoryStockOptionsMember_2" xml:lang="en-US" id="label_NonstatutoryStockOptionsMember_2">Represents information pertaining to the nonstatutory stock options.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NonstatutoryStockOptionsMember" xlink:to="label_NonstatutoryStockOptionsMember_2" xlink:title="label_NonstatutoryStockOptionsMember_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_November2011RestructuringPlanMember" xlink:label="November2011RestructuringPlanMember" xlink:title="November2011RestructuringPlanMember" />
    <link:label xlink:type="resource" xlink:label="label_November2011RestructuringPlanMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_November2011RestructuringPlanMember" xml:lang="en-US" id="label_November2011RestructuringPlanMember">November 2011 Restructuring</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="November2011RestructuringPlanMember" xlink:to="label_November2011RestructuringPlanMember" xlink:title="label_November2011RestructuringPlanMember" />
    <link:label xlink:type="resource" xlink:label="label_November2011RestructuringPlanMember_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_November2011RestructuringPlanMember_1" xml:lang="en-US" id="label_November2011RestructuringPlanMember_1">Represents information pertaining to the November 2011 restructuring plan.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="November2011RestructuringPlanMember" xlink:to="label_November2011RestructuringPlanMember_1" xlink:title="label_November2011RestructuringPlanMember_1" />
    <link:label xlink:type="resource" xlink:label="label_November2011RestructuringPlanMember_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_November2011RestructuringPlanMember_2" xml:lang="en-US" id="label_November2011RestructuringPlanMember_2">November 2011 Restructuring Plan [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="November2011RestructuringPlanMember" xlink:to="label_November2011RestructuringPlanMember_2" xlink:title="label_November2011RestructuringPlanMember_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_NumberOfCustomers" xlink:label="NumberOfCustomers" xlink:title="NumberOfCustomers" />
    <link:label xlink:type="resource" xlink:label="label_NumberOfCustomers" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NumberOfCustomers" xml:lang="en-US" id="label_NumberOfCustomers">Number of Customers</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfCustomers" xlink:to="label_NumberOfCustomers" xlink:title="label_NumberOfCustomers" />
    <link:label xlink:type="resource" xlink:label="label_NumberOfCustomers_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NumberOfCustomers_1" xml:lang="en-US" id="label_NumberOfCustomers_1">Number of customers</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfCustomers" xlink:to="label_NumberOfCustomers_1" xlink:title="label_NumberOfCustomers_1" />
    <link:label xlink:type="resource" xlink:label="label_NumberOfCustomers_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_NumberOfCustomers_2" xml:lang="en-US" id="label_NumberOfCustomers_2">Represents the number of customers that accounted for the majority of the entity's revenues during the period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfCustomers" xlink:to="label_NumberOfCustomers_2" xlink:title="label_NumberOfCustomers_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_NumberOfFinancialInstitutionsWithWhichCashCashEquivalentsAndMarketableSecuritiesArePlaced" xlink:label="NumberOfFinancialInstitutionsWithWhichCashCashEquivalentsAndMarketableSecuritiesArePlaced" xlink:title="NumberOfFinancialInstitutionsWithWhichCashCashEquivalentsAndMarketableSecuritiesArePlaced" />
    <link:label xlink:type="resource" xlink:label="label_NumberOfFinancialInstitutionsWithWhichCashCashEquivalentsAndMarketableSecuritiesArePlaced" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_NumberOfFinancialInstitutionsWithWhichCashCashEquivalentsAndMarketableSecuritiesArePlaced" xml:lang="en-US" id="label_NumberOfFinancialInstitutionsWithWhichCashCashEquivalentsAndMarketableSecuritiesArePlaced">Represents the number of financial institutions with which cash, restricted cash, cash equivalents and marketable securities placed.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfFinancialInstitutionsWithWhichCashCashEquivalentsAndMarketableSecuritiesArePlaced" xlink:to="label_NumberOfFinancialInstitutionsWithWhichCashCashEquivalentsAndMarketableSecuritiesArePlaced" xlink:title="label_NumberOfFinancialInstitutionsWithWhichCashCashEquivalentsAndMarketableSecuritiesArePlaced" />
    <link:label xlink:type="resource" xlink:label="label_NumberOfFinancialInstitutionsWithWhichCashCashEquivalentsAndMarketableSecuritiesArePlaced_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NumberOfFinancialInstitutionsWithWhichCashCashEquivalentsAndMarketableSecuritiesArePlaced_1" xml:lang="en-US" id="label_NumberOfFinancialInstitutionsWithWhichCashCashEquivalentsAndMarketableSecuritiesArePlaced_1">Number of Financial Institutions with which Cash, cash Equivalents and Marketable Securities are Placed</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfFinancialInstitutionsWithWhichCashCashEquivalentsAndMarketableSecuritiesArePlaced" xlink:to="label_NumberOfFinancialInstitutionsWithWhichCashCashEquivalentsAndMarketableSecuritiesArePlaced_1" xlink:title="label_NumberOfFinancialInstitutionsWithWhichCashCashEquivalentsAndMarketableSecuritiesArePlaced_1" />
    <link:label xlink:type="resource" xlink:label="label_NumberOfFinancialInstitutionsWithWhichCashCashEquivalentsAndMarketableSecuritiesArePlaced_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NumberOfFinancialInstitutionsWithWhichCashCashEquivalentsAndMarketableSecuritiesArePlaced_2" xml:lang="en-US" id="label_NumberOfFinancialInstitutionsWithWhichCashCashEquivalentsAndMarketableSecuritiesArePlaced_2">Number of financial institutions with which cash, restricted cash, cash equivalents and marketable securities are placed</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfFinancialInstitutionsWithWhichCashCashEquivalentsAndMarketableSecuritiesArePlaced" xlink:to="label_NumberOfFinancialInstitutionsWithWhichCashCashEquivalentsAndMarketableSecuritiesArePlaced_2" xlink:title="label_NumberOfFinancialInstitutionsWithWhichCashCashEquivalentsAndMarketableSecuritiesArePlaced_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_NumberOfFirstEvaluablePatientsWithBrainMetastasesInTrial" xlink:label="NumberOfFirstEvaluablePatientsWithBrainMetastasesInTrial" xlink:title="NumberOfFirstEvaluablePatientsWithBrainMetastasesInTrial" />
    <link:label xlink:type="resource" xlink:label="label_NumberOfFirstEvaluablePatientsWithBrainMetastasesInTrial" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NumberOfFirstEvaluablePatientsWithBrainMetastasesInTrial" xml:lang="en-US" id="label_NumberOfFirstEvaluablePatientsWithBrainMetastasesInTrial">Number of First Evaluable Patients with Brain Metastases in Trial</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfFirstEvaluablePatientsWithBrainMetastasesInTrial" xlink:to="label_NumberOfFirstEvaluablePatientsWithBrainMetastasesInTrial" xlink:title="label_NumberOfFirstEvaluablePatientsWithBrainMetastasesInTrial" />
    <link:label xlink:type="resource" xlink:label="label_NumberOfFirstEvaluablePatientsWithBrainMetastasesInTrial_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NumberOfFirstEvaluablePatientsWithBrainMetastasesInTrial_1" xml:lang="en-US" id="label_NumberOfFirstEvaluablePatientsWithBrainMetastasesInTrial_1">Number of first evaluable patients with brain metastases in trial</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfFirstEvaluablePatientsWithBrainMetastasesInTrial" xlink:to="label_NumberOfFirstEvaluablePatientsWithBrainMetastasesInTrial_1" xlink:title="label_NumberOfFirstEvaluablePatientsWithBrainMetastasesInTrial_1" />
    <link:label xlink:type="resource" xlink:label="label_NumberOfFirstEvaluablePatientsWithBrainMetastasesInTrial_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_NumberOfFirstEvaluablePatientsWithBrainMetastasesInTrial_2" xml:lang="en-US" id="label_NumberOfFirstEvaluablePatientsWithBrainMetastasesInTrial_2">Represents the number of first evaluable patients with brain metastases in trial, among whom no confirmed intra-cranial responses showed up.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfFirstEvaluablePatientsWithBrainMetastasesInTrial" xlink:to="label_NumberOfFirstEvaluablePatientsWithBrainMetastasesInTrial_2" xlink:title="label_NumberOfFirstEvaluablePatientsWithBrainMetastasesInTrial_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_NumberOfPhase1ClinicalTrialsPerformed" xlink:label="NumberOfPhase1ClinicalTrialsPerformed" xlink:title="NumberOfPhase1ClinicalTrialsPerformed" />
    <link:label xlink:type="resource" xlink:label="label_NumberOfPhase1ClinicalTrialsPerformed" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NumberOfPhase1ClinicalTrialsPerformed" xml:lang="en-US" id="label_NumberOfPhase1ClinicalTrialsPerformed">Number of Phase 1 Clinical Trials Performed</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfPhase1ClinicalTrialsPerformed" xlink:to="label_NumberOfPhase1ClinicalTrialsPerformed" xlink:title="label_NumberOfPhase1ClinicalTrialsPerformed" />
    <link:label xlink:type="resource" xlink:label="label_NumberOfPhase1ClinicalTrialsPerformed_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NumberOfPhase1ClinicalTrialsPerformed_1" xml:lang="en-US" id="label_NumberOfPhase1ClinicalTrialsPerformed_1">Number of phase 1 clinical trials performed</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfPhase1ClinicalTrialsPerformed" xlink:to="label_NumberOfPhase1ClinicalTrialsPerformed_1" xlink:title="label_NumberOfPhase1ClinicalTrialsPerformed_1" />
    <link:label xlink:type="resource" xlink:label="label_NumberOfPhase1ClinicalTrialsPerformed_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_NumberOfPhase1ClinicalTrialsPerformed_2" xml:lang="en-US" id="label_NumberOfPhase1ClinicalTrialsPerformed_2">Represents the number of phase 1 clinical trials performed.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfPhase1ClinicalTrialsPerformed" xlink:to="label_NumberOfPhase1ClinicalTrialsPerformed_2" xlink:title="label_NumberOfPhase1ClinicalTrialsPerformed_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_NumberOfPhase2ClinicalTrialsPerformedForGRN1005" xlink:label="NumberOfPhase2ClinicalTrialsPerformedForGRN1005" xlink:title="NumberOfPhase2ClinicalTrialsPerformedForGRN1005" />
    <link:label xlink:type="resource" xlink:label="label_NumberOfPhase2ClinicalTrialsPerformedForGRN1005" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NumberOfPhase2ClinicalTrialsPerformedForGRN1005" xml:lang="en-US" id="label_NumberOfPhase2ClinicalTrialsPerformedForGRN1005">Number of phase 2 clinical trials performed</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfPhase2ClinicalTrialsPerformedForGRN1005" xlink:to="label_NumberOfPhase2ClinicalTrialsPerformedForGRN1005" xlink:title="label_NumberOfPhase2ClinicalTrialsPerformedForGRN1005" />
    <link:label xlink:type="resource" xlink:label="label_NumberOfPhase2ClinicalTrialsPerformedForGRN1005_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_NumberOfPhase2ClinicalTrialsPerformedForGRN1005_1" xml:lang="en-US" id="label_NumberOfPhase2ClinicalTrialsPerformedForGRN1005_1">Represents the number of phase 2 clinical trials performed for GRN1005.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfPhase2ClinicalTrialsPerformedForGRN1005" xlink:to="label_NumberOfPhase2ClinicalTrialsPerformedForGRN1005_1" xlink:title="label_NumberOfPhase2ClinicalTrialsPerformedForGRN1005_1" />
    <link:label xlink:type="resource" xlink:label="label_NumberOfPhase2ClinicalTrialsPerformedForGRN1005_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NumberOfPhase2ClinicalTrialsPerformedForGRN1005_2" xml:lang="en-US" id="label_NumberOfPhase2ClinicalTrialsPerformedForGRN1005_2">Number of Phase 2 Clinical Trials Performed for GRN 1005</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfPhase2ClinicalTrialsPerformedForGRN1005" xlink:to="label_NumberOfPhase2ClinicalTrialsPerformedForGRN1005_2" xlink:title="label_NumberOfPhase2ClinicalTrialsPerformedForGRN1005_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_NumberOfRulingsForWhichEntitySubstitutedAsPartyInAppeal" xlink:label="NumberOfRulingsForWhichEntitySubstitutedAsPartyInAppeal" xlink:title="NumberOfRulingsForWhichEntitySubstitutedAsPartyInAppeal" />
    <link:label xlink:type="resource" xlink:label="label_NumberOfRulingsForWhichEntitySubstitutedAsPartyInAppeal" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NumberOfRulingsForWhichEntitySubstitutedAsPartyInAppeal" xml:lang="en-US" id="label_NumberOfRulingsForWhichEntitySubstitutedAsPartyInAppeal">Number of Rulings for which Entity Substituted as Party in Appeal</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfRulingsForWhichEntitySubstitutedAsPartyInAppeal" xlink:to="label_NumberOfRulingsForWhichEntitySubstitutedAsPartyInAppeal" xlink:title="label_NumberOfRulingsForWhichEntitySubstitutedAsPartyInAppeal" />
    <link:label xlink:type="resource" xlink:label="label_NumberOfRulingsForWhichEntitySubstitutedAsPartyInAppeal_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NumberOfRulingsForWhichEntitySubstitutedAsPartyInAppeal_1" xml:lang="en-US" id="label_NumberOfRulingsForWhichEntitySubstitutedAsPartyInAppeal_1">Number of rulings in favor of ViaCyte, Inc. for which the entity was substituted as a party in an appeal</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfRulingsForWhichEntitySubstitutedAsPartyInAppeal" xlink:to="label_NumberOfRulingsForWhichEntitySubstitutedAsPartyInAppeal_1" xlink:title="label_NumberOfRulingsForWhichEntitySubstitutedAsPartyInAppeal_1" />
    <link:label xlink:type="resource" xlink:label="label_NumberOfRulingsForWhichEntitySubstitutedAsPartyInAppeal_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_NumberOfRulingsForWhichEntitySubstitutedAsPartyInAppeal_2" xml:lang="en-US" id="label_NumberOfRulingsForWhichEntitySubstitutedAsPartyInAppeal_2">Represents the number of rulings in favor of ViaCyte, Inc. for which Asterias was substituted for Geron as a party in an appeal.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfRulingsForWhichEntitySubstitutedAsPartyInAppeal" xlink:to="label_NumberOfRulingsForWhichEntitySubstitutedAsPartyInAppeal_2" xlink:title="label_NumberOfRulingsForWhichEntitySubstitutedAsPartyInAppeal_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_OneTimeTerminationBenefitsAndFacilityClosingMember" xlink:label="OneTimeTerminationBenefitsAndFacilityClosingMember" xlink:title="OneTimeTerminationBenefitsAndFacilityClosingMember" />
    <link:label xlink:type="resource" xlink:label="label_OneTimeTerminationBenefitsAndFacilityClosingMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_OneTimeTerminationBenefitsAndFacilityClosingMember" xml:lang="en-US" id="label_OneTimeTerminationBenefitsAndFacilityClosingMember">A lump sum payment to an involuntarily terminated employee in conjunction with exit or disposal activities. Also closing of a facility associated with exit from or disposal of business activities or restructurings pursuant to a plan.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OneTimeTerminationBenefitsAndFacilityClosingMember" xlink:to="label_OneTimeTerminationBenefitsAndFacilityClosingMember" xlink:title="label_OneTimeTerminationBenefitsAndFacilityClosingMember" />
    <link:label xlink:type="resource" xlink:label="label_OneTimeTerminationBenefitsAndFacilityClosingMember_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_OneTimeTerminationBenefitsAndFacilityClosingMember_1" xml:lang="en-US" id="label_OneTimeTerminationBenefitsAndFacilityClosingMember_1">One-time termination benefits and facility-related charges</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OneTimeTerminationBenefitsAndFacilityClosingMember" xlink:to="label_OneTimeTerminationBenefitsAndFacilityClosingMember_1" xlink:title="label_OneTimeTerminationBenefitsAndFacilityClosingMember_1" />
    <link:label xlink:type="resource" xlink:label="label_OneTimeTerminationBenefitsAndFacilityClosingMember_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OneTimeTerminationBenefitsAndFacilityClosingMember_2" xml:lang="en-US" id="label_OneTimeTerminationBenefitsAndFacilityClosingMember_2">One Time Termination Benefits and Facility Closing [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OneTimeTerminationBenefitsAndFacilityClosingMember" xlink:to="label_OneTimeTerminationBenefitsAndFacilityClosingMember_2" xlink:title="label_OneTimeTerminationBenefitsAndFacilityClosingMember_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_OneTimeTerminationBenefitsAndImpairmentOfAssetsMember" xlink:label="OneTimeTerminationBenefitsAndImpairmentOfAssetsMember" xlink:title="OneTimeTerminationBenefitsAndImpairmentOfAssetsMember" />
    <link:label xlink:type="resource" xlink:label="label_OneTimeTerminationBenefitsAndImpairmentOfAssetsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_OneTimeTerminationBenefitsAndImpairmentOfAssetsMember" xml:lang="en-US" id="label_OneTimeTerminationBenefitsAndImpairmentOfAssetsMember">One Time Termination Benefits and Impairment of Assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OneTimeTerminationBenefitsAndImpairmentOfAssetsMember" xlink:to="label_OneTimeTerminationBenefitsAndImpairmentOfAssetsMember" xlink:title="label_OneTimeTerminationBenefitsAndImpairmentOfAssetsMember" />
    <link:label xlink:type="resource" xlink:label="label_OneTimeTerminationBenefitsAndImpairmentOfAssetsMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OneTimeTerminationBenefitsAndImpairmentOfAssetsMember_1" xml:lang="en-US" id="label_OneTimeTerminationBenefitsAndImpairmentOfAssetsMember_1">One Time Termination Benefits and Impairment of Assets [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OneTimeTerminationBenefitsAndImpairmentOfAssetsMember" xlink:to="label_OneTimeTerminationBenefitsAndImpairmentOfAssetsMember_1" xlink:title="label_OneTimeTerminationBenefitsAndImpairmentOfAssetsMember_1" />
    <link:label xlink:type="resource" xlink:label="label_OneTimeTerminationBenefitsAndImpairmentOfAssetsMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_OneTimeTerminationBenefitsAndImpairmentOfAssetsMember_2" xml:lang="en-US" id="label_OneTimeTerminationBenefitsAndImpairmentOfAssetsMember_2">Represents lump sum payment to an involuntarily terminated employee in conjunction with exit or disposal activities and impairment of various assets.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OneTimeTerminationBenefitsAndImpairmentOfAssetsMember" xlink:to="label_OneTimeTerminationBenefitsAndImpairmentOfAssetsMember_2" xlink:title="label_OneTimeTerminationBenefitsAndImpairmentOfAssetsMember_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_OperatingLeasesExtensionPeriod" xlink:label="OperatingLeasesExtensionPeriod" xlink:title="OperatingLeasesExtensionPeriod" />
    <link:label xlink:type="resource" xlink:label="label_OperatingLeasesExtensionPeriod" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_OperatingLeasesExtensionPeriod" xml:lang="en-US" id="label_OperatingLeasesExtensionPeriod">Lease extension period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingLeasesExtensionPeriod" xlink:to="label_OperatingLeasesExtensionPeriod" xlink:title="label_OperatingLeasesExtensionPeriod" />
    <link:label xlink:type="resource" xlink:label="label_OperatingLeasesExtensionPeriod_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_OperatingLeasesExtensionPeriod_1" xml:lang="en-US" id="label_OperatingLeasesExtensionPeriod_1">Represents the period for which the entity can extend lease period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingLeasesExtensionPeriod" xlink:to="label_OperatingLeasesExtensionPeriod_1" xlink:title="label_OperatingLeasesExtensionPeriod_1" />
    <link:label xlink:type="resource" xlink:label="label_OperatingLeasesExtensionPeriod_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OperatingLeasesExtensionPeriod_2" xml:lang="en-US" id="label_OperatingLeasesExtensionPeriod_2">Operating Leases Extension Period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingLeasesExtensionPeriod" xlink:to="label_OperatingLeasesExtensionPeriod_2" xlink:title="label_OperatingLeasesExtensionPeriod_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_OperatingLeasesNumberOfTwoYearExtensionOptions" xlink:label="OperatingLeasesNumberOfTwoYearExtensionOptions" xlink:title="OperatingLeasesNumberOfTwoYearExtensionOptions" />
    <link:label xlink:type="resource" xlink:label="label_OperatingLeasesNumberOfTwoYearExtensionOptions" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_OperatingLeasesNumberOfTwoYearExtensionOptions" xml:lang="en-US" id="label_OperatingLeasesNumberOfTwoYearExtensionOptions">Represents the number of two year extension options available to entity.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingLeasesNumberOfTwoYearExtensionOptions" xlink:to="label_OperatingLeasesNumberOfTwoYearExtensionOptions" xlink:title="label_OperatingLeasesNumberOfTwoYearExtensionOptions" />
    <link:label xlink:type="resource" xlink:label="label_OperatingLeasesNumberOfTwoYearExtensionOptions_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OperatingLeasesNumberOfTwoYearExtensionOptions_1" xml:lang="en-US" id="label_OperatingLeasesNumberOfTwoYearExtensionOptions_1">Operating Leases Number of Two Year Extension Options</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingLeasesNumberOfTwoYearExtensionOptions" xlink:to="label_OperatingLeasesNumberOfTwoYearExtensionOptions_1" xlink:title="label_OperatingLeasesNumberOfTwoYearExtensionOptions_1" />
    <link:label xlink:type="resource" xlink:label="label_OperatingLeasesNumberOfTwoYearExtensionOptions_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_OperatingLeasesNumberOfTwoYearExtensionOptions_2" xml:lang="en-US" id="label_OperatingLeasesNumberOfTwoYearExtensionOptions_2">Number of two year extension options</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingLeasesNumberOfTwoYearExtensionOptions" xlink:to="label_OperatingLeasesNumberOfTwoYearExtensionOptions_2" xlink:title="label_OperatingLeasesNumberOfTwoYearExtensionOptions_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_PerformanceBasedRestrictedStockAwardsMember" xlink:label="PerformanceBasedRestrictedStockAwardsMember" xlink:title="PerformanceBasedRestrictedStockAwardsMember" />
    <link:label xlink:type="resource" xlink:label="label_PerformanceBasedRestrictedStockAwardsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PerformanceBasedRestrictedStockAwardsMember" xml:lang="en-US" id="label_PerformanceBasedRestrictedStockAwardsMember">PSAs</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PerformanceBasedRestrictedStockAwardsMember" xlink:to="label_PerformanceBasedRestrictedStockAwardsMember" xlink:title="label_PerformanceBasedRestrictedStockAwardsMember" />
    <link:label xlink:type="resource" xlink:label="label_PerformanceBasedRestrictedStockAwardsMember_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_PerformanceBasedRestrictedStockAwardsMember_1" xml:lang="en-US" id="label_PerformanceBasedRestrictedStockAwardsMember_1">Represents the performance-based restricted stock awards, which are awarded by the entity to its employees as a form of incentive compensation.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PerformanceBasedRestrictedStockAwardsMember" xlink:to="label_PerformanceBasedRestrictedStockAwardsMember_1" xlink:title="label_PerformanceBasedRestrictedStockAwardsMember_1" />
    <link:label xlink:type="resource" xlink:label="label_PerformanceBasedRestrictedStockAwardsMember_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PerformanceBasedRestrictedStockAwardsMember_2" xml:lang="en-US" id="label_PerformanceBasedRestrictedStockAwardsMember_2">Performance Based Restricted Stock Awards [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PerformanceBasedRestrictedStockAwardsMember" xlink:to="label_PerformanceBasedRestrictedStockAwardsMember_2" xlink:title="label_PerformanceBasedRestrictedStockAwardsMember_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_PerformanceBasedRestrictedStockMember" xlink:label="PerformanceBasedRestrictedStockMember" xlink:title="PerformanceBasedRestrictedStockMember" />
    <link:label xlink:type="resource" xlink:label="label_PerformanceBasedRestrictedStockMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PerformanceBasedRestrictedStockMember" xml:lang="en-US" id="label_PerformanceBasedRestrictedStockMember">Performance Based Restricted Stock [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PerformanceBasedRestrictedStockMember" xlink:to="label_PerformanceBasedRestrictedStockMember" xlink:title="label_PerformanceBasedRestrictedStockMember" />
    <link:label xlink:type="resource" xlink:label="label_PerformanceBasedRestrictedStockMember_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PerformanceBasedRestrictedStockMember_1" xml:lang="en-US" id="label_PerformanceBasedRestrictedStockMember_1">Performance-based restricted stock awards</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PerformanceBasedRestrictedStockMember" xlink:to="label_PerformanceBasedRestrictedStockMember_1" xlink:title="label_PerformanceBasedRestrictedStockMember_1" />
    <link:label xlink:type="resource" xlink:label="label_PerformanceBasedRestrictedStockMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_PerformanceBasedRestrictedStockMember_2" xml:lang="en-US" id="label_PerformanceBasedRestrictedStockMember_2">Represents the details pertaining to performance-based restricted stock awards.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PerformanceBasedRestrictedStockMember" xlink:to="label_PerformanceBasedRestrictedStockMember_2" xlink:title="label_PerformanceBasedRestrictedStockMember_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_PrivateInvestorMember" xlink:label="PrivateInvestorMember" xlink:title="PrivateInvestorMember" />
    <link:label xlink:type="resource" xlink:label="label_PrivateInvestorMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PrivateInvestorMember" xml:lang="en-US" id="label_PrivateInvestorMember">Private Investor [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PrivateInvestorMember" xlink:to="label_PrivateInvestorMember" xlink:title="label_PrivateInvestorMember" />
    <link:label xlink:type="resource" xlink:label="label_PrivateInvestorMember_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_PrivateInvestorMember_1" xml:lang="en-US" id="label_PrivateInvestorMember_1">Represents information pertaining to a private investor in BioTime Acquisition Corp., the company acquiring stem cell assets under the Asset Contribution Agreement.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PrivateInvestorMember" xlink:to="label_PrivateInvestorMember_1" xlink:title="label_PrivateInvestorMember_1" />
    <link:label xlink:type="resource" xlink:label="label_PrivateInvestorMember_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PrivateInvestorMember_2" xml:lang="en-US" id="label_PrivateInvestorMember_2">Private Investor</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PrivateInvestorMember" xlink:to="label_PrivateInvestorMember_2" xlink:title="label_PrivateInvestorMember_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ReclassificationOfDepositsToOtherCurrentAssets" xlink:label="ReclassificationOfDepositsToOtherCurrentAssets" xlink:title="ReclassificationOfDepositsToOtherCurrentAssets" />
    <link:label xlink:type="resource" xlink:label="label_ReclassificationOfDepositsToOtherCurrentAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ReclassificationOfDepositsToOtherCurrentAssets" xml:lang="en-US" id="label_ReclassificationOfDepositsToOtherCurrentAssets">Reclassification of Deposits to Other Current Assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ReclassificationOfDepositsToOtherCurrentAssets" xlink:to="label_ReclassificationOfDepositsToOtherCurrentAssets" xlink:title="label_ReclassificationOfDepositsToOtherCurrentAssets" />
    <link:label xlink:type="resource" xlink:label="label_ReclassificationOfDepositsToOtherCurrentAssets_1" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_ReclassificationOfDepositsToOtherCurrentAssets_1" xml:lang="en-US" id="label_ReclassificationOfDepositsToOtherCurrentAssets_1">Reclassification of deposits to other current assets, net</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ReclassificationOfDepositsToOtherCurrentAssets" xlink:to="label_ReclassificationOfDepositsToOtherCurrentAssets_1" xlink:title="label_ReclassificationOfDepositsToOtherCurrentAssets_1" />
    <link:label xlink:type="resource" xlink:label="label_ReclassificationOfDepositsToOtherCurrentAssets_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ReclassificationOfDepositsToOtherCurrentAssets_2" xml:lang="en-US" id="label_ReclassificationOfDepositsToOtherCurrentAssets_2">Represents the amount of deposits that are expected to be returned within one year and are therefore reclassified to other current assets.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ReclassificationOfDepositsToOtherCurrentAssets" xlink:to="label_ReclassificationOfDepositsToOtherCurrentAssets_2" xlink:title="label_ReclassificationOfDepositsToOtherCurrentAssets_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_RelatedPartyTransactionPercentageOfOriginalCapitalContributionReceivedAsRoyaltyByCoVenturer" xlink:label="RelatedPartyTransactionPercentageOfOriginalCapitalContributionReceivedAsRoyaltyByCoVenturer" xlink:title="RelatedPartyTransactionPercentageOfOriginalCapitalContributionReceivedAsRoyaltyByCoVenturer" />
    <link:label xlink:type="resource" xlink:label="label_RelatedPartyTransactionPercentageOfOriginalCapitalContributionReceivedAsRoyaltyByCoVenturer" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_RelatedPartyTransactionPercentageOfOriginalCapitalContributionReceivedAsRoyaltyByCoVenturer" xml:lang="en-US" id="label_RelatedPartyTransactionPercentageOfOriginalCapitalContributionReceivedAsRoyaltyByCoVenturer">Represents maximum percentage to be applied to original capital contributions made by the co-venturer to calculate the maximum aggregate royalty obligation to the co-venturer upon future sales of products utilizing joint venture intellectual property.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RelatedPartyTransactionPercentageOfOriginalCapitalContributionReceivedAsRoyaltyByCoVenturer" xlink:to="label_RelatedPartyTransactionPercentageOfOriginalCapitalContributionReceivedAsRoyaltyByCoVenturer" xlink:title="label_RelatedPartyTransactionPercentageOfOriginalCapitalContributionReceivedAsRoyaltyByCoVenturer" />
    <link:label xlink:type="resource" xlink:label="label_RelatedPartyTransactionPercentageOfOriginalCapitalContributionReceivedAsRoyaltyByCoVenturer_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RelatedPartyTransactionPercentageOfOriginalCapitalContributionReceivedAsRoyaltyByCoVenturer_1" xml:lang="en-US" id="label_RelatedPartyTransactionPercentageOfOriginalCapitalContributionReceivedAsRoyaltyByCoVenturer_1">Related Party Transaction Percentage of Original Capital Contribution Received as Royalty by Co Venturer</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RelatedPartyTransactionPercentageOfOriginalCapitalContributionReceivedAsRoyaltyByCoVenturer" xlink:to="label_RelatedPartyTransactionPercentageOfOriginalCapitalContributionReceivedAsRoyaltyByCoVenturer_1" xlink:title="label_RelatedPartyTransactionPercentageOfOriginalCapitalContributionReceivedAsRoyaltyByCoVenturer_1" />
    <link:label xlink:type="resource" xlink:label="label_RelatedPartyTransactionPercentageOfOriginalCapitalContributionReceivedAsRoyaltyByCoVenturer_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_RelatedPartyTransactionPercentageOfOriginalCapitalContributionReceivedAsRoyaltyByCoVenturer_2" xml:lang="en-US" id="label_RelatedPartyTransactionPercentageOfOriginalCapitalContributionReceivedAsRoyaltyByCoVenturer_2">Maximum percentage of original capital contributions to be received as future royalties by co-venturer</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RelatedPartyTransactionPercentageOfOriginalCapitalContributionReceivedAsRoyaltyByCoVenturer" xlink:to="label_RelatedPartyTransactionPercentageOfOriginalCapitalContributionReceivedAsRoyaltyByCoVenturer_2" xlink:title="label_RelatedPartyTransactionPercentageOfOriginalCapitalContributionReceivedAsRoyaltyByCoVenturer_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOffNonCash" xlink:label="ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOffNonCash" xlink:title="ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOffNonCash" />
    <link:label xlink:type="resource" xlink:label="label_ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOffNonCash" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOffNonCash" xml:lang="en-US" id="label_ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOffNonCash">Research and Development Asset Acquired Other than Through Business Combination Written Off Non Cash</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOffNonCash" xlink:to="label_ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOffNonCash" xlink:title="label_ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOffNonCash" />
    <link:label xlink:type="resource" xlink:label="label_ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOffNonCash_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOffNonCash_1" xml:lang="en-US" id="label_ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOffNonCash_1">The noncash amount of the write-off for research and development assets that were acquired in a transaction other than a business combination.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOffNonCash" xlink:to="label_ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOffNonCash_1" xlink:title="label_ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOffNonCash_1" />
    <link:label xlink:type="resource" xlink:label="label_ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOffNonCash_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOffNonCash_2" xml:lang="en-US" id="label_ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOffNonCash_2">Issuance of common stock in connection with acquired in-process research technology</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOffNonCash" xlink:to="label_ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOffNonCash_2" xlink:title="label_ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOffNonCash_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOffUpfrontPayment" xlink:label="ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOffUpfrontPayment" xlink:title="ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOffUpfrontPayment" />
    <link:label xlink:type="resource" xlink:label="label_ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOffUpfrontPayment" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOffUpfrontPayment" xml:lang="en-US" id="label_ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOffUpfrontPayment">Paid upfront payment in cash</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOffUpfrontPayment" xlink:to="label_ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOffUpfrontPayment" xlink:title="label_ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOffUpfrontPayment" />
    <link:label xlink:type="resource" xlink:label="label_ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOffUpfrontPayment_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOffUpfrontPayment_1" xml:lang="en-US" id="label_ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOffUpfrontPayment_1">The amount of upfront payments for research and development assets that were acquired in a transaction other than a business combination.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOffUpfrontPayment" xlink:to="label_ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOffUpfrontPayment_1" xlink:title="label_ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOffUpfrontPayment_1" />
    <link:label xlink:type="resource" xlink:label="label_ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOffUpfrontPayment_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOffUpfrontPayment_2" xml:lang="en-US" id="label_ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOffUpfrontPayment_2">Research and Development Asset Acquired Other than through Business Combination Written Off Upfront Payment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOffUpfrontPayment" xlink:to="label_ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOffUpfrontPayment_2" xlink:title="label_ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOffUpfrontPayment_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_RestructuringAndRelatedCostNumberOfEliminatedPositionsContinuingToProvideServicesThroughVariousDatesInSpecifiedPeriod" xlink:label="RestructuringAndRelatedCostNumberOfEliminatedPositionsContinuingToProvideServicesThroughVariousDatesInSpecifiedPeriod" xlink:title="RestructuringAndRelatedCostNumberOfEliminatedPositionsContinuingToProvideServicesThroughVariousDatesInSpecifiedPeriod" />
    <link:label xlink:type="resource" xlink:label="label_RestructuringAndRelatedCostNumberOfEliminatedPositionsContinuingToProvideServicesThroughVariousDatesInSpecifiedPeriod" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RestructuringAndRelatedCostNumberOfEliminatedPositionsContinuingToProvideServicesThroughVariousDatesInSpecifiedPeriod" xml:lang="en-US" id="label_RestructuringAndRelatedCostNumberOfEliminatedPositionsContinuingToProvideServicesThroughVariousDatesInSpecifiedPeriod">Restructuring and Related Cost Number of Eliminated Positions Continuing to Provide Services Through Various Dates in Specified Period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestructuringAndRelatedCostNumberOfEliminatedPositionsContinuingToProvideServicesThroughVariousDatesInSpecifiedPeriod" xlink:to="label_RestructuringAndRelatedCostNumberOfEliminatedPositionsContinuingToProvideServicesThroughVariousDatesInSpecifiedPeriod" xlink:title="label_RestructuringAndRelatedCostNumberOfEliminatedPositionsContinuingToProvideServicesThroughVariousDatesInSpecifiedPeriod" />
    <link:label xlink:type="resource" xlink:label="label_RestructuringAndRelatedCostNumberOfEliminatedPositionsContinuingToProvideServicesThroughVariousDatesInSpecifiedPeriod_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_RestructuringAndRelatedCostNumberOfEliminatedPositionsContinuingToProvideServicesThroughVariousDatesInSpecifiedPeriod_1" xml:lang="en-US" id="label_RestructuringAndRelatedCostNumberOfEliminatedPositionsContinuingToProvideServicesThroughVariousDatesInSpecifiedPeriod_1">Number of employees who continued to provide services</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestructuringAndRelatedCostNumberOfEliminatedPositionsContinuingToProvideServicesThroughVariousDatesInSpecifiedPeriod" xlink:to="label_RestructuringAndRelatedCostNumberOfEliminatedPositionsContinuingToProvideServicesThroughVariousDatesInSpecifiedPeriod_1" xlink:title="label_RestructuringAndRelatedCostNumberOfEliminatedPositionsContinuingToProvideServicesThroughVariousDatesInSpecifiedPeriod_1" />
    <link:label xlink:type="resource" xlink:label="label_RestructuringAndRelatedCostNumberOfEliminatedPositionsContinuingToProvideServicesThroughVariousDatesInSpecifiedPeriod_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_RestructuringAndRelatedCostNumberOfEliminatedPositionsContinuingToProvideServicesThroughVariousDatesInSpecifiedPeriod_2" xml:lang="en-US" id="label_RestructuringAndRelatedCostNumberOfEliminatedPositionsContinuingToProvideServicesThroughVariousDatesInSpecifiedPeriod_2">Represents the number of eliminated positions that are continuing to provide services through various dates in the specified period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestructuringAndRelatedCostNumberOfEliminatedPositionsContinuingToProvideServicesThroughVariousDatesInSpecifiedPeriod" xlink:to="label_RestructuringAndRelatedCostNumberOfEliminatedPositionsContinuingToProvideServicesThroughVariousDatesInSpecifiedPeriod_2" xlink:title="label_RestructuringAndRelatedCostNumberOfEliminatedPositionsContinuingToProvideServicesThroughVariousDatesInSpecifiedPeriod_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_RestructuringAndRelatedCostNumberOfPositionsAfterRestructuring" xlink:label="RestructuringAndRelatedCostNumberOfPositionsAfterRestructuring" xlink:title="RestructuringAndRelatedCostNumberOfPositionsAfterRestructuring" />
    <link:label xlink:type="resource" xlink:label="label_RestructuringAndRelatedCostNumberOfPositionsAfterRestructuring" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RestructuringAndRelatedCostNumberOfPositionsAfterRestructuring" xml:lang="en-US" id="label_RestructuringAndRelatedCostNumberOfPositionsAfterRestructuring">Restructuring and Related Cost Number of Positions after Restructuring</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestructuringAndRelatedCostNumberOfPositionsAfterRestructuring" xlink:to="label_RestructuringAndRelatedCostNumberOfPositionsAfterRestructuring" xlink:title="label_RestructuringAndRelatedCostNumberOfPositionsAfterRestructuring" />
    <link:label xlink:type="resource" xlink:label="label_RestructuringAndRelatedCostNumberOfPositionsAfterRestructuring_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_RestructuringAndRelatedCostNumberOfPositionsAfterRestructuring_1" xml:lang="en-US" id="label_RestructuringAndRelatedCostNumberOfPositionsAfterRestructuring_1">Number of positions after restructuring</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestructuringAndRelatedCostNumberOfPositionsAfterRestructuring" xlink:to="label_RestructuringAndRelatedCostNumberOfPositionsAfterRestructuring_1" xlink:title="label_RestructuringAndRelatedCostNumberOfPositionsAfterRestructuring_1" />
    <link:label xlink:type="resource" xlink:label="label_RestructuringAndRelatedCostNumberOfPositionsAfterRestructuring_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_RestructuringAndRelatedCostNumberOfPositionsAfterRestructuring_2" xml:lang="en-US" id="label_RestructuringAndRelatedCostNumberOfPositionsAfterRestructuring_2">Represents the number of positions after restructuring.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestructuringAndRelatedCostNumberOfPositionsAfterRestructuring" xlink:to="label_RestructuringAndRelatedCostNumberOfPositionsAfterRestructuring_2" xlink:title="label_RestructuringAndRelatedCostNumberOfPositionsAfterRestructuring_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_RestructuringAndRelatedCostNumberOfPositionsBeforeRestructuring" xlink:label="RestructuringAndRelatedCostNumberOfPositionsBeforeRestructuring" xlink:title="RestructuringAndRelatedCostNumberOfPositionsBeforeRestructuring" />
    <link:label xlink:type="resource" xlink:label="label_RestructuringAndRelatedCostNumberOfPositionsBeforeRestructuring" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RestructuringAndRelatedCostNumberOfPositionsBeforeRestructuring" xml:lang="en-US" id="label_RestructuringAndRelatedCostNumberOfPositionsBeforeRestructuring">Restructuring and Related Cost Number of Positions before Restructuring</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestructuringAndRelatedCostNumberOfPositionsBeforeRestructuring" xlink:to="label_RestructuringAndRelatedCostNumberOfPositionsBeforeRestructuring" xlink:title="label_RestructuringAndRelatedCostNumberOfPositionsBeforeRestructuring" />
    <link:label xlink:type="resource" xlink:label="label_RestructuringAndRelatedCostNumberOfPositionsBeforeRestructuring_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_RestructuringAndRelatedCostNumberOfPositionsBeforeRestructuring_1" xml:lang="en-US" id="label_RestructuringAndRelatedCostNumberOfPositionsBeforeRestructuring_1">Number of positions before restructuring</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestructuringAndRelatedCostNumberOfPositionsBeforeRestructuring" xlink:to="label_RestructuringAndRelatedCostNumberOfPositionsBeforeRestructuring_1" xlink:title="label_RestructuringAndRelatedCostNumberOfPositionsBeforeRestructuring_1" />
    <link:label xlink:type="resource" xlink:label="label_RestructuringAndRelatedCostNumberOfPositionsBeforeRestructuring_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_RestructuringAndRelatedCostNumberOfPositionsBeforeRestructuring_2" xml:lang="en-US" id="label_RestructuringAndRelatedCostNumberOfPositionsBeforeRestructuring_2">Represents the number of positions before restructuring.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestructuringAndRelatedCostNumberOfPositionsBeforeRestructuring" xlink:to="label_RestructuringAndRelatedCostNumberOfPositionsBeforeRestructuring_2" xlink:title="label_RestructuringAndRelatedCostNumberOfPositionsBeforeRestructuring_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_RestructuringChargesExpectedToBeSettledWithCash" xlink:label="RestructuringChargesExpectedToBeSettledWithCash" xlink:title="RestructuringChargesExpectedToBeSettledWithCash" />
    <link:label xlink:type="resource" xlink:label="label_RestructuringChargesExpectedToBeSettledWithCash" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RestructuringChargesExpectedToBeSettledWithCash" xml:lang="en-US" id="label_RestructuringChargesExpectedToBeSettledWithCash">Restructuring Charges Expected to be Settled with Cash</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestructuringChargesExpectedToBeSettledWithCash" xlink:to="label_RestructuringChargesExpectedToBeSettledWithCash" xlink:title="label_RestructuringChargesExpectedToBeSettledWithCash" />
    <link:label xlink:type="resource" xlink:label="label_RestructuringChargesExpectedToBeSettledWithCash_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_RestructuringChargesExpectedToBeSettledWithCash_1" xml:lang="en-US" id="label_RestructuringChargesExpectedToBeSettledWithCash_1">Represents the amount of cash expected to be paid in a future period to settle projected restructuring charges to be incurred pursuant to a duly authorized plan.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestructuringChargesExpectedToBeSettledWithCash" xlink:to="label_RestructuringChargesExpectedToBeSettledWithCash_1" xlink:title="label_RestructuringChargesExpectedToBeSettledWithCash_1" />
    <link:label xlink:type="resource" xlink:label="label_RestructuringChargesExpectedToBeSettledWithCash_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_RestructuringChargesExpectedToBeSettledWithCash_2" xml:lang="en-US" id="label_RestructuringChargesExpectedToBeSettledWithCash_2">Expected cash payments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestructuringChargesExpectedToBeSettledWithCash" xlink:to="label_RestructuringChargesExpectedToBeSettledWithCash_2" xlink:title="label_RestructuringChargesExpectedToBeSettledWithCash_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ScheduleOfCommonStockReservedForFutureIssuanceTableTextBlock" xlink:label="ScheduleOfCommonStockReservedForFutureIssuanceTableTextBlock" xlink:title="ScheduleOfCommonStockReservedForFutureIssuanceTableTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfCommonStockReservedForFutureIssuanceTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfCommonStockReservedForFutureIssuanceTableTextBlock" xml:lang="en-US" id="label_ScheduleOfCommonStockReservedForFutureIssuanceTableTextBlock">Schedule of Common Stock Reserved for Future Issuance [Table Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfCommonStockReservedForFutureIssuanceTableTextBlock" xlink:to="label_ScheduleOfCommonStockReservedForFutureIssuanceTableTextBlock" xlink:title="label_ScheduleOfCommonStockReservedForFutureIssuanceTableTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfCommonStockReservedForFutureIssuanceTableTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ScheduleOfCommonStockReservedForFutureIssuanceTableTextBlock_1" xml:lang="en-US" id="label_ScheduleOfCommonStockReservedForFutureIssuanceTableTextBlock_1">Schedule of common stock reserved for future issuance</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfCommonStockReservedForFutureIssuanceTableTextBlock" xlink:to="label_ScheduleOfCommonStockReservedForFutureIssuanceTableTextBlock_1" xlink:title="label_ScheduleOfCommonStockReservedForFutureIssuanceTableTextBlock_1" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfCommonStockReservedForFutureIssuanceTableTextBlock_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ScheduleOfCommonStockReservedForFutureIssuanceTableTextBlock_2" xml:lang="en-US" id="label_ScheduleOfCommonStockReservedForFutureIssuanceTableTextBlock_2">Tabular disclosure of common stock reserved for future issuance, which may include but is not limited to outstanding options and outstanding warrants.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfCommonStockReservedForFutureIssuanceTableTextBlock" xlink:to="label_ScheduleOfCommonStockReservedForFutureIssuanceTableTextBlock_2" xlink:title="label_ScheduleOfCommonStockReservedForFutureIssuanceTableTextBlock_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ScheduleOfDerivativesValuationAssumptionsTableTextBlock" xlink:label="ScheduleOfDerivativesValuationAssumptionsTableTextBlock" xlink:title="ScheduleOfDerivativesValuationAssumptionsTableTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfDerivativesValuationAssumptionsTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfDerivativesValuationAssumptionsTableTextBlock" xml:lang="en-US" id="label_ScheduleOfDerivativesValuationAssumptionsTableTextBlock">Schedule of Derivatives Valuation Assumptions [Table Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfDerivativesValuationAssumptionsTableTextBlock" xlink:to="label_ScheduleOfDerivativesValuationAssumptionsTableTextBlock" xlink:title="label_ScheduleOfDerivativesValuationAssumptionsTableTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfDerivativesValuationAssumptionsTableTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ScheduleOfDerivativesValuationAssumptionsTableTextBlock_1" xml:lang="en-US" id="label_ScheduleOfDerivativesValuationAssumptionsTableTextBlock_1">Schedule of assumptions used to estimate the fair value of derivatives</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfDerivativesValuationAssumptionsTableTextBlock" xlink:to="label_ScheduleOfDerivativesValuationAssumptionsTableTextBlock_1" xlink:title="label_ScheduleOfDerivativesValuationAssumptionsTableTextBlock_1" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfDerivativesValuationAssumptionsTableTextBlock_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ScheduleOfDerivativesValuationAssumptionsTableTextBlock_2" xml:lang="en-US" id="label_ScheduleOfDerivativesValuationAssumptionsTableTextBlock_2">Tabular disclosure of the assumptions used in the fair value measurement of derivative instruments.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfDerivativesValuationAssumptionsTableTextBlock" xlink:to="label_ScheduleOfDerivativesValuationAssumptionsTableTextBlock_2" xlink:title="label_ScheduleOfDerivativesValuationAssumptionsTableTextBlock_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ServiceBasedRestrictedStockMember" xlink:label="ServiceBasedRestrictedStockMember" xlink:title="ServiceBasedRestrictedStockMember" />
    <link:label xlink:type="resource" xlink:label="label_ServiceBasedRestrictedStockMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ServiceBasedRestrictedStockMember" xml:lang="en-US" id="label_ServiceBasedRestrictedStockMember">Service Based Restricted Stock [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ServiceBasedRestrictedStockMember" xlink:to="label_ServiceBasedRestrictedStockMember" xlink:title="label_ServiceBasedRestrictedStockMember" />
    <link:label xlink:type="resource" xlink:label="label_ServiceBasedRestrictedStockMember_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ServiceBasedRestrictedStockMember_1" xml:lang="en-US" id="label_ServiceBasedRestrictedStockMember_1">Service-based restricted stock awards</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ServiceBasedRestrictedStockMember" xlink:to="label_ServiceBasedRestrictedStockMember_1" xlink:title="label_ServiceBasedRestrictedStockMember_1" />
    <link:label xlink:type="resource" xlink:label="label_ServiceBasedRestrictedStockMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ServiceBasedRestrictedStockMember_2" xml:lang="en-US" id="label_ServiceBasedRestrictedStockMember_2">Represents the details pertaining to service-based restricted stock awards.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ServiceBasedRestrictedStockMember" xlink:to="label_ServiceBasedRestrictedStockMember_2" xlink:title="label_ServiceBasedRestrictedStockMember_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ServiceBasedStockOptionsAndRestrictedStockAwardsMember" xlink:label="ServiceBasedStockOptionsAndRestrictedStockAwardsMember" xlink:title="ServiceBasedStockOptionsAndRestrictedStockAwardsMember" />
    <link:label xlink:type="resource" xlink:label="label_ServiceBasedStockOptionsAndRestrictedStockAwardsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ServiceBasedStockOptionsAndRestrictedStockAwardsMember" xml:lang="en-US" id="label_ServiceBasedStockOptionsAndRestrictedStockAwardsMember">Service Based Stock Options and Restricted Stock Awards [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ServiceBasedStockOptionsAndRestrictedStockAwardsMember" xlink:to="label_ServiceBasedStockOptionsAndRestrictedStockAwardsMember" xlink:title="label_ServiceBasedStockOptionsAndRestrictedStockAwardsMember" />
    <link:label xlink:type="resource" xlink:label="label_ServiceBasedStockOptionsAndRestrictedStockAwardsMember_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ServiceBasedStockOptionsAndRestrictedStockAwardsMember_1" xml:lang="en-US" id="label_ServiceBasedStockOptionsAndRestrictedStockAwardsMember_1">Service-based stock options and restricted stock awards</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ServiceBasedStockOptionsAndRestrictedStockAwardsMember" xlink:to="label_ServiceBasedStockOptionsAndRestrictedStockAwardsMember_1" xlink:title="label_ServiceBasedStockOptionsAndRestrictedStockAwardsMember_1" />
    <link:label xlink:type="resource" xlink:label="label_ServiceBasedStockOptionsAndRestrictedStockAwardsMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ServiceBasedStockOptionsAndRestrictedStockAwardsMember_2" xml:lang="en-US" id="label_ServiceBasedStockOptionsAndRestrictedStockAwardsMember_2">Represents information pertaining to service-based stock options and restricted stock awards.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ServiceBasedStockOptionsAndRestrictedStockAwardsMember" xlink:to="label_ServiceBasedStockOptionsAndRestrictedStockAwardsMember_2" xlink:title="label_ServiceBasedStockOptionsAndRestrictedStockAwardsMember_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ShareBasedCompensationArrangementByShareBasedPaymentAwardCliffPeriodForVestingOfSpecificPortionOfOptions" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardCliffPeriodForVestingOfSpecificPortionOfOptions" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardCliffPeriodForVestingOfSpecificPortionOfOptions" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardCliffPeriodForVestingOfSpecificPortionOfOptions" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardCliffPeriodForVestingOfSpecificPortionOfOptions" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardCliffPeriodForVestingOfSpecificPortionOfOptions">Vesting period for specific portion of options</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardCliffPeriodForVestingOfSpecificPortionOfOptions" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardCliffPeriodForVestingOfSpecificPortionOfOptions" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardCliffPeriodForVestingOfSpecificPortionOfOptions" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardCliffPeriodForVestingOfSpecificPortionOfOptions_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardCliffPeriodForVestingOfSpecificPortionOfOptions_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardCliffPeriodForVestingOfSpecificPortionOfOptions_1">Represents the cliff period that must elapse before vesting of any options.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardCliffPeriodForVestingOfSpecificPortionOfOptions" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardCliffPeriodForVestingOfSpecificPortionOfOptions_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardCliffPeriodForVestingOfSpecificPortionOfOptions_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardCliffPeriodForVestingOfSpecificPortionOfOptions_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardCliffPeriodForVestingOfSpecificPortionOfOptions_2" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardCliffPeriodForVestingOfSpecificPortionOfOptions_2">Share Based Compensation Arrangement by Share Based Payment Award Cliff Period for Vesting of Specific Portion of Options</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardCliffPeriodForVestingOfSpecificPortionOfOptions" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardCliffPeriodForVestingOfSpecificPortionOfOptions_2" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardCliffPeriodForVestingOfSpecificPortionOfOptions_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ShareBasedCompensationArrangementByShareBasedPaymentAwardDurationOfNewOfferingPeriod" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardDurationOfNewOfferingPeriod" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardDurationOfNewOfferingPeriod" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardDurationOfNewOfferingPeriod" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardDurationOfNewOfferingPeriod" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardDurationOfNewOfferingPeriod">Share Based Compensation Arrangement by Share Based Payment Award Duration of New Offering Period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardDurationOfNewOfferingPeriod" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardDurationOfNewOfferingPeriod" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardDurationOfNewOfferingPeriod" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardDurationOfNewOfferingPeriod_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardDurationOfNewOfferingPeriod_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardDurationOfNewOfferingPeriod_1">Duration of the new offering period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardDurationOfNewOfferingPeriod" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardDurationOfNewOfferingPeriod_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardDurationOfNewOfferingPeriod_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardDurationOfNewOfferingPeriod_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardDurationOfNewOfferingPeriod_2" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardDurationOfNewOfferingPeriod_2">Represents the duration of new offering period in a case where the fair market value of common stock on the purchase date is less than the fair market value at the beginning of the offering period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardDurationOfNewOfferingPeriod" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardDurationOfNewOfferingPeriod_2" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardDurationOfNewOfferingPeriod_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ShareBasedCompensationArrangementByShareBasedPaymentAwardDurationOfPurchasePeriod" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardDurationOfPurchasePeriod" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardDurationOfPurchasePeriod" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardDurationOfPurchasePeriod" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardDurationOfPurchasePeriod" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardDurationOfPurchasePeriod">Share Based Compensation Arrangement by Share Based Payment Award Duration of Purchase Period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardDurationOfPurchasePeriod" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardDurationOfPurchasePeriod" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardDurationOfPurchasePeriod" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardDurationOfPurchasePeriod_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardDurationOfPurchasePeriod_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardDurationOfPurchasePeriod_1">Duration of the purchase period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardDurationOfPurchasePeriod" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardDurationOfPurchasePeriod_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardDurationOfPurchasePeriod_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardDurationOfPurchasePeriod_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardDurationOfPurchasePeriod_2" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardDurationOfPurchasePeriod_2">Represents the duration of the purchase period under the employee stock purchase plan.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardDurationOfPurchasePeriod" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardDurationOfPurchasePeriod_2" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardDurationOfPurchasePeriod_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueAbstract" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueAbstract" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueAbstract" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueAbstract" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueAbstract">Share Based Compensation Arrangement by Share Based Payment Award Equity Instruments Other than Options Nonvested Weighted Average Grant Date Fair Value [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueAbstract" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueAbstract" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueAbstract" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueAbstract_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueAbstract_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueAbstract_1">Weighted Average Grant Date Fair Value Per Share</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueAbstract" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueAbstract_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOtherDisclosuresAbstract" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOtherDisclosuresAbstract" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOtherDisclosuresAbstract" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOtherDisclosuresAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOtherDisclosuresAbstract" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOtherDisclosuresAbstract">Share Based Compensation Arrangement by Share Based Payment Award Equity Instruments Other than Options Other Disclosures [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOtherDisclosuresAbstract" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOtherDisclosuresAbstract" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOtherDisclosuresAbstract" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOtherDisclosuresAbstract_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOtherDisclosuresAbstract_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOtherDisclosuresAbstract_1">Other disclosures</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOtherDisclosuresAbstract" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOtherDisclosuresAbstract_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOtherDisclosuresAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPerformancePeriod" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPerformancePeriod" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPerformancePeriod" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPerformancePeriod" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPerformancePeriod" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPerformancePeriod">Share Based Compensation Arrangement by Share Based Payment Award Equity Instruments Other than Options Performance Period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPerformancePeriod" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPerformancePeriod" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPerformancePeriod" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPerformancePeriod_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPerformancePeriod_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPerformancePeriod_1">Performance periods over which awards will be awarded</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPerformancePeriod" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPerformancePeriod_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPerformancePeriod_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPerformancePeriod_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPerformancePeriod_2" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPerformancePeriod_2">Represents the performance period over which restricted stock awards with vesting schedules based on achievement of certain strategic goals and restricted stock awards with vesting schedules based on achievement of certain market price thresholds of our common stock will be awarded.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPerformancePeriod" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPerformancePeriod_2" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPerformancePeriod_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumDurationOfOfferingPeriod" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumDurationOfOfferingPeriod" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumDurationOfOfferingPeriod" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumDurationOfOfferingPeriod" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumDurationOfOfferingPeriod" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumDurationOfOfferingPeriod">Share Based Compensation Arrangement by Share Based Payment Award Maximum Duration of Offering Period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumDurationOfOfferingPeriod" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumDurationOfOfferingPeriod" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumDurationOfOfferingPeriod" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumDurationOfOfferingPeriod_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumDurationOfOfferingPeriod_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumDurationOfOfferingPeriod_1">Maximum duration of offering period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumDurationOfOfferingPeriod" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumDurationOfOfferingPeriod_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumDurationOfOfferingPeriod_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumDurationOfOfferingPeriod_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumDurationOfOfferingPeriod_2" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumDurationOfOfferingPeriod_2">Represents the maximum duration of the offering period under the employee stock purchase plan.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumDurationOfOfferingPeriod" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumDurationOfOfferingPeriod_2" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumDurationOfOfferingPeriod_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumNumberOfOfferingPeriodsInWhichEmployeeMayParticipateAtOneTime" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumNumberOfOfferingPeriodsInWhichEmployeeMayParticipateAtOneTime" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumNumberOfOfferingPeriodsInWhichEmployeeMayParticipateAtOneTime" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumNumberOfOfferingPeriodsInWhichEmployeeMayParticipateAtOneTime" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumNumberOfOfferingPeriodsInWhichEmployeeMayParticipateAtOneTime" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumNumberOfOfferingPeriodsInWhichEmployeeMayParticipateAtOneTime">Share Based Compensation Arrangement by Share Based Payment Award Maximum Number of Offering Periods in which Employee May Participate at One Time</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumNumberOfOfferingPeriodsInWhichEmployeeMayParticipateAtOneTime" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumNumberOfOfferingPeriodsInWhichEmployeeMayParticipateAtOneTime" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumNumberOfOfferingPeriodsInWhichEmployeeMayParticipateAtOneTime" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumNumberOfOfferingPeriodsInWhichEmployeeMayParticipateAtOneTime_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumNumberOfOfferingPeriodsInWhichEmployeeMayParticipateAtOneTime_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumNumberOfOfferingPeriodsInWhichEmployeeMayParticipateAtOneTime_1">Number of offering periods in which an employee can participate at a time</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumNumberOfOfferingPeriodsInWhichEmployeeMayParticipateAtOneTime" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumNumberOfOfferingPeriodsInWhichEmployeeMayParticipateAtOneTime_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumNumberOfOfferingPeriodsInWhichEmployeeMayParticipateAtOneTime_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumNumberOfOfferingPeriodsInWhichEmployeeMayParticipateAtOneTime_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumNumberOfOfferingPeriodsInWhichEmployeeMayParticipateAtOneTime_2" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumNumberOfOfferingPeriodsInWhichEmployeeMayParticipateAtOneTime_2">Represents the number of offering periods in which an employee can participate at a time in the purchase plan.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumNumberOfOfferingPeriodsInWhichEmployeeMayParticipateAtOneTime" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumNumberOfOfferingPeriodsInWhichEmployeeMayParticipateAtOneTime_2" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumNumberOfOfferingPeriodsInWhichEmployeeMayParticipateAtOneTime_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumPercentageOfAnnualSalaryThatCanBeWithheld" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumPercentageOfAnnualSalaryThatCanBeWithheld" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumPercentageOfAnnualSalaryThatCanBeWithheld" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumPercentageOfAnnualSalaryThatCanBeWithheld" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumPercentageOfAnnualSalaryThatCanBeWithheld" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumPercentageOfAnnualSalaryThatCanBeWithheld">Share Based Compensation Arrangement by Share Based Payment Award Maximum Percentage of Annual Salary that Can be Withheld</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumPercentageOfAnnualSalaryThatCanBeWithheld" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumPercentageOfAnnualSalaryThatCanBeWithheld" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumPercentageOfAnnualSalaryThatCanBeWithheld" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumPercentageOfAnnualSalaryThatCanBeWithheld_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumPercentageOfAnnualSalaryThatCanBeWithheld_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumPercentageOfAnnualSalaryThatCanBeWithheld_1">Maximum percentage of annual salary that can be withheld</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumPercentageOfAnnualSalaryThatCanBeWithheld" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumPercentageOfAnnualSalaryThatCanBeWithheld_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumPercentageOfAnnualSalaryThatCanBeWithheld_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumPercentageOfAnnualSalaryThatCanBeWithheld_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumPercentageOfAnnualSalaryThatCanBeWithheld_2" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumPercentageOfAnnualSalaryThatCanBeWithheld_2">Represents the maximum percentage of annual salary that an employee can choose to have withheld to purchase common stock under the purchase plan.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumPercentageOfAnnualSalaryThatCanBeWithheld" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumPercentageOfAnnualSalaryThatCanBeWithheld_2" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumPercentageOfAnnualSalaryThatCanBeWithheld_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ShareBasedCompensationArrangementByShareBasedPaymentAwardMinimumExercisePriceOfOptionsGrantedToEmployeesWithOwnershipOfMoreThan10PercentageOfCommonStock" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardMinimumExercisePriceOfOptionsGrantedToEmployeesWithOwnershipOfMoreThan10PercentageOfCommonStock" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardMinimumExercisePriceOfOptionsGrantedToEmployeesWithOwnershipOfMoreThan10PercentageOfCommonStock" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMinimumExercisePriceOfOptionsGrantedToEmployeesWithOwnershipOfMoreThan10PercentageOfCommonStock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMinimumExercisePriceOfOptionsGrantedToEmployeesWithOwnershipOfMoreThan10PercentageOfCommonStock" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMinimumExercisePriceOfOptionsGrantedToEmployeesWithOwnershipOfMoreThan10PercentageOfCommonStock">Minimum exercise price as a percentage of fair market value for employees having more than 10 % outstanding common stock</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardMinimumExercisePriceOfOptionsGrantedToEmployeesWithOwnershipOfMoreThan10PercentageOfCommonStock" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMinimumExercisePriceOfOptionsGrantedToEmployeesWithOwnershipOfMoreThan10PercentageOfCommonStock" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMinimumExercisePriceOfOptionsGrantedToEmployeesWithOwnershipOfMoreThan10PercentageOfCommonStock" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMinimumExercisePriceOfOptionsGrantedToEmployeesWithOwnershipOfMoreThan10PercentageOfCommonStock_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMinimumExercisePriceOfOptionsGrantedToEmployeesWithOwnershipOfMoreThan10PercentageOfCommonStock_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMinimumExercisePriceOfOptionsGrantedToEmployeesWithOwnershipOfMoreThan10PercentageOfCommonStock_1">Represents the minimum exercise price as a percentage of fair market value for employees having more than 10 % outstanding common stock.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardMinimumExercisePriceOfOptionsGrantedToEmployeesWithOwnershipOfMoreThan10PercentageOfCommonStock" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMinimumExercisePriceOfOptionsGrantedToEmployeesWithOwnershipOfMoreThan10PercentageOfCommonStock_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMinimumExercisePriceOfOptionsGrantedToEmployeesWithOwnershipOfMoreThan10PercentageOfCommonStock_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMinimumExercisePriceOfOptionsGrantedToEmployeesWithOwnershipOfMoreThan10PercentageOfCommonStock_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMinimumExercisePriceOfOptionsGrantedToEmployeesWithOwnershipOfMoreThan10PercentageOfCommonStock_2" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMinimumExercisePriceOfOptionsGrantedToEmployeesWithOwnershipOfMoreThan10PercentageOfCommonStock_2">Share Based Compensation Arrangement by Share Based Payment Award Minimum Exercise Price of Options Granted to Employees with Ownership of More than 10 Percentage of Common Stock</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardMinimumExercisePriceOfOptionsGrantedToEmployeesWithOwnershipOfMoreThan10PercentageOfCommonStock" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMinimumExercisePriceOfOptionsGrantedToEmployeesWithOwnershipOfMoreThan10PercentageOfCommonStock_2" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMinimumExercisePriceOfOptionsGrantedToEmployeesWithOwnershipOfMoreThan10PercentageOfCommonStock_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ShareBasedCompensationArrangementByShareBasedPaymentAwardMinimumPercentageOfOwnershipRequiredForGrantingOptionsAtMinimum110PercentOfFairMarketValue" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardMinimumPercentageOfOwnershipRequiredForGrantingOptionsAtMinimum110PercentOfFairMarketValue" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardMinimumPercentageOfOwnershipRequiredForGrantingOptionsAtMinimum110PercentOfFairMarketValue" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMinimumPercentageOfOwnershipRequiredForGrantingOptionsAtMinimum110PercentOfFairMarketValue" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMinimumPercentageOfOwnershipRequiredForGrantingOptionsAtMinimum110PercentOfFairMarketValue" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMinimumPercentageOfOwnershipRequiredForGrantingOptionsAtMinimum110PercentOfFairMarketValue">Share Based Compensation Arrangement by Share Based Payment Award Minimum Percentage of Ownership Required for Granting Options at Minimum 110 Percent of Fair Market Value</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardMinimumPercentageOfOwnershipRequiredForGrantingOptionsAtMinimum110PercentOfFairMarketValue" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMinimumPercentageOfOwnershipRequiredForGrantingOptionsAtMinimum110PercentOfFairMarketValue" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMinimumPercentageOfOwnershipRequiredForGrantingOptionsAtMinimum110PercentOfFairMarketValue" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMinimumPercentageOfOwnershipRequiredForGrantingOptionsAtMinimum110PercentOfFairMarketValue_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMinimumPercentageOfOwnershipRequiredForGrantingOptionsAtMinimum110PercentOfFairMarketValue_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMinimumPercentageOfOwnershipRequiredForGrantingOptionsAtMinimum110PercentOfFairMarketValue_1">Minimum percentage of ownership required for granting options at least 110% of fair market value of common stock</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardMinimumPercentageOfOwnershipRequiredForGrantingOptionsAtMinimum110PercentOfFairMarketValue" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMinimumPercentageOfOwnershipRequiredForGrantingOptionsAtMinimum110PercentOfFairMarketValue_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMinimumPercentageOfOwnershipRequiredForGrantingOptionsAtMinimum110PercentOfFairMarketValue_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMinimumPercentageOfOwnershipRequiredForGrantingOptionsAtMinimum110PercentOfFairMarketValue_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMinimumPercentageOfOwnershipRequiredForGrantingOptionsAtMinimum110PercentOfFairMarketValue_2" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMinimumPercentageOfOwnershipRequiredForGrantingOptionsAtMinimum110PercentOfFairMarketValue_2">Represents the minimum percentage of ownership required for granting of options at a price not less than 110 percent of the fair market value of common stock.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardMinimumPercentageOfOwnershipRequiredForGrantingOptionsAtMinimum110PercentOfFairMarketValue" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMinimumPercentageOfOwnershipRequiredForGrantingOptionsAtMinimum110PercentOfFairMarketValue_2" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardMinimumPercentageOfOwnershipRequiredForGrantingOptionsAtMinimum110PercentOfFairMarketValue_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfConsecutivePurchasePeriodsInEachOfferingPeriod" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfConsecutivePurchasePeriodsInEachOfferingPeriod" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfConsecutivePurchasePeriodsInEachOfferingPeriod" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfConsecutivePurchasePeriodsInEachOfferingPeriod" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfConsecutivePurchasePeriodsInEachOfferingPeriod" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfConsecutivePurchasePeriodsInEachOfferingPeriod">Share Based Compensation Arrangement by Share Based Payment Award Number of Consecutive Purchase Periods in Each Offering Period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfConsecutivePurchasePeriodsInEachOfferingPeriod" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfConsecutivePurchasePeriodsInEachOfferingPeriod" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfConsecutivePurchasePeriodsInEachOfferingPeriod" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfConsecutivePurchasePeriodsInEachOfferingPeriod_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfConsecutivePurchasePeriodsInEachOfferingPeriod_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfConsecutivePurchasePeriodsInEachOfferingPeriod_1">Number of consecutive purchase periods in an offering period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfConsecutivePurchasePeriodsInEachOfferingPeriod" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfConsecutivePurchasePeriodsInEachOfferingPeriod_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfConsecutivePurchasePeriodsInEachOfferingPeriod_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfConsecutivePurchasePeriodsInEachOfferingPeriod_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfConsecutivePurchasePeriodsInEachOfferingPeriod_2" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfConsecutivePurchasePeriodsInEachOfferingPeriod_2">Represents the number of consecutive purchase periods in an offering period in the purchase plan.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfConsecutivePurchasePeriodsInEachOfferingPeriod" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfConsecutivePurchasePeriodsInEachOfferingPeriod_2" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfConsecutivePurchasePeriodsInEachOfferingPeriod_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsIntrinsicValueAbstract" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsIntrinsicValueAbstract" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsIntrinsicValueAbstract" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsIntrinsicValueAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsIntrinsicValueAbstract" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsIntrinsicValueAbstract">Share Based Compensation Arrangement by Share Based Payment Award Options Intrinsic Value [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsIntrinsicValueAbstract" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsIntrinsicValueAbstract" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsIntrinsicValueAbstract" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsIntrinsicValueAbstract_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsIntrinsicValueAbstract_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsIntrinsicValueAbstract_1">Aggregate Intrinsic Value</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsIntrinsicValueAbstract" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsIntrinsicValueAbstract_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsIntrinsicValueAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsToBeGrantedToPurchaseShares" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsToBeGrantedToPurchaseShares" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsToBeGrantedToPurchaseShares" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsToBeGrantedToPurchaseShares" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsToBeGrantedToPurchaseShares" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsToBeGrantedToPurchaseShares">Options to be granted to purchase shares (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsToBeGrantedToPurchaseShares" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsToBeGrantedToPurchaseShares" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsToBeGrantedToPurchaseShares" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsToBeGrantedToPurchaseShares_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsToBeGrantedToPurchaseShares_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsToBeGrantedToPurchaseShares_1">Represents the number of options to be granted to purchase shares in each year during the optionee's service on the Board of Directors.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsToBeGrantedToPurchaseShares" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsToBeGrantedToPurchaseShares_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsToBeGrantedToPurchaseShares_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsToBeGrantedToPurchaseShares_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsToBeGrantedToPurchaseShares_2" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsToBeGrantedToPurchaseShares_2">Share Based Compensation Arrangement by Share Based Payment Award Options to be Granted to Purchase Shares</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsToBeGrantedToPurchaseShares" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsToBeGrantedToPurchaseShares_2" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsToBeGrantedToPurchaseShares_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsToBeGrantedToPurchaseSharesUponAppointment" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsToBeGrantedToPurchaseSharesUponAppointment" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsToBeGrantedToPurchaseSharesUponAppointment" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsToBeGrantedToPurchaseSharesUponAppointment" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsToBeGrantedToPurchaseSharesUponAppointment" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsToBeGrantedToPurchaseSharesUponAppointment">Options to be granted to purchase shares upon appointment (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsToBeGrantedToPurchaseSharesUponAppointment" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsToBeGrantedToPurchaseSharesUponAppointment" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsToBeGrantedToPurchaseSharesUponAppointment" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsToBeGrantedToPurchaseSharesUponAppointment_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsToBeGrantedToPurchaseSharesUponAppointment_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsToBeGrantedToPurchaseSharesUponAppointment_1">Represents the number of options to be granted to purchase shares upon appointment to Board of Directors.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsToBeGrantedToPurchaseSharesUponAppointment" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsToBeGrantedToPurchaseSharesUponAppointment_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsToBeGrantedToPurchaseSharesUponAppointment_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsToBeGrantedToPurchaseSharesUponAppointment_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsToBeGrantedToPurchaseSharesUponAppointment_2" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsToBeGrantedToPurchaseSharesUponAppointment_2">Share Based Compensation Arrangement by Share Based Payment Award Options to be Granted to Purchase Shares upon Appointment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsToBeGrantedToPurchaseSharesUponAppointment" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsToBeGrantedToPurchaseSharesUponAppointment_2" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsToBeGrantedToPurchaseSharesUponAppointment_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualLifeAbstract" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualLifeAbstract" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualLifeAbstract" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualLifeAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualLifeAbstract" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualLifeAbstract">Weighted Average Remaining Contractual Life</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualLifeAbstract" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualLifeAbstract" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualLifeAbstract" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualLifeAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualLifeAbstract_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualLifeAbstract_1">Share Based Compensation Arrangement by Share Based Payment Award Options Weighted Average Remaining Contractual Life [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualLifeAbstract" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualLifeAbstract_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualLifeAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ShareBasedCompensationArrangementByShareBasedPaymentAwardOtherThanOptionsWeightedAverageRemainingContractualTermAbstract" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardOtherThanOptionsWeightedAverageRemainingContractualTermAbstract" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardOtherThanOptionsWeightedAverageRemainingContractualTermAbstract" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOtherThanOptionsWeightedAverageRemainingContractualTermAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOtherThanOptionsWeightedAverageRemainingContractualTermAbstract" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOtherThanOptionsWeightedAverageRemainingContractualTermAbstract">Share Based Compensation Arrangement by Share Based Payment Award Other than Options Weighted Average Remaining Contractual Term [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOtherThanOptionsWeightedAverageRemainingContractualTermAbstract" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOtherThanOptionsWeightedAverageRemainingContractualTermAbstract" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOtherThanOptionsWeightedAverageRemainingContractualTermAbstract" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOtherThanOptionsWeightedAverageRemainingContractualTermAbstract_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOtherThanOptionsWeightedAverageRemainingContractualTermAbstract_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOtherThanOptionsWeightedAverageRemainingContractualTermAbstract_1">Weighted Average Remaining Contractual Term</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOtherThanOptionsWeightedAverageRemainingContractualTermAbstract" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOtherThanOptionsWeightedAverageRemainingContractualTermAbstract_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOtherThanOptionsWeightedAverageRemainingContractualTermAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ShareBasedCompensationArrangementByShareBasedPaymentAwardPeriodForWhichSharesMustBeHeldAfterPurchaseBeforeSharesMayBeTraded" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardPeriodForWhichSharesMustBeHeldAfterPurchaseBeforeSharesMayBeTraded" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardPeriodForWhichSharesMustBeHeldAfterPurchaseBeforeSharesMayBeTraded" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardPeriodForWhichSharesMustBeHeldAfterPurchaseBeforeSharesMayBeTraded" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardPeriodForWhichSharesMustBeHeldAfterPurchaseBeforeSharesMayBeTraded" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardPeriodForWhichSharesMustBeHeldAfterPurchaseBeforeSharesMayBeTraded">Share Based Compensation Arrangement by Share Based Payment Award Period for which Shares must be Held after Purchase before Shares may be Traded</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardPeriodForWhichSharesMustBeHeldAfterPurchaseBeforeSharesMayBeTraded" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardPeriodForWhichSharesMustBeHeldAfterPurchaseBeforeSharesMayBeTraded" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardPeriodForWhichSharesMustBeHeldAfterPurchaseBeforeSharesMayBeTraded" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardPeriodForWhichSharesMustBeHeldAfterPurchaseBeforeSharesMayBeTraded_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardPeriodForWhichSharesMustBeHeldAfterPurchaseBeforeSharesMayBeTraded_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardPeriodForWhichSharesMustBeHeldAfterPurchaseBeforeSharesMayBeTraded_1">Period for which shares must be held after purchase under the Purchase Plan before being eligible to be traded</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardPeriodForWhichSharesMustBeHeldAfterPurchaseBeforeSharesMayBeTraded" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardPeriodForWhichSharesMustBeHeldAfterPurchaseBeforeSharesMayBeTraded_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardPeriodForWhichSharesMustBeHeldAfterPurchaseBeforeSharesMayBeTraded_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardPeriodForWhichSharesMustBeHeldAfterPurchaseBeforeSharesMayBeTraded_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardPeriodForWhichSharesMustBeHeldAfterPurchaseBeforeSharesMayBeTraded_2" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardPeriodForWhichSharesMustBeHeldAfterPurchaseBeforeSharesMayBeTraded_2">Represents the holding period from the date of purchase under the Purchase Plan before shares may be traded.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardPeriodForWhichSharesMustBeHeldAfterPurchaseBeforeSharesMayBeTraded" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardPeriodForWhichSharesMustBeHeldAfterPurchaseBeforeSharesMayBeTraded_2" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardPeriodForWhichSharesMustBeHeldAfterPurchaseBeforeSharesMayBeTraded_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesAvailableForGrantRollForward" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesAvailableForGrantRollForward" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesAvailableForGrantRollForward" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesAvailableForGrantRollForward" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesAvailableForGrantRollForward" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesAvailableForGrantRollForward">Share Based Compensation Arrangement by Share Based Payment Award Shares Available for Grant [Roll Forward]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesAvailableForGrantRollForward" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesAvailableForGrantRollForward" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesAvailableForGrantRollForward" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesAvailableForGrantRollForward_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesAvailableForGrantRollForward_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesAvailableForGrantRollForward_1">Shares Available For Grant</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesAvailableForGrantRollForward" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesAvailableForGrantRollForward_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesAvailableForGrantRollForward_1" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ShareBasedCompensationArrangementByShareBasedPaymentAwardTypesOfVestingSchedules" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardTypesOfVestingSchedules" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardTypesOfVestingSchedules" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardTypesOfVestingSchedules" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardTypesOfVestingSchedules" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardTypesOfVestingSchedules">Share Based Compensation Arrangement by Share Based Payment Award Types of Vesting Schedules</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardTypesOfVestingSchedules" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardTypesOfVestingSchedules" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardTypesOfVestingSchedules" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardTypesOfVestingSchedules_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardTypesOfVestingSchedules_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardTypesOfVestingSchedules_1">Types of vesting schedules (in count)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardTypesOfVestingSchedules" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardTypesOfVestingSchedules_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardTypesOfVestingSchedules_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardTypesOfVestingSchedules_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardTypesOfVestingSchedules_2" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardTypesOfVestingSchedules_2">Represents the types of vesting schedules.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardTypesOfVestingSchedules" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardTypesOfVestingSchedules_2" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardTypesOfVestingSchedules_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ShareBasedCompensationByShareBasedPaymentAwardOptionsAdditionalServingPeriodOfDirectorInCaseOfDisability" xlink:label="ShareBasedCompensationByShareBasedPaymentAwardOptionsAdditionalServingPeriodOfDirectorInCaseOfDisability" xlink:title="ShareBasedCompensationByShareBasedPaymentAwardOptionsAdditionalServingPeriodOfDirectorInCaseOfDisability" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsAdditionalServingPeriodOfDirectorInCaseOfDisability" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsAdditionalServingPeriodOfDirectorInCaseOfDisability" xml:lang="en-US" id="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsAdditionalServingPeriodOfDirectorInCaseOfDisability">Additional serving period of director in case of disability</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationByShareBasedPaymentAwardOptionsAdditionalServingPeriodOfDirectorInCaseOfDisability" xlink:to="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsAdditionalServingPeriodOfDirectorInCaseOfDisability" xlink:title="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsAdditionalServingPeriodOfDirectorInCaseOfDisability" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsAdditionalServingPeriodOfDirectorInCaseOfDisability_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsAdditionalServingPeriodOfDirectorInCaseOfDisability_1" xml:lang="en-US" id="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsAdditionalServingPeriodOfDirectorInCaseOfDisability_1">Represents the additional service credit assumption given upon the death or disability of a director.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationByShareBasedPaymentAwardOptionsAdditionalServingPeriodOfDirectorInCaseOfDisability" xlink:to="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsAdditionalServingPeriodOfDirectorInCaseOfDisability_1" xlink:title="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsAdditionalServingPeriodOfDirectorInCaseOfDisability_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsAdditionalServingPeriodOfDirectorInCaseOfDisability_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsAdditionalServingPeriodOfDirectorInCaseOfDisability_2" xml:lang="en-US" id="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsAdditionalServingPeriodOfDirectorInCaseOfDisability_2">Share Based Compensation by Share Based Payment Award Options Additional Serving Period of Director in Case of Disability</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationByShareBasedPaymentAwardOptionsAdditionalServingPeriodOfDirectorInCaseOfDisability" xlink:to="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsAdditionalServingPeriodOfDirectorInCaseOfDisability_2" xlink:title="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsAdditionalServingPeriodOfDirectorInCaseOfDisability_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ShareBasedCompensationByShareBasedPaymentAwardOptionsExpirationTerm" xlink:label="ShareBasedCompensationByShareBasedPaymentAwardOptionsExpirationTerm" xlink:title="ShareBasedCompensationByShareBasedPaymentAwardOptionsExpirationTerm" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsExpirationTerm" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsExpirationTerm" xml:lang="en-US" id="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsExpirationTerm">Share Based Compensation by Share Based Payment Award Options Expiration Term</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationByShareBasedPaymentAwardOptionsExpirationTerm" xlink:to="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsExpirationTerm" xlink:title="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsExpirationTerm" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsExpirationTerm_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsExpirationTerm_1" xml:lang="en-US" id="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsExpirationTerm_1">Expiration term of options from date of grant</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationByShareBasedPaymentAwardOptionsExpirationTerm" xlink:to="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsExpirationTerm_1" xlink:title="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsExpirationTerm_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsExpirationTerm_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsExpirationTerm_2" xml:lang="en-US" id="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsExpirationTerm_2">Represents the term of an option from the date of grant.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationByShareBasedPaymentAwardOptionsExpirationTerm" xlink:to="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsExpirationTerm_2" xlink:title="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsExpirationTerm_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirector" xlink:label="ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirector" xlink:title="ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirector" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirector" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirector" xml:lang="en-US" id="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirector">Represents the maximum exercisable period following the optionee's termination of service as a director, unless such termination is a result of death or permanent and total disability.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirector" xlink:to="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirector" xlink:title="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirector" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirector_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirector_1" xml:lang="en-US" id="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirector_1">Share Based Compensation by Share Based Payment Award Options Maximum Exercisable Period Following Optionees Termination of Service as Director</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirector" xlink:to="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirector_1" xlink:title="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirector_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirector_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirector_2" xml:lang="en-US" id="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirector_2">Maximum exercisable period following the optionee's termination of service as a director</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirector" xlink:to="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirector_2" xlink:title="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirector_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirectorDueToDeath" xlink:label="ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirectorDueToDeath" xlink:title="ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirectorDueToDeath" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirectorDueToDeath" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirectorDueToDeath" xml:lang="en-US" id="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirectorDueToDeath">Share Based Compensation by Share Based Payment Award Options Maximum Exercisable Period Following Optionees Termination of Service as Director Due to Death</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirectorDueToDeath" xlink:to="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirectorDueToDeath" xlink:title="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirectorDueToDeath" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirectorDueToDeath_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirectorDueToDeath_1" xml:lang="en-US" id="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirectorDueToDeath_1">Maximum exercisable period following the optionee's termination of service as a director due to death</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirectorDueToDeath" xlink:to="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirectorDueToDeath_1" xlink:title="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirectorDueToDeath_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirectorDueToDeath_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirectorDueToDeath_2" xml:lang="en-US" id="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirectorDueToDeath_2">Represents the maximum exercisable period following the optionee's termination of service as director due to death.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirectorDueToDeath" xlink:to="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirectorDueToDeath_2" xlink:title="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirectorDueToDeath_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirectorDueToDeathOrPermanentDisability" xlink:label="ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirectorDueToDeathOrPermanentDisability" xlink:title="ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirectorDueToDeathOrPermanentDisability" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirectorDueToDeathOrPermanentDisability" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirectorDueToDeathOrPermanentDisability" xml:lang="en-US" id="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirectorDueToDeathOrPermanentDisability">Share Based Compensation by Share Based Payment Award Options Maximum Exercisable Period Following Optionees Termination of Service as Director Due to Death or Permanent Disability</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirectorDueToDeathOrPermanentDisability" xlink:to="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirectorDueToDeathOrPermanentDisability" xlink:title="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirectorDueToDeathOrPermanentDisability" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirectorDueToDeathOrPermanentDisability_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirectorDueToDeathOrPermanentDisability_1" xml:lang="en-US" id="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirectorDueToDeathOrPermanentDisability_1">Maximum exercisable period following the optionee's termination of service as a director due to death or permanent and total disability</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirectorDueToDeathOrPermanentDisability" xlink:to="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirectorDueToDeathOrPermanentDisability_1" xlink:title="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirectorDueToDeathOrPermanentDisability_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirectorDueToDeathOrPermanentDisability_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirectorDueToDeathOrPermanentDisability_2" xml:lang="en-US" id="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirectorDueToDeathOrPermanentDisability_2">Represents the maximum exercisable period following the optionee's termination of service as a director due to death or permanent and total disability.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirectorDueToDeathOrPermanentDisability" xlink:to="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirectorDueToDeathOrPermanentDisability_2" xlink:title="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExercisablePeriodFollowingOptioneesTerminationOfServiceAsDirectorDueToDeathOrPermanentDisability_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExpirationTermForOptionsGrantedToOptioneesWithOwnershipOfMoreThan10PercentageOfCommonStock" xlink:label="ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExpirationTermForOptionsGrantedToOptioneesWithOwnershipOfMoreThan10PercentageOfCommonStock" xlink:title="ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExpirationTermForOptionsGrantedToOptioneesWithOwnershipOfMoreThan10PercentageOfCommonStock" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExpirationTermForOptionsGrantedToOptioneesWithOwnershipOfMoreThan10PercentageOfCommonStock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExpirationTermForOptionsGrantedToOptioneesWithOwnershipOfMoreThan10PercentageOfCommonStock" xml:lang="en-US" id="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExpirationTermForOptionsGrantedToOptioneesWithOwnershipOfMoreThan10PercentageOfCommonStock">Share Based Compensation by Share Based Payment Award Options Maximum Expiration Term for Options Granted to Optionees with Ownership of More than 10 Percentage of Common Stock</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExpirationTermForOptionsGrantedToOptioneesWithOwnershipOfMoreThan10PercentageOfCommonStock" xlink:to="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExpirationTermForOptionsGrantedToOptioneesWithOwnershipOfMoreThan10PercentageOfCommonStock" xlink:title="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExpirationTermForOptionsGrantedToOptioneesWithOwnershipOfMoreThan10PercentageOfCommonStock" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExpirationTermForOptionsGrantedToOptioneesWithOwnershipOfMoreThan10PercentageOfCommonStock_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExpirationTermForOptionsGrantedToOptioneesWithOwnershipOfMoreThan10PercentageOfCommonStock_1" xml:lang="en-US" id="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExpirationTermForOptionsGrantedToOptioneesWithOwnershipOfMoreThan10PercentageOfCommonStock_1">Maximum expiration term of options granted to employees having more than 10 % outstanding common stock</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExpirationTermForOptionsGrantedToOptioneesWithOwnershipOfMoreThan10PercentageOfCommonStock" xlink:to="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExpirationTermForOptionsGrantedToOptioneesWithOwnershipOfMoreThan10PercentageOfCommonStock_1" xlink:title="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExpirationTermForOptionsGrantedToOptioneesWithOwnershipOfMoreThan10PercentageOfCommonStock_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExpirationTermForOptionsGrantedToOptioneesWithOwnershipOfMoreThan10PercentageOfCommonStock_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExpirationTermForOptionsGrantedToOptioneesWithOwnershipOfMoreThan10PercentageOfCommonStock_2" xml:lang="en-US" id="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExpirationTermForOptionsGrantedToOptioneesWithOwnershipOfMoreThan10PercentageOfCommonStock_2">Represents the maximum expiration term of options granted to employees having more than 10 % outstanding common stock.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExpirationTermForOptionsGrantedToOptioneesWithOwnershipOfMoreThan10PercentageOfCommonStock" xlink:to="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExpirationTermForOptionsGrantedToOptioneesWithOwnershipOfMoreThan10PercentageOfCommonStock_2" xlink:title="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsMaximumExpirationTermForOptionsGrantedToOptioneesWithOwnershipOfMoreThan10PercentageOfCommonStock_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ShareBasedCompensationByShareBasedPaymentAwardOptionsPeriodFollowingTerminationOfServiceWithinWhichOptioneeDies" xlink:label="ShareBasedCompensationByShareBasedPaymentAwardOptionsPeriodFollowingTerminationOfServiceWithinWhichOptioneeDies" xlink:title="ShareBasedCompensationByShareBasedPaymentAwardOptionsPeriodFollowingTerminationOfServiceWithinWhichOptioneeDies" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsPeriodFollowingTerminationOfServiceWithinWhichOptioneeDies" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsPeriodFollowingTerminationOfServiceWithinWhichOptioneeDies" xml:lang="en-US" id="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsPeriodFollowingTerminationOfServiceWithinWhichOptioneeDies">Share Based Compensation by Share Based Payment Award Options Period Following Termination of Service within which Optionee Dies</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationByShareBasedPaymentAwardOptionsPeriodFollowingTerminationOfServiceWithinWhichOptioneeDies" xlink:to="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsPeriodFollowingTerminationOfServiceWithinWhichOptioneeDies" xlink:title="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsPeriodFollowingTerminationOfServiceWithinWhichOptioneeDies" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsPeriodFollowingTerminationOfServiceWithinWhichOptioneeDies_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsPeriodFollowingTerminationOfServiceWithinWhichOptioneeDies_1" xml:lang="en-US" id="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsPeriodFollowingTerminationOfServiceWithinWhichOptioneeDies_1">Period following the termination of service within which optionee dies</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationByShareBasedPaymentAwardOptionsPeriodFollowingTerminationOfServiceWithinWhichOptioneeDies" xlink:to="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsPeriodFollowingTerminationOfServiceWithinWhichOptioneeDies_1" xlink:title="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsPeriodFollowingTerminationOfServiceWithinWhichOptioneeDies_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsPeriodFollowingTerminationOfServiceWithinWhichOptioneeDies_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsPeriodFollowingTerminationOfServiceWithinWhichOptioneeDies_2" xml:lang="en-US" id="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsPeriodFollowingTerminationOfServiceWithinWhichOptioneeDies_2">Represents the period following the termination of service within which the optionee dies.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationByShareBasedPaymentAwardOptionsPeriodFollowingTerminationOfServiceWithinWhichOptioneeDies" xlink:to="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsPeriodFollowingTerminationOfServiceWithinWhichOptioneeDies_2" xlink:title="label_ShareBasedCompensationByShareBasedPaymentAwardOptionsPeriodFollowingTerminationOfServiceWithinWhichOptioneeDies_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ShareBasedGoodsAndNonemployeeServicesCapitalizedCost" xlink:label="ShareBasedGoodsAndNonemployeeServicesCapitalizedCost" xlink:title="ShareBasedGoodsAndNonemployeeServicesCapitalizedCost" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedGoodsAndNonemployeeServicesCapitalizedCost" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedGoodsAndNonemployeeServicesCapitalizedCost" xml:lang="en-US" id="label_ShareBasedGoodsAndNonemployeeServicesCapitalizedCost">Share Based Goods and Nonemployee Services Capitalized Cost</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedGoodsAndNonemployeeServicesCapitalizedCost" xlink:to="label_ShareBasedGoodsAndNonemployeeServicesCapitalizedCost" xlink:title="label_ShareBasedGoodsAndNonemployeeServicesCapitalizedCost" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedGoodsAndNonemployeeServicesCapitalizedCost_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ShareBasedGoodsAndNonemployeeServicesCapitalizedCost_1" xml:lang="en-US" id="label_ShareBasedGoodsAndNonemployeeServicesCapitalizedCost_1">The total remaining amount of capitalized costs resulting from the transaction in which equity securities were issued to pay for goods or nonemployee services.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedGoodsAndNonemployeeServicesCapitalizedCost" xlink:to="label_ShareBasedGoodsAndNonemployeeServicesCapitalizedCost_1" xlink:title="label_ShareBasedGoodsAndNonemployeeServicesCapitalizedCost_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedGoodsAndNonemployeeServicesCapitalizedCost_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedGoodsAndNonemployeeServicesCapitalizedCost_2" xml:lang="en-US" id="label_ShareBasedGoodsAndNonemployeeServicesCapitalizedCost_2">Prepaid asset relating to operating expense</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedGoodsAndNonemployeeServicesCapitalizedCost" xlink:to="label_ShareBasedGoodsAndNonemployeeServicesCapitalizedCost_2" xlink:title="label_ShareBasedGoodsAndNonemployeeServicesCapitalizedCost_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ShareBasedGoodsAndNonemployeeServicesTransactionReclassificationsFromLiabilitiesToStockholdersEquity" xlink:label="ShareBasedGoodsAndNonemployeeServicesTransactionReclassificationsFromLiabilitiesToStockholdersEquity" xlink:title="ShareBasedGoodsAndNonemployeeServicesTransactionReclassificationsFromLiabilitiesToStockholdersEquity" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedGoodsAndNonemployeeServicesTransactionReclassificationsFromLiabilitiesToStockholdersEquity" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ShareBasedGoodsAndNonemployeeServicesTransactionReclassificationsFromLiabilitiesToStockholdersEquity" xml:lang="en-US" id="label_ShareBasedGoodsAndNonemployeeServicesTransactionReclassificationsFromLiabilitiesToStockholdersEquity">Represents the amount of reclassifications from liabilities to stockholders' equity on exercise of equity based awards issued to pay for goods or nonemployee services.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedGoodsAndNonemployeeServicesTransactionReclassificationsFromLiabilitiesToStockholdersEquity" xlink:to="label_ShareBasedGoodsAndNonemployeeServicesTransactionReclassificationsFromLiabilitiesToStockholdersEquity" xlink:title="label_ShareBasedGoodsAndNonemployeeServicesTransactionReclassificationsFromLiabilitiesToStockholdersEquity" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedGoodsAndNonemployeeServicesTransactionReclassificationsFromLiabilitiesToStockholdersEquity_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedGoodsAndNonemployeeServicesTransactionReclassificationsFromLiabilitiesToStockholdersEquity_1" xml:lang="en-US" id="label_ShareBasedGoodsAndNonemployeeServicesTransactionReclassificationsFromLiabilitiesToStockholdersEquity_1">Share Based Goods and Nonemployee Services Transaction Reclassifications from Liabilities to Stockholders Equity</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedGoodsAndNonemployeeServicesTransactionReclassificationsFromLiabilitiesToStockholdersEquity" xlink:to="label_ShareBasedGoodsAndNonemployeeServicesTransactionReclassificationsFromLiabilitiesToStockholdersEquity_1" xlink:title="label_ShareBasedGoodsAndNonemployeeServicesTransactionReclassificationsFromLiabilitiesToStockholdersEquity_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedGoodsAndNonemployeeServicesTransactionReclassificationsFromLiabilitiesToStockholdersEquity_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedGoodsAndNonemployeeServicesTransactionReclassificationsFromLiabilitiesToStockholdersEquity_2" xml:lang="en-US" id="label_ShareBasedGoodsAndNonemployeeServicesTransactionReclassificationsFromLiabilitiesToStockholdersEquity_2">Amount of reclassifications from current liabilities to stockholders' equity</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedGoodsAndNonemployeeServicesTransactionReclassificationsFromLiabilitiesToStockholdersEquity" xlink:to="label_ShareBasedGoodsAndNonemployeeServicesTransactionReclassificationsFromLiabilitiesToStockholdersEquity_2" xlink:title="label_ShareBasedGoodsAndNonemployeeServicesTransactionReclassificationsFromLiabilitiesToStockholdersEquity_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_StockIssuedDuringPeriodSharesPrivateOffering" xlink:label="StockIssuedDuringPeriodSharesPrivateOffering" xlink:title="StockIssuedDuringPeriodSharesPrivateOffering" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodSharesPrivateOffering" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_StockIssuedDuringPeriodSharesPrivateOffering" xml:lang="en-US" id="label_StockIssuedDuringPeriodSharesPrivateOffering">Number of new stock issued in connection with private offerings during the period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodSharesPrivateOffering" xlink:to="label_StockIssuedDuringPeriodSharesPrivateOffering" xlink:title="label_StockIssuedDuringPeriodSharesPrivateOffering" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodSharesPrivateOffering_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodSharesPrivateOffering_1" xml:lang="en-US" id="label_StockIssuedDuringPeriodSharesPrivateOffering_1">Stock Issued During Period Shares Private Offering</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodSharesPrivateOffering" xlink:to="label_StockIssuedDuringPeriodSharesPrivateOffering_1" xlink:title="label_StockIssuedDuringPeriodSharesPrivateOffering_1" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodSharesPrivateOffering_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockIssuedDuringPeriodSharesPrivateOffering_2" xml:lang="en-US" id="label_StockIssuedDuringPeriodSharesPrivateOffering_2">Issuance of common stock in connection with private offering, net of issuance costs of $44 (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodSharesPrivateOffering" xlink:to="label_StockIssuedDuringPeriodSharesPrivateOffering_2" xlink:title="label_StockIssuedDuringPeriodSharesPrivateOffering_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_StockIssuedDuringPeriodValuePrivateOffering" xlink:label="StockIssuedDuringPeriodValuePrivateOffering" xlink:title="StockIssuedDuringPeriodValuePrivateOffering" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValuePrivateOffering" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodValuePrivateOffering" xml:lang="en-US" id="label_StockIssuedDuringPeriodValuePrivateOffering">Stock Issued During Period Value Private Offering</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValuePrivateOffering" xlink:to="label_StockIssuedDuringPeriodValuePrivateOffering" xlink:title="label_StockIssuedDuringPeriodValuePrivateOffering" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValuePrivateOffering_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockIssuedDuringPeriodValuePrivateOffering_1" xml:lang="en-US" id="label_StockIssuedDuringPeriodValuePrivateOffering_1">Issuance of common stock in connection with private offering, net of issuance costs of $44</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValuePrivateOffering" xlink:to="label_StockIssuedDuringPeriodValuePrivateOffering_1" xlink:title="label_StockIssuedDuringPeriodValuePrivateOffering_1" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValuePrivateOffering_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_StockIssuedDuringPeriodValuePrivateOffering_2" xml:lang="en-US" id="label_StockIssuedDuringPeriodValuePrivateOffering_2">Equity impact of the value of new stock issued in connection with private offerings during the period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValuePrivateOffering" xlink:to="label_StockIssuedDuringPeriodValuePrivateOffering_2" xlink:title="label_StockIssuedDuringPeriodValuePrivateOffering_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_StockIssuedDuringPeriodValuePurchaseOfResearchAndDevelopmentAssets" xlink:label="StockIssuedDuringPeriodValuePurchaseOfResearchAndDevelopmentAssets" xlink:title="StockIssuedDuringPeriodValuePurchaseOfResearchAndDevelopmentAssets" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValuePurchaseOfResearchAndDevelopmentAssets" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_StockIssuedDuringPeriodValuePurchaseOfResearchAndDevelopmentAssets" xml:lang="en-US" id="label_StockIssuedDuringPeriodValuePurchaseOfResearchAndDevelopmentAssets">Value of shares of stock issued during the period as part of a transaction to acquire research and development assets that do not qualify as a business combination.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValuePurchaseOfResearchAndDevelopmentAssets" xlink:to="label_StockIssuedDuringPeriodValuePurchaseOfResearchAndDevelopmentAssets" xlink:title="label_StockIssuedDuringPeriodValuePurchaseOfResearchAndDevelopmentAssets" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValuePurchaseOfResearchAndDevelopmentAssets_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockIssuedDuringPeriodValuePurchaseOfResearchAndDevelopmentAssets_1" xml:lang="en-US" id="label_StockIssuedDuringPeriodValuePurchaseOfResearchAndDevelopmentAssets_1">Issuance of common stock for acquired in-process research and development</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValuePurchaseOfResearchAndDevelopmentAssets" xlink:to="label_StockIssuedDuringPeriodValuePurchaseOfResearchAndDevelopmentAssets_1" xlink:title="label_StockIssuedDuringPeriodValuePurchaseOfResearchAndDevelopmentAssets_1" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValuePurchaseOfResearchAndDevelopmentAssets_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodValuePurchaseOfResearchAndDevelopmentAssets_2" xml:lang="en-US" id="label_StockIssuedDuringPeriodValuePurchaseOfResearchAndDevelopmentAssets_2">Stock Issued During Period Value Purchase of Research and Development Assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValuePurchaseOfResearchAndDevelopmentAssets" xlink:to="label_StockIssuedDuringPeriodValuePurchaseOfResearchAndDevelopmentAssets_2" xlink:title="label_StockIssuedDuringPeriodValuePurchaseOfResearchAndDevelopmentAssets_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_StockOptionPlan1992Member" xlink:label="StockOptionPlan1992Member" xlink:title="StockOptionPlan1992Member" />
    <link:label xlink:type="resource" xlink:label="label_StockOptionPlan1992Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_StockOptionPlan1992Member" xml:lang="en-US" id="label_StockOptionPlan1992Member">Represents information pertaining to the 1992 Stock Option Plan.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockOptionPlan1992Member" xlink:to="label_StockOptionPlan1992Member" xlink:title="label_StockOptionPlan1992Member" />
    <link:label xlink:type="resource" xlink:label="label_StockOptionPlan1992Member_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockOptionPlan1992Member_1" xml:lang="en-US" id="label_StockOptionPlan1992Member_1">Stock Option Plan 1992 [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockOptionPlan1992Member" xlink:to="label_StockOptionPlan1992Member_1" xlink:title="label_StockOptionPlan1992Member_1" />
    <link:label xlink:type="resource" xlink:label="label_StockOptionPlan1992Member_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockOptionPlan1992Member_2" xml:lang="en-US" id="label_StockOptionPlan1992Member_2">1992 Plan</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockOptionPlan1992Member" xlink:to="label_StockOptionPlan1992Member_2" xlink:title="label_StockOptionPlan1992Member_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_StockOptionsGrantedUponFirstAppointmentToBoardOfDirectorsMember" xlink:label="StockOptionsGrantedUponFirstAppointmentToBoardOfDirectorsMember" xlink:title="StockOptionsGrantedUponFirstAppointmentToBoardOfDirectorsMember" />
    <link:label xlink:type="resource" xlink:label="label_StockOptionsGrantedUponFirstAppointmentToBoardOfDirectorsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockOptionsGrantedUponFirstAppointmentToBoardOfDirectorsMember" xml:lang="en-US" id="label_StockOptionsGrantedUponFirstAppointmentToBoardOfDirectorsMember">Stock Options Granted upon First Appointment to Board of Directors [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockOptionsGrantedUponFirstAppointmentToBoardOfDirectorsMember" xlink:to="label_StockOptionsGrantedUponFirstAppointmentToBoardOfDirectorsMember" xlink:title="label_StockOptionsGrantedUponFirstAppointmentToBoardOfDirectorsMember" />
    <link:label xlink:type="resource" xlink:label="label_StockOptionsGrantedUponFirstAppointmentToBoardOfDirectorsMember_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockOptionsGrantedUponFirstAppointmentToBoardOfDirectorsMember_1" xml:lang="en-US" id="label_StockOptionsGrantedUponFirstAppointmentToBoardOfDirectorsMember_1">First Option</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockOptionsGrantedUponFirstAppointmentToBoardOfDirectorsMember" xlink:to="label_StockOptionsGrantedUponFirstAppointmentToBoardOfDirectorsMember_1" xlink:title="label_StockOptionsGrantedUponFirstAppointmentToBoardOfDirectorsMember_1" />
    <link:label xlink:type="resource" xlink:label="label_StockOptionsGrantedUponFirstAppointmentToBoardOfDirectorsMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_StockOptionsGrantedUponFirstAppointmentToBoardOfDirectorsMember_2" xml:lang="en-US" id="label_StockOptionsGrantedUponFirstAppointmentToBoardOfDirectorsMember_2">Represents information pertaining to the stock options granted upon first appointment to the Board of Directors.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockOptionsGrantedUponFirstAppointmentToBoardOfDirectorsMember" xlink:to="label_StockOptionsGrantedUponFirstAppointmentToBoardOfDirectorsMember_2" xlink:title="label_StockOptionsGrantedUponFirstAppointmentToBoardOfDirectorsMember_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_SubsequentDirectorOptionMember" xlink:label="SubsequentDirectorOptionMember" xlink:title="SubsequentDirectorOptionMember" />
    <link:label xlink:type="resource" xlink:label="label_SubsequentDirectorOptionMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SubsequentDirectorOptionMember" xml:lang="en-US" id="label_SubsequentDirectorOptionMember">Subsequent Director Option [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SubsequentDirectorOptionMember" xlink:to="label_SubsequentDirectorOptionMember" xlink:title="label_SubsequentDirectorOptionMember" />
    <link:label xlink:type="resource" xlink:label="label_SubsequentDirectorOptionMember_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SubsequentDirectorOptionMember_1" xml:lang="en-US" id="label_SubsequentDirectorOptionMember_1">Subsequent Director Option</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SubsequentDirectorOptionMember" xlink:to="label_SubsequentDirectorOptionMember_1" xlink:title="label_SubsequentDirectorOptionMember_1" />
    <link:label xlink:type="resource" xlink:label="label_SubsequentDirectorOptionMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_SubsequentDirectorOptionMember_2" xml:lang="en-US" id="label_SubsequentDirectorOptionMember_2">Represents information pertaining to the stock options to be granted by the entity subsequent to the grant upon first appointment to the Board of Directors.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SubsequentDirectorOptionMember" xlink:to="label_SubsequentDirectorOptionMember_2" xlink:title="label_SubsequentDirectorOptionMember_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_TATherapeuticsLtdMember" xlink:label="TATherapeuticsLtdMember" xlink:title="TATherapeuticsLtdMember" />
    <link:label xlink:type="resource" xlink:label="label_TATherapeuticsLtdMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_TATherapeuticsLtdMember" xml:lang="en-US" id="label_TATherapeuticsLtdMember">T A Therapeutics Ltd [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TATherapeuticsLtdMember" xlink:to="label_TATherapeuticsLtdMember" xlink:title="label_TATherapeuticsLtdMember" />
    <link:label xlink:type="resource" xlink:label="label_TATherapeuticsLtdMember_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_TATherapeuticsLtdMember_1" xml:lang="en-US" id="label_TATherapeuticsLtdMember_1">Represents information pertaining to TA Therapeutics, Ltd, a former majority-owned subsidiary of the entity. Biotechnology Research Corporation (BRC) is a minority shareholder.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TATherapeuticsLtdMember" xlink:to="label_TATherapeuticsLtdMember_1" xlink:title="label_TATherapeuticsLtdMember_1" />
    <link:label xlink:type="resource" xlink:label="label_TATherapeuticsLtdMember_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_TATherapeuticsLtdMember_2" xml:lang="en-US" id="label_TATherapeuticsLtdMember_2">TAT</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TATherapeuticsLtdMember" xlink:to="label_TATherapeuticsLtdMember_2" xlink:title="label_TATherapeuticsLtdMember_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_TelomeraseActivationSciencesIncMember" xlink:label="TelomeraseActivationSciencesIncMember" xlink:title="TelomeraseActivationSciencesIncMember" />
    <link:label xlink:type="resource" xlink:label="label_TelomeraseActivationSciencesIncMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_TelomeraseActivationSciencesIncMember" xml:lang="en-US" id="label_TelomeraseActivationSciencesIncMember">TA Sciences</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TelomeraseActivationSciencesIncMember" xlink:to="label_TelomeraseActivationSciencesIncMember" xlink:title="label_TelomeraseActivationSciencesIncMember" />
    <link:label xlink:type="resource" xlink:label="label_TelomeraseActivationSciencesIncMember_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_TelomeraseActivationSciencesIncMember_1" xml:lang="en-US" id="label_TelomeraseActivationSciencesIncMember_1">Represents information pertaining to Telomerase Activation Sciences, Inc.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TelomeraseActivationSciencesIncMember" xlink:to="label_TelomeraseActivationSciencesIncMember_1" xlink:title="label_TelomeraseActivationSciencesIncMember_1" />
    <link:label xlink:type="resource" xlink:label="label_TelomeraseActivationSciencesIncMember_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_TelomeraseActivationSciencesIncMember_2" xml:lang="en-US" id="label_TelomeraseActivationSciencesIncMember_2">Telomerase Activation Sciences Inc [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TelomeraseActivationSciencesIncMember" xlink:to="label_TelomeraseActivationSciencesIncMember_2" xlink:title="label_TelomeraseActivationSciencesIncMember_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_TermOfWarrantsIssuedByLegalEntity" xlink:label="TermOfWarrantsIssuedByLegalEntity" xlink:title="TermOfWarrantsIssuedByLegalEntity" />
    <link:label xlink:type="resource" xlink:label="label_TermOfWarrantsIssuedByLegalEntity" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_TermOfWarrantsIssuedByLegalEntity" xml:lang="en-US" id="label_TermOfWarrantsIssuedByLegalEntity">Represents the term of the warrants issued by the legal entity.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TermOfWarrantsIssuedByLegalEntity" xlink:to="label_TermOfWarrantsIssuedByLegalEntity" xlink:title="label_TermOfWarrantsIssuedByLegalEntity" />
    <link:label xlink:type="resource" xlink:label="label_TermOfWarrantsIssuedByLegalEntity_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_TermOfWarrantsIssuedByLegalEntity_1" xml:lang="en-US" id="label_TermOfWarrantsIssuedByLegalEntity_1">Term of warrants issued</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TermOfWarrantsIssuedByLegalEntity" xlink:to="label_TermOfWarrantsIssuedByLegalEntity_1" xlink:title="label_TermOfWarrantsIssuedByLegalEntity_1" />
    <link:label xlink:type="resource" xlink:label="label_TermOfWarrantsIssuedByLegalEntity_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_TermOfWarrantsIssuedByLegalEntity_2" xml:lang="en-US" id="label_TermOfWarrantsIssuedByLegalEntity_2">Term Of Warrants Issued By Legal Entity</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TermOfWarrantsIssuedByLegalEntity" xlink:to="label_TermOfWarrantsIssuedByLegalEntity_2" xlink:title="label_TermOfWarrantsIssuedByLegalEntity_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_TransOvaGeneticsLCMember" xlink:label="TransOvaGeneticsLCMember" xlink:title="TransOvaGeneticsLCMember" />
    <link:label xlink:type="resource" xlink:label="label_TransOvaGeneticsLCMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_TransOvaGeneticsLCMember" xml:lang="en-US" id="label_TransOvaGeneticsLCMember">Represents the percentage of potential proceeds receivable by the entity upon the sale of a non-marketable equity investment.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TransOvaGeneticsLCMember" xlink:to="label_TransOvaGeneticsLCMember" xlink:title="label_TransOvaGeneticsLCMember" />
    <link:label xlink:type="resource" xlink:label="label_TransOvaGeneticsLCMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_TransOvaGeneticsLCMember_1" xml:lang="en-US" id="label_TransOvaGeneticsLCMember_1">Trans Ova Genetics L C [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TransOvaGeneticsLCMember" xlink:to="label_TransOvaGeneticsLCMember_1" xlink:title="label_TransOvaGeneticsLCMember_1" />
    <link:label xlink:type="resource" xlink:label="label_TransOvaGeneticsLCMember_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_TransOvaGeneticsLCMember_2" xml:lang="en-US" id="label_TransOvaGeneticsLCMember_2">Trans Ova</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TransOvaGeneticsLCMember" xlink:to="label_TransOvaGeneticsLCMember_2" xlink:title="label_TransOvaGeneticsLCMember_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_VariableInterestEntityFinancialOrOtherSupportToFundPriorLossesAmount" xlink:label="VariableInterestEntityFinancialOrOtherSupportToFundPriorLossesAmount" xlink:title="VariableInterestEntityFinancialOrOtherSupportToFundPriorLossesAmount" />
    <link:label xlink:type="resource" xlink:label="label_VariableInterestEntityFinancialOrOtherSupportToFundPriorLossesAmount" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_VariableInterestEntityFinancialOrOtherSupportToFundPriorLossesAmount" xml:lang="en-US" id="label_VariableInterestEntityFinancialOrOtherSupportToFundPriorLossesAmount">Represents the amount of the entity's loan used to fund prior losses of its investee (such as unconsolidated subsidiaries and joint ventures) to which the equity method of accounting is applied.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="VariableInterestEntityFinancialOrOtherSupportToFundPriorLossesAmount" xlink:to="label_VariableInterestEntityFinancialOrOtherSupportToFundPriorLossesAmount" xlink:title="label_VariableInterestEntityFinancialOrOtherSupportToFundPriorLossesAmount" />
    <link:label xlink:type="resource" xlink:label="label_VariableInterestEntityFinancialOrOtherSupportToFundPriorLossesAmount_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_VariableInterestEntityFinancialOrOtherSupportToFundPriorLossesAmount_1" xml:lang="en-US" id="label_VariableInterestEntityFinancialOrOtherSupportToFundPriorLossesAmount_1">Variable Interest Entity Financial or Other Support to Fund Prior Losses Amount</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="VariableInterestEntityFinancialOrOtherSupportToFundPriorLossesAmount" xlink:to="label_VariableInterestEntityFinancialOrOtherSupportToFundPriorLossesAmount_1" xlink:title="label_VariableInterestEntityFinancialOrOtherSupportToFundPriorLossesAmount_1" />
    <link:label xlink:type="resource" xlink:label="label_VariableInterestEntityFinancialOrOtherSupportToFundPriorLossesAmount_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_VariableInterestEntityFinancialOrOtherSupportToFundPriorLossesAmount_2" xml:lang="en-US" id="label_VariableInterestEntityFinancialOrOtherSupportToFundPriorLossesAmount_2">Amount of loan used to fund prior losses</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="VariableInterestEntityFinancialOrOtherSupportToFundPriorLossesAmount" xlink:to="label_VariableInterestEntityFinancialOrOtherSupportToFundPriorLossesAmount_2" xlink:title="label_VariableInterestEntityFinancialOrOtherSupportToFundPriorLossesAmount_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_VestingRightsPercentage" xlink:label="VestingRightsPercentage" xlink:title="VestingRightsPercentage" />
    <link:label xlink:type="resource" xlink:label="label_VestingRightsPercentage" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_VestingRightsPercentage" xml:lang="en-US" id="label_VestingRightsPercentage">Percentage of option vesting</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="VestingRightsPercentage" xlink:to="label_VestingRightsPercentage" xlink:title="label_VestingRightsPercentage" />
    <link:label xlink:type="resource" xlink:label="label_VestingRightsPercentage_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_VestingRightsPercentage_1" xml:lang="en-US" id="label_VestingRightsPercentage_1">Description of award terms as to how many shares or portion of an award are no longer contingent on satisfaction of either a service condition, market condition or a performance condition, thereby giving the employee the legal right to convert the award to shares, shown as a percentage.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="VestingRightsPercentage" xlink:to="label_VestingRightsPercentage_1" xlink:title="label_VestingRightsPercentage_1" />
    <link:label xlink:type="resource" xlink:label="label_VestingRightsPercentage_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_VestingRightsPercentage_2" xml:lang="en-US" id="label_VestingRightsPercentage_2">Vesting Rights Percentage</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="VestingRightsPercentage" xlink:to="label_VestingRightsPercentage_2" xlink:title="label_VestingRightsPercentage_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_ViaGenIncMember" xlink:label="ViaGenIncMember" xlink:title="ViaGenIncMember" />
    <link:label xlink:type="resource" xlink:label="label_ViaGenIncMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ViaGenIncMember" xml:lang="en-US" id="label_ViaGenIncMember">ViaGen</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ViaGenIncMember" xlink:to="label_ViaGenIncMember" xlink:title="label_ViaGenIncMember" />
    <link:label xlink:type="resource" xlink:label="label_ViaGenIncMember_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ViaGenIncMember_1" xml:lang="en-US" id="label_ViaGenIncMember_1">Represents the details pertaining to ViaGen, Inc., an equity method investee of the entity.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ViaGenIncMember" xlink:to="label_ViaGenIncMember_1" xlink:title="label_ViaGenIncMember_1" />
    <link:label xlink:type="resource" xlink:label="label_ViaGenIncMember_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ViaGenIncMember_2" xml:lang="en-US" id="label_ViaGenIncMember_2">Via Gen Inc [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ViaGenIncMember" xlink:to="label_ViaGenIncMember_2" xlink:title="label_ViaGenIncMember_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_WarrantsIssuedInApril2005Member" xlink:label="WarrantsIssuedInApril2005Member" xlink:title="WarrantsIssuedInApril2005Member" />
    <link:label xlink:type="resource" xlink:label="label_WarrantsIssuedInApril2005Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_WarrantsIssuedInApril2005Member" xml:lang="en-US" id="label_WarrantsIssuedInApril2005Member">Represents information pertaining to the warrants issued in April 2005.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WarrantsIssuedInApril2005Member" xlink:to="label_WarrantsIssuedInApril2005Member" xlink:title="label_WarrantsIssuedInApril2005Member" />
    <link:label xlink:type="resource" xlink:label="label_WarrantsIssuedInApril2005Member_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_WarrantsIssuedInApril2005Member_1" xml:lang="en-US" id="label_WarrantsIssuedInApril2005Member_1">Warrants Issued in April 2005 [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WarrantsIssuedInApril2005Member" xlink:to="label_WarrantsIssuedInApril2005Member_1" xlink:title="label_WarrantsIssuedInApril2005Member_1" />
    <link:label xlink:type="resource" xlink:label="label_WarrantsIssuedInApril2005Member_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_WarrantsIssuedInApril2005Member_2" xml:lang="en-US" id="label_WarrantsIssuedInApril2005Member_2">Warrants issued in April 2005</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WarrantsIssuedInApril2005Member" xlink:to="label_WarrantsIssuedInApril2005Member_2" xlink:title="label_WarrantsIssuedInApril2005Member_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_WarrantsIssuedInAugust2011Member" xlink:label="WarrantsIssuedInAugust2011Member" xlink:title="WarrantsIssuedInAugust2011Member" />
    <link:label xlink:type="resource" xlink:label="label_WarrantsIssuedInAugust2011Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_WarrantsIssuedInAugust2011Member" xml:lang="en-US" id="label_WarrantsIssuedInAugust2011Member">Warrants Issued in August 2011 [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WarrantsIssuedInAugust2011Member" xlink:to="label_WarrantsIssuedInAugust2011Member" xlink:title="label_WarrantsIssuedInAugust2011Member" />
    <link:label xlink:type="resource" xlink:label="label_WarrantsIssuedInAugust2011Member_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_WarrantsIssuedInAugust2011Member_1" xml:lang="en-US" id="label_WarrantsIssuedInAugust2011Member_1">Warrants issued in August 2011</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WarrantsIssuedInAugust2011Member" xlink:to="label_WarrantsIssuedInAugust2011Member_1" xlink:title="label_WarrantsIssuedInAugust2011Member_1" />
    <link:label xlink:type="resource" xlink:label="label_WarrantsIssuedInAugust2011Member_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_WarrantsIssuedInAugust2011Member_2" xml:lang="en-US" id="label_WarrantsIssuedInAugust2011Member_2">Represents information pertaining to the warrants issued in August 2011.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WarrantsIssuedInAugust2011Member" xlink:to="label_WarrantsIssuedInAugust2011Member_2" xlink:title="label_WarrantsIssuedInAugust2011Member_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_WarrantsIssuedInNovember2011Member" xlink:label="WarrantsIssuedInNovember2011Member" xlink:title="WarrantsIssuedInNovember2011Member" />
    <link:label xlink:type="resource" xlink:label="label_WarrantsIssuedInNovember2011Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_WarrantsIssuedInNovember2011Member" xml:lang="en-US" id="label_WarrantsIssuedInNovember2011Member">Warrants Issued in November 2011 [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WarrantsIssuedInNovember2011Member" xlink:to="label_WarrantsIssuedInNovember2011Member" xlink:title="label_WarrantsIssuedInNovember2011Member" />
    <link:label xlink:type="resource" xlink:label="label_WarrantsIssuedInNovember2011Member_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_WarrantsIssuedInNovember2011Member_1" xml:lang="en-US" id="label_WarrantsIssuedInNovember2011Member_1">Warrants issued in November 2011</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WarrantsIssuedInNovember2011Member" xlink:to="label_WarrantsIssuedInNovember2011Member_1" xlink:title="label_WarrantsIssuedInNovember2011Member_1" />
    <link:label xlink:type="resource" xlink:label="label_WarrantsIssuedInNovember2011Member_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_WarrantsIssuedInNovember2011Member_2" xml:lang="en-US" id="label_WarrantsIssuedInNovember2011Member_2">Represents information pertaining to the warrants issued in November 2011.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WarrantsIssuedInNovember2011Member" xlink:to="label_WarrantsIssuedInNovember2011Member_2" xlink:title="label_WarrantsIssuedInNovember2011Member_2" />
    <link:loc xlink:type="locator" xlink:href="gern-20130930.xsd#gern_WarrantsIssuedInSeptember2009Member" xlink:label="WarrantsIssuedInSeptember2009Member" xlink:title="WarrantsIssuedInSeptember2009Member" />
    <link:label xlink:type="resource" xlink:label="label_WarrantsIssuedInSeptember2009Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_WarrantsIssuedInSeptember2009Member" xml:lang="en-US" id="label_WarrantsIssuedInSeptember2009Member">Warrants Issued in September 2009 [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WarrantsIssuedInSeptember2009Member" xlink:to="label_WarrantsIssuedInSeptember2009Member" xlink:title="label_WarrantsIssuedInSeptember2009Member" />
    <link:label xlink:type="resource" xlink:label="label_WarrantsIssuedInSeptember2009Member_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_WarrantsIssuedInSeptember2009Member_1" xml:lang="en-US" id="label_WarrantsIssuedInSeptember2009Member_1">Warrants issued in September 2009</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WarrantsIssuedInSeptember2009Member" xlink:to="label_WarrantsIssuedInSeptember2009Member_1" xlink:title="label_WarrantsIssuedInSeptember2009Member_1" />
    <link:label xlink:type="resource" xlink:label="label_WarrantsIssuedInSeptember2009Member_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_WarrantsIssuedInSeptember2009Member_2" xml:lang="en-US" id="label_WarrantsIssuedInSeptember2009Member_2">Represents information pertaining to the warrants issued in September 2009.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WarrantsIssuedInSeptember2009Member" xlink:to="label_WarrantsIssuedInSeptember2009Member_2" xlink:title="label_WarrantsIssuedInSeptember2009Member_2" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock" xlink:label="AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock" xlink:title="AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock" xml:lang="en-US" id="label_AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock">ACCRUED LIABILITIES</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock" xlink:to="label_AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock" xlink:title="label_AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock_1" xml:lang="en-US" id="label_AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock_1">Accounts Payable and Accrued Liabilities Disclosure [Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock" xlink:to="label_AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock_1" xlink:title="label_AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccountsPayableCurrent" xlink:label="AccountsPayableCurrent" xlink:title="AccountsPayableCurrent" />
    <link:label xlink:type="resource" xlink:label="label_AccountsPayableCurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AccountsPayableCurrent" xml:lang="en-US" id="label_AccountsPayableCurrent">Accounts Payable, Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccountsPayableCurrent" xlink:to="label_AccountsPayableCurrent" xlink:title="label_AccountsPayableCurrent" />
    <link:label xlink:type="resource" xlink:label="label_AccountsPayableCurrent_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AccountsPayableCurrent_1" xml:lang="en-US" id="label_AccountsPayableCurrent_1">Accounts payable</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccountsPayableCurrent" xlink:to="label_AccountsPayableCurrent_1" xlink:title="label_AccountsPayableCurrent_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccountsReceivableMember" xlink:label="AccountsReceivableMember" xlink:title="AccountsReceivableMember" />
    <link:label xlink:type="resource" xlink:label="label_AccountsReceivableMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AccountsReceivableMember" xml:lang="en-US" id="label_AccountsReceivableMember">Accounts Receivable [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccountsReceivableMember" xlink:to="label_AccountsReceivableMember" xlink:title="label_AccountsReceivableMember" />
    <link:label xlink:type="resource" xlink:label="label_AccountsReceivableMember_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AccountsReceivableMember_1" xml:lang="en-US" id="label_AccountsReceivableMember_1">Accounts receivable</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccountsReceivableMember" xlink:to="label_AccountsReceivableMember_1" xlink:title="label_AccountsReceivableMember_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments" xlink:label="AccretionAmortizationOfDiscountsAndPremiumsInvestments" xlink:title="AccretionAmortizationOfDiscountsAndPremiumsInvestments" />
    <link:label xlink:type="resource" xlink:label="label_AccretionAmortizationOfDiscountsAndPremiumsInvestments" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_AccretionAmortizationOfDiscountsAndPremiumsInvestments" xml:lang="en-US" id="label_AccretionAmortizationOfDiscountsAndPremiumsInvestments">Accretion and amortization on investments, net</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccretionAmortizationOfDiscountsAndPremiumsInvestments" xlink:to="label_AccretionAmortizationOfDiscountsAndPremiumsInvestments" xlink:title="label_AccretionAmortizationOfDiscountsAndPremiumsInvestments" />
    <link:label xlink:type="resource" xlink:label="label_AccretionAmortizationOfDiscountsAndPremiumsInvestments_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AccretionAmortizationOfDiscountsAndPremiumsInvestments_1" xml:lang="en-US" id="label_AccretionAmortizationOfDiscountsAndPremiumsInvestments_1">Accretion (Amortization) of Discounts and Premiums, Investments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccretionAmortizationOfDiscountsAndPremiumsInvestments" xlink:to="label_AccretionAmortizationOfDiscountsAndPremiumsInvestments_1" xlink:title="label_AccretionAmortizationOfDiscountsAndPremiumsInvestments_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccruedLiabilitiesCurrent" xlink:label="AccruedLiabilitiesCurrent" xlink:title="AccruedLiabilitiesCurrent" />
    <link:label xlink:type="resource" xlink:label="label_AccruedLiabilitiesCurrent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AccruedLiabilitiesCurrent" xml:lang="en-US" id="label_AccruedLiabilitiesCurrent">Accrued liabilities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccruedLiabilitiesCurrent" xlink:to="label_AccruedLiabilitiesCurrent" xlink:title="label_AccruedLiabilitiesCurrent" />
    <link:label xlink:type="resource" xlink:label="label_AccruedLiabilitiesCurrent_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AccruedLiabilitiesCurrent_1" xml:lang="en-US" id="label_AccruedLiabilitiesCurrent_1">Accrued Liabilities, Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccruedLiabilitiesCurrent" xlink:to="label_AccruedLiabilitiesCurrent_1" xlink:title="label_AccruedLiabilitiesCurrent_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:label="AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:title="AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" />
    <link:label xlink:type="resource" xlink:label="label_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xml:lang="en-US" id="label_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment">Less accumulated depreciation and amortization</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:to="label_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:title="label_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" />
    <link:label xlink:type="resource" xlink:label="label_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_1" xml:lang="en-US" id="label_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_1">Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:to="label_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_1" xlink:title="label_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax" xlink:label="AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax" xlink:title="AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax" />
    <link:label xlink:type="resource" xlink:label="label_AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax" xml:lang="en-US" id="label_AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax">Accumulated Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax" xlink:to="label_AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax" xlink:title="label_AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax" />
    <link:label xlink:type="resource" xlink:label="label_AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_1" xml:lang="en-US" id="label_AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_1">Unrealized gain on available-for-sale securities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax" xlink:to="label_AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_1" xlink:title="label_AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax" xlink:label="AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax" xlink:title="AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax" />
    <link:label xlink:type="resource" xlink:label="label_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax" xml:lang="en-US" id="label_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax">Foreign currency translation adjustments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax" xlink:to="label_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax" xlink:title="label_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax" />
    <link:label xlink:type="resource" xlink:label="label_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax_1" xml:lang="en-US" id="label_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax_1">Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax" xlink:to="label_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax_1" xlink:title="label_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:label="AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:title="AccumulatedOtherComprehensiveIncomeLossNetOfTax" />
    <link:label xlink:type="resource" xlink:label="label_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xml:lang="en-US" id="label_AccumulatedOtherComprehensiveIncomeLossNetOfTax">Accumulated other comprehensive (loss) income</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:to="label_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:title="label_AccumulatedOtherComprehensiveIncomeLossNetOfTax" />
    <link:label xlink:type="resource" xlink:label="label_AccumulatedOtherComprehensiveIncomeLossNetOfTax_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AccumulatedOtherComprehensiveIncomeLossNetOfTax_1" xml:lang="en-US" id="label_AccumulatedOtherComprehensiveIncomeLossNetOfTax_1">Accumulated Other Comprehensive Income (Loss), Net of Tax</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:to="label_AccumulatedOtherComprehensiveIncomeLossNetOfTax_1" xlink:title="label_AccumulatedOtherComprehensiveIncomeLossNetOfTax_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract" xlink:label="AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract" xlink:title="AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract" />
    <link:label xlink:type="resource" xlink:label="label_AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract" xml:lang="en-US" id="label_AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract">Accumulated Other Comprehensive Loss</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract" xlink:to="label_AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract" xlink:title="label_AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract" />
    <link:label xlink:type="resource" xlink:label="label_AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract_1" xml:lang="en-US" id="label_AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract_1">Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract" xlink:to="label_AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract_1" xlink:title="label_AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember" xlink:label="AccumulatedOtherComprehensiveIncomeMember" xlink:title="AccumulatedOtherComprehensiveIncomeMember" />
    <link:label xlink:type="resource" xlink:label="label_AccumulatedOtherComprehensiveIncomeMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AccumulatedOtherComprehensiveIncomeMember" xml:lang="en-US" id="label_AccumulatedOtherComprehensiveIncomeMember">Accumulated Other Comprehensive Income (Loss)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccumulatedOtherComprehensiveIncomeMember" xlink:to="label_AccumulatedOtherComprehensiveIncomeMember" xlink:title="label_AccumulatedOtherComprehensiveIncomeMember" />
    <link:label xlink:type="resource" xlink:label="label_AccumulatedOtherComprehensiveIncomeMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AccumulatedOtherComprehensiveIncomeMember_1" xml:lang="en-US" id="label_AccumulatedOtherComprehensiveIncomeMember_1">Accumulated Other Comprehensive Income (Loss) [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccumulatedOtherComprehensiveIncomeMember" xlink:to="label_AccumulatedOtherComprehensiveIncomeMember_1" xlink:title="label_AccumulatedOtherComprehensiveIncomeMember_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AdditionalCashFlowElementsInvestingActivitiesAbstract" xlink:label="AdditionalCashFlowElementsInvestingActivitiesAbstract" xlink:title="AdditionalCashFlowElementsInvestingActivitiesAbstract" />
    <link:label xlink:type="resource" xlink:label="label_AdditionalCashFlowElementsInvestingActivitiesAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AdditionalCashFlowElementsInvestingActivitiesAbstract" xml:lang="en-US" id="label_AdditionalCashFlowElementsInvestingActivitiesAbstract">Supplemental Investing Activities:</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdditionalCashFlowElementsInvestingActivitiesAbstract" xlink:to="label_AdditionalCashFlowElementsInvestingActivitiesAbstract" xlink:title="label_AdditionalCashFlowElementsInvestingActivitiesAbstract" />
    <link:label xlink:type="resource" xlink:label="label_AdditionalCashFlowElementsInvestingActivitiesAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AdditionalCashFlowElementsInvestingActivitiesAbstract_1" xml:lang="en-US" id="label_AdditionalCashFlowElementsInvestingActivitiesAbstract_1">Additional Cash Flow Elements, Investing Activities [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdditionalCashFlowElementsInvestingActivitiesAbstract" xlink:to="label_AdditionalCashFlowElementsInvestingActivitiesAbstract_1" xlink:title="label_AdditionalCashFlowElementsInvestingActivitiesAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AdditionalCashFlowElementsOperatingActivitiesAbstract" xlink:label="AdditionalCashFlowElementsOperatingActivitiesAbstract" xlink:title="AdditionalCashFlowElementsOperatingActivitiesAbstract" />
    <link:label xlink:type="resource" xlink:label="label_AdditionalCashFlowElementsOperatingActivitiesAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AdditionalCashFlowElementsOperatingActivitiesAbstract" xml:lang="en-US" id="label_AdditionalCashFlowElementsOperatingActivitiesAbstract">Supplemental Operating Activities:</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdditionalCashFlowElementsOperatingActivitiesAbstract" xlink:to="label_AdditionalCashFlowElementsOperatingActivitiesAbstract" xlink:title="label_AdditionalCashFlowElementsOperatingActivitiesAbstract" />
    <link:label xlink:type="resource" xlink:label="label_AdditionalCashFlowElementsOperatingActivitiesAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AdditionalCashFlowElementsOperatingActivitiesAbstract_1" xml:lang="en-US" id="label_AdditionalCashFlowElementsOperatingActivitiesAbstract_1">Additional Cash Flow Elements, Operating Activities [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdditionalCashFlowElementsOperatingActivitiesAbstract" xlink:to="label_AdditionalCashFlowElementsOperatingActivitiesAbstract_1" xlink:title="label_AdditionalCashFlowElementsOperatingActivitiesAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AdditionalPaidInCapitalCommonStock" xlink:label="AdditionalPaidInCapitalCommonStock" xlink:title="AdditionalPaidInCapitalCommonStock" />
    <link:label xlink:type="resource" xlink:label="label_AdditionalPaidInCapitalCommonStock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AdditionalPaidInCapitalCommonStock" xml:lang="en-US" id="label_AdditionalPaidInCapitalCommonStock">Additional paid-in capital</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdditionalPaidInCapitalCommonStock" xlink:to="label_AdditionalPaidInCapitalCommonStock" xlink:title="label_AdditionalPaidInCapitalCommonStock" />
    <link:label xlink:type="resource" xlink:label="label_AdditionalPaidInCapitalCommonStock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AdditionalPaidInCapitalCommonStock_1" xml:lang="en-US" id="label_AdditionalPaidInCapitalCommonStock_1">Additional Paid in Capital, Common Stock</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdditionalPaidInCapitalCommonStock" xlink:to="label_AdditionalPaidInCapitalCommonStock_1" xlink:title="label_AdditionalPaidInCapitalCommonStock_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AdditionalPaidInCapitalMember" xlink:label="AdditionalPaidInCapitalMember" xlink:title="AdditionalPaidInCapitalMember" />
    <link:label xlink:type="resource" xlink:label="label_AdditionalPaidInCapitalMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AdditionalPaidInCapitalMember" xml:lang="en-US" id="label_AdditionalPaidInCapitalMember">Additional Paid-in Capital [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdditionalPaidInCapitalMember" xlink:to="label_AdditionalPaidInCapitalMember" xlink:title="label_AdditionalPaidInCapitalMember" />
    <link:label xlink:type="resource" xlink:label="label_AdditionalPaidInCapitalMember_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AdditionalPaidInCapitalMember_1" xml:lang="en-US" id="label_AdditionalPaidInCapitalMember_1">Additional Paid-In Capital</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdditionalPaidInCapitalMember" xlink:to="label_AdditionalPaidInCapitalMember_1" xlink:title="label_AdditionalPaidInCapitalMember_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:title="AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" />
    <link:label xlink:type="resource" xlink:label="label_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xml:lang="en-US" id="label_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract">Adjustments to reconcile net loss to net cash used in operating activities:</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="label_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:title="label_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" />
    <link:label xlink:type="resource" xlink:label="label_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_1" xml:lang="en-US" id="label_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_1">Adjustments, Noncash Items, to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="label_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_1" xlink:title="label_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue" xlink:label="AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue" xlink:title="AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue" />
    <link:label xlink:type="resource" xlink:label="label_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue" xml:lang="en-US" id="label_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue">Stock-based compensation for equity-based awards to employees and directors</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue" xlink:to="label_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue" xlink:title="label_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue" />
    <link:label xlink:type="resource" xlink:label="label_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_1" xml:lang="en-US" id="label_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_1">Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue" xlink:to="label_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_1" xlink:title="label_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts" xlink:label="AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts" xlink:title="AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts" />
    <link:label xlink:type="resource" xlink:label="label_AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts" xml:lang="en-US" id="label_AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts">Common stock issuance costs, public offering</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts" xlink:to="label_AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts" xlink:title="label_AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts" />
    <link:label xlink:type="resource" xlink:label="label_AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts_1" xml:lang="en-US" id="label_AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts_1">Adjustments to Additional Paid in Capital, Stock Issued, Issuance Costs</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts" xlink:to="label_AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts_1" xlink:title="label_AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalWarrantIssued" xlink:label="AdjustmentsToAdditionalPaidInCapitalWarrantIssued" xlink:title="AdjustmentsToAdditionalPaidInCapitalWarrantIssued" />
    <link:label xlink:type="resource" xlink:label="label_AdjustmentsToAdditionalPaidInCapitalWarrantIssued" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AdjustmentsToAdditionalPaidInCapitalWarrantIssued" xml:lang="en-US" id="label_AdjustmentsToAdditionalPaidInCapitalWarrantIssued">Debt discount in connection with warrant issuances</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdjustmentsToAdditionalPaidInCapitalWarrantIssued" xlink:to="label_AdjustmentsToAdditionalPaidInCapitalWarrantIssued" xlink:title="label_AdjustmentsToAdditionalPaidInCapitalWarrantIssued" />
    <link:label xlink:type="resource" xlink:label="label_AdjustmentsToAdditionalPaidInCapitalWarrantIssued_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AdjustmentsToAdditionalPaidInCapitalWarrantIssued_1" xml:lang="en-US" id="label_AdjustmentsToAdditionalPaidInCapitalWarrantIssued_1">Adjustments to Additional Paid in Capital, Warrant Issued</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdjustmentsToAdditionalPaidInCapitalWarrantIssued" xlink:to="label_AdjustmentsToAdditionalPaidInCapitalWarrantIssued_1" xlink:title="label_AdjustmentsToAdditionalPaidInCapitalWarrantIssued_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AllocatedShareBasedCompensationExpense" xlink:label="AllocatedShareBasedCompensationExpense" xlink:title="AllocatedShareBasedCompensationExpense" />
    <link:label xlink:type="resource" xlink:label="label_AllocatedShareBasedCompensationExpense" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AllocatedShareBasedCompensationExpense" xml:lang="en-US" id="label_AllocatedShareBasedCompensationExpense">Stock-based compensation expense included in operating expenses</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AllocatedShareBasedCompensationExpense" xlink:to="label_AllocatedShareBasedCompensationExpense" xlink:title="label_AllocatedShareBasedCompensationExpense" />
    <link:label xlink:type="resource" xlink:label="label_AllocatedShareBasedCompensationExpense_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AllocatedShareBasedCompensationExpense_1" xml:lang="en-US" id="label_AllocatedShareBasedCompensationExpense_1">Allocated Share-based Compensation Expense</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AllocatedShareBasedCompensationExpense" xlink:to="label_AllocatedShareBasedCompensationExpense_1" xlink:title="label_AllocatedShareBasedCompensationExpense_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AmortizationOfDebtDiscountPremium" xlink:label="AmortizationOfDebtDiscountPremium" xlink:title="AmortizationOfDebtDiscountPremium" />
    <link:label xlink:type="resource" xlink:label="label_AmortizationOfDebtDiscountPremium" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AmortizationOfDebtDiscountPremium" xml:lang="en-US" id="label_AmortizationOfDebtDiscountPremium">Accretion of discount on long-term debt</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AmortizationOfDebtDiscountPremium" xlink:to="label_AmortizationOfDebtDiscountPremium" xlink:title="label_AmortizationOfDebtDiscountPremium" />
    <link:label xlink:type="resource" xlink:label="label_AmortizationOfDebtDiscountPremium_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_AmortizationOfDebtDiscountPremium_1" xml:lang="en-US" id="label_AmortizationOfDebtDiscountPremium_1">Amortized debt discount</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AmortizationOfDebtDiscountPremium" xlink:to="label_AmortizationOfDebtDiscountPremium_1" xlink:title="label_AmortizationOfDebtDiscountPremium_1" />
    <link:label xlink:type="resource" xlink:label="label_AmortizationOfDebtDiscountPremium_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AmortizationOfDebtDiscountPremium_2" xml:lang="en-US" id="label_AmortizationOfDebtDiscountPremium_2">Amortization of Debt Discount (Premium)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AmortizationOfDebtDiscountPremium" xlink:to="label_AmortizationOfDebtDiscountPremium_2" xlink:title="label_AmortizationOfDebtDiscountPremium_2" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" xlink:label="AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" xlink:title="AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" />
    <link:label xlink:type="resource" xlink:label="label_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" xml:lang="en-US" id="label_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount">Potential dilutive securities excluded from diluted earnings (loss) per share calculation (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" xlink:to="label_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" xlink:title="label_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" />
    <link:label xlink:type="resource" xlink:label="label_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_1" xml:lang="en-US" id="label_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_1">Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" xlink:to="label_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_1" xlink:title="label_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ArrangementsAndNonarrangementTransactionsMember" xlink:label="ArrangementsAndNonarrangementTransactionsMember" xlink:title="ArrangementsAndNonarrangementTransactionsMember" />
    <link:label xlink:type="resource" xlink:label="label_ArrangementsAndNonarrangementTransactionsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ArrangementsAndNonarrangementTransactionsMember" xml:lang="en-US" id="label_ArrangementsAndNonarrangementTransactionsMember">Arrangements and Non-arrangement Transactions [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ArrangementsAndNonarrangementTransactionsMember" xlink:to="label_ArrangementsAndNonarrangementTransactionsMember" xlink:title="label_ArrangementsAndNonarrangementTransactionsMember" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_Assets" xlink:label="Assets" xlink:title="Assets" />
    <link:label xlink:type="resource" xlink:label="label_Assets" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_Assets" xml:lang="en-US" id="label_Assets">Total assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Assets" xlink:to="label_Assets" xlink:title="label_Assets" />
    <link:label xlink:type="resource" xlink:label="label_Assets_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_Assets_1" xml:lang="en-US" id="label_Assets_1">Assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Assets" xlink:to="label_Assets_1" xlink:title="label_Assets_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AssetsAbstract" xlink:label="AssetsAbstract" xlink:title="AssetsAbstract" />
    <link:label xlink:type="resource" xlink:label="label_AssetsAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AssetsAbstract" xml:lang="en-US" id="label_AssetsAbstract">ASSETS</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetsAbstract" xlink:to="label_AssetsAbstract" xlink:title="label_AssetsAbstract" />
    <link:label xlink:type="resource" xlink:label="label_AssetsAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AssetsAbstract_1" xml:lang="en-US" id="label_AssetsAbstract_1">Assets [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetsAbstract" xlink:to="label_AssetsAbstract_1" xlink:title="label_AssetsAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AssetsCurrent" xlink:label="AssetsCurrent" xlink:title="AssetsCurrent" />
    <link:label xlink:type="resource" xlink:label="label_AssetsCurrent" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_AssetsCurrent" xml:lang="en-US" id="label_AssetsCurrent">Total current assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetsCurrent" xlink:to="label_AssetsCurrent" xlink:title="label_AssetsCurrent" />
    <link:label xlink:type="resource" xlink:label="label_AssetsCurrent_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AssetsCurrent_1" xml:lang="en-US" id="label_AssetsCurrent_1">Assets, Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetsCurrent" xlink:to="label_AssetsCurrent_1" xlink:title="label_AssetsCurrent_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AssetsCurrentAbstract" xlink:label="AssetsCurrentAbstract" xlink:title="AssetsCurrentAbstract" />
    <link:label xlink:type="resource" xlink:label="label_AssetsCurrentAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AssetsCurrentAbstract" xml:lang="en-US" id="label_AssetsCurrentAbstract">Current assets:</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetsCurrentAbstract" xlink:to="label_AssetsCurrentAbstract" xlink:title="label_AssetsCurrentAbstract" />
    <link:label xlink:type="resource" xlink:label="label_AssetsCurrentAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AssetsCurrentAbstract_1" xml:lang="en-US" id="label_AssetsCurrentAbstract_1">Assets, Current [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetsCurrentAbstract" xlink:to="label_AssetsCurrentAbstract_1" xlink:title="label_AssetsCurrentAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AssetsFairValueDisclosure" xlink:label="AssetsFairValueDisclosure" xlink:title="AssetsFairValueDisclosure" />
    <link:label xlink:type="resource" xlink:label="label_AssetsFairValueDisclosure" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AssetsFairValueDisclosure" xml:lang="en-US" id="label_AssetsFairValueDisclosure">Total</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetsFairValueDisclosure" xlink:to="label_AssetsFairValueDisclosure" xlink:title="label_AssetsFairValueDisclosure" />
    <link:label xlink:type="resource" xlink:label="label_AssetsFairValueDisclosure_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AssetsFairValueDisclosure_1" xml:lang="en-US" id="label_AssetsFairValueDisclosure_1">Assets, Fair Value Disclosure</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetsFairValueDisclosure" xlink:to="label_AssetsFairValueDisclosure_1" xlink:title="label_AssetsFairValueDisclosure_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AssetsFairValueDisclosureAbstract" xlink:label="AssetsFairValueDisclosureAbstract" xlink:title="AssetsFairValueDisclosureAbstract" />
    <link:label xlink:type="resource" xlink:label="label_AssetsFairValueDisclosureAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AssetsFairValueDisclosureAbstract" xml:lang="en-US" id="label_AssetsFairValueDisclosureAbstract">Assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetsFairValueDisclosureAbstract" xlink:to="label_AssetsFairValueDisclosureAbstract" xlink:title="label_AssetsFairValueDisclosureAbstract" />
    <link:label xlink:type="resource" xlink:label="label_AssetsFairValueDisclosureAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AssetsFairValueDisclosureAbstract_1" xml:lang="en-US" id="label_AssetsFairValueDisclosureAbstract_1">Assets, Fair Value Disclosure [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetsFairValueDisclosureAbstract" xlink:to="label_AssetsFairValueDisclosureAbstract_1" xlink:title="label_AssetsFairValueDisclosureAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AvailableForSaleSecurities" xlink:label="AvailableForSaleSecurities" xlink:title="AvailableForSaleSecurities" />
    <link:label xlink:type="resource" xlink:label="label_AvailableForSaleSecurities" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_AvailableForSaleSecurities" xml:lang="en-US" id="label_AvailableForSaleSecurities">Estimated Fair Value</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AvailableForSaleSecurities" xlink:to="label_AvailableForSaleSecurities" xlink:title="label_AvailableForSaleSecurities" />
    <link:label xlink:type="resource" xlink:label="label_AvailableForSaleSecurities_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AvailableForSaleSecurities_1" xml:lang="en-US" id="label_AvailableForSaleSecurities_1">Available-for-sale Securities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AvailableForSaleSecurities" xlink:to="label_AvailableForSaleSecurities_1" xlink:title="label_AvailableForSaleSecurities_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AvailableForSaleSecuritiesAbstract" xlink:label="AvailableForSaleSecuritiesAbstract" xlink:title="AvailableForSaleSecuritiesAbstract" />
    <link:label xlink:type="resource" xlink:label="label_AvailableForSaleSecuritiesAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AvailableForSaleSecuritiesAbstract" xml:lang="en-US" id="label_AvailableForSaleSecuritiesAbstract">Marketable securities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AvailableForSaleSecuritiesAbstract" xlink:to="label_AvailableForSaleSecuritiesAbstract" xlink:title="label_AvailableForSaleSecuritiesAbstract" />
    <link:label xlink:type="resource" xlink:label="label_AvailableForSaleSecuritiesAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AvailableForSaleSecuritiesAbstract_1" xml:lang="en-US" id="label_AvailableForSaleSecuritiesAbstract_1">Available-for-sale Securities [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AvailableForSaleSecuritiesAbstract" xlink:to="label_AvailableForSaleSecuritiesAbstract_1" xlink:title="label_AvailableForSaleSecuritiesAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AvailableForSaleSecuritiesAmortizedCost" xlink:label="AvailableForSaleSecuritiesAmortizedCost" xlink:title="AvailableForSaleSecuritiesAmortizedCost" />
    <link:label xlink:type="resource" xlink:label="label_AvailableForSaleSecuritiesAmortizedCost" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AvailableForSaleSecuritiesAmortizedCost" xml:lang="en-US" id="label_AvailableForSaleSecuritiesAmortizedCost">Amortized Cost</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AvailableForSaleSecuritiesAmortizedCost" xlink:to="label_AvailableForSaleSecuritiesAmortizedCost" xlink:title="label_AvailableForSaleSecuritiesAmortizedCost" />
    <link:label xlink:type="resource" xlink:label="label_AvailableForSaleSecuritiesAmortizedCost_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AvailableForSaleSecuritiesAmortizedCost_1" xml:lang="en-US" id="label_AvailableForSaleSecuritiesAmortizedCost_1">Available-for-sale Securities, Amortized Cost Basis</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AvailableForSaleSecuritiesAmortizedCost" xlink:to="label_AvailableForSaleSecuritiesAmortizedCost_1" xlink:title="label_AvailableForSaleSecuritiesAmortizedCost_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AvailableForSaleSecuritiesChangeInNetUnrealizedHoldingGainLoss" xlink:label="AvailableForSaleSecuritiesChangeInNetUnrealizedHoldingGainLoss" xlink:title="AvailableForSaleSecuritiesChangeInNetUnrealizedHoldingGainLoss" />
    <link:label xlink:type="resource" xlink:label="label_AvailableForSaleSecuritiesChangeInNetUnrealizedHoldingGainLoss" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AvailableForSaleSecuritiesChangeInNetUnrealizedHoldingGainLoss" xml:lang="en-US" id="label_AvailableForSaleSecuritiesChangeInNetUnrealizedHoldingGainLoss">Net unrealized (loss) gain on available-for-sale securities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AvailableForSaleSecuritiesChangeInNetUnrealizedHoldingGainLoss" xlink:to="label_AvailableForSaleSecuritiesChangeInNetUnrealizedHoldingGainLoss" xlink:title="label_AvailableForSaleSecuritiesChangeInNetUnrealizedHoldingGainLoss" />
    <link:label xlink:type="resource" xlink:label="label_AvailableForSaleSecuritiesChangeInNetUnrealizedHoldingGainLoss_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AvailableForSaleSecuritiesChangeInNetUnrealizedHoldingGainLoss_1" xml:lang="en-US" id="label_AvailableForSaleSecuritiesChangeInNetUnrealizedHoldingGainLoss_1">Available-for-sale Securities, Change in Net Unrealized Holding Gain (Loss) before Taxes</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AvailableForSaleSecuritiesChangeInNetUnrealizedHoldingGainLoss" xlink:to="label_AvailableForSaleSecuritiesChangeInNetUnrealizedHoldingGainLoss_1" xlink:title="label_AvailableForSaleSecuritiesChangeInNetUnrealizedHoldingGainLoss_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAbstract" xlink:label="AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAbstract" xlink:title="AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAbstract" />
    <link:label xlink:type="resource" xlink:label="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAbstract" xml:lang="en-US" id="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAbstract">Marketable securities with unrealized losses</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAbstract" xlink:to="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAbstract" xlink:title="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAbstract" />
    <link:label xlink:type="resource" xlink:label="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAbstract_1" xml:lang="en-US" id="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAbstract_1">Available-for-sale Securities, Continuous Unrealized Loss Position [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAbstract" xlink:to="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAbstract_1" xlink:title="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue" xlink:label="AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue" xlink:title="AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue" />
    <link:label xlink:type="resource" xlink:label="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue" xml:lang="en-US" id="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue">Total - Estimated Fair Value</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue" xlink:to="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue" xlink:title="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue" />
    <link:label xlink:type="resource" xlink:label="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue_1" xml:lang="en-US" id="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue_1">Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue" xlink:to="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue_1" xlink:title="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValueTableTextBlock" xlink:label="AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValueTableTextBlock" xlink:title="AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValueTableTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValueTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValueTableTextBlock" xml:lang="en-US" id="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValueTableTextBlock">Schedule of marketable securities with unrealized losses</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValueTableTextBlock" xlink:to="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValueTableTextBlock" xlink:title="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValueTableTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValueTableTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValueTableTextBlock_1" xml:lang="en-US" id="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValueTableTextBlock_1">Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value [Table Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValueTableTextBlock" xlink:to="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValueTableTextBlock_1" xlink:title="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValueTableTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue" xlink:label="AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue" xlink:title="AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue" />
    <link:label xlink:type="resource" xlink:label="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue" xml:lang="en-US" id="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue">Less Than 12 Months - Estimated Fair Value</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue" xlink:to="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue" xlink:title="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue" />
    <link:label xlink:type="resource" xlink:label="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue_1" xml:lang="en-US" id="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue_1">Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue" xlink:to="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue_1" xlink:title="label_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AvailableForSaleSecuritiesCurrent" xlink:label="AvailableForSaleSecuritiesCurrent" xlink:title="AvailableForSaleSecuritiesCurrent" />
    <link:label xlink:type="resource" xlink:label="label_AvailableForSaleSecuritiesCurrent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AvailableForSaleSecuritiesCurrent" xml:lang="en-US" id="label_AvailableForSaleSecuritiesCurrent">Marketable securities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AvailableForSaleSecuritiesCurrent" xlink:to="label_AvailableForSaleSecuritiesCurrent" xlink:title="label_AvailableForSaleSecuritiesCurrent" />
    <link:label xlink:type="resource" xlink:label="label_AvailableForSaleSecuritiesCurrent_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AvailableForSaleSecuritiesCurrent_1" xml:lang="en-US" id="label_AvailableForSaleSecuritiesCurrent_1">Available-for-sale Securities, Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AvailableForSaleSecuritiesCurrent" xlink:to="label_AvailableForSaleSecuritiesCurrent_1" xlink:title="label_AvailableForSaleSecuritiesCurrent_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AvailableForSaleSecuritiesGrossRealizedGainLossAbstract" xlink:label="AvailableForSaleSecuritiesGrossRealizedGainLossAbstract" xlink:title="AvailableForSaleSecuritiesGrossRealizedGainLossAbstract" />
    <link:label xlink:type="resource" xlink:label="label_AvailableForSaleSecuritiesGrossRealizedGainLossAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AvailableForSaleSecuritiesGrossRealizedGainLossAbstract" xml:lang="en-US" id="label_AvailableForSaleSecuritiesGrossRealizedGainLossAbstract">Sale of marketable securities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AvailableForSaleSecuritiesGrossRealizedGainLossAbstract" xlink:to="label_AvailableForSaleSecuritiesGrossRealizedGainLossAbstract" xlink:title="label_AvailableForSaleSecuritiesGrossRealizedGainLossAbstract" />
    <link:label xlink:type="resource" xlink:label="label_AvailableForSaleSecuritiesGrossRealizedGainLossAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AvailableForSaleSecuritiesGrossRealizedGainLossAbstract_1" xml:lang="en-US" id="label_AvailableForSaleSecuritiesGrossRealizedGainLossAbstract_1">Available-for-sale Securities, Gross Realized Gain (Loss), Disclosures [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AvailableForSaleSecuritiesGrossRealizedGainLossAbstract" xlink:to="label_AvailableForSaleSecuritiesGrossRealizedGainLossAbstract_1" xlink:title="label_AvailableForSaleSecuritiesGrossRealizedGainLossAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AvailableforsaleSecuritiesGrossRealizedGainLossExcludingOtherThanTemporaryImpairments" xlink:label="AvailableforsaleSecuritiesGrossRealizedGainLossExcludingOtherThanTemporaryImpairments" xlink:title="AvailableforsaleSecuritiesGrossRealizedGainLossExcludingOtherThanTemporaryImpairments" />
    <link:label xlink:type="resource" xlink:label="label_AvailableforsaleSecuritiesGrossRealizedGainLossExcludingOtherThanTemporaryImpairments" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_AvailableforsaleSecuritiesGrossRealizedGainLossExcludingOtherThanTemporaryImpairments" xml:lang="en-US" id="label_AvailableforsaleSecuritiesGrossRealizedGainLossExcludingOtherThanTemporaryImpairments">Loss on sale of marketable securities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AvailableforsaleSecuritiesGrossRealizedGainLossExcludingOtherThanTemporaryImpairments" xlink:to="label_AvailableforsaleSecuritiesGrossRealizedGainLossExcludingOtherThanTemporaryImpairments" xlink:title="label_AvailableforsaleSecuritiesGrossRealizedGainLossExcludingOtherThanTemporaryImpairments" />
    <link:label xlink:type="resource" xlink:label="label_AvailableforsaleSecuritiesGrossRealizedGainLossExcludingOtherThanTemporaryImpairments_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AvailableforsaleSecuritiesGrossRealizedGainLossExcludingOtherThanTemporaryImpairments_1" xml:lang="en-US" id="label_AvailableforsaleSecuritiesGrossRealizedGainLossExcludingOtherThanTemporaryImpairments_1">Available-for-sale Securities, Gross Realized Gain (Loss), Excluding Other than Temporary Impairments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AvailableforsaleSecuritiesGrossRealizedGainLossExcludingOtherThanTemporaryImpairments" xlink:to="label_AvailableforsaleSecuritiesGrossRealizedGainLossExcludingOtherThanTemporaryImpairments_1" xlink:title="label_AvailableforsaleSecuritiesGrossRealizedGainLossExcludingOtherThanTemporaryImpairments_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AvailableForSaleSecuritiesGrossRealizedGainsLossesSaleProceeds" xlink:label="AvailableForSaleSecuritiesGrossRealizedGainsLossesSaleProceeds" xlink:title="AvailableForSaleSecuritiesGrossRealizedGainsLossesSaleProceeds" />
    <link:label xlink:type="resource" xlink:label="label_AvailableForSaleSecuritiesGrossRealizedGainsLossesSaleProceeds" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AvailableForSaleSecuritiesGrossRealizedGainsLossesSaleProceeds" xml:lang="en-US" id="label_AvailableForSaleSecuritiesGrossRealizedGainsLossesSaleProceeds">Proceeds from the sale of marketable securities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AvailableForSaleSecuritiesGrossRealizedGainsLossesSaleProceeds" xlink:to="label_AvailableForSaleSecuritiesGrossRealizedGainsLossesSaleProceeds" xlink:title="label_AvailableForSaleSecuritiesGrossRealizedGainsLossesSaleProceeds" />
    <link:label xlink:type="resource" xlink:label="label_AvailableForSaleSecuritiesGrossRealizedGainsLossesSaleProceeds_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AvailableForSaleSecuritiesGrossRealizedGainsLossesSaleProceeds_1" xml:lang="en-US" id="label_AvailableForSaleSecuritiesGrossRealizedGainsLossesSaleProceeds_1">Available-for-sale Securities, Gross Realized Gains (Losses), Sale Proceeds</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AvailableForSaleSecuritiesGrossRealizedGainsLossesSaleProceeds" xlink:to="label_AvailableForSaleSecuritiesGrossRealizedGainsLossesSaleProceeds_1" xlink:title="label_AvailableForSaleSecuritiesGrossRealizedGainsLossesSaleProceeds_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AvailableForSaleSecuritiesGrossRealizedLosses" xlink:label="AvailableForSaleSecuritiesGrossRealizedLosses" xlink:title="AvailableForSaleSecuritiesGrossRealizedLosses" />
    <link:label xlink:type="resource" xlink:label="label_AvailableForSaleSecuritiesGrossRealizedLosses" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AvailableForSaleSecuritiesGrossRealizedLosses" xml:lang="en-US" id="label_AvailableForSaleSecuritiesGrossRealizedLosses">Realized loss recognized from sale</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AvailableForSaleSecuritiesGrossRealizedLosses" xlink:to="label_AvailableForSaleSecuritiesGrossRealizedLosses" xlink:title="label_AvailableForSaleSecuritiesGrossRealizedLosses" />
    <link:label xlink:type="resource" xlink:label="label_AvailableForSaleSecuritiesGrossRealizedLosses_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AvailableForSaleSecuritiesGrossRealizedLosses_1" xml:lang="en-US" id="label_AvailableForSaleSecuritiesGrossRealizedLosses_1">Available-for-sale Securities, Gross Realized Losses</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AvailableForSaleSecuritiesGrossRealizedLosses" xlink:to="label_AvailableForSaleSecuritiesGrossRealizedLosses_1" xlink:title="label_AvailableForSaleSecuritiesGrossRealizedLosses_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AvailableForSaleSecuritiesNoncurrent" xlink:label="AvailableForSaleSecuritiesNoncurrent" xlink:title="AvailableForSaleSecuritiesNoncurrent" />
    <link:label xlink:type="resource" xlink:label="label_AvailableForSaleSecuritiesNoncurrent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AvailableForSaleSecuritiesNoncurrent" xml:lang="en-US" id="label_AvailableForSaleSecuritiesNoncurrent">Noncurrent portion of marketable securities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AvailableForSaleSecuritiesNoncurrent" xlink:to="label_AvailableForSaleSecuritiesNoncurrent" xlink:title="label_AvailableForSaleSecuritiesNoncurrent" />
    <link:label xlink:type="resource" xlink:label="label_AvailableForSaleSecuritiesNoncurrent_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AvailableForSaleSecuritiesNoncurrent_1" xml:lang="en-US" id="label_AvailableForSaleSecuritiesNoncurrent_1">Available-for-sale Securities, Noncurrent</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AvailableForSaleSecuritiesNoncurrent" xlink:to="label_AvailableForSaleSecuritiesNoncurrent_1" xlink:title="label_AvailableForSaleSecuritiesNoncurrent_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AwardTypeAxis" xlink:label="AwardTypeAxis" xlink:title="AwardTypeAxis" />
    <link:label xlink:type="resource" xlink:label="label_AwardTypeAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AwardTypeAxis" xml:lang="en-US" id="label_AwardTypeAxis">Award Type [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AwardTypeAxis" xlink:to="label_AwardTypeAxis" xlink:title="label_AwardTypeAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BasisOfAccountingPolicyPolicyTextBlock" xlink:label="BasisOfAccountingPolicyPolicyTextBlock" xlink:title="BasisOfAccountingPolicyPolicyTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_BasisOfAccountingPolicyPolicyTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_BasisOfAccountingPolicyPolicyTextBlock" xml:lang="en-US" id="label_BasisOfAccountingPolicyPolicyTextBlock">Basis of Presentation</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BasisOfAccountingPolicyPolicyTextBlock" xlink:to="label_BasisOfAccountingPolicyPolicyTextBlock" xlink:title="label_BasisOfAccountingPolicyPolicyTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_BasisOfAccountingPolicyPolicyTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_BasisOfAccountingPolicyPolicyTextBlock_1" xml:lang="en-US" id="label_BasisOfAccountingPolicyPolicyTextBlock_1">Basis of Accounting, Policy [Policy Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BasisOfAccountingPolicyPolicyTextBlock" xlink:to="label_BasisOfAccountingPolicyPolicyTextBlock_1" xlink:title="label_BasisOfAccountingPolicyPolicyTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="BusinessAcquisitionAcquireeDomain" xlink:title="BusinessAcquisitionAcquireeDomain" />
    <link:label xlink:type="resource" xlink:label="label_BusinessAcquisitionAcquireeDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_BusinessAcquisitionAcquireeDomain" xml:lang="en-US" id="label_BusinessAcquisitionAcquireeDomain">Business Acquisition, Acquiree [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BusinessAcquisitionAcquireeDomain" xlink:to="label_BusinessAcquisitionAcquireeDomain" xlink:title="label_BusinessAcquisitionAcquireeDomain" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="BusinessAcquisitionAxis" xlink:title="BusinessAcquisitionAxis" />
    <link:label xlink:type="resource" xlink:label="label_BusinessAcquisitionAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_BusinessAcquisitionAxis" xml:lang="en-US" id="label_BusinessAcquisitionAxis">Business Acquisition [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BusinessAcquisitionAxis" xlink:to="label_BusinessAcquisitionAxis" xlink:title="label_BusinessAcquisitionAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessExitCosts1" xlink:label="BusinessExitCosts1" xlink:title="BusinessExitCosts1" />
    <link:label xlink:type="resource" xlink:label="label_BusinessExitCosts1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_BusinessExitCosts1" xml:lang="en-US" id="label_BusinessExitCosts1">Estimated charges related to one-time termination benefits</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BusinessExitCosts1" xlink:to="label_BusinessExitCosts1" xlink:title="label_BusinessExitCosts1" />
    <link:label xlink:type="resource" xlink:label="label_BusinessExitCosts1_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_BusinessExitCosts1_1" xml:lang="en-US" id="label_BusinessExitCosts1_1">Business Exit Costs</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BusinessExitCosts1" xlink:to="label_BusinessExitCosts1_1" xlink:title="label_BusinessExitCosts1_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CashAndCashEquivalentsAbstract" xlink:label="CashAndCashEquivalentsAbstract" xlink:title="CashAndCashEquivalentsAbstract" />
    <link:label xlink:type="resource" xlink:label="label_CashAndCashEquivalentsAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CashAndCashEquivalentsAbstract" xml:lang="en-US" id="label_CashAndCashEquivalentsAbstract">Included in cash and cash equivalents</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashAndCashEquivalentsAbstract" xlink:to="label_CashAndCashEquivalentsAbstract" xlink:title="label_CashAndCashEquivalentsAbstract" />
    <link:label xlink:type="resource" xlink:label="label_CashAndCashEquivalentsAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CashAndCashEquivalentsAbstract_1" xml:lang="en-US" id="label_CashAndCashEquivalentsAbstract_1">Cash and Cash Equivalents [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashAndCashEquivalentsAbstract" xlink:to="label_CashAndCashEquivalentsAbstract_1" xlink:title="label_CashAndCashEquivalentsAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="CashAndCashEquivalentsAtCarryingValue" xlink:title="CashAndCashEquivalentsAtCarryingValue" />
    <link:label xlink:type="resource" xlink:label="label_CashAndCashEquivalentsAtCarryingValue" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CashAndCashEquivalentsAtCarryingValue" xml:lang="en-US" id="label_CashAndCashEquivalentsAtCarryingValue">Cash and cash equivalents</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashAndCashEquivalentsAtCarryingValue" xlink:to="label_CashAndCashEquivalentsAtCarryingValue" xlink:title="label_CashAndCashEquivalentsAtCarryingValue" />
    <link:label xlink:type="resource" xlink:label="label_CashAndCashEquivalentsAtCarryingValue_1" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:title="label_CashAndCashEquivalentsAtCarryingValue_1" xml:lang="en-US" id="label_CashAndCashEquivalentsAtCarryingValue_1">Cash and cash equivalents at the beginning of the period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashAndCashEquivalentsAtCarryingValue" xlink:to="label_CashAndCashEquivalentsAtCarryingValue_1" xlink:title="label_CashAndCashEquivalentsAtCarryingValue_1" />
    <link:label xlink:type="resource" xlink:label="label_CashAndCashEquivalentsAtCarryingValue_2" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:title="label_CashAndCashEquivalentsAtCarryingValue_2" xml:lang="en-US" id="label_CashAndCashEquivalentsAtCarryingValue_2">Cash and cash equivalents at the end of the period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashAndCashEquivalentsAtCarryingValue" xlink:to="label_CashAndCashEquivalentsAtCarryingValue_2" xlink:title="label_CashAndCashEquivalentsAtCarryingValue_2" />
    <link:label xlink:type="resource" xlink:label="label_CashAndCashEquivalentsAtCarryingValue_3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CashAndCashEquivalentsAtCarryingValue_3" xml:lang="en-US" id="label_CashAndCashEquivalentsAtCarryingValue_3">Cash and Cash Equivalents, at Carrying Value</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashAndCashEquivalentsAtCarryingValue" xlink:to="label_CashAndCashEquivalentsAtCarryingValue_3" xlink:title="label_CashAndCashEquivalentsAtCarryingValue_3" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CashAndCashEquivalentsFairValueDisclosure" xlink:label="CashAndCashEquivalentsFairValueDisclosure" xlink:title="CashAndCashEquivalentsFairValueDisclosure" />
    <link:label xlink:type="resource" xlink:label="label_CashAndCashEquivalentsFairValueDisclosure" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_CashAndCashEquivalentsFairValueDisclosure" xml:lang="en-US" id="label_CashAndCashEquivalentsFairValueDisclosure">Estimated Fair Value</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashAndCashEquivalentsFairValueDisclosure" xlink:to="label_CashAndCashEquivalentsFairValueDisclosure" xlink:title="label_CashAndCashEquivalentsFairValueDisclosure" />
    <link:label xlink:type="resource" xlink:label="label_CashAndCashEquivalentsFairValueDisclosure_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CashAndCashEquivalentsFairValueDisclosure_1" xml:lang="en-US" id="label_CashAndCashEquivalentsFairValueDisclosure_1">Cash and Cash Equivalents, Fair Value Disclosure</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashAndCashEquivalentsFairValueDisclosure" xlink:to="label_CashAndCashEquivalentsFairValueDisclosure_1" xlink:title="label_CashAndCashEquivalentsFairValueDisclosure_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy" xlink:label="CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy" xlink:title="CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy" />
    <link:label xlink:type="resource" xlink:label="label_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy" xml:lang="en-US" id="label_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy">Restricted Cash</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy" xlink:to="label_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy" xlink:title="label_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy" />
    <link:label xlink:type="resource" xlink:label="label_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy_1" xml:lang="en-US" id="label_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy_1">Cash and Cash Equivalents, Restricted Cash and Cash Equivalents, Policy [Policy Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy" xlink:to="label_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy_1" xlink:title="label_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CashEquivalentsAtCarryingValue" xlink:label="CashEquivalentsAtCarryingValue" xlink:title="CashEquivalentsAtCarryingValue" />
    <link:label xlink:type="resource" xlink:label="label_CashEquivalentsAtCarryingValue" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CashEquivalentsAtCarryingValue" xml:lang="en-US" id="label_CashEquivalentsAtCarryingValue">Amortized Cost</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashEquivalentsAtCarryingValue" xlink:to="label_CashEquivalentsAtCarryingValue" xlink:title="label_CashEquivalentsAtCarryingValue" />
    <link:label xlink:type="resource" xlink:label="label_CashEquivalentsAtCarryingValue_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CashEquivalentsAtCarryingValue_1" xml:lang="en-US" id="label_CashEquivalentsAtCarryingValue_1">Cash Equivalents, at Carrying Value</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashEquivalentsAtCarryingValue" xlink:to="label_CashEquivalentsAtCarryingValue_1" xlink:title="label_CashEquivalentsAtCarryingValue_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CashFlowSupplementalDisclosuresTextBlock" xlink:label="CashFlowSupplementalDisclosuresTextBlock" xlink:title="CashFlowSupplementalDisclosuresTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_CashFlowSupplementalDisclosuresTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CashFlowSupplementalDisclosuresTextBlock" xml:lang="en-US" id="label_CashFlowSupplementalDisclosuresTextBlock">CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS DATA</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashFlowSupplementalDisclosuresTextBlock" xlink:to="label_CashFlowSupplementalDisclosuresTextBlock" xlink:title="label_CashFlowSupplementalDisclosuresTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_CashFlowSupplementalDisclosuresTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CashFlowSupplementalDisclosuresTextBlock_1" xml:lang="en-US" id="label_CashFlowSupplementalDisclosuresTextBlock_1">Cash Flow, Supplemental Disclosures [Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashFlowSupplementalDisclosuresTextBlock" xlink:to="label_CashFlowSupplementalDisclosuresTextBlock_1" xlink:title="label_CashFlowSupplementalDisclosuresTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CertificatesOfDepositMember" xlink:label="CertificatesOfDepositMember" xlink:title="CertificatesOfDepositMember" />
    <link:label xlink:type="resource" xlink:label="label_CertificatesOfDepositMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CertificatesOfDepositMember" xml:lang="en-US" id="label_CertificatesOfDepositMember">Certificates of deposit</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CertificatesOfDepositMember" xlink:to="label_CertificatesOfDepositMember" xlink:title="label_CertificatesOfDepositMember" />
    <link:label xlink:type="resource" xlink:label="label_CertificatesOfDepositMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CertificatesOfDepositMember_1" xml:lang="en-US" id="label_CertificatesOfDepositMember_1">Certificates of Deposit [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CertificatesOfDepositMember" xlink:to="label_CertificatesOfDepositMember_1" xlink:title="label_CertificatesOfDepositMember_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ClassOfStockLineItems" xlink:label="ClassOfStockLineItems" xlink:title="ClassOfStockLineItems" />
    <link:label xlink:type="resource" xlink:label="label_ClassOfStockLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ClassOfStockLineItems" xml:lang="en-US" id="label_ClassOfStockLineItems">Common Stock</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ClassOfStockLineItems" xlink:to="label_ClassOfStockLineItems" xlink:title="label_ClassOfStockLineItems" />
    <link:label xlink:type="resource" xlink:label="label_ClassOfStockLineItems_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ClassOfStockLineItems_1" xml:lang="en-US" id="label_ClassOfStockLineItems_1">Class of Stock [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ClassOfStockLineItems" xlink:to="label_ClassOfStockLineItems_1" xlink:title="label_ClassOfStockLineItems_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ClassOfWarrantOrRightAxis" xlink:label="ClassOfWarrantOrRightAxis" xlink:title="ClassOfWarrantOrRightAxis" />
    <link:label xlink:type="resource" xlink:label="label_ClassOfWarrantOrRightAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ClassOfWarrantOrRightAxis" xml:lang="en-US" id="label_ClassOfWarrantOrRightAxis">Class of Warrant or Right [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ClassOfWarrantOrRightAxis" xlink:to="label_ClassOfWarrantOrRightAxis" xlink:title="label_ClassOfWarrantOrRightAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ClassOfWarrantOrRightDomain" xlink:label="ClassOfWarrantOrRightDomain" xlink:title="ClassOfWarrantOrRightDomain" />
    <link:label xlink:type="resource" xlink:label="label_ClassOfWarrantOrRightDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ClassOfWarrantOrRightDomain" xml:lang="en-US" id="label_ClassOfWarrantOrRightDomain">Class of Warrant or Right [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ClassOfWarrantOrRightDomain" xlink:to="label_ClassOfWarrantOrRightDomain" xlink:title="label_ClassOfWarrantOrRightDomain" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights" xlink:label="ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights" xlink:title="ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights" />
    <link:label xlink:type="resource" xlink:label="label_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights" xml:lang="en-US" id="label_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights">Exercise price of warrants issued</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights" xlink:to="label_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights" xlink:title="label_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights" />
    <link:label xlink:type="resource" xlink:label="label_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights_1" xml:lang="en-US" id="label_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights_1">Class of Warrant or Right, Exercise Price of Warrants or Rights</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights" xlink:to="label_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights_1" xlink:title="label_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ClassOfWarrantOrRightLineItems" xlink:label="ClassOfWarrantOrRightLineItems" xlink:title="ClassOfWarrantOrRightLineItems" />
    <link:label xlink:type="resource" xlink:label="label_ClassOfWarrantOrRightLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ClassOfWarrantOrRightLineItems" xml:lang="en-US" id="label_ClassOfWarrantOrRightLineItems">Warrants</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ClassOfWarrantOrRightLineItems" xlink:to="label_ClassOfWarrantOrRightLineItems" xlink:title="label_ClassOfWarrantOrRightLineItems" />
    <link:label xlink:type="resource" xlink:label="label_ClassOfWarrantOrRightLineItems_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ClassOfWarrantOrRightLineItems_1" xml:lang="en-US" id="label_ClassOfWarrantOrRightLineItems_1">Class of Warrant or Right [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ClassOfWarrantOrRightLineItems" xlink:to="label_ClassOfWarrantOrRightLineItems_1" xlink:title="label_ClassOfWarrantOrRightLineItems_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ClassOfWarrantOrRightOutstanding" xlink:label="ClassOfWarrantOrRightOutstanding" xlink:title="ClassOfWarrantOrRightOutstanding" />
    <link:label xlink:type="resource" xlink:label="label_ClassOfWarrantOrRightOutstanding" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ClassOfWarrantOrRightOutstanding" xml:lang="en-US" id="label_ClassOfWarrantOrRightOutstanding">Warrants outstanding (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ClassOfWarrantOrRightOutstanding" xlink:to="label_ClassOfWarrantOrRightOutstanding" xlink:title="label_ClassOfWarrantOrRightOutstanding" />
    <link:label xlink:type="resource" xlink:label="label_ClassOfWarrantOrRightOutstanding_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_ClassOfWarrantOrRightOutstanding_1" xml:lang="en-US" id="label_ClassOfWarrantOrRightOutstanding_1">Number of Shares</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ClassOfWarrantOrRightOutstanding" xlink:to="label_ClassOfWarrantOrRightOutstanding_1" xlink:title="label_ClassOfWarrantOrRightOutstanding_1" />
    <link:label xlink:type="resource" xlink:label="label_ClassOfWarrantOrRightOutstanding_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ClassOfWarrantOrRightOutstanding_2" xml:lang="en-US" id="label_ClassOfWarrantOrRightOutstanding_2">Class of Warrant or Right, Outstanding</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ClassOfWarrantOrRightOutstanding" xlink:to="label_ClassOfWarrantOrRightOutstanding_2" xlink:title="label_ClassOfWarrantOrRightOutstanding_2" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ClassOfWarrantOrRightTable" xlink:label="ClassOfWarrantOrRightTable" xlink:title="ClassOfWarrantOrRightTable" />
    <link:label xlink:type="resource" xlink:label="label_ClassOfWarrantOrRightTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ClassOfWarrantOrRightTable" xml:lang="en-US" id="label_ClassOfWarrantOrRightTable">Class of Warrant or Right [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ClassOfWarrantOrRightTable" xlink:to="label_ClassOfWarrantOrRightTable" xlink:title="label_ClassOfWarrantOrRightTable" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CollaborativeArrangementDisclosureTextBlock" xlink:label="CollaborativeArrangementDisclosureTextBlock" xlink:title="CollaborativeArrangementDisclosureTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_CollaborativeArrangementDisclosureTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CollaborativeArrangementDisclosureTextBlock" xml:lang="en-US" id="label_CollaborativeArrangementDisclosureTextBlock">LICENSE AGREEMENTS</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CollaborativeArrangementDisclosureTextBlock" xlink:to="label_CollaborativeArrangementDisclosureTextBlock" xlink:title="label_CollaborativeArrangementDisclosureTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_CollaborativeArrangementDisclosureTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CollaborativeArrangementDisclosureTextBlock_1" xml:lang="en-US" id="label_CollaborativeArrangementDisclosureTextBlock_1">Collaborative Arrangement Disclosure [Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CollaborativeArrangementDisclosureTextBlock" xlink:to="label_CollaborativeArrangementDisclosureTextBlock_1" xlink:title="label_CollaborativeArrangementDisclosureTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CollaborativeArrangementMember" xlink:label="CollaborativeArrangementMember" xlink:title="CollaborativeArrangementMember" />
    <link:label xlink:type="resource" xlink:label="label_CollaborativeArrangementMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CollaborativeArrangementMember" xml:lang="en-US" id="label_CollaborativeArrangementMember">License agreements</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CollaborativeArrangementMember" xlink:to="label_CollaborativeArrangementMember" xlink:title="label_CollaborativeArrangementMember" />
    <link:label xlink:type="resource" xlink:label="label_CollaborativeArrangementMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CollaborativeArrangementMember_1" xml:lang="en-US" id="label_CollaborativeArrangementMember_1">Collaborative Arrangement [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CollaborativeArrangementMember" xlink:to="label_CollaborativeArrangementMember_1" xlink:title="label_CollaborativeArrangementMember_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems" xlink:label="CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems" xlink:title="CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems" />
    <link:label xlink:type="resource" xlink:label="label_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems" xml:lang="en-US" id="label_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems">LICENSE AGREEMENTS</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems" xlink:to="label_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems" xlink:title="label_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems" />
    <link:label xlink:type="resource" xlink:label="label_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems_1" xml:lang="en-US" id="label_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems_1">Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems" xlink:to="label_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems_1" xlink:title="label_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CommercialPaperMember" xlink:label="CommercialPaperMember" xlink:title="CommercialPaperMember" />
    <link:label xlink:type="resource" xlink:label="label_CommercialPaperMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CommercialPaperMember" xml:lang="en-US" id="label_CommercialPaperMember">Commercial paper</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommercialPaperMember" xlink:to="label_CommercialPaperMember" xlink:title="label_CommercialPaperMember" />
    <link:label xlink:type="resource" xlink:label="label_CommercialPaperMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CommercialPaperMember_1" xml:lang="en-US" id="label_CommercialPaperMember_1">Commercial Paper [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommercialPaperMember" xlink:to="label_CommercialPaperMember_1" xlink:title="label_CommercialPaperMember_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CommitmentsAndContingencies" xlink:label="CommitmentsAndContingencies" xlink:title="CommitmentsAndContingencies" />
    <link:label xlink:type="resource" xlink:label="label_CommitmentsAndContingencies" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CommitmentsAndContingencies" xml:lang="en-US" id="label_CommitmentsAndContingencies">Commitments and contingencies</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommitmentsAndContingencies" xlink:to="label_CommitmentsAndContingencies" xlink:title="label_CommitmentsAndContingencies" />
    <link:label xlink:type="resource" xlink:label="label_CommitmentsAndContingencies_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CommitmentsAndContingencies_1" xml:lang="en-US" id="label_CommitmentsAndContingencies_1">Commitments and Contingencies</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommitmentsAndContingencies" xlink:to="label_CommitmentsAndContingencies_1" xlink:title="label_CommitmentsAndContingencies_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract" xlink:label="CommitmentsAndContingenciesDisclosureAbstract" xlink:title="CommitmentsAndContingenciesDisclosureAbstract" />
    <link:label xlink:type="resource" xlink:label="label_CommitmentsAndContingenciesDisclosureAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CommitmentsAndContingenciesDisclosureAbstract" xml:lang="en-US" id="label_CommitmentsAndContingenciesDisclosureAbstract">COMMITMENTS AND CONTINGENCIES.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommitmentsAndContingenciesDisclosureAbstract" xlink:to="label_CommitmentsAndContingenciesDisclosureAbstract" xlink:title="label_CommitmentsAndContingenciesDisclosureAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureTextBlock" xlink:label="CommitmentsAndContingenciesDisclosureTextBlock" xlink:title="CommitmentsAndContingenciesDisclosureTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_CommitmentsAndContingenciesDisclosureTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CommitmentsAndContingenciesDisclosureTextBlock" xml:lang="en-US" id="label_CommitmentsAndContingenciesDisclosureTextBlock">COMMITMENTS AND CONTINGENCIES</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommitmentsAndContingenciesDisclosureTextBlock" xlink:to="label_CommitmentsAndContingenciesDisclosureTextBlock" xlink:title="label_CommitmentsAndContingenciesDisclosureTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_CommitmentsAndContingenciesDisclosureTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CommitmentsAndContingenciesDisclosureTextBlock_1" xml:lang="en-US" id="label_CommitmentsAndContingenciesDisclosureTextBlock_1">Commitments and Contingencies Disclosure [Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommitmentsAndContingenciesDisclosureTextBlock" xlink:to="label_CommitmentsAndContingenciesDisclosureTextBlock_1" xlink:title="label_CommitmentsAndContingenciesDisclosureTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CommonStockCapitalSharesReservedForFutureIssuance" xlink:label="CommonStockCapitalSharesReservedForFutureIssuance" xlink:title="CommonStockCapitalSharesReservedForFutureIssuance" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockCapitalSharesReservedForFutureIssuance" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_CommonStockCapitalSharesReservedForFutureIssuance" xml:lang="en-US" id="label_CommonStockCapitalSharesReservedForFutureIssuance">Total (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockCapitalSharesReservedForFutureIssuance" xlink:to="label_CommonStockCapitalSharesReservedForFutureIssuance" xlink:title="label_CommonStockCapitalSharesReservedForFutureIssuance" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockCapitalSharesReservedForFutureIssuance_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CommonStockCapitalSharesReservedForFutureIssuance_1" xml:lang="en-US" id="label_CommonStockCapitalSharesReservedForFutureIssuance_1">Common Stock, Capital Shares Reserved for Future Issuance</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockCapitalSharesReservedForFutureIssuance" xlink:to="label_CommonStockCapitalSharesReservedForFutureIssuance_1" xlink:title="label_CommonStockCapitalSharesReservedForFutureIssuance_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CommonStockMember" xlink:label="CommonStockMember" xlink:title="CommonStockMember" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CommonStockMember" xml:lang="en-US" id="label_CommonStockMember">Common Stock</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockMember" xlink:to="label_CommonStockMember" xlink:title="label_CommonStockMember" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockMember_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_CommonStockMember_1" xml:lang="en-US" id="label_CommonStockMember_1">Common stock</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockMember" xlink:to="label_CommonStockMember_1" xlink:title="label_CommonStockMember_1" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockMember_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CommonStockMember_2" xml:lang="en-US" id="label_CommonStockMember_2">Common Stock [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockMember" xlink:to="label_CommonStockMember_2" xlink:title="label_CommonStockMember_2" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CommonStockNumberOfSharesParValueAndOtherDisclosuresAbstract" xlink:label="CommonStockNumberOfSharesParValueAndOtherDisclosuresAbstract" xlink:title="CommonStockNumberOfSharesParValueAndOtherDisclosuresAbstract" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockNumberOfSharesParValueAndOtherDisclosuresAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CommonStockNumberOfSharesParValueAndOtherDisclosuresAbstract" xml:lang="en-US" id="label_CommonStockNumberOfSharesParValueAndOtherDisclosuresAbstract">Authorized Common Stock</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockNumberOfSharesParValueAndOtherDisclosuresAbstract" xlink:to="label_CommonStockNumberOfSharesParValueAndOtherDisclosuresAbstract" xlink:title="label_CommonStockNumberOfSharesParValueAndOtherDisclosuresAbstract" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockNumberOfSharesParValueAndOtherDisclosuresAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CommonStockNumberOfSharesParValueAndOtherDisclosuresAbstract_1" xml:lang="en-US" id="label_CommonStockNumberOfSharesParValueAndOtherDisclosuresAbstract_1">Common Stock, Number of Shares, Par Value and Other Disclosures [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockNumberOfSharesParValueAndOtherDisclosuresAbstract" xlink:to="label_CommonStockNumberOfSharesParValueAndOtherDisclosuresAbstract_1" xlink:title="label_CommonStockNumberOfSharesParValueAndOtherDisclosuresAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CommonStockParOrStatedValuePerShare" xlink:label="CommonStockParOrStatedValuePerShare" xlink:title="CommonStockParOrStatedValuePerShare" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockParOrStatedValuePerShare" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CommonStockParOrStatedValuePerShare" xml:lang="en-US" id="label_CommonStockParOrStatedValuePerShare">Common stock, par value (in dollars per share)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockParOrStatedValuePerShare" xlink:to="label_CommonStockParOrStatedValuePerShare" xlink:title="label_CommonStockParOrStatedValuePerShare" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockParOrStatedValuePerShare_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CommonStockParOrStatedValuePerShare_1" xml:lang="en-US" id="label_CommonStockParOrStatedValuePerShare_1">Common Stock, Par or Stated Value Per Share</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockParOrStatedValuePerShare" xlink:to="label_CommonStockParOrStatedValuePerShare_1" xlink:title="label_CommonStockParOrStatedValuePerShare_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CommonStockSharesAuthorized" xlink:label="CommonStockSharesAuthorized" xlink:title="CommonStockSharesAuthorized" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockSharesAuthorized" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CommonStockSharesAuthorized" xml:lang="en-US" id="label_CommonStockSharesAuthorized">Common stock, shares authorized</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockSharesAuthorized" xlink:to="label_CommonStockSharesAuthorized" xlink:title="label_CommonStockSharesAuthorized" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockSharesAuthorized_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_CommonStockSharesAuthorized_1" xml:lang="en-US" id="label_CommonStockSharesAuthorized_1">Authorized Common Stock (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockSharesAuthorized" xlink:to="label_CommonStockSharesAuthorized_1" xlink:title="label_CommonStockSharesAuthorized_1" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockSharesAuthorized_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CommonStockSharesAuthorized_2" xml:lang="en-US" id="label_CommonStockSharesAuthorized_2">Common Stock, Shares Authorized</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockSharesAuthorized" xlink:to="label_CommonStockSharesAuthorized_2" xlink:title="label_CommonStockSharesAuthorized_2" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CommonStockSharesIssued" xlink:label="CommonStockSharesIssued" xlink:title="CommonStockSharesIssued" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockSharesIssued" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CommonStockSharesIssued" xml:lang="en-US" id="label_CommonStockSharesIssued">Common stock, shares issued</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockSharesIssued" xlink:to="label_CommonStockSharesIssued" xlink:title="label_CommonStockSharesIssued" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockSharesIssued_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CommonStockSharesIssued_1" xml:lang="en-US" id="label_CommonStockSharesIssued_1">Common Stock, Shares, Issued</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockSharesIssued" xlink:to="label_CommonStockSharesIssued_1" xlink:title="label_CommonStockSharesIssued_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CommonStockSharesOutstanding" xlink:label="CommonStockSharesOutstanding" xlink:title="CommonStockSharesOutstanding" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockSharesOutstanding" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CommonStockSharesOutstanding" xml:lang="en-US" id="label_CommonStockSharesOutstanding">Common stock, shares outstanding</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockSharesOutstanding" xlink:to="label_CommonStockSharesOutstanding" xlink:title="label_CommonStockSharesOutstanding" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockSharesOutstanding_1" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:title="label_CommonStockSharesOutstanding_1" xml:lang="en-US" id="label_CommonStockSharesOutstanding_1">Balances (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockSharesOutstanding" xlink:to="label_CommonStockSharesOutstanding_1" xlink:title="label_CommonStockSharesOutstanding_1" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockSharesOutstanding_2" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:title="label_CommonStockSharesOutstanding_2" xml:lang="en-US" id="label_CommonStockSharesOutstanding_2">Balances (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockSharesOutstanding" xlink:to="label_CommonStockSharesOutstanding_2" xlink:title="label_CommonStockSharesOutstanding_2" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockSharesOutstanding_3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CommonStockSharesOutstanding_3" xml:lang="en-US" id="label_CommonStockSharesOutstanding_3">Common Stock, Shares, Outstanding</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockSharesOutstanding" xlink:to="label_CommonStockSharesOutstanding_3" xlink:title="label_CommonStockSharesOutstanding_3" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CommonStockValue" xlink:label="CommonStockValue" xlink:title="CommonStockValue" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockValue" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CommonStockValue" xml:lang="en-US" id="label_CommonStockValue">Common stock</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockValue" xlink:to="label_CommonStockValue" xlink:title="label_CommonStockValue" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockValue_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CommonStockValue_1" xml:lang="en-US" id="label_CommonStockValue_1">Common Stock, Value, Issued</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockValue" xlink:to="label_CommonStockValue_1" xlink:title="label_CommonStockValue_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ComponentsOfDeferredTaxAssetsAbstract" xlink:label="ComponentsOfDeferredTaxAssetsAbstract" xlink:title="ComponentsOfDeferredTaxAssetsAbstract" />
    <link:label xlink:type="resource" xlink:label="label_ComponentsOfDeferredTaxAssetsAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ComponentsOfDeferredTaxAssetsAbstract" xml:lang="en-US" id="label_ComponentsOfDeferredTaxAssetsAbstract">Significant components of deferred tax assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ComponentsOfDeferredTaxAssetsAbstract" xlink:to="label_ComponentsOfDeferredTaxAssetsAbstract" xlink:title="label_ComponentsOfDeferredTaxAssetsAbstract" />
    <link:label xlink:type="resource" xlink:label="label_ComponentsOfDeferredTaxAssetsAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ComponentsOfDeferredTaxAssetsAbstract_1" xml:lang="en-US" id="label_ComponentsOfDeferredTaxAssetsAbstract_1">Components of Deferred Tax Assets [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ComponentsOfDeferredTaxAssetsAbstract" xlink:to="label_ComponentsOfDeferredTaxAssetsAbstract_1" xlink:title="label_ComponentsOfDeferredTaxAssetsAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTax" xlink:label="ComprehensiveIncomeNetOfTax" xlink:title="ComprehensiveIncomeNetOfTax" />
    <link:label xlink:type="resource" xlink:label="label_ComprehensiveIncomeNetOfTax" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_ComprehensiveIncomeNetOfTax" xml:lang="en-US" id="label_ComprehensiveIncomeNetOfTax">Comprehensive loss</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ComprehensiveIncomeNetOfTax" xlink:to="label_ComprehensiveIncomeNetOfTax" xlink:title="label_ComprehensiveIncomeNetOfTax" />
    <link:label xlink:type="resource" xlink:label="label_ComprehensiveIncomeNetOfTax_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ComprehensiveIncomeNetOfTax_1" xml:lang="en-US" id="label_ComprehensiveIncomeNetOfTax_1">Comprehensive Income (Loss), Net of Tax, Attributable to Parent</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ComprehensiveIncomeNetOfTax" xlink:to="label_ComprehensiveIncomeNetOfTax_1" xlink:title="label_ComprehensiveIncomeNetOfTax_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ConcentrationRiskBenchmarkDomain" xlink:label="ConcentrationRiskBenchmarkDomain" xlink:title="ConcentrationRiskBenchmarkDomain" />
    <link:label xlink:type="resource" xlink:label="label_ConcentrationRiskBenchmarkDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ConcentrationRiskBenchmarkDomain" xml:lang="en-US" id="label_ConcentrationRiskBenchmarkDomain">Concentration Risk Benchmark [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConcentrationRiskBenchmarkDomain" xlink:to="label_ConcentrationRiskBenchmarkDomain" xlink:title="label_ConcentrationRiskBenchmarkDomain" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ConcentrationRiskByBenchmarkAxis" xlink:label="ConcentrationRiskByBenchmarkAxis" xlink:title="ConcentrationRiskByBenchmarkAxis" />
    <link:label xlink:type="resource" xlink:label="label_ConcentrationRiskByBenchmarkAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ConcentrationRiskByBenchmarkAxis" xml:lang="en-US" id="label_ConcentrationRiskByBenchmarkAxis">Concentration Risk Benchmark [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConcentrationRiskByBenchmarkAxis" xlink:to="label_ConcentrationRiskByBenchmarkAxis" xlink:title="label_ConcentrationRiskByBenchmarkAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ConcentrationRiskByTypeAxis" xlink:label="ConcentrationRiskByTypeAxis" xlink:title="ConcentrationRiskByTypeAxis" />
    <link:label xlink:type="resource" xlink:label="label_ConcentrationRiskByTypeAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ConcentrationRiskByTypeAxis" xml:lang="en-US" id="label_ConcentrationRiskByTypeAxis">Concentration Risk Type [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConcentrationRiskByTypeAxis" xlink:to="label_ConcentrationRiskByTypeAxis" xlink:title="label_ConcentrationRiskByTypeAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ConcentrationRiskLineItems" xlink:label="ConcentrationRiskLineItems" xlink:title="ConcentrationRiskLineItems" />
    <link:label xlink:type="resource" xlink:label="label_ConcentrationRiskLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ConcentrationRiskLineItems" xml:lang="en-US" id="label_ConcentrationRiskLineItems">Concentration risk</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConcentrationRiskLineItems" xlink:to="label_ConcentrationRiskLineItems" xlink:title="label_ConcentrationRiskLineItems" />
    <link:label xlink:type="resource" xlink:label="label_ConcentrationRiskLineItems_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ConcentrationRiskLineItems_1" xml:lang="en-US" id="label_ConcentrationRiskLineItems_1">Concentration Risk [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConcentrationRiskLineItems" xlink:to="label_ConcentrationRiskLineItems_1" xlink:title="label_ConcentrationRiskLineItems_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ConcentrationRiskPercentage1" xlink:label="ConcentrationRiskPercentage1" xlink:title="ConcentrationRiskPercentage1" />
    <link:label xlink:type="resource" xlink:label="label_ConcentrationRiskPercentage1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ConcentrationRiskPercentage1" xml:lang="en-US" id="label_ConcentrationRiskPercentage1">Concentration risk percentage</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConcentrationRiskPercentage1" xlink:to="label_ConcentrationRiskPercentage1" xlink:title="label_ConcentrationRiskPercentage1" />
    <link:label xlink:type="resource" xlink:label="label_ConcentrationRiskPercentage1_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ConcentrationRiskPercentage1_1" xml:lang="en-US" id="label_ConcentrationRiskPercentage1_1">Concentration Risk, Percentage</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConcentrationRiskPercentage1" xlink:to="label_ConcentrationRiskPercentage1_1" xlink:title="label_ConcentrationRiskPercentage1_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ConcentrationRisksTypesNoConcentrationPercentageAbstract" xlink:label="ConcentrationRisksTypesNoConcentrationPercentageAbstract" xlink:title="ConcentrationRisksTypesNoConcentrationPercentageAbstract" />
    <link:label xlink:type="resource" xlink:label="label_ConcentrationRisksTypesNoConcentrationPercentageAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ConcentrationRisksTypesNoConcentrationPercentageAbstract" xml:lang="en-US" id="label_ConcentrationRisksTypesNoConcentrationPercentageAbstract">Credit Risk</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConcentrationRisksTypesNoConcentrationPercentageAbstract" xlink:to="label_ConcentrationRisksTypesNoConcentrationPercentageAbstract" xlink:title="label_ConcentrationRisksTypesNoConcentrationPercentageAbstract" />
    <link:label xlink:type="resource" xlink:label="label_ConcentrationRisksTypesNoConcentrationPercentageAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ConcentrationRisksTypesNoConcentrationPercentageAbstract_1" xml:lang="en-US" id="label_ConcentrationRisksTypesNoConcentrationPercentageAbstract_1">Concentration Risks, Types, No Concentration Percentage [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConcentrationRisksTypesNoConcentrationPercentageAbstract" xlink:to="label_ConcentrationRisksTypesNoConcentrationPercentageAbstract_1" xlink:title="label_ConcentrationRisksTypesNoConcentrationPercentageAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ConcentrationRiskTable" xlink:label="ConcentrationRiskTable" xlink:title="ConcentrationRiskTable" />
    <link:label xlink:type="resource" xlink:label="label_ConcentrationRiskTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ConcentrationRiskTable" xml:lang="en-US" id="label_ConcentrationRiskTable">Concentration Risk [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConcentrationRiskTable" xlink:to="label_ConcentrationRiskTable" xlink:title="label_ConcentrationRiskTable" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ConcentrationRiskTypeDomain" xlink:label="ConcentrationRiskTypeDomain" xlink:title="ConcentrationRiskTypeDomain" />
    <link:label xlink:type="resource" xlink:label="label_ConcentrationRiskTypeDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ConcentrationRiskTypeDomain" xml:lang="en-US" id="label_ConcentrationRiskTypeDomain">Concentration Risk Type [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConcentrationRiskTypeDomain" xlink:to="label_ConcentrationRiskTypeDomain" xlink:title="label_ConcentrationRiskTypeDomain" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ConsolidationPolicyTextBlock" xlink:label="ConsolidationPolicyTextBlock" xlink:title="ConsolidationPolicyTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ConsolidationPolicyTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ConsolidationPolicyTextBlock" xml:lang="en-US" id="label_ConsolidationPolicyTextBlock">Principles of Consolidation</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConsolidationPolicyTextBlock" xlink:to="label_ConsolidationPolicyTextBlock" xlink:title="label_ConsolidationPolicyTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ConsolidationPolicyTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ConsolidationPolicyTextBlock_1" xml:lang="en-US" id="label_ConsolidationPolicyTextBlock_1">Consolidation, Policy [Policy Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConsolidationPolicyTextBlock" xlink:to="label_ConsolidationPolicyTextBlock_1" xlink:title="label_ConsolidationPolicyTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ContractsRevenue" xlink:label="ContractsRevenue" xlink:title="ContractsRevenue" />
    <link:label xlink:type="resource" xlink:label="label_ContractsRevenue" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ContractsRevenue" xml:lang="en-US" id="label_ContractsRevenue">Revenues from collaborative agreements</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ContractsRevenue" xlink:to="label_ContractsRevenue" xlink:title="label_ContractsRevenue" />
    <link:label xlink:type="resource" xlink:label="label_ContractsRevenue_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ContractsRevenue_1" xml:lang="en-US" id="label_ContractsRevenue_1">Contracts Revenue</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ContractsRevenue" xlink:to="label_ContractsRevenue_1" xlink:title="label_ContractsRevenue_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CorporateNoteSecuritiesMember" xlink:label="CorporateNoteSecuritiesMember" xlink:title="CorporateNoteSecuritiesMember" />
    <link:label xlink:type="resource" xlink:label="label_CorporateNoteSecuritiesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CorporateNoteSecuritiesMember" xml:lang="en-US" id="label_CorporateNoteSecuritiesMember">Corporate notes</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CorporateNoteSecuritiesMember" xlink:to="label_CorporateNoteSecuritiesMember" xlink:title="label_CorporateNoteSecuritiesMember" />
    <link:label xlink:type="resource" xlink:label="label_CorporateNoteSecuritiesMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CorporateNoteSecuritiesMember_1" xml:lang="en-US" id="label_CorporateNoteSecuritiesMember_1">Corporate Note Securities [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CorporateNoteSecuritiesMember" xlink:to="label_CorporateNoteSecuritiesMember_1" xlink:title="label_CorporateNoteSecuritiesMember_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CounterpartyNameAxis" xlink:label="CounterpartyNameAxis" xlink:title="CounterpartyNameAxis" />
    <link:label xlink:type="resource" xlink:label="label_CounterpartyNameAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CounterpartyNameAxis" xml:lang="en-US" id="label_CounterpartyNameAxis">Counterparty Name [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CounterpartyNameAxis" xlink:to="label_CounterpartyNameAxis" xlink:title="label_CounterpartyNameAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CreditFacilityAxis" xlink:label="CreditFacilityAxis" xlink:title="CreditFacilityAxis" />
    <link:label xlink:type="resource" xlink:label="label_CreditFacilityAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CreditFacilityAxis" xml:lang="en-US" id="label_CreditFacilityAxis">Credit Facility [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CreditFacilityAxis" xlink:to="label_CreditFacilityAxis" xlink:title="label_CreditFacilityAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CreditFacilityDomain" xlink:label="CreditFacilityDomain" xlink:title="CreditFacilityDomain" />
    <link:label xlink:type="resource" xlink:label="label_CreditFacilityDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CreditFacilityDomain" xml:lang="en-US" id="label_CreditFacilityDomain">Credit Facility [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CreditFacilityDomain" xlink:to="label_CreditFacilityDomain" xlink:title="label_CreditFacilityDomain" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CumulativeTranslationAdjustmentNetOfTaxPeriodIncreaseDecrease" xlink:label="CumulativeTranslationAdjustmentNetOfTaxPeriodIncreaseDecrease" xlink:title="CumulativeTranslationAdjustmentNetOfTaxPeriodIncreaseDecrease" />
    <link:label xlink:type="resource" xlink:label="label_CumulativeTranslationAdjustmentNetOfTaxPeriodIncreaseDecrease" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CumulativeTranslationAdjustmentNetOfTaxPeriodIncreaseDecrease" xml:lang="en-US" id="label_CumulativeTranslationAdjustmentNetOfTaxPeriodIncreaseDecrease">Translation adjustment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CumulativeTranslationAdjustmentNetOfTaxPeriodIncreaseDecrease" xlink:to="label_CumulativeTranslationAdjustmentNetOfTaxPeriodIncreaseDecrease" xlink:title="label_CumulativeTranslationAdjustmentNetOfTaxPeriodIncreaseDecrease" />
    <link:label xlink:type="resource" xlink:label="label_CumulativeTranslationAdjustmentNetOfTaxPeriodIncreaseDecrease_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CumulativeTranslationAdjustmentNetOfTaxPeriodIncreaseDecrease_1" xml:lang="en-US" id="label_CumulativeTranslationAdjustmentNetOfTaxPeriodIncreaseDecrease_1">Cumulative Translation Adjustment, Net of Tax, Period Increase (Decrease)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CumulativeTranslationAdjustmentNetOfTaxPeriodIncreaseDecrease" xlink:to="label_CumulativeTranslationAdjustmentNetOfTaxPeriodIncreaseDecrease_1" xlink:title="label_CumulativeTranslationAdjustmentNetOfTaxPeriodIncreaseDecrease_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CustomerConcentrationRiskMember" xlink:label="CustomerConcentrationRiskMember" xlink:title="CustomerConcentrationRiskMember" />
    <link:label xlink:type="resource" xlink:label="label_CustomerConcentrationRiskMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CustomerConcentrationRiskMember" xml:lang="en-US" id="label_CustomerConcentrationRiskMember">Customer concentration risk</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CustomerConcentrationRiskMember" xlink:to="label_CustomerConcentrationRiskMember" xlink:title="label_CustomerConcentrationRiskMember" />
    <link:label xlink:type="resource" xlink:label="label_CustomerConcentrationRiskMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CustomerConcentrationRiskMember_1" xml:lang="en-US" id="label_CustomerConcentrationRiskMember_1">Customer Concentration Risk [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CustomerConcentrationRiskMember" xlink:to="label_CustomerConcentrationRiskMember_1" xlink:title="label_CustomerConcentrationRiskMember_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtDisclosureAbstract" xlink:label="DebtDisclosureAbstract" xlink:title="DebtDisclosureAbstract" />
    <link:label xlink:type="resource" xlink:label="label_DebtDisclosureAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DebtDisclosureAbstract" xml:lang="en-US" id="label_DebtDisclosureAbstract">LONG-TERM DEBT</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DebtDisclosureAbstract" xlink:to="label_DebtDisclosureAbstract" xlink:title="label_DebtDisclosureAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentBasisSpreadOnVariableRate1" xlink:label="DebtInstrumentBasisSpreadOnVariableRate1" xlink:title="DebtInstrumentBasisSpreadOnVariableRate1" />
    <link:label xlink:type="resource" xlink:label="label_DebtInstrumentBasisSpreadOnVariableRate1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DebtInstrumentBasisSpreadOnVariableRate1" xml:lang="en-US" id="label_DebtInstrumentBasisSpreadOnVariableRate1">Fixed interest rate (as a percent)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DebtInstrumentBasisSpreadOnVariableRate1" xlink:to="label_DebtInstrumentBasisSpreadOnVariableRate1" xlink:title="label_DebtInstrumentBasisSpreadOnVariableRate1" />
    <link:label xlink:type="resource" xlink:label="label_DebtInstrumentBasisSpreadOnVariableRate1_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DebtInstrumentBasisSpreadOnVariableRate1_1" xml:lang="en-US" id="label_DebtInstrumentBasisSpreadOnVariableRate1_1">Debt Instrument, Basis Spread on Variable Rate</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DebtInstrumentBasisSpreadOnVariableRate1" xlink:to="label_DebtInstrumentBasisSpreadOnVariableRate1_1" xlink:title="label_DebtInstrumentBasisSpreadOnVariableRate1_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentDescriptionOfVariableRateBasis" xlink:label="DebtInstrumentDescriptionOfVariableRateBasis" xlink:title="DebtInstrumentDescriptionOfVariableRateBasis" />
    <link:label xlink:type="resource" xlink:label="label_DebtInstrumentDescriptionOfVariableRateBasis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DebtInstrumentDescriptionOfVariableRateBasis" xml:lang="en-US" id="label_DebtInstrumentDescriptionOfVariableRateBasis">Basis of interest rate</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DebtInstrumentDescriptionOfVariableRateBasis" xlink:to="label_DebtInstrumentDescriptionOfVariableRateBasis" xlink:title="label_DebtInstrumentDescriptionOfVariableRateBasis" />
    <link:label xlink:type="resource" xlink:label="label_DebtInstrumentDescriptionOfVariableRateBasis_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DebtInstrumentDescriptionOfVariableRateBasis_1" xml:lang="en-US" id="label_DebtInstrumentDescriptionOfVariableRateBasis_1">Debt Instrument, Description of Variable Rate Basis</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DebtInstrumentDescriptionOfVariableRateBasis" xlink:to="label_DebtInstrumentDescriptionOfVariableRateBasis_1" xlink:title="label_DebtInstrumentDescriptionOfVariableRateBasis_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentFaceAmount" xlink:label="DebtInstrumentFaceAmount" xlink:title="DebtInstrumentFaceAmount" />
    <link:label xlink:type="resource" xlink:label="label_DebtInstrumentFaceAmount" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DebtInstrumentFaceAmount" xml:lang="en-US" id="label_DebtInstrumentFaceAmount">Loan disbursed</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DebtInstrumentFaceAmount" xlink:to="label_DebtInstrumentFaceAmount" xlink:title="label_DebtInstrumentFaceAmount" />
    <link:label xlink:type="resource" xlink:label="label_DebtInstrumentFaceAmount_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DebtInstrumentFaceAmount_1" xml:lang="en-US" id="label_DebtInstrumentFaceAmount_1">Debt Instrument, Face Amount</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DebtInstrumentFaceAmount" xlink:to="label_DebtInstrumentFaceAmount_1" xlink:title="label_DebtInstrumentFaceAmount_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="DebtInstrumentLineItems" xlink:title="DebtInstrumentLineItems" />
    <link:label xlink:type="resource" xlink:label="label_DebtInstrumentLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DebtInstrumentLineItems" xml:lang="en-US" id="label_DebtInstrumentLineItems">LONG-TERM DEBT</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DebtInstrumentLineItems" xlink:to="label_DebtInstrumentLineItems" xlink:title="label_DebtInstrumentLineItems" />
    <link:label xlink:type="resource" xlink:label="label_DebtInstrumentLineItems_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DebtInstrumentLineItems_1" xml:lang="en-US" id="label_DebtInstrumentLineItems_1">Debt Instrument [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DebtInstrumentLineItems" xlink:to="label_DebtInstrumentLineItems_1" xlink:title="label_DebtInstrumentLineItems_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentTable" xlink:label="DebtInstrumentTable" xlink:title="DebtInstrumentTable" />
    <link:label xlink:type="resource" xlink:label="label_DebtInstrumentTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DebtInstrumentTable" xml:lang="en-US" id="label_DebtInstrumentTable">Schedule of Long-term Debt Instruments [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DebtInstrumentTable" xlink:to="label_DebtInstrumentTable" xlink:title="label_DebtInstrumentTable" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DeferredTaxAssetsGoodwillAndIntangibleAssets" xlink:label="DeferredTaxAssetsGoodwillAndIntangibleAssets" xlink:title="DeferredTaxAssetsGoodwillAndIntangibleAssets" />
    <link:label xlink:type="resource" xlink:label="label_DeferredTaxAssetsGoodwillAndIntangibleAssets" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DeferredTaxAssetsGoodwillAndIntangibleAssets" xml:lang="en-US" id="label_DeferredTaxAssetsGoodwillAndIntangibleAssets">Purchased technology</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DeferredTaxAssetsGoodwillAndIntangibleAssets" xlink:to="label_DeferredTaxAssetsGoodwillAndIntangibleAssets" xlink:title="label_DeferredTaxAssetsGoodwillAndIntangibleAssets" />
    <link:label xlink:type="resource" xlink:label="label_DeferredTaxAssetsGoodwillAndIntangibleAssets_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DeferredTaxAssetsGoodwillAndIntangibleAssets_1" xml:lang="en-US" id="label_DeferredTaxAssetsGoodwillAndIntangibleAssets_1">Deferred Tax Assets, Goodwill and Intangible Assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DeferredTaxAssetsGoodwillAndIntangibleAssets" xlink:to="label_DeferredTaxAssetsGoodwillAndIntangibleAssets_1" xlink:title="label_DeferredTaxAssetsGoodwillAndIntangibleAssets_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DeferredTaxAssetsGross" xlink:label="DeferredTaxAssetsGross" xlink:title="DeferredTaxAssetsGross" />
    <link:label xlink:type="resource" xlink:label="label_DeferredTaxAssetsGross" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_DeferredTaxAssetsGross" xml:lang="en-US" id="label_DeferredTaxAssetsGross">Total deferred tax assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DeferredTaxAssetsGross" xlink:to="label_DeferredTaxAssetsGross" xlink:title="label_DeferredTaxAssetsGross" />
    <link:label xlink:type="resource" xlink:label="label_DeferredTaxAssetsGross_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DeferredTaxAssetsGross_1" xml:lang="en-US" id="label_DeferredTaxAssetsGross_1">Deferred Tax Assets, Gross</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DeferredTaxAssetsGross" xlink:to="label_DeferredTaxAssetsGross_1" xlink:title="label_DeferredTaxAssetsGross_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DeferredTaxAssetsNet" xlink:label="DeferredTaxAssetsNet" xlink:title="DeferredTaxAssetsNet" />
    <link:label xlink:type="resource" xlink:label="label_DeferredTaxAssetsNet" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_DeferredTaxAssetsNet" xml:lang="en-US" id="label_DeferredTaxAssetsNet">Net deferred tax assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DeferredTaxAssetsNet" xlink:to="label_DeferredTaxAssetsNet" xlink:title="label_DeferredTaxAssetsNet" />
    <link:label xlink:type="resource" xlink:label="label_DeferredTaxAssetsNet_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DeferredTaxAssetsNet_1" xml:lang="en-US" id="label_DeferredTaxAssetsNet_1">Deferred Tax Assets, Net of Valuation Allowance</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DeferredTaxAssetsNet" xlink:to="label_DeferredTaxAssetsNet_1" xlink:title="label_DeferredTaxAssetsNet_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DeferredTaxAssetsOperatingLossCarryforwards" xlink:label="DeferredTaxAssetsOperatingLossCarryforwards" xlink:title="DeferredTaxAssetsOperatingLossCarryforwards" />
    <link:label xlink:type="resource" xlink:label="label_DeferredTaxAssetsOperatingLossCarryforwards" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DeferredTaxAssetsOperatingLossCarryforwards" xml:lang="en-US" id="label_DeferredTaxAssetsOperatingLossCarryforwards">Net operating loss carryforwards</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DeferredTaxAssetsOperatingLossCarryforwards" xlink:to="label_DeferredTaxAssetsOperatingLossCarryforwards" xlink:title="label_DeferredTaxAssetsOperatingLossCarryforwards" />
    <link:label xlink:type="resource" xlink:label="label_DeferredTaxAssetsOperatingLossCarryforwards_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DeferredTaxAssetsOperatingLossCarryforwards_1" xml:lang="en-US" id="label_DeferredTaxAssetsOperatingLossCarryforwards_1">Deferred Tax Assets, Operating Loss Carryforwards</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DeferredTaxAssetsOperatingLossCarryforwards" xlink:to="label_DeferredTaxAssetsOperatingLossCarryforwards_1" xlink:title="label_DeferredTaxAssetsOperatingLossCarryforwards_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DeferredTaxAssetsOther" xlink:label="DeferredTaxAssetsOther" xlink:title="DeferredTaxAssetsOther" />
    <link:label xlink:type="resource" xlink:label="label_DeferredTaxAssetsOther" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DeferredTaxAssetsOther" xml:lang="en-US" id="label_DeferredTaxAssetsOther">Other - net</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DeferredTaxAssetsOther" xlink:to="label_DeferredTaxAssetsOther" xlink:title="label_DeferredTaxAssetsOther" />
    <link:label xlink:type="resource" xlink:label="label_DeferredTaxAssetsOther_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DeferredTaxAssetsOther_1" xml:lang="en-US" id="label_DeferredTaxAssetsOther_1">Deferred Tax Assets, Other</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DeferredTaxAssetsOther" xlink:to="label_DeferredTaxAssetsOther_1" xlink:title="label_DeferredTaxAssetsOther_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsResearch" xlink:label="DeferredTaxAssetsTaxCreditCarryforwardsResearch" xlink:title="DeferredTaxAssetsTaxCreditCarryforwardsResearch" />
    <link:label xlink:type="resource" xlink:label="label_DeferredTaxAssetsTaxCreditCarryforwardsResearch" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DeferredTaxAssetsTaxCreditCarryforwardsResearch" xml:lang="en-US" id="label_DeferredTaxAssetsTaxCreditCarryforwardsResearch">Research credits</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DeferredTaxAssetsTaxCreditCarryforwardsResearch" xlink:to="label_DeferredTaxAssetsTaxCreditCarryforwardsResearch" xlink:title="label_DeferredTaxAssetsTaxCreditCarryforwardsResearch" />
    <link:label xlink:type="resource" xlink:label="label_DeferredTaxAssetsTaxCreditCarryforwardsResearch_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DeferredTaxAssetsTaxCreditCarryforwardsResearch_1" xml:lang="en-US" id="label_DeferredTaxAssetsTaxCreditCarryforwardsResearch_1">Deferred Tax Assets, Tax Credit Carryforwards, Research</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DeferredTaxAssetsTaxCreditCarryforwardsResearch" xlink:to="label_DeferredTaxAssetsTaxCreditCarryforwardsResearch_1" xlink:title="label_DeferredTaxAssetsTaxCreditCarryforwardsResearch_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DeferredTaxAssetsValuationAllowance" xlink:label="DeferredTaxAssetsValuationAllowance" xlink:title="DeferredTaxAssetsValuationAllowance" />
    <link:label xlink:type="resource" xlink:label="label_DeferredTaxAssetsValuationAllowance" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_DeferredTaxAssetsValuationAllowance" xml:lang="en-US" id="label_DeferredTaxAssetsValuationAllowance">Valuation allowance for deferred tax assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DeferredTaxAssetsValuationAllowance" xlink:to="label_DeferredTaxAssetsValuationAllowance" xlink:title="label_DeferredTaxAssetsValuationAllowance" />
    <link:label xlink:type="resource" xlink:label="label_DeferredTaxAssetsValuationAllowance_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DeferredTaxAssetsValuationAllowance_1" xml:lang="en-US" id="label_DeferredTaxAssetsValuationAllowance_1">Deferred Tax Assets, Valuation Allowance</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DeferredTaxAssetsValuationAllowance" xlink:to="label_DeferredTaxAssetsValuationAllowance_1" xlink:title="label_DeferredTaxAssetsValuationAllowance_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DefinedContributionPensionAndOtherPostretirementPlansDisclosureAbstract" xlink:label="DefinedContributionPensionAndOtherPostretirementPlansDisclosureAbstract" xlink:title="DefinedContributionPensionAndOtherPostretirementPlansDisclosureAbstract" />
    <link:label xlink:type="resource" xlink:label="label_DefinedContributionPensionAndOtherPostretirementPlansDisclosureAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DefinedContributionPensionAndOtherPostretirementPlansDisclosureAbstract" xml:lang="en-US" id="label_DefinedContributionPensionAndOtherPostretirementPlansDisclosureAbstract">401(k) Plan</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DefinedContributionPensionAndOtherPostretirementPlansDisclosureAbstract" xlink:to="label_DefinedContributionPensionAndOtherPostretirementPlansDisclosureAbstract" xlink:title="label_DefinedContributionPensionAndOtherPostretirementPlansDisclosureAbstract" />
    <link:label xlink:type="resource" xlink:label="label_DefinedContributionPensionAndOtherPostretirementPlansDisclosureAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DefinedContributionPensionAndOtherPostretirementPlansDisclosureAbstract_1" xml:lang="en-US" id="label_DefinedContributionPensionAndOtherPostretirementPlansDisclosureAbstract_1">Defined Contribution Pension and Other Postretirement Plans Disclosure [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DefinedContributionPensionAndOtherPostretirementPlansDisclosureAbstract" xlink:to="label_DefinedContributionPensionAndOtherPostretirementPlansDisclosureAbstract_1" xlink:title="label_DefinedContributionPensionAndOtherPostretirementPlansDisclosureAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DefinedContributionPlanCostRecognized" xlink:label="DefinedContributionPlanCostRecognized" xlink:title="DefinedContributionPlanCostRecognized" />
    <link:label xlink:type="resource" xlink:label="label_DefinedContributionPlanCostRecognized" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DefinedContributionPlanCostRecognized" xml:lang="en-US" id="label_DefinedContributionPlanCostRecognized">Operating expense recorded for vested portion of employer matching contribution</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DefinedContributionPlanCostRecognized" xlink:to="label_DefinedContributionPlanCostRecognized" xlink:title="label_DefinedContributionPlanCostRecognized" />
    <link:label xlink:type="resource" xlink:label="label_DefinedContributionPlanCostRecognized_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DefinedContributionPlanCostRecognized_1" xml:lang="en-US" id="label_DefinedContributionPlanCostRecognized_1">Defined Contribution Plan, Cost Recognized</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DefinedContributionPlanCostRecognized" xlink:to="label_DefinedContributionPlanCostRecognized_1" xlink:title="label_DefinedContributionPlanCostRecognized_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent" xlink:label="DefinedContributionPlanEmployerMatchingContributionPercent" xlink:title="DefinedContributionPlanEmployerMatchingContributionPercent" />
    <link:label xlink:type="resource" xlink:label="label_DefinedContributionPlanEmployerMatchingContributionPercent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DefinedContributionPlanEmployerMatchingContributionPercent" xml:lang="en-US" id="label_DefinedContributionPlanEmployerMatchingContributionPercent">Matching contribution by employer (as a percent)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DefinedContributionPlanEmployerMatchingContributionPercent" xlink:to="label_DefinedContributionPlanEmployerMatchingContributionPercent" xlink:title="label_DefinedContributionPlanEmployerMatchingContributionPercent" />
    <link:label xlink:type="resource" xlink:label="label_DefinedContributionPlanEmployerMatchingContributionPercent_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DefinedContributionPlanEmployerMatchingContributionPercent_1" xml:lang="en-US" id="label_DefinedContributionPlanEmployerMatchingContributionPercent_1">Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DefinedContributionPlanEmployerMatchingContributionPercent" xlink:to="label_DefinedContributionPlanEmployerMatchingContributionPercent_1" xlink:title="label_DefinedContributionPlanEmployerMatchingContributionPercent_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DepositsAssetsNoncurrent" xlink:label="DepositsAssetsNoncurrent" xlink:title="DepositsAssetsNoncurrent" />
    <link:label xlink:type="resource" xlink:label="label_DepositsAssetsNoncurrent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DepositsAssetsNoncurrent" xml:lang="en-US" id="label_DepositsAssetsNoncurrent">Deposits and other assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DepositsAssetsNoncurrent" xlink:to="label_DepositsAssetsNoncurrent" xlink:title="label_DepositsAssetsNoncurrent" />
    <link:label xlink:type="resource" xlink:label="label_DepositsAssetsNoncurrent_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DepositsAssetsNoncurrent_1" xml:lang="en-US" id="label_DepositsAssetsNoncurrent_1">Deposits Assets, Noncurrent</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DepositsAssetsNoncurrent" xlink:to="label_DepositsAssetsNoncurrent_1" xlink:title="label_DepositsAssetsNoncurrent_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DepreciationAndAmortizationAbstract" xlink:label="DepreciationAndAmortizationAbstract" xlink:title="DepreciationAndAmortizationAbstract" />
    <link:label xlink:type="resource" xlink:label="label_DepreciationAndAmortizationAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DepreciationAndAmortizationAbstract" xml:lang="en-US" id="label_DepreciationAndAmortizationAbstract">Depreciation and Amortization</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DepreciationAndAmortizationAbstract" xlink:to="label_DepreciationAndAmortizationAbstract" xlink:title="label_DepreciationAndAmortizationAbstract" />
    <link:label xlink:type="resource" xlink:label="label_DepreciationAndAmortizationAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DepreciationAndAmortizationAbstract_1" xml:lang="en-US" id="label_DepreciationAndAmortizationAbstract_1">Depreciation, Depletion and Amortization [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DepreciationAndAmortizationAbstract" xlink:to="label_DepreciationAndAmortizationAbstract_1" xlink:title="label_DepreciationAndAmortizationAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DepreciationDepletionAndAmortizationPolicyTextBlock" xlink:label="DepreciationDepletionAndAmortizationPolicyTextBlock" xlink:title="DepreciationDepletionAndAmortizationPolicyTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_DepreciationDepletionAndAmortizationPolicyTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DepreciationDepletionAndAmortizationPolicyTextBlock" xml:lang="en-US" id="label_DepreciationDepletionAndAmortizationPolicyTextBlock">Depreciation and Amortization</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DepreciationDepletionAndAmortizationPolicyTextBlock" xlink:to="label_DepreciationDepletionAndAmortizationPolicyTextBlock" xlink:title="label_DepreciationDepletionAndAmortizationPolicyTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_DepreciationDepletionAndAmortizationPolicyTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DepreciationDepletionAndAmortizationPolicyTextBlock_1" xml:lang="en-US" id="label_DepreciationDepletionAndAmortizationPolicyTextBlock_1">Depreciation, Depletion, and Amortization [Policy Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DepreciationDepletionAndAmortizationPolicyTextBlock" xlink:to="label_DepreciationDepletionAndAmortizationPolicyTextBlock_1" xlink:title="label_DepreciationDepletionAndAmortizationPolicyTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DepreciationNonproduction" xlink:label="DepreciationNonproduction" xlink:title="DepreciationNonproduction" />
    <link:label xlink:type="resource" xlink:label="label_DepreciationNonproduction" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DepreciationNonproduction" xml:lang="en-US" id="label_DepreciationNonproduction">Depreciation and amortization</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DepreciationNonproduction" xlink:to="label_DepreciationNonproduction" xlink:title="label_DepreciationNonproduction" />
    <link:label xlink:type="resource" xlink:label="label_DepreciationNonproduction_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DepreciationNonproduction_1" xml:lang="en-US" id="label_DepreciationNonproduction_1">Depreciation, Nonproduction</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DepreciationNonproduction" xlink:to="label_DepreciationNonproduction_1" xlink:title="label_DepreciationNonproduction_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember" xlink:label="DerivativeFinancialInstrumentsLiabilitiesMember" xlink:title="DerivativeFinancialInstrumentsLiabilitiesMember" />
    <link:label xlink:type="resource" xlink:label="label_DerivativeFinancialInstrumentsLiabilitiesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DerivativeFinancialInstrumentsLiabilitiesMember" xml:lang="en-US" id="label_DerivativeFinancialInstrumentsLiabilitiesMember">Derivative liabilities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DerivativeFinancialInstrumentsLiabilitiesMember" xlink:to="label_DerivativeFinancialInstrumentsLiabilitiesMember" xlink:title="label_DerivativeFinancialInstrumentsLiabilitiesMember" />
    <link:label xlink:type="resource" xlink:label="label_DerivativeFinancialInstrumentsLiabilitiesMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DerivativeFinancialInstrumentsLiabilitiesMember_1" xml:lang="en-US" id="label_DerivativeFinancialInstrumentsLiabilitiesMember_1">Derivative Financial Instruments, Liabilities [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DerivativeFinancialInstrumentsLiabilitiesMember" xlink:to="label_DerivativeFinancialInstrumentsLiabilitiesMember_1" xlink:title="label_DerivativeFinancialInstrumentsLiabilitiesMember_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EarningsPerShareAbstract" xlink:label="EarningsPerShareAbstract" xlink:title="EarningsPerShareAbstract" />
    <link:label xlink:type="resource" xlink:label="label_EarningsPerShareAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_EarningsPerShareAbstract" xml:lang="en-US" id="label_EarningsPerShareAbstract">Net Loss Per Share</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EarningsPerShareAbstract" xlink:to="label_EarningsPerShareAbstract" xlink:title="label_EarningsPerShareAbstract" />
    <link:label xlink:type="resource" xlink:label="label_EarningsPerShareAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EarningsPerShareAbstract_1" xml:lang="en-US" id="label_EarningsPerShareAbstract_1">Earnings Per Share [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EarningsPerShareAbstract" xlink:to="label_EarningsPerShareAbstract_1" xlink:title="label_EarningsPerShareAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EarningsPerShareBasicAndDiluted" xlink:label="EarningsPerShareBasicAndDiluted" xlink:title="EarningsPerShareBasicAndDiluted" />
    <link:label xlink:type="resource" xlink:label="label_EarningsPerShareBasicAndDiluted" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_EarningsPerShareBasicAndDiluted" xml:lang="en-US" id="label_EarningsPerShareBasicAndDiluted">Basic and diluted net loss per share (in dollars per share)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EarningsPerShareBasicAndDiluted" xlink:to="label_EarningsPerShareBasicAndDiluted" xlink:title="label_EarningsPerShareBasicAndDiluted" />
    <link:label xlink:type="resource" xlink:label="label_EarningsPerShareBasicAndDiluted_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EarningsPerShareBasicAndDiluted_1" xml:lang="en-US" id="label_EarningsPerShareBasicAndDiluted_1">Earnings Per Share, Basic and Diluted</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EarningsPerShareBasicAndDiluted" xlink:to="label_EarningsPerShareBasicAndDiluted_1" xlink:title="label_EarningsPerShareBasicAndDiluted_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EarningsPerSharePolicyTextBlock" xlink:label="EarningsPerSharePolicyTextBlock" xlink:title="EarningsPerSharePolicyTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_EarningsPerSharePolicyTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_EarningsPerSharePolicyTextBlock" xml:lang="en-US" id="label_EarningsPerSharePolicyTextBlock">Net Loss Per Share</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EarningsPerSharePolicyTextBlock" xlink:to="label_EarningsPerSharePolicyTextBlock" xlink:title="label_EarningsPerSharePolicyTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_EarningsPerSharePolicyTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EarningsPerSharePolicyTextBlock_1" xml:lang="en-US" id="label_EarningsPerSharePolicyTextBlock_1">Earnings Per Share, Policy [Policy Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EarningsPerSharePolicyTextBlock" xlink:to="label_EarningsPerSharePolicyTextBlock_1" xlink:title="label_EarningsPerSharePolicyTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EmployeeRelatedLiabilitiesCurrent" xlink:label="EmployeeRelatedLiabilitiesCurrent" xlink:title="EmployeeRelatedLiabilitiesCurrent" />
    <link:label xlink:type="resource" xlink:label="label_EmployeeRelatedLiabilitiesCurrent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_EmployeeRelatedLiabilitiesCurrent" xml:lang="en-US" id="label_EmployeeRelatedLiabilitiesCurrent">Accrued compensation and benefits</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EmployeeRelatedLiabilitiesCurrent" xlink:to="label_EmployeeRelatedLiabilitiesCurrent" xlink:title="label_EmployeeRelatedLiabilitiesCurrent" />
    <link:label xlink:type="resource" xlink:label="label_EmployeeRelatedLiabilitiesCurrent_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EmployeeRelatedLiabilitiesCurrent_1" xml:lang="en-US" id="label_EmployeeRelatedLiabilitiesCurrent_1">Employee-related Liabilities, Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EmployeeRelatedLiabilitiesCurrent" xlink:to="label_EmployeeRelatedLiabilitiesCurrent_1" xlink:title="label_EmployeeRelatedLiabilitiesCurrent_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems" xlink:label="EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems" xlink:title="EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems" />
    <link:label xlink:type="resource" xlink:label="label_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems" xml:lang="en-US" id="label_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems">Stock-Based Compensation</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems" xlink:to="label_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems" xlink:title="label_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems" />
    <link:label xlink:type="resource" xlink:label="label_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems_1" xml:lang="en-US" id="label_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems_1">Stock-Based Compensation Expense</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems" xlink:to="label_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems_1" xlink:title="label_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems_1" />
    <link:label xlink:type="resource" xlink:label="label_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems_2" xml:lang="en-US" id="label_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems_2">Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems" xlink:to="label_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems_2" xlink:title="label_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems_2" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized" xlink:label="EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized" xlink:title="EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized" />
    <link:label xlink:type="resource" xlink:label="label_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized" xml:lang="en-US" id="label_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized">Compensation cost not yet recognized, net of estimated forfeitures (in dollars)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized" xlink:to="label_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized" xlink:title="label_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized" />
    <link:label xlink:type="resource" xlink:label="label_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_1" xml:lang="en-US" id="label_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_1">Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized" xlink:to="label_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_1" xlink:title="label_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedAbstract" xlink:label="EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedAbstract" xlink:title="EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedAbstract" />
    <link:label xlink:type="resource" xlink:label="label_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedAbstract" xml:lang="en-US" id="label_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedAbstract">Compensation cost related to unvested stock awards not yet recognized</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedAbstract" xlink:to="label_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedAbstract" xlink:title="label_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedAbstract" />
    <link:label xlink:type="resource" xlink:label="label_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedAbstract_1" xml:lang="en-US" id="label_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedAbstract_1">Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedAbstract" xlink:to="label_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedAbstract_1" xlink:title="label_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1" xlink:label="EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1" xlink:title="EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1" />
    <link:label xlink:type="resource" xlink:label="label_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1" xml:lang="en-US" id="label_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1">Period for recognition of compensation cost on weighted average basis</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1" xlink:to="label_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1" xlink:title="label_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1" />
    <link:label xlink:type="resource" xlink:label="label_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_1" xml:lang="en-US" id="label_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_1">Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1" xlink:to="label_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_1" xlink:title="label_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EmployeeSeveranceMember" xlink:label="EmployeeSeveranceMember" xlink:title="EmployeeSeveranceMember" />
    <link:label xlink:type="resource" xlink:label="label_EmployeeSeveranceMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_EmployeeSeveranceMember" xml:lang="en-US" id="label_EmployeeSeveranceMember">Severance Plan</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EmployeeSeveranceMember" xlink:to="label_EmployeeSeveranceMember" xlink:title="label_EmployeeSeveranceMember" />
    <link:label xlink:type="resource" xlink:label="label_EmployeeSeveranceMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EmployeeSeveranceMember_1" xml:lang="en-US" id="label_EmployeeSeveranceMember_1">Employee Severance [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EmployeeSeveranceMember" xlink:to="label_EmployeeSeveranceMember_1" xlink:title="label_EmployeeSeveranceMember_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EmployeeStockMember" xlink:label="EmployeeStockMember" xlink:title="EmployeeStockMember" />
    <link:label xlink:type="resource" xlink:label="label_EmployeeStockMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_EmployeeStockMember" xml:lang="en-US" id="label_EmployeeStockMember">Employee Stock Purchase Plan</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EmployeeStockMember" xlink:to="label_EmployeeStockMember" xlink:title="label_EmployeeStockMember" />
    <link:label xlink:type="resource" xlink:label="label_EmployeeStockMember_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_EmployeeStockMember_1" xml:lang="en-US" id="label_EmployeeStockMember_1">Purchase Plan</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EmployeeStockMember" xlink:to="label_EmployeeStockMember_1" xlink:title="label_EmployeeStockMember_1" />
    <link:label xlink:type="resource" xlink:label="label_EmployeeStockMember_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EmployeeStockMember_2" xml:lang="en-US" id="label_EmployeeStockMember_2">Employee Stock [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EmployeeStockMember" xlink:to="label_EmployeeStockMember_2" xlink:title="label_EmployeeStockMember_2" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EmployeeStockOptionMember" xlink:label="EmployeeStockOptionMember" xlink:title="EmployeeStockOptionMember" />
    <link:label xlink:type="resource" xlink:label="label_EmployeeStockOptionMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_EmployeeStockOptionMember" xml:lang="en-US" id="label_EmployeeStockOptionMember">Stock options</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EmployeeStockOptionMember" xlink:to="label_EmployeeStockOptionMember" xlink:title="label_EmployeeStockOptionMember" />
    <link:label xlink:type="resource" xlink:label="label_EmployeeStockOptionMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EmployeeStockOptionMember_1" xml:lang="en-US" id="label_EmployeeStockOptionMember_1">Employee Stock Option [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EmployeeStockOptionMember" xlink:to="label_EmployeeStockOptionMember_1" xlink:title="label_EmployeeStockOptionMember_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquipmentMember" xlink:label="EquipmentMember" xlink:title="EquipmentMember" />
    <link:label xlink:type="resource" xlink:label="label_EquipmentMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_EquipmentMember" xml:lang="en-US" id="label_EquipmentMember">Lab equipment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EquipmentMember" xlink:to="label_EquipmentMember" xlink:title="label_EquipmentMember" />
    <link:label xlink:type="resource" xlink:label="label_EquipmentMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EquipmentMember_1" xml:lang="en-US" id="label_EquipmentMember_1">Equipment [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EquipmentMember" xlink:to="label_EquipmentMember_1" xlink:title="label_EquipmentMember_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityComponentDomain" xlink:label="EquityComponentDomain" xlink:title="EquityComponentDomain" />
    <link:label xlink:type="resource" xlink:label="label_EquityComponentDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EquityComponentDomain" xml:lang="en-US" id="label_EquityComponentDomain">Equity Component [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EquityComponentDomain" xlink:to="label_EquityComponentDomain" xlink:title="label_EquityComponentDomain" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityMethodInvesteeNameDomain" xlink:label="EquityMethodInvesteeNameDomain" xlink:title="EquityMethodInvesteeNameDomain" />
    <link:label xlink:type="resource" xlink:label="label_EquityMethodInvesteeNameDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EquityMethodInvesteeNameDomain" xml:lang="en-US" id="label_EquityMethodInvesteeNameDomain">Investment, Name [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EquityMethodInvesteeNameDomain" xlink:to="label_EquityMethodInvesteeNameDomain" xlink:title="label_EquityMethodInvesteeNameDomain" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityMethodInvestmentOwnershipPercentage" xlink:label="EquityMethodInvestmentOwnershipPercentage" xlink:title="EquityMethodInvestmentOwnershipPercentage" />
    <link:label xlink:type="resource" xlink:label="label_EquityMethodInvestmentOwnershipPercentage" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_EquityMethodInvestmentOwnershipPercentage" xml:lang="en-US" id="label_EquityMethodInvestmentOwnershipPercentage">Ownership interest (as a percent)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EquityMethodInvestmentOwnershipPercentage" xlink:to="label_EquityMethodInvestmentOwnershipPercentage" xlink:title="label_EquityMethodInvestmentOwnershipPercentage" />
    <link:label xlink:type="resource" xlink:label="label_EquityMethodInvestmentOwnershipPercentage_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EquityMethodInvestmentOwnershipPercentage_1" xml:lang="en-US" id="label_EquityMethodInvestmentOwnershipPercentage_1">Equity Method Investment, Ownership Percentage</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EquityMethodInvestmentOwnershipPercentage" xlink:to="label_EquityMethodInvestmentOwnershipPercentage_1" xlink:title="label_EquityMethodInvestmentOwnershipPercentage_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityMethodInvestmentsAndJointVenturesAbstract" xlink:label="EquityMethodInvestmentsAndJointVenturesAbstract" xlink:title="EquityMethodInvestmentsAndJointVenturesAbstract" />
    <link:label xlink:type="resource" xlink:label="label_EquityMethodInvestmentsAndJointVenturesAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EquityMethodInvestmentsAndJointVenturesAbstract" xml:lang="en-US" id="label_EquityMethodInvestmentsAndJointVenturesAbstract">EQUITY METHOD INVESTMENT</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EquityMethodInvestmentsAndJointVenturesAbstract" xlink:to="label_EquityMethodInvestmentsAndJointVenturesAbstract" xlink:title="label_EquityMethodInvestmentsAndJointVenturesAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityMethodInvestmentsDisclosureTextBlock" xlink:label="EquityMethodInvestmentsDisclosureTextBlock" xlink:title="EquityMethodInvestmentsDisclosureTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_EquityMethodInvestmentsDisclosureTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_EquityMethodInvestmentsDisclosureTextBlock" xml:lang="en-US" id="label_EquityMethodInvestmentsDisclosureTextBlock">EQUITY METHOD INVESTMENT</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EquityMethodInvestmentsDisclosureTextBlock" xlink:to="label_EquityMethodInvestmentsDisclosureTextBlock" xlink:title="label_EquityMethodInvestmentsDisclosureTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_EquityMethodInvestmentsDisclosureTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EquityMethodInvestmentsDisclosureTextBlock_1" xml:lang="en-US" id="label_EquityMethodInvestmentsDisclosureTextBlock_1">Equity Method Investments and Joint Ventures Disclosure [Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EquityMethodInvestmentsDisclosureTextBlock" xlink:to="label_EquityMethodInvestmentsDisclosureTextBlock_1" xlink:title="label_EquityMethodInvestmentsDisclosureTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EstimateOfFairValueFairValueDisclosureMember" xlink:label="EstimateOfFairValueFairValueDisclosureMember" xlink:title="EstimateOfFairValueFairValueDisclosureMember" />
    <link:label xlink:type="resource" xlink:label="label_EstimateOfFairValueFairValueDisclosureMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_EstimateOfFairValueFairValueDisclosureMember" xml:lang="en-US" id="label_EstimateOfFairValueFairValueDisclosureMember">Total</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EstimateOfFairValueFairValueDisclosureMember" xlink:to="label_EstimateOfFairValueFairValueDisclosureMember" xlink:title="label_EstimateOfFairValueFairValueDisclosureMember" />
    <link:label xlink:type="resource" xlink:label="label_EstimateOfFairValueFairValueDisclosureMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EstimateOfFairValueFairValueDisclosureMember_1" xml:lang="en-US" id="label_EstimateOfFairValueFairValueDisclosureMember_1">Estimate of Fair Value Measurement [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EstimateOfFairValueFairValueDisclosureMember" xlink:to="label_EstimateOfFairValueFairValueDisclosureMember_1" xlink:title="label_EstimateOfFairValueFairValueDisclosureMember_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FacilityClosingMember" xlink:label="FacilityClosingMember" xlink:title="FacilityClosingMember" />
    <link:label xlink:type="resource" xlink:label="label_FacilityClosingMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FacilityClosingMember" xml:lang="en-US" id="label_FacilityClosingMember">Discontinuation of discovery research and companion diagnostics programs and closure of research laboratory facility</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FacilityClosingMember" xlink:to="label_FacilityClosingMember" xlink:title="label_FacilityClosingMember" />
    <link:label xlink:type="resource" xlink:label="label_FacilityClosingMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FacilityClosingMember_1" xml:lang="en-US" id="label_FacilityClosingMember_1">Facility Closing [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FacilityClosingMember" xlink:to="label_FacilityClosingMember_1" xlink:title="label_FacilityClosingMember_1" />
    <link:label xlink:type="resource" xlink:label="label_FacilityClosingMember_2" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_FacilityClosingMember_2" xml:lang="en-US" id="label_FacilityClosingMember_2">Facility Related Charges</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FacilityClosingMember" xlink:to="label_FacilityClosingMember_2" xlink:title="label_FacilityClosingMember_2" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:label="FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:title="FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" />
    <link:label xlink:type="resource" xlink:label="label_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xml:lang="en-US" id="label_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems">Fair Value on a Recurring Basis</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:to="label_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:title="label_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" />
    <link:label xlink:type="resource" xlink:label="label_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_1" xml:lang="en-US" id="label_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_1">Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:to="label_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_1" xlink:title="label_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xlink:label="FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xlink:title="FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" />
    <link:label xlink:type="resource" xlink:label="label_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xml:lang="en-US" id="label_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable">Fair Value Measurements, Recurring and Nonrecurring [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xlink:to="label_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xlink:title="label_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueByBalanceSheetGroupingTextBlock" xlink:label="FairValueByBalanceSheetGroupingTextBlock" xlink:title="FairValueByBalanceSheetGroupingTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_FairValueByBalanceSheetGroupingTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FairValueByBalanceSheetGroupingTextBlock" xml:lang="en-US" id="label_FairValueByBalanceSheetGroupingTextBlock">Schedule of cash equivalents, restricted cash and marketable securities by security type</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueByBalanceSheetGroupingTextBlock" xlink:to="label_FairValueByBalanceSheetGroupingTextBlock" xlink:title="label_FairValueByBalanceSheetGroupingTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_FairValueByBalanceSheetGroupingTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueByBalanceSheetGroupingTextBlock_1" xml:lang="en-US" id="label_FairValueByBalanceSheetGroupingTextBlock_1">Fair Value, by Balance Sheet Grouping [Table Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueByBalanceSheetGroupingTextBlock" xlink:to="label_FairValueByBalanceSheetGroupingTextBlock_1" xlink:title="label_FairValueByBalanceSheetGroupingTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:label="FairValueByFairValueHierarchyLevelAxis" xlink:title="FairValueByFairValueHierarchyLevelAxis" />
    <link:label xlink:type="resource" xlink:label="label_FairValueByFairValueHierarchyLevelAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueByFairValueHierarchyLevelAxis" xml:lang="en-US" id="label_FairValueByFairValueHierarchyLevelAxis">Fair Value, Hierarchy [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueByFairValueHierarchyLevelAxis" xlink:to="label_FairValueByFairValueHierarchyLevelAxis" xlink:title="label_FairValueByFairValueHierarchyLevelAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueByLiabilityClassAxis" xlink:label="FairValueByLiabilityClassAxis" xlink:title="FairValueByLiabilityClassAxis" />
    <link:label xlink:type="resource" xlink:label="label_FairValueByLiabilityClassAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueByLiabilityClassAxis" xml:lang="en-US" id="label_FairValueByLiabilityClassAxis">Liability Class [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueByLiabilityClassAxis" xlink:to="label_FairValueByLiabilityClassAxis" xlink:title="label_FairValueByLiabilityClassAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueByMeasurementFrequencyAxis" xlink:label="FairValueByMeasurementFrequencyAxis" xlink:title="FairValueByMeasurementFrequencyAxis" />
    <link:label xlink:type="resource" xlink:label="label_FairValueByMeasurementFrequencyAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueByMeasurementFrequencyAxis" xml:lang="en-US" id="label_FairValueByMeasurementFrequencyAxis">Measurement Frequency [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueByMeasurementFrequencyAxis" xlink:to="label_FairValueByMeasurementFrequencyAxis" xlink:title="label_FairValueByMeasurementFrequencyAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueDisclosuresAbstract" xlink:label="FairValueDisclosuresAbstract" xlink:title="FairValueDisclosuresAbstract" />
    <link:label xlink:type="resource" xlink:label="label_FairValueDisclosuresAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueDisclosuresAbstract" xml:lang="en-US" id="label_FairValueDisclosuresAbstract">FAIR VALUE MEASUREMENTS</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueDisclosuresAbstract" xlink:to="label_FairValueDisclosuresAbstract" xlink:title="label_FairValueDisclosuresAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueDisclosuresTextBlock" xlink:label="FairValueDisclosuresTextBlock" xlink:title="FairValueDisclosuresTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_FairValueDisclosuresTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FairValueDisclosuresTextBlock" xml:lang="en-US" id="label_FairValueDisclosuresTextBlock">FAIR VALUE MEASUREMENTS</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueDisclosuresTextBlock" xlink:to="label_FairValueDisclosuresTextBlock" xlink:title="label_FairValueDisclosuresTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_FairValueDisclosuresTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueDisclosuresTextBlock_1" xml:lang="en-US" id="label_FairValueDisclosuresTextBlock_1">Fair Value Disclosures [Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueDisclosuresTextBlock" xlink:to="label_FairValueDisclosuresTextBlock_1" xlink:title="label_FairValueDisclosuresTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueInputsLevel1Member" xlink:label="FairValueInputsLevel1Member" xlink:title="FairValueInputsLevel1Member" />
    <link:label xlink:type="resource" xlink:label="label_FairValueInputsLevel1Member" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FairValueInputsLevel1Member" xml:lang="en-US" id="label_FairValueInputsLevel1Member">Level 1</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueInputsLevel1Member" xlink:to="label_FairValueInputsLevel1Member" xlink:title="label_FairValueInputsLevel1Member" />
    <link:label xlink:type="resource" xlink:label="label_FairValueInputsLevel1Member_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueInputsLevel1Member_1" xml:lang="en-US" id="label_FairValueInputsLevel1Member_1">Fair Value, Inputs, Level 1 [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueInputsLevel1Member" xlink:to="label_FairValueInputsLevel1Member_1" xlink:title="label_FairValueInputsLevel1Member_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueInputsLevel2Member" xlink:label="FairValueInputsLevel2Member" xlink:title="FairValueInputsLevel2Member" />
    <link:label xlink:type="resource" xlink:label="label_FairValueInputsLevel2Member" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FairValueInputsLevel2Member" xml:lang="en-US" id="label_FairValueInputsLevel2Member">Level 2</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueInputsLevel2Member" xlink:to="label_FairValueInputsLevel2Member" xlink:title="label_FairValueInputsLevel2Member" />
    <link:label xlink:type="resource" xlink:label="label_FairValueInputsLevel2Member_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueInputsLevel2Member_1" xml:lang="en-US" id="label_FairValueInputsLevel2Member_1">Fair Value, Inputs, Level 2 [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueInputsLevel2Member" xlink:to="label_FairValueInputsLevel2Member_1" xlink:title="label_FairValueInputsLevel2Member_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueInputsLevel3Member" xlink:label="FairValueInputsLevel3Member" xlink:title="FairValueInputsLevel3Member" />
    <link:label xlink:type="resource" xlink:label="label_FairValueInputsLevel3Member" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FairValueInputsLevel3Member" xml:lang="en-US" id="label_FairValueInputsLevel3Member">Level 3</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueInputsLevel3Member" xlink:to="label_FairValueInputsLevel3Member" xlink:title="label_FairValueInputsLevel3Member" />
    <link:label xlink:type="resource" xlink:label="label_FairValueInputsLevel3Member_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueInputsLevel3Member_1" xml:lang="en-US" id="label_FairValueInputsLevel3Member_1">Fair Value, Inputs, Level 3 [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueInputsLevel3Member" xlink:to="label_FairValueInputsLevel3Member_1" xlink:title="label_FairValueInputsLevel3Member_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain" xlink:label="FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain" xlink:title="FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain" />
    <link:label xlink:type="resource" xlink:label="label_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain" xml:lang="en-US" id="label_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain">Fair Value by Liability Class [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain" xlink:to="label_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain" xlink:title="label_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward" xlink:label="FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward" xlink:title="FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward" />
    <link:label xlink:type="resource" xlink:label="label_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward" xml:lang="en-US" id="label_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward">Changes in Level 3 Recurring Fair Value Measurements</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward" xlink:to="label_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward" xlink:title="label_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward" />
    <link:label xlink:type="resource" xlink:label="label_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_1" xml:lang="en-US" id="label_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_1">Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward" xlink:to="label_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_1" xlink:title="label_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems" xlink:label="FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems" xlink:title="FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems" />
    <link:label xlink:type="resource" xlink:label="label_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems" xml:lang="en-US" id="label_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems">Fair Value Measurements Using Significant Unobservable Inputs (Level 3)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems" xlink:to="label_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems" xlink:title="label_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems" />
    <link:label xlink:type="resource" xlink:label="label_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_1" xml:lang="en-US" id="label_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_1">Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems" xlink:to="label_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_1" xlink:title="label_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable" xlink:label="FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable" xlink:title="FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable" />
    <link:label xlink:type="resource" xlink:label="label_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable" xml:lang="en-US" id="label_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable">Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable" xlink:to="label_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable" xlink:title="label_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock" xlink:label="FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock" xlink:title="FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock" xml:lang="en-US" id="label_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock">Schedule of rollforward of the balance sheet amounts for financial instruments in Level 3 category</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock" xlink:to="label_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock" xlink:title="label_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_1" xml:lang="en-US" id="label_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_1">Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock" xlink:to="label_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_1" xlink:title="label_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueMeasurementFrequencyDomain" xlink:label="FairValueMeasurementFrequencyDomain" xlink:title="FairValueMeasurementFrequencyDomain" />
    <link:label xlink:type="resource" xlink:label="label_FairValueMeasurementFrequencyDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueMeasurementFrequencyDomain" xml:lang="en-US" id="label_FairValueMeasurementFrequencyDomain">Fair Value, Measurement Frequency [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueMeasurementFrequencyDomain" xlink:to="label_FairValueMeasurementFrequencyDomain" xlink:title="label_FairValueMeasurementFrequencyDomain" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:label="FairValueMeasurementsFairValueHierarchyDomain" xlink:title="FairValueMeasurementsFairValueHierarchyDomain" />
    <link:label xlink:type="resource" xlink:label="label_FairValueMeasurementsFairValueHierarchyDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueMeasurementsFairValueHierarchyDomain" xml:lang="en-US" id="label_FairValueMeasurementsFairValueHierarchyDomain">Fair Value Hierarchy [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueMeasurementsFairValueHierarchyDomain" xlink:to="label_FairValueMeasurementsFairValueHierarchyDomain" xlink:title="label_FairValueMeasurementsFairValueHierarchyDomain" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueMeasurementsRecurringMember" xlink:label="FairValueMeasurementsRecurringMember" xlink:title="FairValueMeasurementsRecurringMember" />
    <link:label xlink:type="resource" xlink:label="label_FairValueMeasurementsRecurringMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FairValueMeasurementsRecurringMember" xml:lang="en-US" id="label_FairValueMeasurementsRecurringMember">Recurring basis</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueMeasurementsRecurringMember" xlink:to="label_FairValueMeasurementsRecurringMember" xlink:title="label_FairValueMeasurementsRecurringMember" />
    <link:label xlink:type="resource" xlink:label="label_FairValueMeasurementsRecurringMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueMeasurementsRecurringMember_1" xml:lang="en-US" id="label_FairValueMeasurementsRecurringMember_1">Fair Value, Measurements, Recurring [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueMeasurementsRecurringMember" xlink:to="label_FairValueMeasurementsRecurringMember_1" xlink:title="label_FairValueMeasurementsRecurringMember_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings" xlink:label="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings" xlink:title="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings" />
    <link:label xlink:type="resource" xlink:label="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings" xml:lang="en-US" id="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings">Total Unrealized Loss Included in Earnings</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings" xlink:to="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings" xlink:title="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings" />
    <link:label xlink:type="resource" xlink:label="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings_1" xml:lang="en-US" id="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings_1">Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Earnings</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings" xlink:to="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings_1" xlink:title="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPeriodIncreaseDecrease" xlink:label="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPeriodIncreaseDecrease" xlink:title="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPeriodIncreaseDecrease" />
    <link:label xlink:type="resource" xlink:label="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPeriodIncreaseDecrease" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPeriodIncreaseDecrease" xml:lang="en-US" id="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPeriodIncreaseDecrease">Change in Unrealized Loss Related to Financial Instruments Held at the end of the period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPeriodIncreaseDecrease" xlink:to="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPeriodIncreaseDecrease" xlink:title="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPeriodIncreaseDecrease" />
    <link:label xlink:type="resource" xlink:label="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPeriodIncreaseDecrease_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPeriodIncreaseDecrease_1" xml:lang="en-US" id="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPeriodIncreaseDecrease_1">Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Period Increase (Decrease)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPeriodIncreaseDecrease" xlink:to="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPeriodIncreaseDecrease_1" xlink:title="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPeriodIncreaseDecrease_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityTransfersNet" xlink:label="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityTransfersNet" xlink:title="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityTransfersNet" />
    <link:label xlink:type="resource" xlink:label="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityTransfersNet" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityTransfersNet" xml:lang="en-US" id="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityTransfersNet">Transfers In and/or Out of Level 3</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityTransfersNet" xlink:to="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityTransfersNet" xlink:title="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityTransfersNet" />
    <link:label xlink:type="resource" xlink:label="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityTransfersNet_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityTransfersNet_1" xml:lang="en-US" id="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityTransfersNet_1">Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Transfers, Net</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityTransfersNet" xlink:to="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityTransfersNet_1" xlink:title="label_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityTransfersNet_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue" xlink:label="FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue" xlink:title="FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue" />
    <link:label xlink:type="resource" xlink:label="label_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:title="label_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue" xml:lang="en-US" id="label_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue">Fair value of derivative liabilities at the beginning of the period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue" xlink:to="label_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue" xlink:title="label_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue" />
    <link:label xlink:type="resource" xlink:label="label_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_1" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:title="label_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_1" xml:lang="en-US" id="label_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_1">Fair value of derivative liabilities at the end of the period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue" xlink:to="label_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_1" xlink:title="label_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_1" />
    <link:label xlink:type="resource" xlink:label="label_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_2" xml:lang="en-US" id="label_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_2">Fair value of derivatives</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue" xlink:to="label_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_2" xlink:title="label_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_2" />
    <link:label xlink:type="resource" xlink:label="label_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_3" xlink:role="http://www.xbrl.org/2003/role/positiveLabel" xlink:title="label_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_3" xml:lang="en-US" id="label_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_3">Derivatives</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue" xlink:to="label_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_3" xlink:title="label_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_3" />
    <link:label xlink:type="resource" xlink:label="label_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_4" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_4" xml:lang="en-US" id="label_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_4">Fair Value</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue" xlink:to="label_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_4" xlink:title="label_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_4" />
    <link:label xlink:type="resource" xlink:label="label_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_5" xml:lang="en-US" id="label_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_5">Fair Value, Measurement with Unobservable Inputs Reconciliations, Recurring Basis, Liability Value</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue" xlink:to="label_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_5" xlink:title="label_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_5" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueOfFinancialInstrumentsPolicy" xlink:label="FairValueOfFinancialInstrumentsPolicy" xlink:title="FairValueOfFinancialInstrumentsPolicy" />
    <link:label xlink:type="resource" xlink:label="label_FairValueOfFinancialInstrumentsPolicy" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FairValueOfFinancialInstrumentsPolicy" xml:lang="en-US" id="label_FairValueOfFinancialInstrumentsPolicy">Fair Value of Financial Instruments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueOfFinancialInstrumentsPolicy" xlink:to="label_FairValueOfFinancialInstrumentsPolicy" xlink:title="label_FairValueOfFinancialInstrumentsPolicy" />
    <link:label xlink:type="resource" xlink:label="label_FairValueOfFinancialInstrumentsPolicy_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueOfFinancialInstrumentsPolicy_1" xml:lang="en-US" id="label_FairValueOfFinancialInstrumentsPolicy_1">Fair Value of Financial Instruments, Policy [Policy Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueOfFinancialInstrumentsPolicy" xlink:to="label_FairValueOfFinancialInstrumentsPolicy_1" xlink:title="label_FairValueOfFinancialInstrumentsPolicy_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FurnitureAndFixturesMember" xlink:label="FurnitureAndFixturesMember" xlink:title="FurnitureAndFixturesMember" />
    <link:label xlink:type="resource" xlink:label="label_FurnitureAndFixturesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FurnitureAndFixturesMember" xml:lang="en-US" id="label_FurnitureAndFixturesMember">Furniture and computer equipment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FurnitureAndFixturesMember" xlink:to="label_FurnitureAndFixturesMember" xlink:title="label_FurnitureAndFixturesMember" />
    <link:label xlink:type="resource" xlink:label="label_FurnitureAndFixturesMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FurnitureAndFixturesMember_1" xml:lang="en-US" id="label_FurnitureAndFixturesMember_1">Furniture and Fixtures [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FurnitureAndFixturesMember" xlink:to="label_FurnitureAndFixturesMember_1" xlink:title="label_FurnitureAndFixturesMember_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_GainLossOnSaleOfPropertyPlantEquipment" xlink:label="GainLossOnSaleOfPropertyPlantEquipment" xlink:title="GainLossOnSaleOfPropertyPlantEquipment" />
    <link:label xlink:type="resource" xlink:label="label_GainLossOnSaleOfPropertyPlantEquipment" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_GainLossOnSaleOfPropertyPlantEquipment" xml:lang="en-US" id="label_GainLossOnSaleOfPropertyPlantEquipment">Gain on sales of property and equipment, net</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GainLossOnSaleOfPropertyPlantEquipment" xlink:to="label_GainLossOnSaleOfPropertyPlantEquipment" xlink:title="label_GainLossOnSaleOfPropertyPlantEquipment" />
    <link:label xlink:type="resource" xlink:label="label_GainLossOnSaleOfPropertyPlantEquipment_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_GainLossOnSaleOfPropertyPlantEquipment_1" xml:lang="en-US" id="label_GainLossOnSaleOfPropertyPlantEquipment_1">Gain (Loss) on Disposition of Property Plant Equipment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GainLossOnSaleOfPropertyPlantEquipment" xlink:to="label_GainLossOnSaleOfPropertyPlantEquipment_1" xlink:title="label_GainLossOnSaleOfPropertyPlantEquipment_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_GainsLossesOnExtinguishmentOfDebt" xlink:label="GainsLossesOnExtinguishmentOfDebt" xlink:title="GainsLossesOnExtinguishmentOfDebt" />
    <link:label xlink:type="resource" xlink:label="label_GainsLossesOnExtinguishmentOfDebt" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_GainsLossesOnExtinguishmentOfDebt" xml:lang="en-US" id="label_GainsLossesOnExtinguishmentOfDebt">Losses recognized from debt extinguishment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GainsLossesOnExtinguishmentOfDebt" xlink:to="label_GainsLossesOnExtinguishmentOfDebt" xlink:title="label_GainsLossesOnExtinguishmentOfDebt" />
    <link:label xlink:type="resource" xlink:label="label_GainsLossesOnExtinguishmentOfDebt_1" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_GainsLossesOnExtinguishmentOfDebt_1" xml:lang="en-US" id="label_GainsLossesOnExtinguishmentOfDebt_1">Loss on debt extinguishment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GainsLossesOnExtinguishmentOfDebt" xlink:to="label_GainsLossesOnExtinguishmentOfDebt_1" xlink:title="label_GainsLossesOnExtinguishmentOfDebt_1" />
    <link:label xlink:type="resource" xlink:label="label_GainsLossesOnExtinguishmentOfDebt_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_GainsLossesOnExtinguishmentOfDebt_2" xml:lang="en-US" id="label_GainsLossesOnExtinguishmentOfDebt_2">Gains (Losses) on Extinguishment of Debt</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GainsLossesOnExtinguishmentOfDebt" xlink:to="label_GainsLossesOnExtinguishmentOfDebt_2" xlink:title="label_GainsLossesOnExtinguishmentOfDebt_2" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_GeneralAndAdministrativeExpense" xlink:label="GeneralAndAdministrativeExpense" xlink:title="GeneralAndAdministrativeExpense" />
    <link:label xlink:type="resource" xlink:label="label_GeneralAndAdministrativeExpense" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_GeneralAndAdministrativeExpense" xml:lang="en-US" id="label_GeneralAndAdministrativeExpense">General and administrative</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GeneralAndAdministrativeExpense" xlink:to="label_GeneralAndAdministrativeExpense" xlink:title="label_GeneralAndAdministrativeExpense" />
    <link:label xlink:type="resource" xlink:label="label_GeneralAndAdministrativeExpense_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_GeneralAndAdministrativeExpense_1" xml:lang="en-US" id="label_GeneralAndAdministrativeExpense_1">General and Administrative Expense</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GeneralAndAdministrativeExpense" xlink:to="label_GeneralAndAdministrativeExpense_1" xlink:title="label_GeneralAndAdministrativeExpense_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_GeneralAndAdministrativeExpenseMember" xlink:label="GeneralAndAdministrativeExpenseMember" xlink:title="GeneralAndAdministrativeExpenseMember" />
    <link:label xlink:type="resource" xlink:label="label_GeneralAndAdministrativeExpenseMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_GeneralAndAdministrativeExpenseMember" xml:lang="en-US" id="label_GeneralAndAdministrativeExpenseMember">General and administrative</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GeneralAndAdministrativeExpenseMember" xlink:to="label_GeneralAndAdministrativeExpenseMember" xlink:title="label_GeneralAndAdministrativeExpenseMember" />
    <link:label xlink:type="resource" xlink:label="label_GeneralAndAdministrativeExpenseMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_GeneralAndAdministrativeExpenseMember_1" xml:lang="en-US" id="label_GeneralAndAdministrativeExpenseMember_1">General and Administrative Expense [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GeneralAndAdministrativeExpenseMember" xlink:to="label_GeneralAndAdministrativeExpenseMember_1" xlink:title="label_GeneralAndAdministrativeExpenseMember_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ImpairmentOfLongLivedAssetsHeldForUse" xlink:label="ImpairmentOfLongLivedAssetsHeldForUse" xlink:title="ImpairmentOfLongLivedAssetsHeldForUse" />
    <link:label xlink:type="resource" xlink:label="label_ImpairmentOfLongLivedAssetsHeldForUse" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ImpairmentOfLongLivedAssetsHeldForUse" xml:lang="en-US" id="label_ImpairmentOfLongLivedAssetsHeldForUse">Loss on write-downs of property and equipment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ImpairmentOfLongLivedAssetsHeldForUse" xlink:to="label_ImpairmentOfLongLivedAssetsHeldForUse" xlink:title="label_ImpairmentOfLongLivedAssetsHeldForUse" />
    <link:label xlink:type="resource" xlink:label="label_ImpairmentOfLongLivedAssetsHeldForUse_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ImpairmentOfLongLivedAssetsHeldForUse_1" xml:lang="en-US" id="label_ImpairmentOfLongLivedAssetsHeldForUse_1">Impairment of Long-Lived Assets Held-for-use</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ImpairmentOfLongLivedAssetsHeldForUse" xlink:to="label_ImpairmentOfLongLivedAssetsHeldForUse_1" xlink:title="label_ImpairmentOfLongLivedAssetsHeldForUse_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ImpairmentOfLongLivedAssetsToBeDisposedOf" xlink:label="ImpairmentOfLongLivedAssetsToBeDisposedOf" xlink:title="ImpairmentOfLongLivedAssetsToBeDisposedOf" />
    <link:label xlink:type="resource" xlink:label="label_ImpairmentOfLongLivedAssetsToBeDisposedOf" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ImpairmentOfLongLivedAssetsToBeDisposedOf" xml:lang="en-US" id="label_ImpairmentOfLongLivedAssetsToBeDisposedOf">Impairment of Long-Lived Assets to be Disposed of</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ImpairmentOfLongLivedAssetsToBeDisposedOf" xlink:to="label_ImpairmentOfLongLivedAssetsToBeDisposedOf" xlink:title="label_ImpairmentOfLongLivedAssetsToBeDisposedOf" />
    <link:label xlink:type="resource" xlink:label="label_ImpairmentOfLongLivedAssetsToBeDisposedOf_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ImpairmentOfLongLivedAssetsToBeDisposedOf_1" xml:lang="en-US" id="label_ImpairmentOfLongLivedAssetsToBeDisposedOf_1">Write-downs of equipment and leasehold improvements</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ImpairmentOfLongLivedAssetsToBeDisposedOf" xlink:to="label_ImpairmentOfLongLivedAssetsToBeDisposedOf_1" xlink:title="label_ImpairmentOfLongLivedAssetsToBeDisposedOf_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeLossFromEquityMethodInvestments" xlink:label="IncomeLossFromEquityMethodInvestments" xlink:title="IncomeLossFromEquityMethodInvestments" />
    <link:label xlink:type="resource" xlink:label="label_IncomeLossFromEquityMethodInvestments" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_IncomeLossFromEquityMethodInvestments" xml:lang="en-US" id="label_IncomeLossFromEquityMethodInvestments">Losses recognized under equity method investment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncomeLossFromEquityMethodInvestments" xlink:to="label_IncomeLossFromEquityMethodInvestments" xlink:title="label_IncomeLossFromEquityMethodInvestments" />
    <link:label xlink:type="resource" xlink:label="label_IncomeLossFromEquityMethodInvestments_1" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_IncomeLossFromEquityMethodInvestments_1" xml:lang="en-US" id="label_IncomeLossFromEquityMethodInvestments_1">Loss on equity method investment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncomeLossFromEquityMethodInvestments" xlink:to="label_IncomeLossFromEquityMethodInvestments_1" xlink:title="label_IncomeLossFromEquityMethodInvestments_1" />
    <link:label xlink:type="resource" xlink:label="label_IncomeLossFromEquityMethodInvestments_2" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:title="label_IncomeLossFromEquityMethodInvestments_2" xml:lang="en-US" id="label_IncomeLossFromEquityMethodInvestments_2">Proportionate share of ViaGen operating losses</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncomeLossFromEquityMethodInvestments" xlink:to="label_IncomeLossFromEquityMethodInvestments_2" xlink:title="label_IncomeLossFromEquityMethodInvestments_2" />
    <link:label xlink:type="resource" xlink:label="label_IncomeLossFromEquityMethodInvestments_3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncomeLossFromEquityMethodInvestments_3" xml:lang="en-US" id="label_IncomeLossFromEquityMethodInvestments_3">Income (Loss) from Equity Method Investments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncomeLossFromEquityMethodInvestments" xlink:to="label_IncomeLossFromEquityMethodInvestments_3" xlink:title="label_IncomeLossFromEquityMethodInvestments_3" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeStatementAbstract" xlink:label="IncomeStatementAbstract" xlink:title="IncomeStatementAbstract" />
    <link:label xlink:type="resource" xlink:label="label_IncomeStatementAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncomeStatementAbstract" xml:lang="en-US" id="label_IncomeStatementAbstract">CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncomeStatementAbstract" xlink:to="label_IncomeStatementAbstract" xlink:title="label_IncomeStatementAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeStatementLocationAxis" xlink:label="IncomeStatementLocationAxis" xlink:title="IncomeStatementLocationAxis" />
    <link:label xlink:type="resource" xlink:label="label_IncomeStatementLocationAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncomeStatementLocationAxis" xml:lang="en-US" id="label_IncomeStatementLocationAxis">Income Statement Location [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncomeStatementLocationAxis" xlink:to="label_IncomeStatementLocationAxis" xlink:title="label_IncomeStatementLocationAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeStatementLocationDomain" xlink:label="IncomeStatementLocationDomain" xlink:title="IncomeStatementLocationDomain" />
    <link:label xlink:type="resource" xlink:label="label_IncomeStatementLocationDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncomeStatementLocationDomain" xml:lang="en-US" id="label_IncomeStatementLocationDomain">Income Statement Location [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncomeStatementLocationDomain" xlink:to="label_IncomeStatementLocationDomain" xlink:title="label_IncomeStatementLocationDomain" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeTaxAuthorityAxis" xlink:label="IncomeTaxAuthorityAxis" xlink:title="IncomeTaxAuthorityAxis" />
    <link:label xlink:type="resource" xlink:label="label_IncomeTaxAuthorityAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncomeTaxAuthorityAxis" xml:lang="en-US" id="label_IncomeTaxAuthorityAxis">Income Tax Authority [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncomeTaxAuthorityAxis" xlink:to="label_IncomeTaxAuthorityAxis" xlink:title="label_IncomeTaxAuthorityAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeTaxAuthorityDomain" xlink:label="IncomeTaxAuthorityDomain" xlink:title="IncomeTaxAuthorityDomain" />
    <link:label xlink:type="resource" xlink:label="label_IncomeTaxAuthorityDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncomeTaxAuthorityDomain" xml:lang="en-US" id="label_IncomeTaxAuthorityDomain">Income Tax Authority [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncomeTaxAuthorityDomain" xlink:to="label_IncomeTaxAuthorityDomain" xlink:title="label_IncomeTaxAuthorityDomain" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeTaxDisclosureAbstract" xlink:label="IncomeTaxDisclosureAbstract" xlink:title="IncomeTaxDisclosureAbstract" />
    <link:label xlink:type="resource" xlink:label="label_IncomeTaxDisclosureAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncomeTaxDisclosureAbstract" xml:lang="en-US" id="label_IncomeTaxDisclosureAbstract">INCOME TAXES</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncomeTaxDisclosureAbstract" xlink:to="label_IncomeTaxDisclosureAbstract" xlink:title="label_IncomeTaxDisclosureAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeTaxDisclosureTextBlock" xlink:label="IncomeTaxDisclosureTextBlock" xlink:title="IncomeTaxDisclosureTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_IncomeTaxDisclosureTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_IncomeTaxDisclosureTextBlock" xml:lang="en-US" id="label_IncomeTaxDisclosureTextBlock">INCOME TAXES</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncomeTaxDisclosureTextBlock" xlink:to="label_IncomeTaxDisclosureTextBlock" xlink:title="label_IncomeTaxDisclosureTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_IncomeTaxDisclosureTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncomeTaxDisclosureTextBlock_1" xml:lang="en-US" id="label_IncomeTaxDisclosureTextBlock_1">Income Tax Disclosure [Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncomeTaxDisclosureTextBlock" xlink:to="label_IncomeTaxDisclosureTextBlock_1" xlink:title="label_IncomeTaxDisclosureTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeTaxPolicyTextBlock" xlink:label="IncomeTaxPolicyTextBlock" xlink:title="IncomeTaxPolicyTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_IncomeTaxPolicyTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_IncomeTaxPolicyTextBlock" xml:lang="en-US" id="label_IncomeTaxPolicyTextBlock">Income Taxes</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncomeTaxPolicyTextBlock" xlink:to="label_IncomeTaxPolicyTextBlock" xlink:title="label_IncomeTaxPolicyTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_IncomeTaxPolicyTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncomeTaxPolicyTextBlock_1" xml:lang="en-US" id="label_IncomeTaxPolicyTextBlock_1">Income Tax, Policy [Policy Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncomeTaxPolicyTextBlock" xlink:to="label_IncomeTaxPolicyTextBlock_1" xlink:title="label_IncomeTaxPolicyTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsPayable" xlink:label="IncreaseDecreaseInAccountsPayable" xlink:title="IncreaseDecreaseInAccountsPayable" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInAccountsPayable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_IncreaseDecreaseInAccountsPayable" xml:lang="en-US" id="label_IncreaseDecreaseInAccountsPayable">Accounts payable</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInAccountsPayable" xlink:to="label_IncreaseDecreaseInAccountsPayable" xlink:title="label_IncreaseDecreaseInAccountsPayable" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInAccountsPayable_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncreaseDecreaseInAccountsPayable_1" xml:lang="en-US" id="label_IncreaseDecreaseInAccountsPayable_1">Increase (Decrease) in Accounts Payable</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInAccountsPayable" xlink:to="label_IncreaseDecreaseInAccountsPayable_1" xlink:title="label_IncreaseDecreaseInAccountsPayable_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncreaseDecreaseInDeferredRevenue" xlink:label="IncreaseDecreaseInDeferredRevenue" xlink:title="IncreaseDecreaseInDeferredRevenue" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInDeferredRevenue" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_IncreaseDecreaseInDeferredRevenue" xml:lang="en-US" id="label_IncreaseDecreaseInDeferredRevenue">Deferred revenue</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInDeferredRevenue" xlink:to="label_IncreaseDecreaseInDeferredRevenue" xlink:title="label_IncreaseDecreaseInDeferredRevenue" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInDeferredRevenue_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncreaseDecreaseInDeferredRevenue_1" xml:lang="en-US" id="label_IncreaseDecreaseInDeferredRevenue_1">Increase (Decrease) in Deferred Revenue</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInDeferredRevenue" xlink:to="label_IncreaseDecreaseInDeferredRevenue_1" xlink:title="label_IncreaseDecreaseInDeferredRevenue_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncreaseDecreaseInDepositsOutstanding" xlink:label="IncreaseDecreaseInDepositsOutstanding" xlink:title="IncreaseDecreaseInDepositsOutstanding" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInDepositsOutstanding" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_IncreaseDecreaseInDepositsOutstanding" xml:lang="en-US" id="label_IncreaseDecreaseInDepositsOutstanding">Deposits and other assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInDepositsOutstanding" xlink:to="label_IncreaseDecreaseInDepositsOutstanding" xlink:title="label_IncreaseDecreaseInDepositsOutstanding" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInDepositsOutstanding_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncreaseDecreaseInDepositsOutstanding_1" xml:lang="en-US" id="label_IncreaseDecreaseInDepositsOutstanding_1">Increase (Decrease) in Deposits Outstanding</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInDepositsOutstanding" xlink:to="label_IncreaseDecreaseInDepositsOutstanding_1" xlink:title="label_IncreaseDecreaseInDepositsOutstanding_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncreaseDecreaseInEmployeeRelatedLiabilities" xlink:label="IncreaseDecreaseInEmployeeRelatedLiabilities" xlink:title="IncreaseDecreaseInEmployeeRelatedLiabilities" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInEmployeeRelatedLiabilities" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_IncreaseDecreaseInEmployeeRelatedLiabilities" xml:lang="en-US" id="label_IncreaseDecreaseInEmployeeRelatedLiabilities">Accrued compensation and benefits</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInEmployeeRelatedLiabilities" xlink:to="label_IncreaseDecreaseInEmployeeRelatedLiabilities" xlink:title="label_IncreaseDecreaseInEmployeeRelatedLiabilities" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInEmployeeRelatedLiabilities_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncreaseDecreaseInEmployeeRelatedLiabilities_1" xml:lang="en-US" id="label_IncreaseDecreaseInEmployeeRelatedLiabilities_1">Increase (Decrease) in Employee Related Liabilities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInEmployeeRelatedLiabilities" xlink:to="label_IncreaseDecreaseInEmployeeRelatedLiabilities_1" xlink:title="label_IncreaseDecreaseInEmployeeRelatedLiabilities_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:label="IncreaseDecreaseInOperatingCapitalAbstract" xlink:title="IncreaseDecreaseInOperatingCapitalAbstract" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInOperatingCapitalAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_IncreaseDecreaseInOperatingCapitalAbstract" xml:lang="en-US" id="label_IncreaseDecreaseInOperatingCapitalAbstract">Changes in assets and liabilities:</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInOperatingCapitalAbstract" xlink:to="label_IncreaseDecreaseInOperatingCapitalAbstract" xlink:title="label_IncreaseDecreaseInOperatingCapitalAbstract" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInOperatingCapitalAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncreaseDecreaseInOperatingCapitalAbstract_1" xml:lang="en-US" id="label_IncreaseDecreaseInOperatingCapitalAbstract_1">Increase (Decrease) in Operating Capital [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInOperatingCapitalAbstract" xlink:to="label_IncreaseDecreaseInOperatingCapitalAbstract_1" xlink:title="label_IncreaseDecreaseInOperatingCapitalAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncreaseDecreaseInOtherAccruedLiabilities" xlink:label="IncreaseDecreaseInOtherAccruedLiabilities" xlink:title="IncreaseDecreaseInOtherAccruedLiabilities" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInOtherAccruedLiabilities" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_IncreaseDecreaseInOtherAccruedLiabilities" xml:lang="en-US" id="label_IncreaseDecreaseInOtherAccruedLiabilities">Accrued liabilities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInOtherAccruedLiabilities" xlink:to="label_IncreaseDecreaseInOtherAccruedLiabilities" xlink:title="label_IncreaseDecreaseInOtherAccruedLiabilities" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInOtherAccruedLiabilities_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncreaseDecreaseInOtherAccruedLiabilities_1" xml:lang="en-US" id="label_IncreaseDecreaseInOtherAccruedLiabilities_1">Increase (Decrease) in Other Accrued Liabilities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInOtherAccruedLiabilities" xlink:to="label_IncreaseDecreaseInOtherAccruedLiabilities_1" xlink:title="label_IncreaseDecreaseInOtherAccruedLiabilities_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncreaseDecreaseInOtherCurrentLiabilities" xlink:label="IncreaseDecreaseInOtherCurrentLiabilities" xlink:title="IncreaseDecreaseInOtherCurrentLiabilities" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInOtherCurrentLiabilities" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_IncreaseDecreaseInOtherCurrentLiabilities" xml:lang="en-US" id="label_IncreaseDecreaseInOtherCurrentLiabilities">Other current liabilities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInOtherCurrentLiabilities" xlink:to="label_IncreaseDecreaseInOtherCurrentLiabilities" xlink:title="label_IncreaseDecreaseInOtherCurrentLiabilities" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInOtherCurrentLiabilities_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncreaseDecreaseInOtherCurrentLiabilities_1" xml:lang="en-US" id="label_IncreaseDecreaseInOtherCurrentLiabilities_1">Increase (Decrease) in Other Current Liabilities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInOtherCurrentLiabilities" xlink:to="label_IncreaseDecreaseInOtherCurrentLiabilities_1" xlink:title="label_IncreaseDecreaseInOtherCurrentLiabilities_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncreaseDecreaseInOtherOperatingAssets" xlink:label="IncreaseDecreaseInOtherOperatingAssets" xlink:title="IncreaseDecreaseInOtherOperatingAssets" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInOtherOperatingAssets" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_IncreaseDecreaseInOtherOperatingAssets" xml:lang="en-US" id="label_IncreaseDecreaseInOtherOperatingAssets">Other current and noncurrent assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInOtherOperatingAssets" xlink:to="label_IncreaseDecreaseInOtherOperatingAssets" xlink:title="label_IncreaseDecreaseInOtherOperatingAssets" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInOtherOperatingAssets_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncreaseDecreaseInOtherOperatingAssets_1" xml:lang="en-US" id="label_IncreaseDecreaseInOtherOperatingAssets_1">Increase (Decrease) in Other Operating Assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInOtherOperatingAssets" xlink:to="label_IncreaseDecreaseInOtherOperatingAssets_1" xlink:title="label_IncreaseDecreaseInOtherOperatingAssets_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncreaseDecreaseInPrepaidExpense" xlink:label="IncreaseDecreaseInPrepaidExpense" xlink:title="IncreaseDecreaseInPrepaidExpense" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInPrepaidExpense" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_IncreaseDecreaseInPrepaidExpense" xml:lang="en-US" id="label_IncreaseDecreaseInPrepaidExpense">Prepaid assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInPrepaidExpense" xlink:to="label_IncreaseDecreaseInPrepaidExpense" xlink:title="label_IncreaseDecreaseInPrepaidExpense" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInPrepaidExpense_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncreaseDecreaseInPrepaidExpense_1" xml:lang="en-US" id="label_IncreaseDecreaseInPrepaidExpense_1">Increase (Decrease) in Prepaid Expense</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInPrepaidExpense" xlink:to="label_IncreaseDecreaseInPrepaidExpense_1" xlink:title="label_IncreaseDecreaseInPrepaidExpense_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncreaseDecreaseInRestrictedCash" xlink:label="IncreaseDecreaseInRestrictedCash" xlink:title="IncreaseDecreaseInRestrictedCash" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInRestrictedCash" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_IncreaseDecreaseInRestrictedCash" xml:lang="en-US" id="label_IncreaseDecreaseInRestrictedCash">Restricted cash transfer</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInRestrictedCash" xlink:to="label_IncreaseDecreaseInRestrictedCash" xlink:title="label_IncreaseDecreaseInRestrictedCash" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInRestrictedCash_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncreaseDecreaseInRestrictedCash_1" xml:lang="en-US" id="label_IncreaseDecreaseInRestrictedCash_1">Increase (Decrease) in Restricted Cash</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInRestrictedCash" xlink:to="label_IncreaseDecreaseInRestrictedCash_1" xlink:title="label_IncreaseDecreaseInRestrictedCash_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncreaseDecreaseInRestructuringReserve" xlink:label="IncreaseDecreaseInRestructuringReserve" xlink:title="IncreaseDecreaseInRestructuringReserve" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInRestructuringReserve" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_IncreaseDecreaseInRestructuringReserve" xml:lang="en-US" id="label_IncreaseDecreaseInRestructuringReserve">Accrued restructuring charges</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInRestructuringReserve" xlink:to="label_IncreaseDecreaseInRestructuringReserve" xlink:title="label_IncreaseDecreaseInRestructuringReserve" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInRestructuringReserve_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncreaseDecreaseInRestructuringReserve_1" xml:lang="en-US" id="label_IncreaseDecreaseInRestructuringReserve_1">Increase (Decrease) in Restructuring Reserve</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInRestructuringReserve" xlink:to="label_IncreaseDecreaseInRestructuringReserve_1" xlink:title="label_IncreaseDecreaseInRestructuringReserve_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncreaseDecreaseInStockholdersEquityRollForward" xlink:label="IncreaseDecreaseInStockholdersEquityRollForward" xlink:title="IncreaseDecreaseInStockholdersEquityRollForward" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInStockholdersEquityRollForward" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_IncreaseDecreaseInStockholdersEquityRollForward" xml:lang="en-US" id="label_IncreaseDecreaseInStockholdersEquityRollForward">Increase (Decrease) in Stockholders' Equity</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInStockholdersEquityRollForward" xlink:to="label_IncreaseDecreaseInStockholdersEquityRollForward" xlink:title="label_IncreaseDecreaseInStockholdersEquityRollForward" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInStockholdersEquityRollForward_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncreaseDecreaseInStockholdersEquityRollForward_1" xml:lang="en-US" id="label_IncreaseDecreaseInStockholdersEquityRollForward_1">Increase (Decrease) in Stockholders' Equity [Roll Forward]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInStockholdersEquityRollForward" xlink:to="label_IncreaseDecreaseInStockholdersEquityRollForward_1" xlink:title="label_IncreaseDecreaseInStockholdersEquityRollForward_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_InterestAndOtherIncome" xlink:label="InterestAndOtherIncome" xlink:title="InterestAndOtherIncome" />
    <link:label xlink:type="resource" xlink:label="label_InterestAndOtherIncome" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_InterestAndOtherIncome" xml:lang="en-US" id="label_InterestAndOtherIncome">Interest and other income</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InterestAndOtherIncome" xlink:to="label_InterestAndOtherIncome" xlink:title="label_InterestAndOtherIncome" />
    <link:label xlink:type="resource" xlink:label="label_InterestAndOtherIncome_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_InterestAndOtherIncome_1" xml:lang="en-US" id="label_InterestAndOtherIncome_1">Interest and Other Income</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InterestAndOtherIncome" xlink:to="label_InterestAndOtherIncome_1" xlink:title="label_InterestAndOtherIncome_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_InterestExpenseBorrowings" xlink:label="InterestExpenseBorrowings" xlink:title="InterestExpenseBorrowings" />
    <link:label xlink:type="resource" xlink:label="label_InterestExpenseBorrowings" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_InterestExpenseBorrowings" xml:lang="en-US" id="label_InterestExpenseBorrowings">Interest expense</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InterestExpenseBorrowings" xlink:to="label_InterestExpenseBorrowings" xlink:title="label_InterestExpenseBorrowings" />
    <link:label xlink:type="resource" xlink:label="label_InterestExpenseBorrowings_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_InterestExpenseBorrowings_1" xml:lang="en-US" id="label_InterestExpenseBorrowings_1">Interest Expense, Borrowings</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InterestExpenseBorrowings" xlink:to="label_InterestExpenseBorrowings_1" xlink:title="label_InterestExpenseBorrowings_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_InterestExpenseDebt" xlink:label="InterestExpenseDebt" xlink:title="InterestExpenseDebt" />
    <link:label xlink:type="resource" xlink:label="label_InterestExpenseDebt" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_InterestExpenseDebt" xml:lang="en-US" id="label_InterestExpenseDebt">Interest expense on long-term debt</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InterestExpenseDebt" xlink:to="label_InterestExpenseDebt" xlink:title="label_InterestExpenseDebt" />
    <link:label xlink:type="resource" xlink:label="label_InterestExpenseDebt_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_InterestExpenseDebt_1" xml:lang="en-US" id="label_InterestExpenseDebt_1">Interest Expense, Debt</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InterestExpenseDebt" xlink:to="label_InterestExpenseDebt_1" xlink:title="label_InterestExpenseDebt_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_InterestPaid" xlink:label="InterestPaid" xlink:title="InterestPaid" />
    <link:label xlink:type="resource" xlink:label="label_InterestPaid" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_InterestPaid" xml:lang="en-US" id="label_InterestPaid">Cash paid for interest</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InterestPaid" xlink:to="label_InterestPaid" xlink:title="label_InterestPaid" />
    <link:label xlink:type="resource" xlink:label="label_InterestPaid_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_InterestPaid_1" xml:lang="en-US" id="label_InterestPaid_1">Interest Paid</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InterestPaid" xlink:to="label_InterestPaid_1" xlink:title="label_InterestPaid_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_InterestPayableCurrentAndNoncurrent" xlink:label="InterestPayableCurrentAndNoncurrent" xlink:title="InterestPayableCurrentAndNoncurrent" />
    <link:label xlink:type="resource" xlink:label="label_InterestPayableCurrentAndNoncurrent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_InterestPayableCurrentAndNoncurrent" xml:lang="en-US" id="label_InterestPayableCurrentAndNoncurrent">Accrued interest</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InterestPayableCurrentAndNoncurrent" xlink:to="label_InterestPayableCurrentAndNoncurrent" xlink:title="label_InterestPayableCurrentAndNoncurrent" />
    <link:label xlink:type="resource" xlink:label="label_InterestPayableCurrentAndNoncurrent_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_InterestPayableCurrentAndNoncurrent_1" xml:lang="en-US" id="label_InterestPayableCurrentAndNoncurrent_1">Interest Payable</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InterestPayableCurrentAndNoncurrent" xlink:to="label_InterestPayableCurrentAndNoncurrent_1" xlink:title="label_InterestPayableCurrentAndNoncurrent_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_InternalRevenueServiceIRSMember" xlink:label="InternalRevenueServiceIRSMember" xlink:title="InternalRevenueServiceIRSMember" />
    <link:label xlink:type="resource" xlink:label="label_InternalRevenueServiceIRSMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_InternalRevenueServiceIRSMember" xml:lang="en-US" id="label_InternalRevenueServiceIRSMember">Domestic federal</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InternalRevenueServiceIRSMember" xlink:to="label_InternalRevenueServiceIRSMember" xlink:title="label_InternalRevenueServiceIRSMember" />
    <link:label xlink:type="resource" xlink:label="label_InternalRevenueServiceIRSMember_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_InternalRevenueServiceIRSMember_1" xml:lang="en-US" id="label_InternalRevenueServiceIRSMember_1">Federal</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InternalRevenueServiceIRSMember" xlink:to="label_InternalRevenueServiceIRSMember_1" xlink:title="label_InternalRevenueServiceIRSMember_1" />
    <link:label xlink:type="resource" xlink:label="label_InternalRevenueServiceIRSMember_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_InternalRevenueServiceIRSMember_2" xml:lang="en-US" id="label_InternalRevenueServiceIRSMember_2">Internal Revenue Service (IRS) [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InternalRevenueServiceIRSMember" xlink:to="label_InternalRevenueServiceIRSMember_2" xlink:title="label_InternalRevenueServiceIRSMember_2" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_InvestmentHoldingsLineItems" xlink:label="InvestmentHoldingsLineItems" xlink:title="InvestmentHoldingsLineItems" />
    <link:label xlink:type="resource" xlink:label="label_InvestmentHoldingsLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_InvestmentHoldingsLineItems" xml:lang="en-US" id="label_InvestmentHoldingsLineItems">Cash Equivalents and Marketable Securities Available-for-Sale</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InvestmentHoldingsLineItems" xlink:to="label_InvestmentHoldingsLineItems" xlink:title="label_InvestmentHoldingsLineItems" />
    <link:label xlink:type="resource" xlink:label="label_InvestmentHoldingsLineItems_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_InvestmentHoldingsLineItems_1" xml:lang="en-US" id="label_InvestmentHoldingsLineItems_1">Investment Holdings [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InvestmentHoldingsLineItems" xlink:to="label_InvestmentHoldingsLineItems_1" xlink:title="label_InvestmentHoldingsLineItems_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_InvestmentHoldingsTable" xlink:label="InvestmentHoldingsTable" xlink:title="InvestmentHoldingsTable" />
    <link:label xlink:type="resource" xlink:label="label_InvestmentHoldingsTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_InvestmentHoldingsTable" xml:lang="en-US" id="label_InvestmentHoldingsTable">Investment Holdings [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InvestmentHoldingsTable" xlink:to="label_InvestmentHoldingsTable" xlink:title="label_InvestmentHoldingsTable" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_InvestmentTypeAxis" xlink:label="InvestmentTypeAxis" xlink:title="InvestmentTypeAxis" />
    <link:label xlink:type="resource" xlink:label="label_InvestmentTypeAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_InvestmentTypeAxis" xml:lang="en-US" id="label_InvestmentTypeAxis">Investment Type [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InvestmentTypeAxis" xlink:to="label_InvestmentTypeAxis" xlink:title="label_InvestmentTypeAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_InvestmentTypeCategorizationMember" xlink:label="InvestmentTypeCategorizationMember" xlink:title="InvestmentTypeCategorizationMember" />
    <link:label xlink:type="resource" xlink:label="label_InvestmentTypeCategorizationMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_InvestmentTypeCategorizationMember" xml:lang="en-US" id="label_InvestmentTypeCategorizationMember">Investments [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InvestmentTypeCategorizationMember" xlink:to="label_InvestmentTypeCategorizationMember" xlink:title="label_InvestmentTypeCategorizationMember" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IssuanceOfStockAndWarrantsForServicesOrClaims" xlink:label="IssuanceOfStockAndWarrantsForServicesOrClaims" xlink:title="IssuanceOfStockAndWarrantsForServicesOrClaims" />
    <link:label xlink:type="resource" xlink:label="label_IssuanceOfStockAndWarrantsForServicesOrClaims" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_IssuanceOfStockAndWarrantsForServicesOrClaims" xml:lang="en-US" id="label_IssuanceOfStockAndWarrantsForServicesOrClaims">Stock-based compensation for services by non-employees</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IssuanceOfStockAndWarrantsForServicesOrClaims" xlink:to="label_IssuanceOfStockAndWarrantsForServicesOrClaims" xlink:title="label_IssuanceOfStockAndWarrantsForServicesOrClaims" />
    <link:label xlink:type="resource" xlink:label="label_IssuanceOfStockAndWarrantsForServicesOrClaims_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IssuanceOfStockAndWarrantsForServicesOrClaims_1" xml:lang="en-US" id="label_IssuanceOfStockAndWarrantsForServicesOrClaims_1">Issuance of Stock and Warrants for Services or Claims</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IssuanceOfStockAndWarrantsForServicesOrClaims" xlink:to="label_IssuanceOfStockAndWarrantsForServicesOrClaims_1" xlink:title="label_IssuanceOfStockAndWarrantsForServicesOrClaims_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LeaseholdImprovementsMember" xlink:label="LeaseholdImprovementsMember" xlink:title="LeaseholdImprovementsMember" />
    <link:label xlink:type="resource" xlink:label="label_LeaseholdImprovementsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LeaseholdImprovementsMember" xml:lang="en-US" id="label_LeaseholdImprovementsMember">Leasehold improvements</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LeaseholdImprovementsMember" xlink:to="label_LeaseholdImprovementsMember" xlink:title="label_LeaseholdImprovementsMember" />
    <link:label xlink:type="resource" xlink:label="label_LeaseholdImprovementsMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LeaseholdImprovementsMember_1" xml:lang="en-US" id="label_LeaseholdImprovementsMember_1">Leasehold Improvements [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LeaseholdImprovementsMember" xlink:to="label_LeaseholdImprovementsMember_1" xlink:title="label_LeaseholdImprovementsMember_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquity" xlink:label="LiabilitiesAndStockholdersEquity" xlink:title="LiabilitiesAndStockholdersEquity" />
    <link:label xlink:type="resource" xlink:label="label_LiabilitiesAndStockholdersEquity" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_LiabilitiesAndStockholdersEquity" xml:lang="en-US" id="label_LiabilitiesAndStockholdersEquity">Total liabilities and stockholders' equity</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LiabilitiesAndStockholdersEquity" xlink:to="label_LiabilitiesAndStockholdersEquity" xlink:title="label_LiabilitiesAndStockholdersEquity" />
    <link:label xlink:type="resource" xlink:label="label_LiabilitiesAndStockholdersEquity_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LiabilitiesAndStockholdersEquity_1" xml:lang="en-US" id="label_LiabilitiesAndStockholdersEquity_1">Liabilities and Equity</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LiabilitiesAndStockholdersEquity" xlink:to="label_LiabilitiesAndStockholdersEquity_1" xlink:title="label_LiabilitiesAndStockholdersEquity_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:label="LiabilitiesAndStockholdersEquityAbstract" xlink:title="LiabilitiesAndStockholdersEquityAbstract" />
    <link:label xlink:type="resource" xlink:label="label_LiabilitiesAndStockholdersEquityAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LiabilitiesAndStockholdersEquityAbstract" xml:lang="en-US" id="label_LiabilitiesAndStockholdersEquityAbstract">LIABILITIES AND STOCKHOLDERS' EQUITY</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LiabilitiesAndStockholdersEquityAbstract" xlink:to="label_LiabilitiesAndStockholdersEquityAbstract" xlink:title="label_LiabilitiesAndStockholdersEquityAbstract" />
    <link:label xlink:type="resource" xlink:label="label_LiabilitiesAndStockholdersEquityAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LiabilitiesAndStockholdersEquityAbstract_1" xml:lang="en-US" id="label_LiabilitiesAndStockholdersEquityAbstract_1">Liabilities and Equity [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LiabilitiesAndStockholdersEquityAbstract" xlink:to="label_LiabilitiesAndStockholdersEquityAbstract_1" xlink:title="label_LiabilitiesAndStockholdersEquityAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LiabilitiesCurrent" xlink:label="LiabilitiesCurrent" xlink:title="LiabilitiesCurrent" />
    <link:label xlink:type="resource" xlink:label="label_LiabilitiesCurrent" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_LiabilitiesCurrent" xml:lang="en-US" id="label_LiabilitiesCurrent">Total current liabilities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LiabilitiesCurrent" xlink:to="label_LiabilitiesCurrent" xlink:title="label_LiabilitiesCurrent" />
    <link:label xlink:type="resource" xlink:label="label_LiabilitiesCurrent_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LiabilitiesCurrent_1" xml:lang="en-US" id="label_LiabilitiesCurrent_1">Liabilities, Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LiabilitiesCurrent" xlink:to="label_LiabilitiesCurrent_1" xlink:title="label_LiabilitiesCurrent_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LiabilitiesCurrentAbstract" xlink:label="LiabilitiesCurrentAbstract" xlink:title="LiabilitiesCurrentAbstract" />
    <link:label xlink:type="resource" xlink:label="label_LiabilitiesCurrentAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LiabilitiesCurrentAbstract" xml:lang="en-US" id="label_LiabilitiesCurrentAbstract">Current liabilities:</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LiabilitiesCurrentAbstract" xlink:to="label_LiabilitiesCurrentAbstract" xlink:title="label_LiabilitiesCurrentAbstract" />
    <link:label xlink:type="resource" xlink:label="label_LiabilitiesCurrentAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LiabilitiesCurrentAbstract_1" xml:lang="en-US" id="label_LiabilitiesCurrentAbstract_1">Liabilities, Current [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LiabilitiesCurrentAbstract" xlink:to="label_LiabilitiesCurrentAbstract_1" xlink:title="label_LiabilitiesCurrentAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LiabilitiesFairValueDisclosureAbstract" xlink:label="LiabilitiesFairValueDisclosureAbstract" xlink:title="LiabilitiesFairValueDisclosureAbstract" />
    <link:label xlink:type="resource" xlink:label="label_LiabilitiesFairValueDisclosureAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LiabilitiesFairValueDisclosureAbstract" xml:lang="en-US" id="label_LiabilitiesFairValueDisclosureAbstract">Liabilities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LiabilitiesFairValueDisclosureAbstract" xlink:to="label_LiabilitiesFairValueDisclosureAbstract" xlink:title="label_LiabilitiesFairValueDisclosureAbstract" />
    <link:label xlink:type="resource" xlink:label="label_LiabilitiesFairValueDisclosureAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LiabilitiesFairValueDisclosureAbstract_1" xml:lang="en-US" id="label_LiabilitiesFairValueDisclosureAbstract_1">Liabilities, Fair Value Disclosure [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LiabilitiesFairValueDisclosureAbstract" xlink:to="label_LiabilitiesFairValueDisclosureAbstract_1" xlink:title="label_LiabilitiesFairValueDisclosureAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LicensesRevenue" xlink:label="LicensesRevenue" xlink:title="LicensesRevenue" />
    <link:label xlink:type="resource" xlink:label="label_LicensesRevenue" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_LicensesRevenue" xml:lang="en-US" id="label_LicensesRevenue">License fee revenue</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LicensesRevenue" xlink:to="label_LicensesRevenue" xlink:title="label_LicensesRevenue" />
    <link:label xlink:type="resource" xlink:label="label_LicensesRevenue_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LicensesRevenue_1" xml:lang="en-US" id="label_LicensesRevenue_1">Licenses Revenue</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LicensesRevenue" xlink:to="label_LicensesRevenue_1" xlink:title="label_LicensesRevenue_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LineOfCreditFacilityAbstract" xlink:label="LineOfCreditFacilityAbstract" xlink:title="LineOfCreditFacilityAbstract" />
    <link:label xlink:type="resource" xlink:label="label_LineOfCreditFacilityAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LineOfCreditFacilityAbstract" xml:lang="en-US" id="label_LineOfCreditFacilityAbstract">EQUIPMENT LINE</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LineOfCreditFacilityAbstract" xlink:to="label_LineOfCreditFacilityAbstract" xlink:title="label_LineOfCreditFacilityAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LineOfCreditFacilityLineItems" xlink:label="LineOfCreditFacilityLineItems" xlink:title="LineOfCreditFacilityLineItems" />
    <link:label xlink:type="resource" xlink:label="label_LineOfCreditFacilityLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LineOfCreditFacilityLineItems" xml:lang="en-US" id="label_LineOfCreditFacilityLineItems">EQUIPMENT LINE</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LineOfCreditFacilityLineItems" xlink:to="label_LineOfCreditFacilityLineItems" xlink:title="label_LineOfCreditFacilityLineItems" />
    <link:label xlink:type="resource" xlink:label="label_LineOfCreditFacilityLineItems_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LineOfCreditFacilityLineItems_1" xml:lang="en-US" id="label_LineOfCreditFacilityLineItems_1">Line of Credit Facility [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LineOfCreditFacilityLineItems" xlink:to="label_LineOfCreditFacilityLineItems_1" xlink:title="label_LineOfCreditFacilityLineItems_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity" xlink:label="LineOfCreditFacilityRemainingBorrowingCapacity" xlink:title="LineOfCreditFacilityRemainingBorrowingCapacity" />
    <link:label xlink:type="resource" xlink:label="label_LineOfCreditFacilityRemainingBorrowingCapacity" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LineOfCreditFacilityRemainingBorrowingCapacity" xml:lang="en-US" id="label_LineOfCreditFacilityRemainingBorrowingCapacity">Amount available for borrowing</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LineOfCreditFacilityRemainingBorrowingCapacity" xlink:to="label_LineOfCreditFacilityRemainingBorrowingCapacity" xlink:title="label_LineOfCreditFacilityRemainingBorrowingCapacity" />
    <link:label xlink:type="resource" xlink:label="label_LineOfCreditFacilityRemainingBorrowingCapacity_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LineOfCreditFacilityRemainingBorrowingCapacity_1" xml:lang="en-US" id="label_LineOfCreditFacilityRemainingBorrowingCapacity_1">Line of Credit Facility, Remaining Borrowing Capacity</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LineOfCreditFacilityRemainingBorrowingCapacity" xlink:to="label_LineOfCreditFacilityRemainingBorrowingCapacity_1" xlink:title="label_LineOfCreditFacilityRemainingBorrowingCapacity_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LineOfCreditFacilityTable" xlink:label="LineOfCreditFacilityTable" xlink:title="LineOfCreditFacilityTable" />
    <link:label xlink:type="resource" xlink:label="label_LineOfCreditFacilityTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LineOfCreditFacilityTable" xml:lang="en-US" id="label_LineOfCreditFacilityTable">Line of Credit Facility [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LineOfCreditFacilityTable" xlink:to="label_LineOfCreditFacilityTable" xlink:title="label_LineOfCreditFacilityTable" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LineOfCreditMember" xlink:label="LineOfCreditMember" xlink:title="LineOfCreditMember" />
    <link:label xlink:type="resource" xlink:label="label_LineOfCreditMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LineOfCreditMember" xml:lang="en-US" id="label_LineOfCreditMember">Equipment financing facility</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LineOfCreditMember" xlink:to="label_LineOfCreditMember" xlink:title="label_LineOfCreditMember" />
    <link:label xlink:type="resource" xlink:label="label_LineOfCreditMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LineOfCreditMember_1" xml:lang="en-US" id="label_LineOfCreditMember_1">Line of Credit [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LineOfCreditMember" xlink:to="label_LineOfCreditMember_1" xlink:title="label_LineOfCreditMember_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LongTermDebtTextBlock" xlink:label="LongTermDebtTextBlock" xlink:title="LongTermDebtTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_LongTermDebtTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LongTermDebtTextBlock" xml:lang="en-US" id="label_LongTermDebtTextBlock">LONG-TERM DEBT</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LongTermDebtTextBlock" xlink:to="label_LongTermDebtTextBlock" xlink:title="label_LongTermDebtTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_LongTermDebtTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LongTermDebtTextBlock_1" xml:lang="en-US" id="label_LongTermDebtTextBlock_1">Long-term Debt [Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LongTermDebtTextBlock" xlink:to="label_LongTermDebtTextBlock_1" xlink:title="label_LongTermDebtTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LossContingenciesByNatureOfContingencyAxis" xlink:label="LossContingenciesByNatureOfContingencyAxis" xlink:title="LossContingenciesByNatureOfContingencyAxis" />
    <link:label xlink:type="resource" xlink:label="label_LossContingenciesByNatureOfContingencyAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LossContingenciesByNatureOfContingencyAxis" xml:lang="en-US" id="label_LossContingenciesByNatureOfContingencyAxis">Loss Contingency Nature [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LossContingenciesByNatureOfContingencyAxis" xlink:to="label_LossContingenciesByNatureOfContingencyAxis" xlink:title="label_LossContingenciesByNatureOfContingencyAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LossContingenciesLineItems" xlink:label="LossContingenciesLineItems" xlink:title="LossContingenciesLineItems" />
    <link:label xlink:type="resource" xlink:label="label_LossContingenciesLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LossContingenciesLineItems" xml:lang="en-US" id="label_LossContingenciesLineItems">COMMITMENTS AND CONTINGENCIES</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LossContingenciesLineItems" xlink:to="label_LossContingenciesLineItems" xlink:title="label_LossContingenciesLineItems" />
    <link:label xlink:type="resource" xlink:label="label_LossContingenciesLineItems_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LossContingenciesLineItems_1" xml:lang="en-US" id="label_LossContingenciesLineItems_1">Loss Contingencies [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LossContingenciesLineItems" xlink:to="label_LossContingenciesLineItems_1" xlink:title="label_LossContingenciesLineItems_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LossContingenciesTable" xlink:label="LossContingenciesTable" xlink:title="LossContingenciesTable" />
    <link:label xlink:type="resource" xlink:label="label_LossContingenciesTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LossContingenciesTable" xml:lang="en-US" id="label_LossContingenciesTable">Loss Contingencies [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LossContingenciesTable" xlink:to="label_LossContingenciesTable" xlink:title="label_LossContingenciesTable" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LossContingencyNatureDomain" xlink:label="LossContingencyNatureDomain" xlink:title="LossContingencyNatureDomain" />
    <link:label xlink:type="resource" xlink:label="label_LossContingencyNatureDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LossContingencyNatureDomain" xml:lang="en-US" id="label_LossContingencyNatureDomain">Loss Contingency, Nature [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LossContingencyNatureDomain" xlink:to="label_LossContingencyNatureDomain" xlink:title="label_LossContingencyNatureDomain" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis" xlink:label="MajorTypesOfDebtAndEquitySecuritiesAxis" xlink:title="MajorTypesOfDebtAndEquitySecuritiesAxis" />
    <link:label xlink:type="resource" xlink:label="label_MajorTypesOfDebtAndEquitySecuritiesAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_MajorTypesOfDebtAndEquitySecuritiesAxis" xml:lang="en-US" id="label_MajorTypesOfDebtAndEquitySecuritiesAxis">Major Types of Debt and Equity Securities [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MajorTypesOfDebtAndEquitySecuritiesAxis" xlink:to="label_MajorTypesOfDebtAndEquitySecuritiesAxis" xlink:title="label_MajorTypesOfDebtAndEquitySecuritiesAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain" xlink:label="MajorTypesOfDebtAndEquitySecuritiesDomain" xlink:title="MajorTypesOfDebtAndEquitySecuritiesDomain" />
    <link:label xlink:type="resource" xlink:label="label_MajorTypesOfDebtAndEquitySecuritiesDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_MajorTypesOfDebtAndEquitySecuritiesDomain" xml:lang="en-US" id="label_MajorTypesOfDebtAndEquitySecuritiesDomain">Major Types of Debt and Equity Securities [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MajorTypesOfDebtAndEquitySecuritiesDomain" xlink:to="label_MajorTypesOfDebtAndEquitySecuritiesDomain" xlink:title="label_MajorTypesOfDebtAndEquitySecuritiesDomain" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_MaximumMember" xlink:label="MaximumMember" xlink:title="MaximumMember" />
    <link:label xlink:type="resource" xlink:label="label_MaximumMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_MaximumMember" xml:lang="en-US" id="label_MaximumMember">Maximum</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MaximumMember" xlink:to="label_MaximumMember" xlink:title="label_MaximumMember" />
    <link:label xlink:type="resource" xlink:label="label_MaximumMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_MaximumMember_1" xml:lang="en-US" id="label_MaximumMember_1">Maximum [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MaximumMember" xlink:to="label_MaximumMember_1" xlink:title="label_MaximumMember_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_MinimumMember" xlink:label="MinimumMember" xlink:title="MinimumMember" />
    <link:label xlink:type="resource" xlink:label="label_MinimumMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_MinimumMember" xml:lang="en-US" id="label_MinimumMember">Minimum</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MinimumMember" xlink:to="label_MinimumMember" xlink:title="label_MinimumMember" />
    <link:label xlink:type="resource" xlink:label="label_MinimumMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_MinimumMember_1" xml:lang="en-US" id="label_MinimumMember_1">Minimum [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MinimumMember" xlink:to="label_MinimumMember_1" xlink:title="label_MinimumMember_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders" xlink:label="MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders" xlink:title="MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders" />
    <link:label xlink:type="resource" xlink:label="label_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders" xml:lang="en-US" id="label_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders">Distribution to TA Therapeutics, Ltd. shareholder</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders" xlink:to="label_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders" xlink:title="label_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders" />
    <link:label xlink:type="resource" xlink:label="label_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders_1" xml:lang="en-US" id="label_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders_1">Payment received resulting from distribution of net remaining assets of TAT</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders" xlink:to="label_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders_1" xlink:title="label_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders_1" />
    <link:label xlink:type="resource" xlink:label="label_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders_2" xml:lang="en-US" id="label_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders_2">Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders" xlink:to="label_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders_2" xlink:title="label_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders_2" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_MoneyMarketFundsMember" xlink:label="MoneyMarketFundsMember" xlink:title="MoneyMarketFundsMember" />
    <link:label xlink:type="resource" xlink:label="label_MoneyMarketFundsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_MoneyMarketFundsMember" xml:lang="en-US" id="label_MoneyMarketFundsMember">Money market funds</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MoneyMarketFundsMember" xlink:to="label_MoneyMarketFundsMember" xlink:title="label_MoneyMarketFundsMember" />
    <link:label xlink:type="resource" xlink:label="label_MoneyMarketFundsMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_MoneyMarketFundsMember_1" xml:lang="en-US" id="label_MoneyMarketFundsMember_1">Money Market Funds [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MoneyMarketFundsMember" xlink:to="label_MoneyMarketFundsMember_1" xlink:title="label_MoneyMarketFundsMember_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NetCashProvidedByUsedInContinuingOperations" xlink:label="NetCashProvidedByUsedInContinuingOperations" xlink:title="NetCashProvidedByUsedInContinuingOperations" />
    <link:label xlink:type="resource" xlink:label="label_NetCashProvidedByUsedInContinuingOperations" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_NetCashProvidedByUsedInContinuingOperations" xml:lang="en-US" id="label_NetCashProvidedByUsedInContinuingOperations">Net decrease in cash and cash equivalents</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetCashProvidedByUsedInContinuingOperations" xlink:to="label_NetCashProvidedByUsedInContinuingOperations" xlink:title="label_NetCashProvidedByUsedInContinuingOperations" />
    <link:label xlink:type="resource" xlink:label="label_NetCashProvidedByUsedInContinuingOperations_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NetCashProvidedByUsedInContinuingOperations_1" xml:lang="en-US" id="label_NetCashProvidedByUsedInContinuingOperations_1">Net Cash Provided by (Used in) Continuing Operations</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetCashProvidedByUsedInContinuingOperations" xlink:to="label_NetCashProvidedByUsedInContinuingOperations_1" xlink:title="label_NetCashProvidedByUsedInContinuingOperations_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations" xlink:label="NetCashProvidedByUsedInFinancingActivitiesContinuingOperations" xlink:title="NetCashProvidedByUsedInFinancingActivitiesContinuingOperations" />
    <link:label xlink:type="resource" xlink:label="label_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations" xml:lang="en-US" id="label_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations">Net cash provided by financing activities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetCashProvidedByUsedInFinancingActivitiesContinuingOperations" xlink:to="label_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations" xlink:title="label_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations" />
    <link:label xlink:type="resource" xlink:label="label_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_1" xml:lang="en-US" id="label_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_1">Net Cash Provided by (Used in) Financing Activities, Continuing Operations</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetCashProvidedByUsedInFinancingActivitiesContinuingOperations" xlink:to="label_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_1" xlink:title="label_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract" xlink:label="NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract" xlink:title="NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract" />
    <link:label xlink:type="resource" xlink:label="label_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract" xml:lang="en-US" id="label_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract">Cash flows from financing activities:</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract" xlink:to="label_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract" xlink:title="label_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract" />
    <link:label xlink:type="resource" xlink:label="label_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract_1" xml:lang="en-US" id="label_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract_1">Net Cash Provided by (Used in) Financing Activities, Continuing Operations [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract" xlink:to="label_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract_1" xlink:title="label_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations" xlink:label="NetCashProvidedByUsedInInvestingActivitiesContinuingOperations" xlink:title="NetCashProvidedByUsedInInvestingActivitiesContinuingOperations" />
    <link:label xlink:type="resource" xlink:label="label_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations" xml:lang="en-US" id="label_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations">Net cash provided by investing activities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetCashProvidedByUsedInInvestingActivitiesContinuingOperations" xlink:to="label_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations" xlink:title="label_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations" />
    <link:label xlink:type="resource" xlink:label="label_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_1" xml:lang="en-US" id="label_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_1">Net Cash Provided by (Used in) Investing Activities, Continuing Operations</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetCashProvidedByUsedInInvestingActivitiesContinuingOperations" xlink:to="label_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_1" xlink:title="label_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract" xlink:label="NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract" xlink:title="NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract" />
    <link:label xlink:type="resource" xlink:label="label_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract" xml:lang="en-US" id="label_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract">Cash flows from investing activities:</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract" xlink:to="label_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract" xlink:title="label_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract" />
    <link:label xlink:type="resource" xlink:label="label_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract_1" xml:lang="en-US" id="label_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract_1">Net Cash Provided by (Used in) Investing Activities, Continuing Operations [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract" xlink:to="label_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract_1" xlink:title="label_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" xlink:label="NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" xlink:title="NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" />
    <link:label xlink:type="resource" xlink:label="label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" xml:lang="en-US" id="label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations">Net cash used in operating activities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" xlink:to="label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" xlink:title="label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" />
    <link:label xlink:type="resource" xlink:label="label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_1" xml:lang="en-US" id="label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_1">Net Cash Provided by (Used in) Operating Activities, Continuing Operations</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" xlink:to="label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_1" xlink:title="label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract" xlink:label="NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract" xlink:title="NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract" />
    <link:label xlink:type="resource" xlink:label="label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract" xml:lang="en-US" id="label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract">Cash flows from operating activities:</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract" xlink:to="label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract" xlink:title="label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract" />
    <link:label xlink:type="resource" xlink:label="label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract_1" xml:lang="en-US" id="label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract_1">Net Cash Provided by (Used in) Operating Activities, Continuing Operations [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract" xlink:to="label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract_1" xlink:title="label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="NetIncomeLoss" xlink:title="NetIncomeLoss" />
    <link:label xlink:type="resource" xlink:label="label_NetIncomeLoss" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_NetIncomeLoss" xml:lang="en-US" id="label_NetIncomeLoss">Net loss</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetIncomeLoss" xlink:to="label_NetIncomeLoss" xlink:title="label_NetIncomeLoss" />
    <link:label xlink:type="resource" xlink:label="label_NetIncomeLoss_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NetIncomeLoss_1" xml:lang="en-US" id="label_NetIncomeLoss_1">Net loss</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetIncomeLoss" xlink:to="label_NetIncomeLoss_1" xlink:title="label_NetIncomeLoss_1" />
    <link:label xlink:type="resource" xlink:label="label_NetIncomeLoss_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NetIncomeLoss_2" xml:lang="en-US" id="label_NetIncomeLoss_2">Net Income (Loss) Attributable to Parent</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetIncomeLoss" xlink:to="label_NetIncomeLoss_2" xlink:title="label_NetIncomeLoss_2" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NoncashOrPartNoncashAcquisitionNoncashFinancialOrEquityInstrumentConsiderationSharesIssued1" xlink:label="NoncashOrPartNoncashAcquisitionNoncashFinancialOrEquityInstrumentConsiderationSharesIssued1" xlink:title="NoncashOrPartNoncashAcquisitionNoncashFinancialOrEquityInstrumentConsiderationSharesIssued1" />
    <link:label xlink:type="resource" xlink:label="label_NoncashOrPartNoncashAcquisitionNoncashFinancialOrEquityInstrumentConsiderationSharesIssued1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NoncashOrPartNoncashAcquisitionNoncashFinancialOrEquityInstrumentConsiderationSharesIssued1" xml:lang="en-US" id="label_NoncashOrPartNoncashAcquisitionNoncashFinancialOrEquityInstrumentConsiderationSharesIssued1">Shares issued</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NoncashOrPartNoncashAcquisitionNoncashFinancialOrEquityInstrumentConsiderationSharesIssued1" xlink:to="label_NoncashOrPartNoncashAcquisitionNoncashFinancialOrEquityInstrumentConsiderationSharesIssued1" xlink:title="label_NoncashOrPartNoncashAcquisitionNoncashFinancialOrEquityInstrumentConsiderationSharesIssued1" />
    <link:label xlink:type="resource" xlink:label="label_NoncashOrPartNoncashAcquisitionNoncashFinancialOrEquityInstrumentConsiderationSharesIssued1_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NoncashOrPartNoncashAcquisitionNoncashFinancialOrEquityInstrumentConsiderationSharesIssued1_1" xml:lang="en-US" id="label_NoncashOrPartNoncashAcquisitionNoncashFinancialOrEquityInstrumentConsiderationSharesIssued1_1">Noncash or Part Noncash Acquisition, Noncash Financial or Equity Instrument Consideration, Shares Issued</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NoncashOrPartNoncashAcquisitionNoncashFinancialOrEquityInstrumentConsiderationSharesIssued1" xlink:to="label_NoncashOrPartNoncashAcquisitionNoncashFinancialOrEquityInstrumentConsiderationSharesIssued1_1" xlink:title="label_NoncashOrPartNoncashAcquisitionNoncashFinancialOrEquityInstrumentConsiderationSharesIssued1_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NoncashOrPartNoncashAcquisitionNoncashFinancialOrEquityInstrumentConsiderationWarrantsIssued1" xlink:label="NoncashOrPartNoncashAcquisitionNoncashFinancialOrEquityInstrumentConsiderationWarrantsIssued1" xlink:title="NoncashOrPartNoncashAcquisitionNoncashFinancialOrEquityInstrumentConsiderationWarrantsIssued1" />
    <link:label xlink:type="resource" xlink:label="label_NoncashOrPartNoncashAcquisitionNoncashFinancialOrEquityInstrumentConsiderationWarrantsIssued1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NoncashOrPartNoncashAcquisitionNoncashFinancialOrEquityInstrumentConsiderationWarrantsIssued1" xml:lang="en-US" id="label_NoncashOrPartNoncashAcquisitionNoncashFinancialOrEquityInstrumentConsiderationWarrantsIssued1">Number of warrants issued</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NoncashOrPartNoncashAcquisitionNoncashFinancialOrEquityInstrumentConsiderationWarrantsIssued1" xlink:to="label_NoncashOrPartNoncashAcquisitionNoncashFinancialOrEquityInstrumentConsiderationWarrantsIssued1" xlink:title="label_NoncashOrPartNoncashAcquisitionNoncashFinancialOrEquityInstrumentConsiderationWarrantsIssued1" />
    <link:label xlink:type="resource" xlink:label="label_NoncashOrPartNoncashAcquisitionNoncashFinancialOrEquityInstrumentConsiderationWarrantsIssued1_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NoncashOrPartNoncashAcquisitionNoncashFinancialOrEquityInstrumentConsiderationWarrantsIssued1_1" xml:lang="en-US" id="label_NoncashOrPartNoncashAcquisitionNoncashFinancialOrEquityInstrumentConsiderationWarrantsIssued1_1">Noncash or Part Noncash Acquisition, Noncash Financial or Equity Instrument Consideration, Warrants Issued</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NoncashOrPartNoncashAcquisitionNoncashFinancialOrEquityInstrumentConsiderationWarrantsIssued1" xlink:to="label_NoncashOrPartNoncashAcquisitionNoncashFinancialOrEquityInstrumentConsiderationWarrantsIssued1_1" xlink:title="label_NoncashOrPartNoncashAcquisitionNoncashFinancialOrEquityInstrumentConsiderationWarrantsIssued1_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NoncashOrPartNoncashDivestitureNameDomain" xlink:label="NoncashOrPartNoncashDivestitureNameDomain" xlink:title="NoncashOrPartNoncashDivestitureNameDomain" />
    <link:label xlink:type="resource" xlink:label="label_NoncashOrPartNoncashDivestitureNameDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NoncashOrPartNoncashDivestitureNameDomain" xml:lang="en-US" id="label_NoncashOrPartNoncashDivestitureNameDomain">Noncash or Part Noncash Divestiture, Name [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NoncashOrPartNoncashDivestitureNameDomain" xlink:to="label_NoncashOrPartNoncashDivestitureNameDomain" xlink:title="label_NoncashOrPartNoncashDivestitureNameDomain" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NoncashOrPartNoncashDivestituresByUniqueNameAxis" xlink:label="NoncashOrPartNoncashDivestituresByUniqueNameAxis" xlink:title="NoncashOrPartNoncashDivestituresByUniqueNameAxis" />
    <link:label xlink:type="resource" xlink:label="label_NoncashOrPartNoncashDivestituresByUniqueNameAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NoncashOrPartNoncashDivestituresByUniqueNameAxis" xml:lang="en-US" id="label_NoncashOrPartNoncashDivestituresByUniqueNameAxis">Unique Name [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NoncashOrPartNoncashDivestituresByUniqueNameAxis" xlink:to="label_NoncashOrPartNoncashDivestituresByUniqueNameAxis" xlink:title="label_NoncashOrPartNoncashDivestituresByUniqueNameAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NoncashOrPartNoncashDivestituresLineItems" xlink:label="NoncashOrPartNoncashDivestituresLineItems" xlink:title="NoncashOrPartNoncashDivestituresLineItems" />
    <link:label xlink:type="resource" xlink:label="label_NoncashOrPartNoncashDivestituresLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NoncashOrPartNoncashDivestituresLineItems" xml:lang="en-US" id="label_NoncashOrPartNoncashDivestituresLineItems">SUBSEQUENT EVENT</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NoncashOrPartNoncashDivestituresLineItems" xlink:to="label_NoncashOrPartNoncashDivestituresLineItems" xlink:title="label_NoncashOrPartNoncashDivestituresLineItems" />
    <link:label xlink:type="resource" xlink:label="label_NoncashOrPartNoncashDivestituresLineItems_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NoncashOrPartNoncashDivestituresLineItems_1" xml:lang="en-US" id="label_NoncashOrPartNoncashDivestituresLineItems_1">Noncash or Part Noncash Divestitures [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NoncashOrPartNoncashDivestituresLineItems" xlink:to="label_NoncashOrPartNoncashDivestituresLineItems_1" xlink:title="label_NoncashOrPartNoncashDivestituresLineItems_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NoncashOrPartNoncashDivestituresTable" xlink:label="NoncashOrPartNoncashDivestituresTable" xlink:title="NoncashOrPartNoncashDivestituresTable" />
    <link:label xlink:type="resource" xlink:label="label_NoncashOrPartNoncashDivestituresTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NoncashOrPartNoncashDivestituresTable" xml:lang="en-US" id="label_NoncashOrPartNoncashDivestituresTable">Noncash or Part Noncash Divestitures [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NoncashOrPartNoncashDivestituresTable" xlink:to="label_NoncashOrPartNoncashDivestituresTable" xlink:title="label_NoncashOrPartNoncashDivestituresTable" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NontradeReceivablesCurrent" xlink:label="NontradeReceivablesCurrent" xlink:title="NontradeReceivablesCurrent" />
    <link:label xlink:type="resource" xlink:label="label_NontradeReceivablesCurrent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NontradeReceivablesCurrent" xml:lang="en-US" id="label_NontradeReceivablesCurrent">Interest and other receivables</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NontradeReceivablesCurrent" xlink:to="label_NontradeReceivablesCurrent" xlink:title="label_NontradeReceivablesCurrent" />
    <link:label xlink:type="resource" xlink:label="label_NontradeReceivablesCurrent_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NontradeReceivablesCurrent_1" xml:lang="en-US" id="label_NontradeReceivablesCurrent_1">Nontrade Receivables, Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NontradeReceivablesCurrent" xlink:to="label_NontradeReceivablesCurrent_1" xlink:title="label_NontradeReceivablesCurrent_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NumberOfOperatingSegments" xlink:label="NumberOfOperatingSegments" xlink:title="NumberOfOperatingSegments" />
    <link:label xlink:type="resource" xlink:label="label_NumberOfOperatingSegments" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NumberOfOperatingSegments" xml:lang="en-US" id="label_NumberOfOperatingSegments">Number of operating segments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfOperatingSegments" xlink:to="label_NumberOfOperatingSegments" xlink:title="label_NumberOfOperatingSegments" />
    <link:label xlink:type="resource" xlink:label="label_NumberOfOperatingSegments_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NumberOfOperatingSegments_1" xml:lang="en-US" id="label_NumberOfOperatingSegments_1">Number of Operating Segments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfOperatingSegments" xlink:to="label_NumberOfOperatingSegments_1" xlink:title="label_NumberOfOperatingSegments_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OneTimeTerminationBenefitsMember" xlink:label="OneTimeTerminationBenefitsMember" xlink:title="OneTimeTerminationBenefitsMember" />
    <link:label xlink:type="resource" xlink:label="label_OneTimeTerminationBenefitsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_OneTimeTerminationBenefitsMember" xml:lang="en-US" id="label_OneTimeTerminationBenefitsMember">One-time termination benefits</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OneTimeTerminationBenefitsMember" xlink:to="label_OneTimeTerminationBenefitsMember" xlink:title="label_OneTimeTerminationBenefitsMember" />
    <link:label xlink:type="resource" xlink:label="label_OneTimeTerminationBenefitsMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OneTimeTerminationBenefitsMember_1" xml:lang="en-US" id="label_OneTimeTerminationBenefitsMember_1">One-time Termination Benefits [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OneTimeTerminationBenefitsMember" xlink:to="label_OneTimeTerminationBenefitsMember_1" xlink:title="label_OneTimeTerminationBenefitsMember_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OperatingExpenses" xlink:label="OperatingExpenses" xlink:title="OperatingExpenses" />
    <link:label xlink:type="resource" xlink:label="label_OperatingExpenses" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_OperatingExpenses" xml:lang="en-US" id="label_OperatingExpenses">Total operating expenses</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingExpenses" xlink:to="label_OperatingExpenses" xlink:title="label_OperatingExpenses" />
    <link:label xlink:type="resource" xlink:label="label_OperatingExpenses_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OperatingExpenses_1" xml:lang="en-US" id="label_OperatingExpenses_1">Operating Expenses</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingExpenses" xlink:to="label_OperatingExpenses_1" xlink:title="label_OperatingExpenses_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OperatingExpensesAbstract" xlink:label="OperatingExpensesAbstract" xlink:title="OperatingExpensesAbstract" />
    <link:label xlink:type="resource" xlink:label="label_OperatingExpensesAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_OperatingExpensesAbstract" xml:lang="en-US" id="label_OperatingExpensesAbstract">Operating expenses:</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingExpensesAbstract" xlink:to="label_OperatingExpensesAbstract" xlink:title="label_OperatingExpensesAbstract" />
    <link:label xlink:type="resource" xlink:label="label_OperatingExpensesAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OperatingExpensesAbstract_1" xml:lang="en-US" id="label_OperatingExpensesAbstract_1">Operating Expenses [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingExpensesAbstract" xlink:to="label_OperatingExpensesAbstract_1" xlink:title="label_OperatingExpensesAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="OperatingIncomeLoss" xlink:title="OperatingIncomeLoss" />
    <link:label xlink:type="resource" xlink:label="label_OperatingIncomeLoss" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_OperatingIncomeLoss" xml:lang="en-US" id="label_OperatingIncomeLoss">Loss from operations</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingIncomeLoss" xlink:to="label_OperatingIncomeLoss" xlink:title="label_OperatingIncomeLoss" />
    <link:label xlink:type="resource" xlink:label="label_OperatingIncomeLoss_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OperatingIncomeLoss_1" xml:lang="en-US" id="label_OperatingIncomeLoss_1">Operating Income (Loss)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingIncomeLoss" xlink:to="label_OperatingIncomeLoss_1" xlink:title="label_OperatingIncomeLoss_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDue" xlink:label="OperatingLeasesFutureMinimumPaymentsDue" xlink:title="OperatingLeasesFutureMinimumPaymentsDue" />
    <link:label xlink:type="resource" xlink:label="label_OperatingLeasesFutureMinimumPaymentsDue" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_OperatingLeasesFutureMinimumPaymentsDue" xml:lang="en-US" id="label_OperatingLeasesFutureMinimumPaymentsDue">Future minimum payments under non-cancelable operating leases</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingLeasesFutureMinimumPaymentsDue" xlink:to="label_OperatingLeasesFutureMinimumPaymentsDue" xlink:title="label_OperatingLeasesFutureMinimumPaymentsDue" />
    <link:label xlink:type="resource" xlink:label="label_OperatingLeasesFutureMinimumPaymentsDue_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OperatingLeasesFutureMinimumPaymentsDue_1" xml:lang="en-US" id="label_OperatingLeasesFutureMinimumPaymentsDue_1">Operating Leases, Future Minimum Payments Due</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingLeasesFutureMinimumPaymentsDue" xlink:to="label_OperatingLeasesFutureMinimumPaymentsDue_1" xlink:title="label_OperatingLeasesFutureMinimumPaymentsDue_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent" xlink:label="OperatingLeasesFutureMinimumPaymentsDueCurrent" xlink:title="OperatingLeasesFutureMinimumPaymentsDueCurrent" />
    <link:label xlink:type="resource" xlink:label="label_OperatingLeasesFutureMinimumPaymentsDueCurrent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_OperatingLeasesFutureMinimumPaymentsDueCurrent" xml:lang="en-US" id="label_OperatingLeasesFutureMinimumPaymentsDueCurrent">Future minimum payments under operating leases for the year ended December 31, 2013</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingLeasesFutureMinimumPaymentsDueCurrent" xlink:to="label_OperatingLeasesFutureMinimumPaymentsDueCurrent" xlink:title="label_OperatingLeasesFutureMinimumPaymentsDueCurrent" />
    <link:label xlink:type="resource" xlink:label="label_OperatingLeasesFutureMinimumPaymentsDueCurrent_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OperatingLeasesFutureMinimumPaymentsDueCurrent_1" xml:lang="en-US" id="label_OperatingLeasesFutureMinimumPaymentsDueCurrent_1">Operating Leases, Future Minimum Payments Due, Next Twelve Months</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingLeasesFutureMinimumPaymentsDueCurrent" xlink:to="label_OperatingLeasesFutureMinimumPaymentsDueCurrent_1" xlink:title="label_OperatingLeasesFutureMinimumPaymentsDueCurrent_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears" xlink:label="OperatingLeasesFutureMinimumPaymentsDueInTwoYears" xlink:title="OperatingLeasesFutureMinimumPaymentsDueInTwoYears" />
    <link:label xlink:type="resource" xlink:label="label_OperatingLeasesFutureMinimumPaymentsDueInTwoYears" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_OperatingLeasesFutureMinimumPaymentsDueInTwoYears" xml:lang="en-US" id="label_OperatingLeasesFutureMinimumPaymentsDueInTwoYears">Future minimum payments under operating leases for the year ended December 31, 2014</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingLeasesFutureMinimumPaymentsDueInTwoYears" xlink:to="label_OperatingLeasesFutureMinimumPaymentsDueInTwoYears" xlink:title="label_OperatingLeasesFutureMinimumPaymentsDueInTwoYears" />
    <link:label xlink:type="resource" xlink:label="label_OperatingLeasesFutureMinimumPaymentsDueInTwoYears_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OperatingLeasesFutureMinimumPaymentsDueInTwoYears_1" xml:lang="en-US" id="label_OperatingLeasesFutureMinimumPaymentsDueInTwoYears_1">Operating Leases, Future Minimum Payments, Due in Two Years</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingLeasesFutureMinimumPaymentsDueInTwoYears" xlink:to="label_OperatingLeasesFutureMinimumPaymentsDueInTwoYears_1" xlink:title="label_OperatingLeasesFutureMinimumPaymentsDueInTwoYears_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OperatingLeasesRentExpenseNet" xlink:label="OperatingLeasesRentExpenseNet" xlink:title="OperatingLeasesRentExpenseNet" />
    <link:label xlink:type="resource" xlink:label="label_OperatingLeasesRentExpenseNet" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_OperatingLeasesRentExpenseNet" xml:lang="en-US" id="label_OperatingLeasesRentExpenseNet">Rent expense under operating leases</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingLeasesRentExpenseNet" xlink:to="label_OperatingLeasesRentExpenseNet" xlink:title="label_OperatingLeasesRentExpenseNet" />
    <link:label xlink:type="resource" xlink:label="label_OperatingLeasesRentExpenseNet_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OperatingLeasesRentExpenseNet_1" xml:lang="en-US" id="label_OperatingLeasesRentExpenseNet_1">Operating Leases, Rent Expense, Net</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingLeasesRentExpenseNet" xlink:to="label_OperatingLeasesRentExpenseNet_1" xlink:title="label_OperatingLeasesRentExpenseNet_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OperatingLossCarryforwards" xlink:label="OperatingLossCarryforwards" xlink:title="OperatingLossCarryforwards" />
    <link:label xlink:type="resource" xlink:label="label_OperatingLossCarryforwards" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_OperatingLossCarryforwards" xml:lang="en-US" id="label_OperatingLossCarryforwards">Net operating loss carryforwards</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingLossCarryforwards" xlink:to="label_OperatingLossCarryforwards" xlink:title="label_OperatingLossCarryforwards" />
    <link:label xlink:type="resource" xlink:label="label_OperatingLossCarryforwards_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OperatingLossCarryforwards_1" xml:lang="en-US" id="label_OperatingLossCarryforwards_1">Operating Loss Carryforwards</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingLossCarryforwards" xlink:to="label_OperatingLossCarryforwards_1" xlink:title="label_OperatingLossCarryforwards_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OperatingLossCarryforwardsLineItems" xlink:label="OperatingLossCarryforwardsLineItems" xlink:title="OperatingLossCarryforwardsLineItems" />
    <link:label xlink:type="resource" xlink:label="label_OperatingLossCarryforwardsLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_OperatingLossCarryforwardsLineItems" xml:lang="en-US" id="label_OperatingLossCarryforwardsLineItems">Operating loss carryforwards</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingLossCarryforwardsLineItems" xlink:to="label_OperatingLossCarryforwardsLineItems" xlink:title="label_OperatingLossCarryforwardsLineItems" />
    <link:label xlink:type="resource" xlink:label="label_OperatingLossCarryforwardsLineItems_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OperatingLossCarryforwardsLineItems_1" xml:lang="en-US" id="label_OperatingLossCarryforwardsLineItems_1">Operating Loss Carryforwards [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingLossCarryforwardsLineItems" xlink:to="label_OperatingLossCarryforwardsLineItems_1" xlink:title="label_OperatingLossCarryforwardsLineItems_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OperatingLossCarryforwardsTable" xlink:label="OperatingLossCarryforwardsTable" xlink:title="OperatingLossCarryforwardsTable" />
    <link:label xlink:type="resource" xlink:label="label_OperatingLossCarryforwardsTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OperatingLossCarryforwardsTable" xml:lang="en-US" id="label_OperatingLossCarryforwardsTable">Operating Loss Carryforwards [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingLossCarryforwardsTable" xlink:to="label_OperatingLossCarryforwardsTable" xlink:title="label_OperatingLossCarryforwardsTable" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:label="OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:title="OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" />
    <link:label xlink:type="resource" xlink:label="label_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xml:lang="en-US" id="label_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract">SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:to="label_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:title="label_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureAndSignificantAccountingPoliciesTextBlock" xlink:label="OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureAndSignificantAccountingPoliciesTextBlock" xlink:title="OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureAndSignificantAccountingPoliciesTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureAndSignificantAccountingPoliciesTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureAndSignificantAccountingPoliciesTextBlock" xml:lang="en-US" id="label_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureAndSignificantAccountingPoliciesTextBlock">SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureAndSignificantAccountingPoliciesTextBlock" xlink:to="label_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureAndSignificantAccountingPoliciesTextBlock" xlink:title="label_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureAndSignificantAccountingPoliciesTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureAndSignificantAccountingPoliciesTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureAndSignificantAccountingPoliciesTextBlock_1" xml:lang="en-US" id="label_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureAndSignificantAccountingPoliciesTextBlock_1">Organization, Consolidation and Presentation of Financial Statements Disclosure and Significant Accounting Policies [Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureAndSignificantAccountingPoliciesTextBlock" xlink:to="label_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureAndSignificantAccountingPoliciesTextBlock_1" xlink:title="label_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureAndSignificantAccountingPoliciesTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherAccruedLiabilitiesCurrent" xlink:label="OtherAccruedLiabilitiesCurrent" xlink:title="OtherAccruedLiabilitiesCurrent" />
    <link:label xlink:type="resource" xlink:label="label_OtherAccruedLiabilitiesCurrent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_OtherAccruedLiabilitiesCurrent" xml:lang="en-US" id="label_OtherAccruedLiabilitiesCurrent">Other</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherAccruedLiabilitiesCurrent" xlink:to="label_OtherAccruedLiabilitiesCurrent" xlink:title="label_OtherAccruedLiabilitiesCurrent" />
    <link:label xlink:type="resource" xlink:label="label_OtherAccruedLiabilitiesCurrent_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OtherAccruedLiabilitiesCurrent_1" xml:lang="en-US" id="label_OtherAccruedLiabilitiesCurrent_1">Other Accrued Liabilities, Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherAccruedLiabilitiesCurrent" xlink:to="label_OtherAccruedLiabilitiesCurrent_1" xlink:title="label_OtherAccruedLiabilitiesCurrent_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax" xlink:label="OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax" xlink:title="OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax" />
    <link:label xlink:type="resource" xlink:label="label_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax" xml:lang="en-US" id="label_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax">Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss) Arising During Period, Net of Tax</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax" xlink:to="label_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax" xlink:title="label_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax" />
    <link:label xlink:type="resource" xlink:label="label_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax_1" xml:lang="en-US" id="label_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax_1">Foreign currency translation adjustments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax" xlink:to="label_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax_1" xlink:title="label_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax" xlink:label="OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax" xlink:title="OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax" />
    <link:label xlink:type="resource" xlink:label="label_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax" xml:lang="en-US" id="label_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax">Reclassification of foreign currency translation adjustments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax" xlink:to="label_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax" xlink:title="label_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax" />
    <link:label xlink:type="resource" xlink:label="label_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax_1" xml:lang="en-US" id="label_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax_1">Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment from AOCI, Realized upon Sale or Liquidation, Net of Tax</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax" xlink:to="label_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax_1" xlink:title="label_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent" xlink:label="OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent" xlink:title="OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent" />
    <link:label xlink:type="resource" xlink:label="label_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent" xml:lang="en-US" id="label_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent">Other comprehensive income (loss)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent" xlink:to="label_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent" xlink:title="label_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent" />
    <link:label xlink:type="resource" xlink:label="label_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_1" xml:lang="en-US" id="label_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_1">Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent" xlink:to="label_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_1" xlink:title="label_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract" xlink:label="OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract" xlink:title="OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract" />
    <link:label xlink:type="resource" xlink:label="label_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract" xml:lang="en-US" id="label_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract">Other comprehensive income (loss):</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract" xlink:to="label_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract" xlink:title="label_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract" />
    <link:label xlink:type="resource" xlink:label="label_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract_1" xml:lang="en-US" id="label_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract_1">Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract" xlink:to="label_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract_1" xlink:title="label_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax" xlink:label="OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax" xlink:title="OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax" />
    <link:label xlink:type="resource" xlink:label="label_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax" xml:lang="en-US" id="label_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax">Net unrealized gain (loss) on available-for-sale securities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax" xlink:to="label_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax" xlink:title="label_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax" />
    <link:label xlink:type="resource" xlink:label="label_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_1" xml:lang="en-US" id="label_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_1">Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Net of Tax</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax" xlink:to="label_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_1" xlink:title="label_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherIncome" xlink:label="OtherIncome" xlink:title="OtherIncome" />
    <link:label xlink:type="resource" xlink:label="label_OtherIncome" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_OtherIncome" xml:lang="en-US" id="label_OtherIncome">Non-refundable upfront payment recognized in other income</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherIncome" xlink:to="label_OtherIncome" xlink:title="label_OtherIncome" />
    <link:label xlink:type="resource" xlink:label="label_OtherIncome_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OtherIncome_1" xml:lang="en-US" id="label_OtherIncome_1">Other Income</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherIncome" xlink:to="label_OtherIncome_1" xlink:title="label_OtherIncome_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherNonoperatingExpense" xlink:label="OtherNonoperatingExpense" xlink:title="OtherNonoperatingExpense" />
    <link:label xlink:type="resource" xlink:label="label_OtherNonoperatingExpense" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_OtherNonoperatingExpense" xml:lang="en-US" id="label_OtherNonoperatingExpense">Interest and other expense</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherNonoperatingExpense" xlink:to="label_OtherNonoperatingExpense" xlink:title="label_OtherNonoperatingExpense" />
    <link:label xlink:type="resource" xlink:label="label_OtherNonoperatingExpense_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OtherNonoperatingExpense_1" xml:lang="en-US" id="label_OtherNonoperatingExpense_1">Other Nonoperating Expense</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherNonoperatingExpense" xlink:to="label_OtherNonoperatingExpense_1" xlink:title="label_OtherNonoperatingExpense_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherRestructuringCosts" xlink:label="OtherRestructuringCosts" xlink:title="OtherRestructuringCosts" />
    <link:label xlink:type="resource" xlink:label="label_OtherRestructuringCosts" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OtherRestructuringCosts" xml:lang="en-US" id="label_OtherRestructuringCosts">Other Restructuring Costs</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherRestructuringCosts" xlink:to="label_OtherRestructuringCosts" xlink:title="label_OtherRestructuringCosts" />
    <link:label xlink:type="resource" xlink:label="label_OtherRestructuringCosts_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_OtherRestructuringCosts_1" xml:lang="en-US" id="label_OtherRestructuringCosts_1">Facility-related charges</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherRestructuringCosts" xlink:to="label_OtherRestructuringCosts_1" xlink:title="label_OtherRestructuringCosts_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherSignificantNoncashTransactionNameDomain" xlink:label="OtherSignificantNoncashTransactionNameDomain" xlink:title="OtherSignificantNoncashTransactionNameDomain" />
    <link:label xlink:type="resource" xlink:label="label_OtherSignificantNoncashTransactionNameDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OtherSignificantNoncashTransactionNameDomain" xml:lang="en-US" id="label_OtherSignificantNoncashTransactionNameDomain">Other Significant Noncash Transaction, Name [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherSignificantNoncashTransactionNameDomain" xlink:to="label_OtherSignificantNoncashTransactionNameDomain" xlink:title="label_OtherSignificantNoncashTransactionNameDomain" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherSignificantNoncashTransactionsByUniqueDescriptionAxis" xlink:label="OtherSignificantNoncashTransactionsByUniqueDescriptionAxis" xlink:title="OtherSignificantNoncashTransactionsByUniqueDescriptionAxis" />
    <link:label xlink:type="resource" xlink:label="label_OtherSignificantNoncashTransactionsByUniqueDescriptionAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OtherSignificantNoncashTransactionsByUniqueDescriptionAxis" xml:lang="en-US" id="label_OtherSignificantNoncashTransactionsByUniqueDescriptionAxis">Other Significant Noncash Transaction [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherSignificantNoncashTransactionsByUniqueDescriptionAxis" xlink:to="label_OtherSignificantNoncashTransactionsByUniqueDescriptionAxis" xlink:title="label_OtherSignificantNoncashTransactionsByUniqueDescriptionAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecurities" xlink:label="OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecurities" xlink:title="OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecurities" />
    <link:label xlink:type="resource" xlink:label="label_OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecurities" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecurities" xml:lang="en-US" id="label_OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecurities">Other-than-temporary impairment charges recorded for available-for-sale securities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecurities" xlink:to="label_OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecurities" xlink:title="label_OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecurities" />
    <link:label xlink:type="resource" xlink:label="label_OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecurities_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecurities_1" xml:lang="en-US" id="label_OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecurities_1">Other than Temporary Impairment Losses, Investments, Available-for-sale Securities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecurities" xlink:to="label_OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecurities_1" xlink:title="label_OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecurities_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PayablesAndAccrualsAbstract" xlink:label="PayablesAndAccrualsAbstract" xlink:title="PayablesAndAccrualsAbstract" />
    <link:label xlink:type="resource" xlink:label="label_PayablesAndAccrualsAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PayablesAndAccrualsAbstract" xml:lang="en-US" id="label_PayablesAndAccrualsAbstract">ACCRUED LIABILITIES</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PayablesAndAccrualsAbstract" xlink:to="label_PayablesAndAccrualsAbstract" xlink:title="label_PayablesAndAccrualsAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PaymentsForRestructuring" xlink:label="PaymentsForRestructuring" xlink:title="PaymentsForRestructuring" />
    <link:label xlink:type="resource" xlink:label="label_PaymentsForRestructuring" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_PaymentsForRestructuring" xml:lang="en-US" id="label_PaymentsForRestructuring">Cash payments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsForRestructuring" xlink:to="label_PaymentsForRestructuring" xlink:title="label_PaymentsForRestructuring" />
    <link:label xlink:type="resource" xlink:label="label_PaymentsForRestructuring_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PaymentsForRestructuring_1" xml:lang="en-US" id="label_PaymentsForRestructuring_1">Payments for Restructuring</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsForRestructuring" xlink:to="label_PaymentsForRestructuring_1" xlink:title="label_PaymentsForRestructuring_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PaymentsOfDividendsCommonStock" xlink:label="PaymentsOfDividendsCommonStock" xlink:title="PaymentsOfDividendsCommonStock" />
    <link:label xlink:type="resource" xlink:label="label_PaymentsOfDividendsCommonStock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PaymentsOfDividendsCommonStock" xml:lang="en-US" id="label_PaymentsOfDividendsCommonStock">Dividends paid to date</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsOfDividendsCommonStock" xlink:to="label_PaymentsOfDividendsCommonStock" xlink:title="label_PaymentsOfDividendsCommonStock" />
    <link:label xlink:type="resource" xlink:label="label_PaymentsOfDividendsCommonStock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PaymentsOfDividendsCommonStock_1" xml:lang="en-US" id="label_PaymentsOfDividendsCommonStock_1">Payments of Ordinary Dividends, Common Stock</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsOfDividendsCommonStock" xlink:to="label_PaymentsOfDividendsCommonStock_1" xlink:title="label_PaymentsOfDividendsCommonStock_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PaymentsToAcquireAvailableForSaleSecurities" xlink:label="PaymentsToAcquireAvailableForSaleSecurities" xlink:title="PaymentsToAcquireAvailableForSaleSecurities" />
    <link:label xlink:type="resource" xlink:label="label_PaymentsToAcquireAvailableForSaleSecurities" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_PaymentsToAcquireAvailableForSaleSecurities" xml:lang="en-US" id="label_PaymentsToAcquireAvailableForSaleSecurities">Purchases of marketable securities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsToAcquireAvailableForSaleSecurities" xlink:to="label_PaymentsToAcquireAvailableForSaleSecurities" xlink:title="label_PaymentsToAcquireAvailableForSaleSecurities" />
    <link:label xlink:type="resource" xlink:label="label_PaymentsToAcquireAvailableForSaleSecurities_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PaymentsToAcquireAvailableForSaleSecurities_1" xml:lang="en-US" id="label_PaymentsToAcquireAvailableForSaleSecurities_1">Payments to Acquire Available-for-sale Securities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsToAcquireAvailableForSaleSecurities" xlink:to="label_PaymentsToAcquireAvailableForSaleSecurities_1" xlink:title="label_PaymentsToAcquireAvailableForSaleSecurities_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PaymentsToAcquireEquityMethodInvestments" xlink:label="PaymentsToAcquireEquityMethodInvestments" xlink:title="PaymentsToAcquireEquityMethodInvestments" />
    <link:label xlink:type="resource" xlink:label="label_PaymentsToAcquireEquityMethodInvestments" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PaymentsToAcquireEquityMethodInvestments" xml:lang="en-US" id="label_PaymentsToAcquireEquityMethodInvestments">Payment to purchase equity interest in ViaGen</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsToAcquireEquityMethodInvestments" xlink:to="label_PaymentsToAcquireEquityMethodInvestments" xlink:title="label_PaymentsToAcquireEquityMethodInvestments" />
    <link:label xlink:type="resource" xlink:label="label_PaymentsToAcquireEquityMethodInvestments_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PaymentsToAcquireEquityMethodInvestments_1" xml:lang="en-US" id="label_PaymentsToAcquireEquityMethodInvestments_1">Payments to Acquire Equity Method Investments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsToAcquireEquityMethodInvestments" xlink:to="label_PaymentsToAcquireEquityMethodInvestments_1" xlink:title="label_PaymentsToAcquireEquityMethodInvestments_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PaymentsToAcquireInterestInSubsidiariesAndAffiliates" xlink:label="PaymentsToAcquireInterestInSubsidiariesAndAffiliates" xlink:title="PaymentsToAcquireInterestInSubsidiariesAndAffiliates" />
    <link:label xlink:type="resource" xlink:label="label_PaymentsToAcquireInterestInSubsidiariesAndAffiliates" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_PaymentsToAcquireInterestInSubsidiariesAndAffiliates" xml:lang="en-US" id="label_PaymentsToAcquireInterestInSubsidiariesAndAffiliates">Investment in licensee, net</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsToAcquireInterestInSubsidiariesAndAffiliates" xlink:to="label_PaymentsToAcquireInterestInSubsidiariesAndAffiliates" xlink:title="label_PaymentsToAcquireInterestInSubsidiariesAndAffiliates" />
    <link:label xlink:type="resource" xlink:label="label_PaymentsToAcquireInterestInSubsidiariesAndAffiliates_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PaymentsToAcquireInterestInSubsidiariesAndAffiliates_1" xml:lang="en-US" id="label_PaymentsToAcquireInterestInSubsidiariesAndAffiliates_1">Payments to Acquire Interest in Subsidiaries and Affiliates</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsToAcquireInterestInSubsidiariesAndAffiliates" xlink:to="label_PaymentsToAcquireInterestInSubsidiariesAndAffiliates_1" xlink:title="label_PaymentsToAcquireInterestInSubsidiariesAndAffiliates_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment" xlink:label="PaymentsToAcquirePropertyPlantAndEquipment" xlink:title="PaymentsToAcquirePropertyPlantAndEquipment" />
    <link:label xlink:type="resource" xlink:label="label_PaymentsToAcquirePropertyPlantAndEquipment" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_PaymentsToAcquirePropertyPlantAndEquipment" xml:lang="en-US" id="label_PaymentsToAcquirePropertyPlantAndEquipment">Purchases of property and equipment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsToAcquirePropertyPlantAndEquipment" xlink:to="label_PaymentsToAcquirePropertyPlantAndEquipment" xlink:title="label_PaymentsToAcquirePropertyPlantAndEquipment" />
    <link:label xlink:type="resource" xlink:label="label_PaymentsToAcquirePropertyPlantAndEquipment_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PaymentsToAcquirePropertyPlantAndEquipment_1" xml:lang="en-US" id="label_PaymentsToAcquirePropertyPlantAndEquipment_1">Payments to Acquire Property, Plant, and Equipment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsToAcquirePropertyPlantAndEquipment" xlink:to="label_PaymentsToAcquirePropertyPlantAndEquipment_1" xlink:title="label_PaymentsToAcquirePropertyPlantAndEquipment_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PaymentsToFundLongtermLoansToRelatedParties" xlink:label="PaymentsToFundLongtermLoansToRelatedParties" xlink:title="PaymentsToFundLongtermLoansToRelatedParties" />
    <link:label xlink:type="resource" xlink:label="label_PaymentsToFundLongtermLoansToRelatedParties" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_PaymentsToFundLongtermLoansToRelatedParties" xml:lang="en-US" id="label_PaymentsToFundLongtermLoansToRelatedParties">Loan to related party</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsToFundLongtermLoansToRelatedParties" xlink:to="label_PaymentsToFundLongtermLoansToRelatedParties" xlink:title="label_PaymentsToFundLongtermLoansToRelatedParties" />
    <link:label xlink:type="resource" xlink:label="label_PaymentsToFundLongtermLoansToRelatedParties_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PaymentsToFundLongtermLoansToRelatedParties_1" xml:lang="en-US" id="label_PaymentsToFundLongtermLoansToRelatedParties_1">Payments to Fund Long-term Loans to Related Parties</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsToFundLongtermLoansToRelatedParties" xlink:to="label_PaymentsToFundLongtermLoansToRelatedParties_1" xlink:title="label_PaymentsToFundLongtermLoansToRelatedParties_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PaymentsToMinorityShareholders" xlink:label="PaymentsToMinorityShareholders" xlink:title="PaymentsToMinorityShareholders" />
    <link:label xlink:type="resource" xlink:label="label_PaymentsToMinorityShareholders" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_PaymentsToMinorityShareholders" xml:lang="en-US" id="label_PaymentsToMinorityShareholders">Distribution to TA Therapeutics, Ltd. shareholder</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsToMinorityShareholders" xlink:to="label_PaymentsToMinorityShareholders" xlink:title="label_PaymentsToMinorityShareholders" />
    <link:label xlink:type="resource" xlink:label="label_PaymentsToMinorityShareholders_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PaymentsToMinorityShareholders_1" xml:lang="en-US" id="label_PaymentsToMinorityShareholders_1">Payments to Noncontrolling Interests</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsToMinorityShareholders" xlink:to="label_PaymentsToMinorityShareholders_1" xlink:title="label_PaymentsToMinorityShareholders_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PlanNameAxis" xlink:label="PlanNameAxis" xlink:title="PlanNameAxis" />
    <link:label xlink:type="resource" xlink:label="label_PlanNameAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PlanNameAxis" xml:lang="en-US" id="label_PlanNameAxis">Plan Name [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PlanNameAxis" xlink:to="label_PlanNameAxis" xlink:title="label_PlanNameAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PlanNameDomain" xlink:label="PlanNameDomain" xlink:title="PlanNameDomain" />
    <link:label xlink:type="resource" xlink:label="label_PlanNameDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PlanNameDomain" xml:lang="en-US" id="label_PlanNameDomain">Plan Name [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PlanNameDomain" xlink:to="label_PlanNameDomain" xlink:title="label_PlanNameDomain" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PreferredStockParOrStatedValuePerShare" xlink:label="PreferredStockParOrStatedValuePerShare" xlink:title="PreferredStockParOrStatedValuePerShare" />
    <link:label xlink:type="resource" xlink:label="label_PreferredStockParOrStatedValuePerShare" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PreferredStockParOrStatedValuePerShare" xml:lang="en-US" id="label_PreferredStockParOrStatedValuePerShare">Preferred stock, par value (in dollars per share)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockParOrStatedValuePerShare" xlink:to="label_PreferredStockParOrStatedValuePerShare" xlink:title="label_PreferredStockParOrStatedValuePerShare" />
    <link:label xlink:type="resource" xlink:label="label_PreferredStockParOrStatedValuePerShare_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PreferredStockParOrStatedValuePerShare_1" xml:lang="en-US" id="label_PreferredStockParOrStatedValuePerShare_1">Preferred Stock, Par or Stated Value Per Share</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockParOrStatedValuePerShare" xlink:to="label_PreferredStockParOrStatedValuePerShare_1" xlink:title="label_PreferredStockParOrStatedValuePerShare_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PreferredStockSharesAuthorized" xlink:label="PreferredStockSharesAuthorized" xlink:title="PreferredStockSharesAuthorized" />
    <link:label xlink:type="resource" xlink:label="label_PreferredStockSharesAuthorized" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PreferredStockSharesAuthorized" xml:lang="en-US" id="label_PreferredStockSharesAuthorized">Preferred stock, shares authorized</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockSharesAuthorized" xlink:to="label_PreferredStockSharesAuthorized" xlink:title="label_PreferredStockSharesAuthorized" />
    <link:label xlink:type="resource" xlink:label="label_PreferredStockSharesAuthorized_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PreferredStockSharesAuthorized_1" xml:lang="en-US" id="label_PreferredStockSharesAuthorized_1">Preferred Stock, Shares Authorized</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockSharesAuthorized" xlink:to="label_PreferredStockSharesAuthorized_1" xlink:title="label_PreferredStockSharesAuthorized_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PreferredStockSharesIssued" xlink:label="PreferredStockSharesIssued" xlink:title="PreferredStockSharesIssued" />
    <link:label xlink:type="resource" xlink:label="label_PreferredStockSharesIssued" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PreferredStockSharesIssued" xml:lang="en-US" id="label_PreferredStockSharesIssued">Preferred stock, shares issued</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockSharesIssued" xlink:to="label_PreferredStockSharesIssued" xlink:title="label_PreferredStockSharesIssued" />
    <link:label xlink:type="resource" xlink:label="label_PreferredStockSharesIssued_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PreferredStockSharesIssued_1" xml:lang="en-US" id="label_PreferredStockSharesIssued_1">Preferred Stock, Shares Issued</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockSharesIssued" xlink:to="label_PreferredStockSharesIssued_1" xlink:title="label_PreferredStockSharesIssued_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PreferredStockSharesOutstanding" xlink:label="PreferredStockSharesOutstanding" xlink:title="PreferredStockSharesOutstanding" />
    <link:label xlink:type="resource" xlink:label="label_PreferredStockSharesOutstanding" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PreferredStockSharesOutstanding" xml:lang="en-US" id="label_PreferredStockSharesOutstanding">Preferred stock, shares outstanding</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockSharesOutstanding" xlink:to="label_PreferredStockSharesOutstanding" xlink:title="label_PreferredStockSharesOutstanding" />
    <link:label xlink:type="resource" xlink:label="label_PreferredStockSharesOutstanding_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PreferredStockSharesOutstanding_1" xml:lang="en-US" id="label_PreferredStockSharesOutstanding_1">Preferred Stock, Shares Outstanding</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockSharesOutstanding" xlink:to="label_PreferredStockSharesOutstanding_1" xlink:title="label_PreferredStockSharesOutstanding_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PreferredStockValue" xlink:label="PreferredStockValue" xlink:title="PreferredStockValue" />
    <link:label xlink:type="resource" xlink:label="label_PreferredStockValue" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_PreferredStockValue" xml:lang="en-US" id="label_PreferredStockValue">Preferred stock, $0.001 par value; 3,000,000 shares authorized; no shares issued and outstanding at December 31, 2012 and 2011</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockValue" xlink:to="label_PreferredStockValue" xlink:title="label_PreferredStockValue" />
    <link:label xlink:type="resource" xlink:label="label_PreferredStockValue_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PreferredStockValue_1" xml:lang="en-US" id="label_PreferredStockValue_1">Preferred Stock, Value, Issued</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockValue" xlink:to="label_PreferredStockValue_1" xlink:title="label_PreferredStockValue_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PrepaidExpenseCurrent" xlink:label="PrepaidExpenseCurrent" xlink:title="PrepaidExpenseCurrent" />
    <link:label xlink:type="resource" xlink:label="label_PrepaidExpenseCurrent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PrepaidExpenseCurrent" xml:lang="en-US" id="label_PrepaidExpenseCurrent">Prepaid assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PrepaidExpenseCurrent" xlink:to="label_PrepaidExpenseCurrent" xlink:title="label_PrepaidExpenseCurrent" />
    <link:label xlink:type="resource" xlink:label="label_PrepaidExpenseCurrent_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PrepaidExpenseCurrent_1" xml:lang="en-US" id="label_PrepaidExpenseCurrent_1">Prepaid Expense, Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PrepaidExpenseCurrent" xlink:to="label_PrepaidExpenseCurrent_1" xlink:title="label_PrepaidExpenseCurrent_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PriorPeriodReclassificationAdjustmentDescription" xlink:label="PriorPeriodReclassificationAdjustmentDescription" xlink:title="PriorPeriodReclassificationAdjustmentDescription" />
    <link:label xlink:type="resource" xlink:label="label_PriorPeriodReclassificationAdjustmentDescription" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PriorPeriodReclassificationAdjustmentDescription" xml:lang="en-US" id="label_PriorPeriodReclassificationAdjustmentDescription">Reclassification</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PriorPeriodReclassificationAdjustmentDescription" xlink:to="label_PriorPeriodReclassificationAdjustmentDescription" xlink:title="label_PriorPeriodReclassificationAdjustmentDescription" />
    <link:label xlink:type="resource" xlink:label="label_PriorPeriodReclassificationAdjustmentDescription_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PriorPeriodReclassificationAdjustmentDescription_1" xml:lang="en-US" id="label_PriorPeriodReclassificationAdjustmentDescription_1">Reclassification, Policy [Policy Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PriorPeriodReclassificationAdjustmentDescription" xlink:to="label_PriorPeriodReclassificationAdjustmentDescription_1" xlink:title="label_PriorPeriodReclassificationAdjustmentDescription_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ProceedsFromIssuanceOfCommonStock" xlink:label="ProceedsFromIssuanceOfCommonStock" xlink:title="ProceedsFromIssuanceOfCommonStock" />
    <link:label xlink:type="resource" xlink:label="label_ProceedsFromIssuanceOfCommonStock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ProceedsFromIssuanceOfCommonStock" xml:lang="en-US" id="label_ProceedsFromIssuanceOfCommonStock">Proceeds from issuance of common stock, net of issuance costs</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProceedsFromIssuanceOfCommonStock" xlink:to="label_ProceedsFromIssuanceOfCommonStock" xlink:title="label_ProceedsFromIssuanceOfCommonStock" />
    <link:label xlink:type="resource" xlink:label="label_ProceedsFromIssuanceOfCommonStock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ProceedsFromIssuanceOfCommonStock_1" xml:lang="en-US" id="label_ProceedsFromIssuanceOfCommonStock_1">Proceeds from Issuance of Common Stock</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProceedsFromIssuanceOfCommonStock" xlink:to="label_ProceedsFromIssuanceOfCommonStock_1" xlink:title="label_ProceedsFromIssuanceOfCommonStock_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ProceedsFromIssuanceOfUnsecuredDebt" xlink:label="ProceedsFromIssuanceOfUnsecuredDebt" xlink:title="ProceedsFromIssuanceOfUnsecuredDebt" />
    <link:label xlink:type="resource" xlink:label="label_ProceedsFromIssuanceOfUnsecuredDebt" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ProceedsFromIssuanceOfUnsecuredDebt" xml:lang="en-US" id="label_ProceedsFromIssuanceOfUnsecuredDebt">Proceeds from issuance of long-term debt</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProceedsFromIssuanceOfUnsecuredDebt" xlink:to="label_ProceedsFromIssuanceOfUnsecuredDebt" xlink:title="label_ProceedsFromIssuanceOfUnsecuredDebt" />
    <link:label xlink:type="resource" xlink:label="label_ProceedsFromIssuanceOfUnsecuredDebt_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ProceedsFromIssuanceOfUnsecuredDebt_1" xml:lang="en-US" id="label_ProceedsFromIssuanceOfUnsecuredDebt_1">Proceeds from Issuance of Unsecured Debt</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProceedsFromIssuanceOfUnsecuredDebt" xlink:to="label_ProceedsFromIssuanceOfUnsecuredDebt_1" xlink:title="label_ProceedsFromIssuanceOfUnsecuredDebt_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities" xlink:label="ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities" xlink:title="ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities" />
    <link:label xlink:type="resource" xlink:label="label_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities" xml:lang="en-US" id="label_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities">Proceeds from maturities of marketable securities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities" xlink:to="label_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities" xlink:title="label_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities" />
    <link:label xlink:type="resource" xlink:label="label_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_1" xml:lang="en-US" id="label_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_1">Proceeds from Maturities, Prepayments and Calls of Available-for-sale Securities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities" xlink:to="label_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_1" xlink:title="label_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ProceedsFromSaleOfAvailableForSaleSecuritiesDebt" xlink:label="ProceedsFromSaleOfAvailableForSaleSecuritiesDebt" xlink:title="ProceedsFromSaleOfAvailableForSaleSecuritiesDebt" />
    <link:label xlink:type="resource" xlink:label="label_ProceedsFromSaleOfAvailableForSaleSecuritiesDebt" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ProceedsFromSaleOfAvailableForSaleSecuritiesDebt" xml:lang="en-US" id="label_ProceedsFromSaleOfAvailableForSaleSecuritiesDebt">Proceeds from sales of marketable securities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProceedsFromSaleOfAvailableForSaleSecuritiesDebt" xlink:to="label_ProceedsFromSaleOfAvailableForSaleSecuritiesDebt" xlink:title="label_ProceedsFromSaleOfAvailableForSaleSecuritiesDebt" />
    <link:label xlink:type="resource" xlink:label="label_ProceedsFromSaleOfAvailableForSaleSecuritiesDebt_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ProceedsFromSaleOfAvailableForSaleSecuritiesDebt_1" xml:lang="en-US" id="label_ProceedsFromSaleOfAvailableForSaleSecuritiesDebt_1">Proceeds from Sale of Available-for-sale Securities, Debt</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProceedsFromSaleOfAvailableForSaleSecuritiesDebt" xlink:to="label_ProceedsFromSaleOfAvailableForSaleSecuritiesDebt_1" xlink:title="label_ProceedsFromSaleOfAvailableForSaleSecuritiesDebt_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ProceedsFromSaleOfAvailableForSaleSecuritiesEquity" xlink:label="ProceedsFromSaleOfAvailableForSaleSecuritiesEquity" xlink:title="ProceedsFromSaleOfAvailableForSaleSecuritiesEquity" />
    <link:label xlink:type="resource" xlink:label="label_ProceedsFromSaleOfAvailableForSaleSecuritiesEquity" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ProceedsFromSaleOfAvailableForSaleSecuritiesEquity" xml:lang="en-US" id="label_ProceedsFromSaleOfAvailableForSaleSecuritiesEquity">Proceeds from sale of investment in licensees</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProceedsFromSaleOfAvailableForSaleSecuritiesEquity" xlink:to="label_ProceedsFromSaleOfAvailableForSaleSecuritiesEquity" xlink:title="label_ProceedsFromSaleOfAvailableForSaleSecuritiesEquity" />
    <link:label xlink:type="resource" xlink:label="label_ProceedsFromSaleOfAvailableForSaleSecuritiesEquity_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ProceedsFromSaleOfAvailableForSaleSecuritiesEquity_1" xml:lang="en-US" id="label_ProceedsFromSaleOfAvailableForSaleSecuritiesEquity_1">Proceeds from Sale of Available-for-sale Securities, Equity</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProceedsFromSaleOfAvailableForSaleSecuritiesEquity" xlink:to="label_ProceedsFromSaleOfAvailableForSaleSecuritiesEquity_1" xlink:title="label_ProceedsFromSaleOfAvailableForSaleSecuritiesEquity_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment" xlink:label="ProceedsFromSaleOfPropertyPlantAndEquipment" xlink:title="ProceedsFromSaleOfPropertyPlantAndEquipment" />
    <link:label xlink:type="resource" xlink:label="label_ProceedsFromSaleOfPropertyPlantAndEquipment" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ProceedsFromSaleOfPropertyPlantAndEquipment" xml:lang="en-US" id="label_ProceedsFromSaleOfPropertyPlantAndEquipment">Proceeds from sales of property and equipment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProceedsFromSaleOfPropertyPlantAndEquipment" xlink:to="label_ProceedsFromSaleOfPropertyPlantAndEquipment" xlink:title="label_ProceedsFromSaleOfPropertyPlantAndEquipment" />
    <link:label xlink:type="resource" xlink:label="label_ProceedsFromSaleOfPropertyPlantAndEquipment_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ProceedsFromSaleOfPropertyPlantAndEquipment_1" xml:lang="en-US" id="label_ProceedsFromSaleOfPropertyPlantAndEquipment_1">Proceeds from Sale of Property, Plant, and Equipment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProceedsFromSaleOfPropertyPlantAndEquipment" xlink:to="label_ProceedsFromSaleOfPropertyPlantAndEquipment_1" xlink:title="label_ProceedsFromSaleOfPropertyPlantAndEquipment_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ProceedsFromStockOptionsExercised" xlink:label="ProceedsFromStockOptionsExercised" xlink:title="ProceedsFromStockOptionsExercised" />
    <link:label xlink:type="resource" xlink:label="label_ProceedsFromStockOptionsExercised" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ProceedsFromStockOptionsExercised" xml:lang="en-US" id="label_ProceedsFromStockOptionsExercised">Cash received from exercise of options (in dollars)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProceedsFromStockOptionsExercised" xlink:to="label_ProceedsFromStockOptionsExercised" xlink:title="label_ProceedsFromStockOptionsExercised" />
    <link:label xlink:type="resource" xlink:label="label_ProceedsFromStockOptionsExercised_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ProceedsFromStockOptionsExercised_1" xml:lang="en-US" id="label_ProceedsFromStockOptionsExercised_1">Proceeds from Stock Options Exercised</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProceedsFromStockOptionsExercised" xlink:to="label_ProceedsFromStockOptionsExercised_1" xlink:title="label_ProceedsFromStockOptionsExercised_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PropertyPlantAndEquipmentAbstract" xlink:label="PropertyPlantAndEquipmentAbstract" xlink:title="PropertyPlantAndEquipmentAbstract" />
    <link:label xlink:type="resource" xlink:label="label_PropertyPlantAndEquipmentAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PropertyPlantAndEquipmentAbstract" xml:lang="en-US" id="label_PropertyPlantAndEquipmentAbstract">PROPERTY AND EQUIPMENT</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PropertyPlantAndEquipmentAbstract" xlink:to="label_PropertyPlantAndEquipmentAbstract" xlink:title="label_PropertyPlantAndEquipmentAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis" xlink:label="PropertyPlantAndEquipmentByTypeAxis" xlink:title="PropertyPlantAndEquipmentByTypeAxis" />
    <link:label xlink:type="resource" xlink:label="label_PropertyPlantAndEquipmentByTypeAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PropertyPlantAndEquipmentByTypeAxis" xml:lang="en-US" id="label_PropertyPlantAndEquipmentByTypeAxis">Property, Plant and Equipment, Type [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PropertyPlantAndEquipmentByTypeAxis" xlink:to="label_PropertyPlantAndEquipmentByTypeAxis" xlink:title="label_PropertyPlantAndEquipmentByTypeAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock" xlink:label="PropertyPlantAndEquipmentDisclosureTextBlock" xlink:title="PropertyPlantAndEquipmentDisclosureTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_PropertyPlantAndEquipmentDisclosureTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PropertyPlantAndEquipmentDisclosureTextBlock" xml:lang="en-US" id="label_PropertyPlantAndEquipmentDisclosureTextBlock">PROPERTY AND EQUIPMENT</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PropertyPlantAndEquipmentDisclosureTextBlock" xlink:to="label_PropertyPlantAndEquipmentDisclosureTextBlock" xlink:title="label_PropertyPlantAndEquipmentDisclosureTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_PropertyPlantAndEquipmentDisclosureTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PropertyPlantAndEquipmentDisclosureTextBlock_1" xml:lang="en-US" id="label_PropertyPlantAndEquipmentDisclosureTextBlock_1">Property, Plant and Equipment Disclosure [Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PropertyPlantAndEquipmentDisclosureTextBlock" xlink:to="label_PropertyPlantAndEquipmentDisclosureTextBlock_1" xlink:title="label_PropertyPlantAndEquipmentDisclosureTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PropertyPlantAndEquipmentGross" xlink:label="PropertyPlantAndEquipmentGross" xlink:title="PropertyPlantAndEquipmentGross" />
    <link:label xlink:type="resource" xlink:label="label_PropertyPlantAndEquipmentGross" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PropertyPlantAndEquipmentGross" xml:lang="en-US" id="label_PropertyPlantAndEquipmentGross">Property and equipment, gross</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PropertyPlantAndEquipmentGross" xlink:to="label_PropertyPlantAndEquipmentGross" xlink:title="label_PropertyPlantAndEquipmentGross" />
    <link:label xlink:type="resource" xlink:label="label_PropertyPlantAndEquipmentGross_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PropertyPlantAndEquipmentGross_1" xml:lang="en-US" id="label_PropertyPlantAndEquipmentGross_1">Property, Plant and Equipment, Gross</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PropertyPlantAndEquipmentGross" xlink:to="label_PropertyPlantAndEquipmentGross_1" xlink:title="label_PropertyPlantAndEquipmentGross_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PropertyPlantAndEquipmentLineItems" xlink:label="PropertyPlantAndEquipmentLineItems" xlink:title="PropertyPlantAndEquipmentLineItems" />
    <link:label xlink:type="resource" xlink:label="label_PropertyPlantAndEquipmentLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PropertyPlantAndEquipmentLineItems" xml:lang="en-US" id="label_PropertyPlantAndEquipmentLineItems">PROPERTY AND EQUIPMENT</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PropertyPlantAndEquipmentLineItems" xlink:to="label_PropertyPlantAndEquipmentLineItems" xlink:title="label_PropertyPlantAndEquipmentLineItems" />
    <link:label xlink:type="resource" xlink:label="label_PropertyPlantAndEquipmentLineItems_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PropertyPlantAndEquipmentLineItems_1" xml:lang="en-US" id="label_PropertyPlantAndEquipmentLineItems_1">Property, Plant and Equipment [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PropertyPlantAndEquipmentLineItems" xlink:to="label_PropertyPlantAndEquipmentLineItems_1" xlink:title="label_PropertyPlantAndEquipmentLineItems_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="PropertyPlantAndEquipmentNet" xlink:title="PropertyPlantAndEquipmentNet" />
    <link:label xlink:type="resource" xlink:label="label_PropertyPlantAndEquipmentNet" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PropertyPlantAndEquipmentNet" xml:lang="en-US" id="label_PropertyPlantAndEquipmentNet">Property and equipment, net</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PropertyPlantAndEquipmentNet" xlink:to="label_PropertyPlantAndEquipmentNet" xlink:title="label_PropertyPlantAndEquipmentNet" />
    <link:label xlink:type="resource" xlink:label="label_PropertyPlantAndEquipmentNet_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PropertyPlantAndEquipmentNet_1" xml:lang="en-US" id="label_PropertyPlantAndEquipmentNet_1">Property, Plant and Equipment, Net</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PropertyPlantAndEquipmentNet" xlink:to="label_PropertyPlantAndEquipmentNet_1" xlink:title="label_PropertyPlantAndEquipmentNet_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTextBlock" xlink:label="PropertyPlantAndEquipmentTextBlock" xlink:title="PropertyPlantAndEquipmentTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_PropertyPlantAndEquipmentTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PropertyPlantAndEquipmentTextBlock" xml:lang="en-US" id="label_PropertyPlantAndEquipmentTextBlock">Schedule of property and equipment, stated at cost</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PropertyPlantAndEquipmentTextBlock" xlink:to="label_PropertyPlantAndEquipmentTextBlock" xlink:title="label_PropertyPlantAndEquipmentTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_PropertyPlantAndEquipmentTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PropertyPlantAndEquipmentTextBlock_1" xml:lang="en-US" id="label_PropertyPlantAndEquipmentTextBlock_1">Property, Plant and Equipment [Table Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PropertyPlantAndEquipmentTextBlock" xlink:to="label_PropertyPlantAndEquipmentTextBlock_1" xlink:title="label_PropertyPlantAndEquipmentTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain" xlink:label="PropertyPlantAndEquipmentTypeDomain" xlink:title="PropertyPlantAndEquipmentTypeDomain" />
    <link:label xlink:type="resource" xlink:label="label_PropertyPlantAndEquipmentTypeDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PropertyPlantAndEquipmentTypeDomain" xml:lang="en-US" id="label_PropertyPlantAndEquipmentTypeDomain">Property, Plant and Equipment, Type [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PropertyPlantAndEquipmentTypeDomain" xlink:to="label_PropertyPlantAndEquipmentTypeDomain" xlink:title="label_PropertyPlantAndEquipmentTypeDomain" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PropertyPlantAndEquipmentUsefulLife" xlink:label="PropertyPlantAndEquipmentUsefulLife" xlink:title="PropertyPlantAndEquipmentUsefulLife" />
    <link:label xlink:type="resource" xlink:label="label_PropertyPlantAndEquipmentUsefulLife" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PropertyPlantAndEquipmentUsefulLife" xml:lang="en-US" id="label_PropertyPlantAndEquipmentUsefulLife">Estimated useful lives of assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PropertyPlantAndEquipmentUsefulLife" xlink:to="label_PropertyPlantAndEquipmentUsefulLife" xlink:title="label_PropertyPlantAndEquipmentUsefulLife" />
    <link:label xlink:type="resource" xlink:label="label_PropertyPlantAndEquipmentUsefulLife_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PropertyPlantAndEquipmentUsefulLife_1" xml:lang="en-US" id="label_PropertyPlantAndEquipmentUsefulLife_1">Property, Plant and Equipment, Useful Life</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PropertyPlantAndEquipmentUsefulLife" xlink:to="label_PropertyPlantAndEquipmentUsefulLife_1" xlink:title="label_PropertyPlantAndEquipmentUsefulLife_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_QuarterlyFinancialInformationDisclosureAbstract" xlink:label="QuarterlyFinancialInformationDisclosureAbstract" xlink:title="QuarterlyFinancialInformationDisclosureAbstract" />
    <link:label xlink:type="resource" xlink:label="label_QuarterlyFinancialInformationDisclosureAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_QuarterlyFinancialInformationDisclosureAbstract" xml:lang="en-US" id="label_QuarterlyFinancialInformationDisclosureAbstract">SELECTED QUARTERLY FINANCIAL INFORMATION (UNAUDITED)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="QuarterlyFinancialInformationDisclosureAbstract" xlink:to="label_QuarterlyFinancialInformationDisclosureAbstract" xlink:title="label_QuarterlyFinancialInformationDisclosureAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_QuarterlyFinancialInformationTextBlock" xlink:label="QuarterlyFinancialInformationTextBlock" xlink:title="QuarterlyFinancialInformationTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_QuarterlyFinancialInformationTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_QuarterlyFinancialInformationTextBlock" xml:lang="en-US" id="label_QuarterlyFinancialInformationTextBlock">SELECTED QUARTERLY FINANCIAL INFORMATION (UNAUDITED)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="QuarterlyFinancialInformationTextBlock" xlink:to="label_QuarterlyFinancialInformationTextBlock" xlink:title="label_QuarterlyFinancialInformationTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_QuarterlyFinancialInformationTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_QuarterlyFinancialInformationTextBlock_1" xml:lang="en-US" id="label_QuarterlyFinancialInformationTextBlock_1">Quarterly Financial Information [Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="QuarterlyFinancialInformationTextBlock" xlink:to="label_QuarterlyFinancialInformationTextBlock_1" xlink:title="label_QuarterlyFinancialInformationTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RangeAxis" xlink:label="RangeAxis" xlink:title="RangeAxis" />
    <link:label xlink:type="resource" xlink:label="label_RangeAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RangeAxis" xml:lang="en-US" id="label_RangeAxis">Range [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RangeAxis" xlink:to="label_RangeAxis" xlink:title="label_RangeAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RangeMember" xlink:label="RangeMember" xlink:title="RangeMember" />
    <link:label xlink:type="resource" xlink:label="label_RangeMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RangeMember" xml:lang="en-US" id="label_RangeMember">Range [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RangeMember" xlink:to="label_RangeMember" xlink:title="label_RangeMember" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ReconciliationOfUnrecognizedTaxBenefitsExcludingAmountsPertainingToExaminedTaxReturnsRollForward" xlink:label="ReconciliationOfUnrecognizedTaxBenefitsExcludingAmountsPertainingToExaminedTaxReturnsRollForward" xlink:title="ReconciliationOfUnrecognizedTaxBenefitsExcludingAmountsPertainingToExaminedTaxReturnsRollForward" />
    <link:label xlink:type="resource" xlink:label="label_ReconciliationOfUnrecognizedTaxBenefitsExcludingAmountsPertainingToExaminedTaxReturnsRollForward" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ReconciliationOfUnrecognizedTaxBenefitsExcludingAmountsPertainingToExaminedTaxReturnsRollForward" xml:lang="en-US" id="label_ReconciliationOfUnrecognizedTaxBenefitsExcludingAmountsPertainingToExaminedTaxReturnsRollForward">Unrecognized tax benefits</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ReconciliationOfUnrecognizedTaxBenefitsExcludingAmountsPertainingToExaminedTaxReturnsRollForward" xlink:to="label_ReconciliationOfUnrecognizedTaxBenefitsExcludingAmountsPertainingToExaminedTaxReturnsRollForward" xlink:title="label_ReconciliationOfUnrecognizedTaxBenefitsExcludingAmountsPertainingToExaminedTaxReturnsRollForward" />
    <link:label xlink:type="resource" xlink:label="label_ReconciliationOfUnrecognizedTaxBenefitsExcludingAmountsPertainingToExaminedTaxReturnsRollForward_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ReconciliationOfUnrecognizedTaxBenefitsExcludingAmountsPertainingToExaminedTaxReturnsRollForward_1" xml:lang="en-US" id="label_ReconciliationOfUnrecognizedTaxBenefitsExcludingAmountsPertainingToExaminedTaxReturnsRollForward_1">Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ReconciliationOfUnrecognizedTaxBenefitsExcludingAmountsPertainingToExaminedTaxReturnsRollForward" xlink:to="label_ReconciliationOfUnrecognizedTaxBenefitsExcludingAmountsPertainingToExaminedTaxReturnsRollForward_1" xlink:title="label_ReconciliationOfUnrecognizedTaxBenefitsExcludingAmountsPertainingToExaminedTaxReturnsRollForward_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RelatedPartyDomain" xlink:label="RelatedPartyDomain" xlink:title="RelatedPartyDomain" />
    <link:label xlink:type="resource" xlink:label="label_RelatedPartyDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RelatedPartyDomain" xml:lang="en-US" id="label_RelatedPartyDomain">Related Party [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RelatedPartyDomain" xlink:to="label_RelatedPartyDomain" xlink:title="label_RelatedPartyDomain" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RelatedPartyTransactionAxis" xlink:label="RelatedPartyTransactionAxis" xlink:title="RelatedPartyTransactionAxis" />
    <link:label xlink:type="resource" xlink:label="label_RelatedPartyTransactionAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RelatedPartyTransactionAxis" xml:lang="en-US" id="label_RelatedPartyTransactionAxis">Related Party Transaction [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RelatedPartyTransactionAxis" xlink:to="label_RelatedPartyTransactionAxis" xlink:title="label_RelatedPartyTransactionAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RelatedPartyTransactionDomain" xlink:label="RelatedPartyTransactionDomain" xlink:title="RelatedPartyTransactionDomain" />
    <link:label xlink:type="resource" xlink:label="label_RelatedPartyTransactionDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RelatedPartyTransactionDomain" xml:lang="en-US" id="label_RelatedPartyTransactionDomain">Related Party Transaction [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RelatedPartyTransactionDomain" xlink:to="label_RelatedPartyTransactionDomain" xlink:title="label_RelatedPartyTransactionDomain" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty" xlink:label="RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty" xlink:title="RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty" />
    <link:label xlink:type="resource" xlink:label="label_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty" xml:lang="en-US" id="label_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty">Related party expense related to research and development</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty" xlink:to="label_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty" xlink:title="label_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty" />
    <link:label xlink:type="resource" xlink:label="label_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty_1" xml:lang="en-US" id="label_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty_1">Related party research and development costs</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty" xlink:to="label_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty_1" xlink:title="label_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty_1" />
    <link:label xlink:type="resource" xlink:label="label_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty_2" xml:lang="en-US" id="label_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty_2">Related Party Transaction, Expenses from Transactions with Related Party</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty" xlink:to="label_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty_2" xlink:title="label_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty_2" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RelatedPartyTransactionLineItems" xlink:label="RelatedPartyTransactionLineItems" xlink:title="RelatedPartyTransactionLineItems" />
    <link:label xlink:type="resource" xlink:label="label_RelatedPartyTransactionLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_RelatedPartyTransactionLineItems" xml:lang="en-US" id="label_RelatedPartyTransactionLineItems">Related party transactions</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RelatedPartyTransactionLineItems" xlink:to="label_RelatedPartyTransactionLineItems" xlink:title="label_RelatedPartyTransactionLineItems" />
    <link:label xlink:type="resource" xlink:label="label_RelatedPartyTransactionLineItems_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RelatedPartyTransactionLineItems_1" xml:lang="en-US" id="label_RelatedPartyTransactionLineItems_1">Related Party Transaction [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RelatedPartyTransactionLineItems" xlink:to="label_RelatedPartyTransactionLineItems_1" xlink:title="label_RelatedPartyTransactionLineItems_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RelatedPartyTransactionsByRelatedPartyAxis" xlink:label="RelatedPartyTransactionsByRelatedPartyAxis" xlink:title="RelatedPartyTransactionsByRelatedPartyAxis" />
    <link:label xlink:type="resource" xlink:label="label_RelatedPartyTransactionsByRelatedPartyAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RelatedPartyTransactionsByRelatedPartyAxis" xml:lang="en-US" id="label_RelatedPartyTransactionsByRelatedPartyAxis">Related Party [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RelatedPartyTransactionsByRelatedPartyAxis" xlink:to="label_RelatedPartyTransactionsByRelatedPartyAxis" xlink:title="label_RelatedPartyTransactionsByRelatedPartyAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RepaymentsOfUnsecuredDebt" xlink:label="RepaymentsOfUnsecuredDebt" xlink:title="RepaymentsOfUnsecuredDebt" />
    <link:label xlink:type="resource" xlink:label="label_RepaymentsOfUnsecuredDebt" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_RepaymentsOfUnsecuredDebt" xml:lang="en-US" id="label_RepaymentsOfUnsecuredDebt">Repayment of long-term debt</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RepaymentsOfUnsecuredDebt" xlink:to="label_RepaymentsOfUnsecuredDebt" xlink:title="label_RepaymentsOfUnsecuredDebt" />
    <link:label xlink:type="resource" xlink:label="label_RepaymentsOfUnsecuredDebt_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RepaymentsOfUnsecuredDebt_1" xml:lang="en-US" id="label_RepaymentsOfUnsecuredDebt_1">Repayments of Unsecured Debt</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RepaymentsOfUnsecuredDebt" xlink:to="label_RepaymentsOfUnsecuredDebt_1" xlink:title="label_RepaymentsOfUnsecuredDebt_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ReportingEntityMember" xlink:label="ReportingEntityMember" xlink:title="ReportingEntityMember" />
    <link:label xlink:type="resource" xlink:label="label_ReportingEntityMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ReportingEntityMember" xml:lang="en-US" id="label_ReportingEntityMember">Geron</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ReportingEntityMember" xlink:to="label_ReportingEntityMember" xlink:title="label_ReportingEntityMember" />
    <link:label xlink:type="resource" xlink:label="label_ReportingEntityMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ReportingEntityMember_1" xml:lang="en-US" id="label_ReportingEntityMember_1">Reporting Entity [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ReportingEntityMember" xlink:to="label_ReportingEntityMember_1" xlink:title="label_ReportingEntityMember_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RepurchaseAgreementCounterpartyNameDomain" xlink:label="RepurchaseAgreementCounterpartyNameDomain" xlink:title="RepurchaseAgreementCounterpartyNameDomain" />
    <link:label xlink:type="resource" xlink:label="label_RepurchaseAgreementCounterpartyNameDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RepurchaseAgreementCounterpartyNameDomain" xml:lang="en-US" id="label_RepurchaseAgreementCounterpartyNameDomain">Counterparty Name [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RepurchaseAgreementCounterpartyNameDomain" xlink:to="label_RepurchaseAgreementCounterpartyNameDomain" xlink:title="label_RepurchaseAgreementCounterpartyNameDomain" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ResearchAndDevelopmentAbstract" xlink:label="ResearchAndDevelopmentAbstract" xlink:title="ResearchAndDevelopmentAbstract" />
    <link:label xlink:type="resource" xlink:label="label_ResearchAndDevelopmentAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ResearchAndDevelopmentAbstract" xml:lang="en-US" id="label_ResearchAndDevelopmentAbstract">Organization</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ResearchAndDevelopmentAbstract" xlink:to="label_ResearchAndDevelopmentAbstract" xlink:title="label_ResearchAndDevelopmentAbstract" />
    <link:label xlink:type="resource" xlink:label="label_ResearchAndDevelopmentAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ResearchAndDevelopmentAbstract_1" xml:lang="en-US" id="label_ResearchAndDevelopmentAbstract_1">Research and Development [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ResearchAndDevelopmentAbstract" xlink:to="label_ResearchAndDevelopmentAbstract_1" xlink:title="label_ResearchAndDevelopmentAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOff" xlink:label="ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOff" xlink:title="ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOff" />
    <link:label xlink:type="resource" xlink:label="label_ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOff" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOff" xml:lang="en-US" id="label_ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOff">Acquired in-process research and development</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOff" xlink:to="label_ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOff" xlink:title="label_ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOff" />
    <link:label xlink:type="resource" xlink:label="label_ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOff_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOff_1" xml:lang="en-US" id="label_ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOff_1">Total upfront payment relating to acquired in-process research and development expensed</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOff" xlink:to="label_ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOff_1" xlink:title="label_ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOff_1" />
    <link:label xlink:type="resource" xlink:label="label_ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOff_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOff_2" xml:lang="en-US" id="label_ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOff_2">Research and Development Asset Acquired Other than Through Business Combination, Written-off</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOff" xlink:to="label_ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOff_2" xlink:title="label_ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOff_2" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ResearchAndDevelopmentExpenseExcludingAcquiredInProcessCost" xlink:label="ResearchAndDevelopmentExpenseExcludingAcquiredInProcessCost" xlink:title="ResearchAndDevelopmentExpenseExcludingAcquiredInProcessCost" />
    <link:label xlink:type="resource" xlink:label="label_ResearchAndDevelopmentExpenseExcludingAcquiredInProcessCost" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ResearchAndDevelopmentExpenseExcludingAcquiredInProcessCost" xml:lang="en-US" id="label_ResearchAndDevelopmentExpenseExcludingAcquiredInProcessCost">Research and development</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ResearchAndDevelopmentExpenseExcludingAcquiredInProcessCost" xlink:to="label_ResearchAndDevelopmentExpenseExcludingAcquiredInProcessCost" xlink:title="label_ResearchAndDevelopmentExpenseExcludingAcquiredInProcessCost" />
    <link:label xlink:type="resource" xlink:label="label_ResearchAndDevelopmentExpenseExcludingAcquiredInProcessCost_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ResearchAndDevelopmentExpenseExcludingAcquiredInProcessCost_1" xml:lang="en-US" id="label_ResearchAndDevelopmentExpenseExcludingAcquiredInProcessCost_1">Research and Development Expense (Excluding Acquired in Process Cost)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ResearchAndDevelopmentExpenseExcludingAcquiredInProcessCost" xlink:to="label_ResearchAndDevelopmentExpenseExcludingAcquiredInProcessCost_1" xlink:title="label_ResearchAndDevelopmentExpenseExcludingAcquiredInProcessCost_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ResearchAndDevelopmentExpenseMember" xlink:label="ResearchAndDevelopmentExpenseMember" xlink:title="ResearchAndDevelopmentExpenseMember" />
    <link:label xlink:type="resource" xlink:label="label_ResearchAndDevelopmentExpenseMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ResearchAndDevelopmentExpenseMember" xml:lang="en-US" id="label_ResearchAndDevelopmentExpenseMember">Research and development</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ResearchAndDevelopmentExpenseMember" xlink:to="label_ResearchAndDevelopmentExpenseMember" xlink:title="label_ResearchAndDevelopmentExpenseMember" />
    <link:label xlink:type="resource" xlink:label="label_ResearchAndDevelopmentExpenseMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ResearchAndDevelopmentExpenseMember_1" xml:lang="en-US" id="label_ResearchAndDevelopmentExpenseMember_1">Research and Development Expense [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ResearchAndDevelopmentExpenseMember" xlink:to="label_ResearchAndDevelopmentExpenseMember_1" xlink:title="label_ResearchAndDevelopmentExpenseMember_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ResearchAndDevelopmentExpensePolicy" xlink:label="ResearchAndDevelopmentExpensePolicy" xlink:title="ResearchAndDevelopmentExpensePolicy" />
    <link:label xlink:type="resource" xlink:label="label_ResearchAndDevelopmentExpensePolicy" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ResearchAndDevelopmentExpensePolicy" xml:lang="en-US" id="label_ResearchAndDevelopmentExpensePolicy">Research and Development Expenses</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ResearchAndDevelopmentExpensePolicy" xlink:to="label_ResearchAndDevelopmentExpensePolicy" xlink:title="label_ResearchAndDevelopmentExpensePolicy" />
    <link:label xlink:type="resource" xlink:label="label_ResearchAndDevelopmentExpensePolicy_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ResearchAndDevelopmentExpensePolicy_1" xml:lang="en-US" id="label_ResearchAndDevelopmentExpensePolicy_1">Research and Development Expense, Policy [Policy Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ResearchAndDevelopmentExpensePolicy" xlink:to="label_ResearchAndDevelopmentExpensePolicy_1" xlink:title="label_ResearchAndDevelopmentExpensePolicy_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ResearchMember" xlink:label="ResearchMember" xlink:title="ResearchMember" />
    <link:label xlink:type="resource" xlink:label="label_ResearchMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ResearchMember" xml:lang="en-US" id="label_ResearchMember">Research and development</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ResearchMember" xlink:to="label_ResearchMember" xlink:title="label_ResearchMember" />
    <link:label xlink:type="resource" xlink:label="label_ResearchMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ResearchMember_1" xml:lang="en-US" id="label_ResearchMember_1">Research Tax Credit Carryforward [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ResearchMember" xlink:to="label_ResearchMember_1" xlink:title="label_ResearchMember_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue" xlink:label="RestrictedCashAndCashEquivalentsAtCarryingValue" xlink:title="RestrictedCashAndCashEquivalentsAtCarryingValue" />
    <link:label xlink:type="resource" xlink:label="label_RestrictedCashAndCashEquivalentsAtCarryingValue" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_RestrictedCashAndCashEquivalentsAtCarryingValue" xml:lang="en-US" id="label_RestrictedCashAndCashEquivalentsAtCarryingValue">Restricted cash</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestrictedCashAndCashEquivalentsAtCarryingValue" xlink:to="label_RestrictedCashAndCashEquivalentsAtCarryingValue" xlink:title="label_RestrictedCashAndCashEquivalentsAtCarryingValue" />
    <link:label xlink:type="resource" xlink:label="label_RestrictedCashAndCashEquivalentsAtCarryingValue_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_RestrictedCashAndCashEquivalentsAtCarryingValue_1" xml:lang="en-US" id="label_RestrictedCashAndCashEquivalentsAtCarryingValue_1">Carrying value of restricted cash</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestrictedCashAndCashEquivalentsAtCarryingValue" xlink:to="label_RestrictedCashAndCashEquivalentsAtCarryingValue_1" xlink:title="label_RestrictedCashAndCashEquivalentsAtCarryingValue_1" />
    <link:label xlink:type="resource" xlink:label="label_RestrictedCashAndCashEquivalentsAtCarryingValue_2" xlink:role="http://www.xbrl.org/2003/role/positiveLabel" xlink:title="label_RestrictedCashAndCashEquivalentsAtCarryingValue_2" xml:lang="en-US" id="label_RestrictedCashAndCashEquivalentsAtCarryingValue_2">Amortized Cost</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestrictedCashAndCashEquivalentsAtCarryingValue" xlink:to="label_RestrictedCashAndCashEquivalentsAtCarryingValue_2" xlink:title="label_RestrictedCashAndCashEquivalentsAtCarryingValue_2" />
    <link:label xlink:type="resource" xlink:label="label_RestrictedCashAndCashEquivalentsAtCarryingValue_3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RestrictedCashAndCashEquivalentsAtCarryingValue_3" xml:lang="en-US" id="label_RestrictedCashAndCashEquivalentsAtCarryingValue_3">Restricted Cash and Cash Equivalents, Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestrictedCashAndCashEquivalentsAtCarryingValue" xlink:to="label_RestrictedCashAndCashEquivalentsAtCarryingValue_3" xlink:title="label_RestrictedCashAndCashEquivalentsAtCarryingValue_3" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsAxis" xlink:label="RestrictedCashAndCashEquivalentsCashAndCashEquivalentsAxis" xlink:title="RestrictedCashAndCashEquivalentsCashAndCashEquivalentsAxis" />
    <link:label xlink:type="resource" xlink:label="label_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsAxis" xml:lang="en-US" id="label_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsAxis">Restricted Cash and Cash Equivalents [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestrictedCashAndCashEquivalentsCashAndCashEquivalentsAxis" xlink:to="label_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsAxis" xlink:title="label_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember" xlink:label="RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember" xlink:title="RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember" />
    <link:label xlink:type="resource" xlink:label="label_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember" xml:lang="en-US" id="label_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember">Cash and Cash Equivalents [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember" xlink:to="label_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember" xlink:title="label_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RestrictedCashAndCashEquivalentsItemsLineItems" xlink:label="RestrictedCashAndCashEquivalentsItemsLineItems" xlink:title="RestrictedCashAndCashEquivalentsItemsLineItems" />
    <link:label xlink:type="resource" xlink:label="label_RestrictedCashAndCashEquivalentsItemsLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_RestrictedCashAndCashEquivalentsItemsLineItems" xml:lang="en-US" id="label_RestrictedCashAndCashEquivalentsItemsLineItems">Restricted Cash</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestrictedCashAndCashEquivalentsItemsLineItems" xlink:to="label_RestrictedCashAndCashEquivalentsItemsLineItems" xlink:title="label_RestrictedCashAndCashEquivalentsItemsLineItems" />
    <link:label xlink:type="resource" xlink:label="label_RestrictedCashAndCashEquivalentsItemsLineItems_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RestrictedCashAndCashEquivalentsItemsLineItems_1" xml:lang="en-US" id="label_RestrictedCashAndCashEquivalentsItemsLineItems_1">Restricted Cash and Cash Equivalents Items [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestrictedCashAndCashEquivalentsItemsLineItems" xlink:to="label_RestrictedCashAndCashEquivalentsItemsLineItems_1" xlink:title="label_RestrictedCashAndCashEquivalentsItemsLineItems_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RestrictedCashAndInvestmentsAbstract" xlink:label="RestrictedCashAndInvestmentsAbstract" xlink:title="RestrictedCashAndInvestmentsAbstract" />
    <link:label xlink:type="resource" xlink:label="label_RestrictedCashAndInvestmentsAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_RestrictedCashAndInvestmentsAbstract" xml:lang="en-US" id="label_RestrictedCashAndInvestmentsAbstract">Restricted cash</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestrictedCashAndInvestmentsAbstract" xlink:to="label_RestrictedCashAndInvestmentsAbstract" xlink:title="label_RestrictedCashAndInvestmentsAbstract" />
    <link:label xlink:type="resource" xlink:label="label_RestrictedCashAndInvestmentsAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RestrictedCashAndInvestmentsAbstract_1" xml:lang="en-US" id="label_RestrictedCashAndInvestmentsAbstract_1">Restricted Cash and Investments [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestrictedCashAndInvestmentsAbstract" xlink:to="label_RestrictedCashAndInvestmentsAbstract_1" xlink:title="label_RestrictedCashAndInvestmentsAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RestrictedInvestmentsAtFairValue" xlink:label="RestrictedInvestmentsAtFairValue" xlink:title="RestrictedInvestmentsAtFairValue" />
    <link:label xlink:type="resource" xlink:label="label_RestrictedInvestmentsAtFairValue" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_RestrictedInvestmentsAtFairValue" xml:lang="en-US" id="label_RestrictedInvestmentsAtFairValue">Estimated Fair Value</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestrictedInvestmentsAtFairValue" xlink:to="label_RestrictedInvestmentsAtFairValue" xlink:title="label_RestrictedInvestmentsAtFairValue" />
    <link:label xlink:type="resource" xlink:label="label_RestrictedInvestmentsAtFairValue_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RestrictedInvestmentsAtFairValue_1" xml:lang="en-US" id="label_RestrictedInvestmentsAtFairValue_1">Restricted Investments, at Fair Value</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestrictedInvestmentsAtFairValue" xlink:to="label_RestrictedInvestmentsAtFairValue_1" xlink:title="label_RestrictedInvestmentsAtFairValue_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RestrictedStockMember" xlink:label="RestrictedStockMember" xlink:title="RestrictedStockMember" />
    <link:label xlink:type="resource" xlink:label="label_RestrictedStockMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_RestrictedStockMember" xml:lang="en-US" id="label_RestrictedStockMember">Restricted stock awards</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestrictedStockMember" xlink:to="label_RestrictedStockMember" xlink:title="label_RestrictedStockMember" />
    <link:label xlink:type="resource" xlink:label="label_RestrictedStockMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RestrictedStockMember_1" xml:lang="en-US" id="label_RestrictedStockMember_1">Restricted Stock [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestrictedStockMember" xlink:to="label_RestrictedStockMember_1" xlink:title="label_RestrictedStockMember_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RestructuringAndRelatedActivitiesAbstract" xlink:label="RestructuringAndRelatedActivitiesAbstract" xlink:title="RestructuringAndRelatedActivitiesAbstract" />
    <link:label xlink:type="resource" xlink:label="label_RestructuringAndRelatedActivitiesAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RestructuringAndRelatedActivitiesAbstract" xml:lang="en-US" id="label_RestructuringAndRelatedActivitiesAbstract">RESTRUCTURINGS</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestructuringAndRelatedActivitiesAbstract" xlink:to="label_RestructuringAndRelatedActivitiesAbstract" xlink:title="label_RestructuringAndRelatedActivitiesAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RestructuringAndRelatedActivitiesDisclosureTextBlock" xlink:label="RestructuringAndRelatedActivitiesDisclosureTextBlock" xlink:title="RestructuringAndRelatedActivitiesDisclosureTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_RestructuringAndRelatedActivitiesDisclosureTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_RestructuringAndRelatedActivitiesDisclosureTextBlock" xml:lang="en-US" id="label_RestructuringAndRelatedActivitiesDisclosureTextBlock">RESTRUCTURINGS</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestructuringAndRelatedActivitiesDisclosureTextBlock" xlink:to="label_RestructuringAndRelatedActivitiesDisclosureTextBlock" xlink:title="label_RestructuringAndRelatedActivitiesDisclosureTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_RestructuringAndRelatedActivitiesDisclosureTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RestructuringAndRelatedActivitiesDisclosureTextBlock_1" xml:lang="en-US" id="label_RestructuringAndRelatedActivitiesDisclosureTextBlock_1">Restructuring and Related Activities Disclosure [Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestructuringAndRelatedActivitiesDisclosureTextBlock" xlink:to="label_RestructuringAndRelatedActivitiesDisclosureTextBlock_1" xlink:title="label_RestructuringAndRelatedActivitiesDisclosureTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RestructuringAndRelatedCostExpectedCost" xlink:label="RestructuringAndRelatedCostExpectedCost" xlink:title="RestructuringAndRelatedCostExpectedCost" />
    <link:label xlink:type="resource" xlink:label="label_RestructuringAndRelatedCostExpectedCost" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_RestructuringAndRelatedCostExpectedCost" xml:lang="en-US" id="label_RestructuringAndRelatedCostExpectedCost">Aggregate estimated restructuring charges</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestructuringAndRelatedCostExpectedCost" xlink:to="label_RestructuringAndRelatedCostExpectedCost" xlink:title="label_RestructuringAndRelatedCostExpectedCost" />
    <link:label xlink:type="resource" xlink:label="label_RestructuringAndRelatedCostExpectedCost_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RestructuringAndRelatedCostExpectedCost_1" xml:lang="en-US" id="label_RestructuringAndRelatedCostExpectedCost_1">Restructuring and Related Cost, Expected Cost</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestructuringAndRelatedCostExpectedCost" xlink:to="label_RestructuringAndRelatedCostExpectedCost_1" xlink:title="label_RestructuringAndRelatedCostExpectedCost_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RestructuringAndRelatedCostNumberOfPositionsEliminatedInceptionToDate" xlink:label="RestructuringAndRelatedCostNumberOfPositionsEliminatedInceptionToDate" xlink:title="RestructuringAndRelatedCostNumberOfPositionsEliminatedInceptionToDate" />
    <link:label xlink:type="resource" xlink:label="label_RestructuringAndRelatedCostNumberOfPositionsEliminatedInceptionToDate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_RestructuringAndRelatedCostNumberOfPositionsEliminatedInceptionToDate" xml:lang="en-US" id="label_RestructuringAndRelatedCostNumberOfPositionsEliminatedInceptionToDate">Number of full-time positions eliminated, inception to date</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestructuringAndRelatedCostNumberOfPositionsEliminatedInceptionToDate" xlink:to="label_RestructuringAndRelatedCostNumberOfPositionsEliminatedInceptionToDate" xlink:title="label_RestructuringAndRelatedCostNumberOfPositionsEliminatedInceptionToDate" />
    <link:label xlink:type="resource" xlink:label="label_RestructuringAndRelatedCostNumberOfPositionsEliminatedInceptionToDate_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RestructuringAndRelatedCostNumberOfPositionsEliminatedInceptionToDate_1" xml:lang="en-US" id="label_RestructuringAndRelatedCostNumberOfPositionsEliminatedInceptionToDate_1">Restructuring and Related Cost, Number of Positions Eliminated, Inception to Date</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestructuringAndRelatedCostNumberOfPositionsEliminatedInceptionToDate" xlink:to="label_RestructuringAndRelatedCostNumberOfPositionsEliminatedInceptionToDate_1" xlink:title="label_RestructuringAndRelatedCostNumberOfPositionsEliminatedInceptionToDate_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RestructuringAndRelatedCostNumberOfPositionsEliminatedPeriodPercent" xlink:label="RestructuringAndRelatedCostNumberOfPositionsEliminatedPeriodPercent" xlink:title="RestructuringAndRelatedCostNumberOfPositionsEliminatedPeriodPercent" />
    <link:label xlink:type="resource" xlink:label="label_RestructuringAndRelatedCostNumberOfPositionsEliminatedPeriodPercent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_RestructuringAndRelatedCostNumberOfPositionsEliminatedPeriodPercent" xml:lang="en-US" id="label_RestructuringAndRelatedCostNumberOfPositionsEliminatedPeriodPercent">Number of positions eliminated (as a percent)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestructuringAndRelatedCostNumberOfPositionsEliminatedPeriodPercent" xlink:to="label_RestructuringAndRelatedCostNumberOfPositionsEliminatedPeriodPercent" xlink:title="label_RestructuringAndRelatedCostNumberOfPositionsEliminatedPeriodPercent" />
    <link:label xlink:type="resource" xlink:label="label_RestructuringAndRelatedCostNumberOfPositionsEliminatedPeriodPercent_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RestructuringAndRelatedCostNumberOfPositionsEliminatedPeriodPercent_1" xml:lang="en-US" id="label_RestructuringAndRelatedCostNumberOfPositionsEliminatedPeriodPercent_1">Restructuring and Related Cost, Number of Positions Eliminated, Period Percent</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestructuringAndRelatedCostNumberOfPositionsEliminatedPeriodPercent" xlink:to="label_RestructuringAndRelatedCostNumberOfPositionsEliminatedPeriodPercent_1" xlink:title="label_RestructuringAndRelatedCostNumberOfPositionsEliminatedPeriodPercent_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RestructuringCharges" xlink:label="RestructuringCharges" xlink:title="RestructuringCharges" />
    <link:label xlink:type="resource" xlink:label="label_RestructuringCharges" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_RestructuringCharges" xml:lang="en-US" id="label_RestructuringCharges">Restructuring charges</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestructuringCharges" xlink:to="label_RestructuringCharges" xlink:title="label_RestructuringCharges" />
    <link:label xlink:type="resource" xlink:label="label_RestructuringCharges_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RestructuringCharges_1" xml:lang="en-US" id="label_RestructuringCharges_1">Restructuring Charges</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestructuringCharges" xlink:to="label_RestructuringCharges_1" xlink:title="label_RestructuringCharges_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RestructuringChargesMember" xlink:label="RestructuringChargesMember" xlink:title="RestructuringChargesMember" />
    <link:label xlink:type="resource" xlink:label="label_RestructuringChargesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_RestructuringChargesMember" xml:lang="en-US" id="label_RestructuringChargesMember">Restructuring charges</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestructuringChargesMember" xlink:to="label_RestructuringChargesMember" xlink:title="label_RestructuringChargesMember" />
    <link:label xlink:type="resource" xlink:label="label_RestructuringChargesMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RestructuringChargesMember_1" xml:lang="en-US" id="label_RestructuringChargesMember_1">Restructuring Charges [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestructuringChargesMember" xlink:to="label_RestructuringChargesMember_1" xlink:title="label_RestructuringChargesMember_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RestructuringCostAndReserveAxis" xlink:label="RestructuringCostAndReserveAxis" xlink:title="RestructuringCostAndReserveAxis" />
    <link:label xlink:type="resource" xlink:label="label_RestructuringCostAndReserveAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RestructuringCostAndReserveAxis" xml:lang="en-US" id="label_RestructuringCostAndReserveAxis">Restructuring Type [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestructuringCostAndReserveAxis" xlink:to="label_RestructuringCostAndReserveAxis" xlink:title="label_RestructuringCostAndReserveAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RestructuringCostAndReserveLineItems" xlink:label="RestructuringCostAndReserveLineItems" xlink:title="RestructuringCostAndReserveLineItems" />
    <link:label xlink:type="resource" xlink:label="label_RestructuringCostAndReserveLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_RestructuringCostAndReserveLineItems" xml:lang="en-US" id="label_RestructuringCostAndReserveLineItems">RESTRUCTURINGS</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestructuringCostAndReserveLineItems" xlink:to="label_RestructuringCostAndReserveLineItems" xlink:title="label_RestructuringCostAndReserveLineItems" />
    <link:label xlink:type="resource" xlink:label="label_RestructuringCostAndReserveLineItems_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RestructuringCostAndReserveLineItems_1" xml:lang="en-US" id="label_RestructuringCostAndReserveLineItems_1">Restructuring Cost and Reserve [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestructuringCostAndReserveLineItems" xlink:to="label_RestructuringCostAndReserveLineItems_1" xlink:title="label_RestructuringCostAndReserveLineItems_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RestructuringPlanAxis" xlink:label="RestructuringPlanAxis" xlink:title="RestructuringPlanAxis" />
    <link:label xlink:type="resource" xlink:label="label_RestructuringPlanAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RestructuringPlanAxis" xml:lang="en-US" id="label_RestructuringPlanAxis">Restructuring Plan [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestructuringPlanAxis" xlink:to="label_RestructuringPlanAxis" xlink:title="label_RestructuringPlanAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RestructuringPlanDomain" xlink:label="RestructuringPlanDomain" xlink:title="RestructuringPlanDomain" />
    <link:label xlink:type="resource" xlink:label="label_RestructuringPlanDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RestructuringPlanDomain" xml:lang="en-US" id="label_RestructuringPlanDomain">Restructuring Plan [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestructuringPlanDomain" xlink:to="label_RestructuringPlanDomain" xlink:title="label_RestructuringPlanDomain" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RestructuringReserveAccrualAdjustment" xlink:label="RestructuringReserveAccrualAdjustment" xlink:title="RestructuringReserveAccrualAdjustment" />
    <link:label xlink:type="resource" xlink:label="label_RestructuringReserveAccrualAdjustment" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_RestructuringReserveAccrualAdjustment" xml:lang="en-US" id="label_RestructuringReserveAccrualAdjustment">Adjustments or non-cash credits, including stock-based compensation expense</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestructuringReserveAccrualAdjustment" xlink:to="label_RestructuringReserveAccrualAdjustment" xlink:title="label_RestructuringReserveAccrualAdjustment" />
    <link:label xlink:type="resource" xlink:label="label_RestructuringReserveAccrualAdjustment_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RestructuringReserveAccrualAdjustment_1" xml:lang="en-US" id="label_RestructuringReserveAccrualAdjustment_1">Restructuring Reserve, Accrual Adjustment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestructuringReserveAccrualAdjustment" xlink:to="label_RestructuringReserveAccrualAdjustment_1" xlink:title="label_RestructuringReserveAccrualAdjustment_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RestructuringReserveCurrent" xlink:label="RestructuringReserveCurrent" xlink:title="RestructuringReserveCurrent" />
    <link:label xlink:type="resource" xlink:label="label_RestructuringReserveCurrent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_RestructuringReserveCurrent" xml:lang="en-US" id="label_RestructuringReserveCurrent">Accrued restructuring charges</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestructuringReserveCurrent" xlink:to="label_RestructuringReserveCurrent" xlink:title="label_RestructuringReserveCurrent" />
    <link:label xlink:type="resource" xlink:label="label_RestructuringReserveCurrent_1" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:title="label_RestructuringReserveCurrent_1" xml:lang="en-US" id="label_RestructuringReserveCurrent_1">Accrual balance at the beginning of the period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestructuringReserveCurrent" xlink:to="label_RestructuringReserveCurrent_1" xlink:title="label_RestructuringReserveCurrent_1" />
    <link:label xlink:type="resource" xlink:label="label_RestructuringReserveCurrent_2" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:title="label_RestructuringReserveCurrent_2" xml:lang="en-US" id="label_RestructuringReserveCurrent_2">Accrual balance at the end of the period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestructuringReserveCurrent" xlink:to="label_RestructuringReserveCurrent_2" xlink:title="label_RestructuringReserveCurrent_2" />
    <link:label xlink:type="resource" xlink:label="label_RestructuringReserveCurrent_3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RestructuringReserveCurrent_3" xml:lang="en-US" id="label_RestructuringReserveCurrent_3">Restructuring Reserve, Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestructuringReserveCurrent" xlink:to="label_RestructuringReserveCurrent_3" xlink:title="label_RestructuringReserveCurrent_3" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RestructuringReserveRollForward" xlink:label="RestructuringReserveRollForward" xlink:title="RestructuringReserveRollForward" />
    <link:label xlink:type="resource" xlink:label="label_RestructuringReserveRollForward" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_RestructuringReserveRollForward" xml:lang="en-US" id="label_RestructuringReserveRollForward">Outstanding restructuring liability</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestructuringReserveRollForward" xlink:to="label_RestructuringReserveRollForward" xlink:title="label_RestructuringReserveRollForward" />
    <link:label xlink:type="resource" xlink:label="label_RestructuringReserveRollForward_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RestructuringReserveRollForward_1" xml:lang="en-US" id="label_RestructuringReserveRollForward_1">Restructuring Reserve [Roll Forward]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestructuringReserveRollForward" xlink:to="label_RestructuringReserveRollForward_1" xlink:title="label_RestructuringReserveRollForward_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RetainedEarningsAccumulatedDeficit" xlink:label="RetainedEarningsAccumulatedDeficit" xlink:title="RetainedEarningsAccumulatedDeficit" />
    <link:label xlink:type="resource" xlink:label="label_RetainedEarningsAccumulatedDeficit" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_RetainedEarningsAccumulatedDeficit" xml:lang="en-US" id="label_RetainedEarningsAccumulatedDeficit">Accumulated deficit</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RetainedEarningsAccumulatedDeficit" xlink:to="label_RetainedEarningsAccumulatedDeficit" xlink:title="label_RetainedEarningsAccumulatedDeficit" />
    <link:label xlink:type="resource" xlink:label="label_RetainedEarningsAccumulatedDeficit_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RetainedEarningsAccumulatedDeficit_1" xml:lang="en-US" id="label_RetainedEarningsAccumulatedDeficit_1">Retained Earnings (Accumulated Deficit)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RetainedEarningsAccumulatedDeficit" xlink:to="label_RetainedEarningsAccumulatedDeficit_1" xlink:title="label_RetainedEarningsAccumulatedDeficit_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RetainedEarningsMember" xlink:label="RetainedEarningsMember" xlink:title="RetainedEarningsMember" />
    <link:label xlink:type="resource" xlink:label="label_RetainedEarningsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_RetainedEarningsMember" xml:lang="en-US" id="label_RetainedEarningsMember">Accumulated Deficit</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RetainedEarningsMember" xlink:to="label_RetainedEarningsMember" xlink:title="label_RetainedEarningsMember" />
    <link:label xlink:type="resource" xlink:label="label_RetainedEarningsMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RetainedEarningsMember_1" xml:lang="en-US" id="label_RetainedEarningsMember_1">Retained Earnings [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RetainedEarningsMember" xlink:to="label_RetainedEarningsMember_1" xlink:title="label_RetainedEarningsMember_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RevenueRecognitionPolicyTextBlock" xlink:label="RevenueRecognitionPolicyTextBlock" xlink:title="RevenueRecognitionPolicyTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_RevenueRecognitionPolicyTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_RevenueRecognitionPolicyTextBlock" xml:lang="en-US" id="label_RevenueRecognitionPolicyTextBlock">Revenue Recognition</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RevenueRecognitionPolicyTextBlock" xlink:to="label_RevenueRecognitionPolicyTextBlock" xlink:title="label_RevenueRecognitionPolicyTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_RevenueRecognitionPolicyTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RevenueRecognitionPolicyTextBlock_1" xml:lang="en-US" id="label_RevenueRecognitionPolicyTextBlock_1">Revenue Recognition, Policy [Policy Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RevenueRecognitionPolicyTextBlock" xlink:to="label_RevenueRecognitionPolicyTextBlock_1" xlink:title="label_RevenueRecognitionPolicyTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_Revenues" xlink:label="Revenues" xlink:title="Revenues" />
    <link:label xlink:type="resource" xlink:label="label_Revenues" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_Revenues" xml:lang="en-US" id="label_Revenues">Total revenues</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Revenues" xlink:to="label_Revenues" xlink:title="label_Revenues" />
    <link:label xlink:type="resource" xlink:label="label_Revenues_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_Revenues_1" xml:lang="en-US" id="label_Revenues_1">Revenues</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Revenues" xlink:to="label_Revenues_1" xlink:title="label_Revenues_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RevenuesAbstract" xlink:label="RevenuesAbstract" xlink:title="RevenuesAbstract" />
    <link:label xlink:type="resource" xlink:label="label_RevenuesAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_RevenuesAbstract" xml:lang="en-US" id="label_RevenuesAbstract">Revenues:</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RevenuesAbstract" xlink:to="label_RevenuesAbstract" xlink:title="label_RevenuesAbstract" />
    <link:label xlink:type="resource" xlink:label="label_RevenuesAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RevenuesAbstract_1" xml:lang="en-US" id="label_RevenuesAbstract_1">Revenues [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RevenuesAbstract" xlink:to="label_RevenuesAbstract_1" xlink:title="label_RevenuesAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScenarioForecastMember" xlink:label="ScenarioForecastMember" xlink:title="ScenarioForecastMember" />
    <link:label xlink:type="resource" xlink:label="label_ScenarioForecastMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ScenarioForecastMember" xml:lang="en-US" id="label_ScenarioForecastMember">Forecast</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScenarioForecastMember" xlink:to="label_ScenarioForecastMember" xlink:title="label_ScenarioForecastMember" />
    <link:label xlink:type="resource" xlink:label="label_ScenarioForecastMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScenarioForecastMember_1" xml:lang="en-US" id="label_ScenarioForecastMember_1">Scenario, Forecast [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScenarioForecastMember" xlink:to="label_ScenarioForecastMember_1" xlink:title="label_ScenarioForecastMember_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScenarioUnspecifiedDomain" xlink:label="ScenarioUnspecifiedDomain" xlink:title="ScenarioUnspecifiedDomain" />
    <link:label xlink:type="resource" xlink:label="label_ScenarioUnspecifiedDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScenarioUnspecifiedDomain" xml:lang="en-US" id="label_ScenarioUnspecifiedDomain">Scenario, Unspecified [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScenarioUnspecifiedDomain" xlink:to="label_ScenarioUnspecifiedDomain" xlink:title="label_ScenarioUnspecifiedDomain" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock" xlink:label="ScheduleOfAccruedLiabilitiesTableTextBlock" xlink:title="ScheduleOfAccruedLiabilitiesTableTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfAccruedLiabilitiesTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ScheduleOfAccruedLiabilitiesTableTextBlock" xml:lang="en-US" id="label_ScheduleOfAccruedLiabilitiesTableTextBlock">Schedule of accrued liabilities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfAccruedLiabilitiesTableTextBlock" xlink:to="label_ScheduleOfAccruedLiabilitiesTableTextBlock" xlink:title="label_ScheduleOfAccruedLiabilitiesTableTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfAccruedLiabilitiesTableTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfAccruedLiabilitiesTableTextBlock_1" xml:lang="en-US" id="label_ScheduleOfAccruedLiabilitiesTableTextBlock_1">Schedule of Accrued Liabilities [Table Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfAccruedLiabilitiesTableTextBlock" xlink:to="label_ScheduleOfAccruedLiabilitiesTableTextBlock_1" xlink:title="label_ScheduleOfAccruedLiabilitiesTableTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock" xlink:label="ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock" xlink:title="ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock" xml:lang="en-US" id="label_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock">Schedule of components of accumulated other comprehensive income (loss)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock" xlink:to="label_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock" xlink:title="label_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_1" xml:lang="en-US" id="label_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_1">Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock" xlink:to="label_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_1" xlink:title="label_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems" xlink:label="ScheduleOfAvailableForSaleSecuritiesLineItems" xlink:title="ScheduleOfAvailableForSaleSecuritiesLineItems" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfAvailableForSaleSecuritiesLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ScheduleOfAvailableForSaleSecuritiesLineItems" xml:lang="en-US" id="label_ScheduleOfAvailableForSaleSecuritiesLineItems">Marketable securities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfAvailableForSaleSecuritiesLineItems" xlink:to="label_ScheduleOfAvailableForSaleSecuritiesLineItems" xlink:title="label_ScheduleOfAvailableForSaleSecuritiesLineItems" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfAvailableForSaleSecuritiesLineItems_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfAvailableForSaleSecuritiesLineItems_1" xml:lang="en-US" id="label_ScheduleOfAvailableForSaleSecuritiesLineItems_1">Schedule of Available-for-sale Securities [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfAvailableForSaleSecuritiesLineItems" xlink:to="label_ScheduleOfAvailableForSaleSecuritiesLineItems_1" xlink:title="label_ScheduleOfAvailableForSaleSecuritiesLineItems_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfAvailableForSaleSecuritiesTable" xlink:label="ScheduleOfAvailableForSaleSecuritiesTable" xlink:title="ScheduleOfAvailableForSaleSecuritiesTable" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfAvailableForSaleSecuritiesTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfAvailableForSaleSecuritiesTable" xml:lang="en-US" id="label_ScheduleOfAvailableForSaleSecuritiesTable">Schedule of Available-for-sale Securities [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfAvailableForSaleSecuritiesTable" xlink:to="label_ScheduleOfAvailableForSaleSecuritiesTable" xlink:title="label_ScheduleOfAvailableForSaleSecuritiesTable" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfCashFlowSupplementalDisclosuresTableTextBlock" xlink:label="ScheduleOfCashFlowSupplementalDisclosuresTableTextBlock" xlink:title="ScheduleOfCashFlowSupplementalDisclosuresTableTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfCashFlowSupplementalDisclosuresTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ScheduleOfCashFlowSupplementalDisclosuresTableTextBlock" xml:lang="en-US" id="label_ScheduleOfCashFlowSupplementalDisclosuresTableTextBlock">Supplemental schedule of non-cash operating and investing activities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfCashFlowSupplementalDisclosuresTableTextBlock" xlink:to="label_ScheduleOfCashFlowSupplementalDisclosuresTableTextBlock" xlink:title="label_ScheduleOfCashFlowSupplementalDisclosuresTableTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfCashFlowSupplementalDisclosuresTableTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfCashFlowSupplementalDisclosuresTableTextBlock_1" xml:lang="en-US" id="label_ScheduleOfCashFlowSupplementalDisclosuresTableTextBlock_1">Schedule of Cash Flow, Supplemental Disclosures [Table Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfCashFlowSupplementalDisclosuresTableTextBlock" xlink:to="label_ScheduleOfCashFlowSupplementalDisclosuresTableTextBlock_1" xlink:title="label_ScheduleOfCashFlowSupplementalDisclosuresTableTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfCollaborativeArrangementsAndNoncollaborativeArrangementTransactionsTable" xlink:label="ScheduleOfCollaborativeArrangementsAndNoncollaborativeArrangementTransactionsTable" xlink:title="ScheduleOfCollaborativeArrangementsAndNoncollaborativeArrangementTransactionsTable" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfCollaborativeArrangementsAndNoncollaborativeArrangementTransactionsTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfCollaborativeArrangementsAndNoncollaborativeArrangementTransactionsTable" xml:lang="en-US" id="label_ScheduleOfCollaborativeArrangementsAndNoncollaborativeArrangementTransactionsTable">Schedule of Collaborative Arrangements and Non-collaborative Arrangement Transactions [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfCollaborativeArrangementsAndNoncollaborativeArrangementTransactionsTable" xlink:to="label_ScheduleOfCollaborativeArrangementsAndNoncollaborativeArrangementTransactionsTable" xlink:title="label_ScheduleOfCollaborativeArrangementsAndNoncollaborativeArrangementTransactionsTable" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock" xlink:label="ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock" xlink:title="ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock" xml:lang="en-US" id="label_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock">Schedule of significant components of the entity's deferred tax assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock" xlink:to="label_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock" xlink:title="label_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock_1" xml:lang="en-US" id="label_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock_1">Schedule of Deferred Tax Assets and Liabilities [Table Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock" xlink:to="label_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock_1" xlink:title="label_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfDerivativeLiabilitiesAtFairValueTableTextBlock" xlink:label="ScheduleOfDerivativeLiabilitiesAtFairValueTableTextBlock" xlink:title="ScheduleOfDerivativeLiabilitiesAtFairValueTableTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfDerivativeLiabilitiesAtFairValueTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ScheduleOfDerivativeLiabilitiesAtFairValueTableTextBlock" xml:lang="en-US" id="label_ScheduleOfDerivativeLiabilitiesAtFairValueTableTextBlock">Schedule of non-employee options to purchase common stock considered as derivatives and classified as current liabilities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfDerivativeLiabilitiesAtFairValueTableTextBlock" xlink:to="label_ScheduleOfDerivativeLiabilitiesAtFairValueTableTextBlock" xlink:title="label_ScheduleOfDerivativeLiabilitiesAtFairValueTableTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfDerivativeLiabilitiesAtFairValueTableTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfDerivativeLiabilitiesAtFairValueTableTextBlock_1" xml:lang="en-US" id="label_ScheduleOfDerivativeLiabilitiesAtFairValueTableTextBlock_1">Schedule of Derivative Liabilities at Fair Value [Table Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfDerivativeLiabilitiesAtFairValueTableTextBlock" xlink:to="label_ScheduleOfDerivativeLiabilitiesAtFairValueTableTextBlock_1" xlink:title="label_ScheduleOfDerivativeLiabilitiesAtFairValueTableTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable" xlink:label="ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable" xlink:title="ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable" xml:lang="en-US" id="label_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable">Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable" xlink:to="label_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable" xlink:title="label_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock" xlink:label="ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock" xlink:title="ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock" xml:lang="en-US" id="label_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock">Summary of allocation of stock-based compensation expense related to share-based payment awards</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock" xlink:to="label_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock" xlink:title="label_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock_1" xml:lang="en-US" id="label_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock_1">Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock" xlink:to="label_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock_1" xlink:title="label_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:label="ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:title="ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xml:lang="en-US" id="label_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis">Investment, Name [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:to="label_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:title="label_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfEquityMethodInvestmentsLineItems" xlink:label="ScheduleOfEquityMethodInvestmentsLineItems" xlink:title="ScheduleOfEquityMethodInvestmentsLineItems" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfEquityMethodInvestmentsLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ScheduleOfEquityMethodInvestmentsLineItems" xml:lang="en-US" id="label_ScheduleOfEquityMethodInvestmentsLineItems">EQUITY METHOD INVESTMENT</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfEquityMethodInvestmentsLineItems" xlink:to="label_ScheduleOfEquityMethodInvestmentsLineItems" xlink:title="label_ScheduleOfEquityMethodInvestmentsLineItems" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfEquityMethodInvestmentsLineItems_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfEquityMethodInvestmentsLineItems_1" xml:lang="en-US" id="label_ScheduleOfEquityMethodInvestmentsLineItems_1">Schedule of Equity Method Investments [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfEquityMethodInvestmentsLineItems" xlink:to="label_ScheduleOfEquityMethodInvestmentsLineItems_1" xlink:title="label_ScheduleOfEquityMethodInvestmentsLineItems_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfEquityMethodInvestmentsTable" xlink:label="ScheduleOfEquityMethodInvestmentsTable" xlink:title="ScheduleOfEquityMethodInvestmentsTable" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfEquityMethodInvestmentsTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfEquityMethodInvestmentsTable" xml:lang="en-US" id="label_ScheduleOfEquityMethodInvestmentsTable">Schedule of Equity Method Investments [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfEquityMethodInvestmentsTable" xlink:to="label_ScheduleOfEquityMethodInvestmentsTable" xlink:title="label_ScheduleOfEquityMethodInvestmentsTable" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock" xlink:label="ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock" xlink:title="ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock" xml:lang="en-US" id="label_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock">Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock" xlink:to="label_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock" xlink:title="label_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_1" xml:lang="en-US" id="label_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_1">Schedule of financial instruments measured at fair value on recurring basis</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock" xlink:to="label_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_1" xlink:title="label_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfNonvestedShareActivityTableTextBlock" xlink:label="ScheduleOfNonvestedShareActivityTableTextBlock" xlink:title="ScheduleOfNonvestedShareActivityTableTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfNonvestedShareActivityTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ScheduleOfNonvestedShareActivityTableTextBlock" xml:lang="en-US" id="label_ScheduleOfNonvestedShareActivityTableTextBlock">Schedule of aggregate restricted stock activity</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfNonvestedShareActivityTableTextBlock" xlink:to="label_ScheduleOfNonvestedShareActivityTableTextBlock" xlink:title="label_ScheduleOfNonvestedShareActivityTableTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfNonvestedShareActivityTableTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfNonvestedShareActivityTableTextBlock_1" xml:lang="en-US" id="label_ScheduleOfNonvestedShareActivityTableTextBlock_1">Schedule of Nonvested Share Activity [Table Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfNonvestedShareActivityTableTextBlock" xlink:to="label_ScheduleOfNonvestedShareActivityTableTextBlock_1" xlink:title="label_ScheduleOfNonvestedShareActivityTableTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfPropertyPlantAndEquipmentTable" xlink:label="ScheduleOfPropertyPlantAndEquipmentTable" xlink:title="ScheduleOfPropertyPlantAndEquipmentTable" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfPropertyPlantAndEquipmentTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfPropertyPlantAndEquipmentTable" xml:lang="en-US" id="label_ScheduleOfPropertyPlantAndEquipmentTable">Property, Plant and Equipment [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfPropertyPlantAndEquipmentTable" xlink:to="label_ScheduleOfPropertyPlantAndEquipmentTable" xlink:title="label_ScheduleOfPropertyPlantAndEquipmentTable" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfQuarterlyFinancialInformationTableTextBlock" xlink:label="ScheduleOfQuarterlyFinancialInformationTableTextBlock" xlink:title="ScheduleOfQuarterlyFinancialInformationTableTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfQuarterlyFinancialInformationTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ScheduleOfQuarterlyFinancialInformationTableTextBlock" xml:lang="en-US" id="label_ScheduleOfQuarterlyFinancialInformationTableTextBlock">Schedule of selected quarterly financial information (unaudited)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfQuarterlyFinancialInformationTableTextBlock" xlink:to="label_ScheduleOfQuarterlyFinancialInformationTableTextBlock" xlink:title="label_ScheduleOfQuarterlyFinancialInformationTableTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfQuarterlyFinancialInformationTableTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfQuarterlyFinancialInformationTableTextBlock_1" xml:lang="en-US" id="label_ScheduleOfQuarterlyFinancialInformationTableTextBlock_1">Schedule of Quarterly Financial Information [Table Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfQuarterlyFinancialInformationTableTextBlock" xlink:to="label_ScheduleOfQuarterlyFinancialInformationTableTextBlock_1" xlink:title="label_ScheduleOfQuarterlyFinancialInformationTableTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable" xlink:label="ScheduleOfRelatedPartyTransactionsByRelatedPartyTable" xlink:title="ScheduleOfRelatedPartyTransactionsByRelatedPartyTable" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable" xml:lang="en-US" id="label_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable">Schedule of Related Party Transactions, by Related Party [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfRelatedPartyTransactionsByRelatedPartyTable" xlink:to="label_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable" xlink:title="label_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfRestrictedCashAndCashEquivalentsTable" xlink:label="ScheduleOfRestrictedCashAndCashEquivalentsTable" xlink:title="ScheduleOfRestrictedCashAndCashEquivalentsTable" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfRestrictedCashAndCashEquivalentsTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfRestrictedCashAndCashEquivalentsTable" xml:lang="en-US" id="label_ScheduleOfRestrictedCashAndCashEquivalentsTable">Schedule of Restricted Cash and Cash Equivalents [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfRestrictedCashAndCashEquivalentsTable" xlink:to="label_ScheduleOfRestrictedCashAndCashEquivalentsTable" xlink:title="label_ScheduleOfRestrictedCashAndCashEquivalentsTable" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfRestrictedCashAndCashEquivalentsTextBlock" xlink:label="ScheduleOfRestrictedCashAndCashEquivalentsTextBlock" xlink:title="ScheduleOfRestrictedCashAndCashEquivalentsTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfRestrictedCashAndCashEquivalentsTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ScheduleOfRestrictedCashAndCashEquivalentsTextBlock" xml:lang="en-US" id="label_ScheduleOfRestrictedCashAndCashEquivalentsTextBlock">Schedule of components of restricted cash</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfRestrictedCashAndCashEquivalentsTextBlock" xlink:to="label_ScheduleOfRestrictedCashAndCashEquivalentsTextBlock" xlink:title="label_ScheduleOfRestrictedCashAndCashEquivalentsTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfRestrictedCashAndCashEquivalentsTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfRestrictedCashAndCashEquivalentsTextBlock_1" xml:lang="en-US" id="label_ScheduleOfRestrictedCashAndCashEquivalentsTextBlock_1">Schedule of Restricted Cash and Cash Equivalents [Table Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfRestrictedCashAndCashEquivalentsTextBlock" xlink:to="label_ScheduleOfRestrictedCashAndCashEquivalentsTextBlock_1" xlink:title="label_ScheduleOfRestrictedCashAndCashEquivalentsTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfRestructuringAndRelatedCostsTable" xlink:label="ScheduleOfRestructuringAndRelatedCostsTable" xlink:title="ScheduleOfRestructuringAndRelatedCostsTable" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfRestructuringAndRelatedCostsTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfRestructuringAndRelatedCostsTable" xml:lang="en-US" id="label_ScheduleOfRestructuringAndRelatedCostsTable">Schedule of Restructuring and Related Costs [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfRestructuringAndRelatedCostsTable" xlink:to="label_ScheduleOfRestructuringAndRelatedCostsTable" xlink:title="label_ScheduleOfRestructuringAndRelatedCostsTable" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfRestructuringReserveByTypeOfCostTextBlock" xlink:label="ScheduleOfRestructuringReserveByTypeOfCostTextBlock" xlink:title="ScheduleOfRestructuringReserveByTypeOfCostTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfRestructuringReserveByTypeOfCostTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ScheduleOfRestructuringReserveByTypeOfCostTextBlock" xml:lang="en-US" id="label_ScheduleOfRestructuringReserveByTypeOfCostTextBlock">Summary of components of outstanding restructuring liability</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfRestructuringReserveByTypeOfCostTextBlock" xlink:to="label_ScheduleOfRestructuringReserveByTypeOfCostTextBlock" xlink:title="label_ScheduleOfRestructuringReserveByTypeOfCostTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfRestructuringReserveByTypeOfCostTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfRestructuringReserveByTypeOfCostTextBlock_1" xml:lang="en-US" id="label_ScheduleOfRestructuringReserveByTypeOfCostTextBlock_1">Schedule of Restructuring Reserve by Type of Cost [Table Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfRestructuringReserveByTypeOfCostTextBlock" xlink:to="label_ScheduleOfRestructuringReserveByTypeOfCostTextBlock_1" xlink:title="label_ScheduleOfRestructuringReserveByTypeOfCostTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationActivityTableTextBlock" xlink:label="ScheduleOfShareBasedCompensationActivityTableTextBlock" xlink:title="ScheduleOfShareBasedCompensationActivityTableTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfShareBasedCompensationActivityTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ScheduleOfShareBasedCompensationActivityTableTextBlock" xml:lang="en-US" id="label_ScheduleOfShareBasedCompensationActivityTableTextBlock">Schedule of aggregate option and award activity</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfShareBasedCompensationActivityTableTextBlock" xlink:to="label_ScheduleOfShareBasedCompensationActivityTableTextBlock" xlink:title="label_ScheduleOfShareBasedCompensationActivityTableTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfShareBasedCompensationActivityTableTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfShareBasedCompensationActivityTableTextBlock_1" xml:lang="en-US" id="label_ScheduleOfShareBasedCompensationActivityTableTextBlock_1">Schedule of Share-based Compensation, Activity [Table Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfShareBasedCompensationActivityTableTextBlock" xlink:to="label_ScheduleOfShareBasedCompensationActivityTableTextBlock_1" xlink:title="label_ScheduleOfShareBasedCompensationActivityTableTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:label="ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:title="ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xml:lang="en-US" id="label_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable">Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:to="label_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:title="label_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTable" xlink:label="ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTable" xlink:title="ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTable" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTable" xml:lang="en-US" id="label_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTable">Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTable" xlink:to="label_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTable" xlink:title="label_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTable" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTextBlock" xlink:label="ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTextBlock" xlink:title="ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTextBlock" xml:lang="en-US" id="label_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTextBlock">Schedule of information about stock options outstanding by exercise price range</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTextBlock" xlink:to="label_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTextBlock" xlink:title="label_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTextBlock_1" xml:lang="en-US" id="label_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTextBlock_1">Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range [Table Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTextBlock" xlink:to="label_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTextBlock_1" xlink:title="label_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfShareBasedGoodsAndNonemployeeServicesTransactionTable" xlink:label="ScheduleOfShareBasedGoodsAndNonemployeeServicesTransactionTable" xlink:title="ScheduleOfShareBasedGoodsAndNonemployeeServicesTransactionTable" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfShareBasedGoodsAndNonemployeeServicesTransactionTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfShareBasedGoodsAndNonemployeeServicesTransactionTable" xml:lang="en-US" id="label_ScheduleOfShareBasedGoodsAndNonemployeeServicesTransactionTable">Schedule of Share-based Goods and Nonemployee Services Transaction [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfShareBasedGoodsAndNonemployeeServicesTransactionTable" xlink:to="label_ScheduleOfShareBasedGoodsAndNonemployeeServicesTransactionTable" xlink:title="label_ScheduleOfShareBasedGoodsAndNonemployeeServicesTransactionTable" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfShareBasedPaymentAwardEmployeeStockPurchasePlanValuationAssumptionsTableTextBlock" xlink:label="ScheduleOfShareBasedPaymentAwardEmployeeStockPurchasePlanValuationAssumptionsTableTextBlock" xlink:title="ScheduleOfShareBasedPaymentAwardEmployeeStockPurchasePlanValuationAssumptionsTableTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfShareBasedPaymentAwardEmployeeStockPurchasePlanValuationAssumptionsTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ScheduleOfShareBasedPaymentAwardEmployeeStockPurchasePlanValuationAssumptionsTableTextBlock" xml:lang="en-US" id="label_ScheduleOfShareBasedPaymentAwardEmployeeStockPurchasePlanValuationAssumptionsTableTextBlock">Schedule of assumptions used to estimate the fair value of employee stock purchases under the Purchase Plan</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfShareBasedPaymentAwardEmployeeStockPurchasePlanValuationAssumptionsTableTextBlock" xlink:to="label_ScheduleOfShareBasedPaymentAwardEmployeeStockPurchasePlanValuationAssumptionsTableTextBlock" xlink:title="label_ScheduleOfShareBasedPaymentAwardEmployeeStockPurchasePlanValuationAssumptionsTableTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfShareBasedPaymentAwardEmployeeStockPurchasePlanValuationAssumptionsTableTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfShareBasedPaymentAwardEmployeeStockPurchasePlanValuationAssumptionsTableTextBlock_1" xml:lang="en-US" id="label_ScheduleOfShareBasedPaymentAwardEmployeeStockPurchasePlanValuationAssumptionsTableTextBlock_1">Schedule of Share-based Payment Award, Employee Stock Purchase Plan, Valuation Assumptions [Table Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfShareBasedPaymentAwardEmployeeStockPurchasePlanValuationAssumptionsTableTextBlock" xlink:to="label_ScheduleOfShareBasedPaymentAwardEmployeeStockPurchasePlanValuationAssumptionsTableTextBlock_1" xlink:title="label_ScheduleOfShareBasedPaymentAwardEmployeeStockPurchasePlanValuationAssumptionsTableTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock" xlink:label="ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock" xlink:title="ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock" xml:lang="en-US" id="label_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock">Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock" xlink:to="label_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock" xlink:title="label_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock_1" xml:lang="en-US" id="label_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock_1">Schedule of assumptions used to estimate the fair value of stock options granted</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock" xlink:to="label_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock_1" xlink:title="label_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfStockByClassTable" xlink:label="ScheduleOfStockByClassTable" xlink:title="ScheduleOfStockByClassTable" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfStockByClassTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfStockByClassTable" xml:lang="en-US" id="label_ScheduleOfStockByClassTable">Schedule of Stock by Class [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfStockByClassTable" xlink:to="label_ScheduleOfStockByClassTable" xlink:title="label_ScheduleOfStockByClassTable" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock" xlink:label="ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock" xlink:title="ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock" xml:lang="en-US" id="label_ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock">Schedule of warrants outstanding to purchase common stock and classified as equity</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock" xlink:to="label_ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock" xlink:title="label_ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock_1" xml:lang="en-US" id="label_ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock_1">Schedule of Stockholders' Equity Note, Warrants or Rights [Table Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock" xlink:to="label_ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock_1" xlink:title="label_ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfUnrecognizedTaxBenefitsRollForwardTableTextBlock" xlink:label="ScheduleOfUnrecognizedTaxBenefitsRollForwardTableTextBlock" xlink:title="ScheduleOfUnrecognizedTaxBenefitsRollForwardTableTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfUnrecognizedTaxBenefitsRollForwardTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ScheduleOfUnrecognizedTaxBenefitsRollForwardTableTextBlock" xml:lang="en-US" id="label_ScheduleOfUnrecognizedTaxBenefitsRollForwardTableTextBlock">Schedule of reconciliation of the beginning and ending amounts of unrecognized tax benefits</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfUnrecognizedTaxBenefitsRollForwardTableTextBlock" xlink:to="label_ScheduleOfUnrecognizedTaxBenefitsRollForwardTableTextBlock" xlink:title="label_ScheduleOfUnrecognizedTaxBenefitsRollForwardTableTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfUnrecognizedTaxBenefitsRollForwardTableTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfUnrecognizedTaxBenefitsRollForwardTableTextBlock_1" xml:lang="en-US" id="label_ScheduleOfUnrecognizedTaxBenefitsRollForwardTableTextBlock_1">Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfUnrecognizedTaxBenefitsRollForwardTableTextBlock" xlink:to="label_ScheduleOfUnrecognizedTaxBenefitsRollForwardTableTextBlock_1" xlink:title="label_ScheduleOfUnrecognizedTaxBenefitsRollForwardTableTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SegmentReportingAbstract" xlink:label="SegmentReportingAbstract" xlink:title="SegmentReportingAbstract" />
    <link:label xlink:type="resource" xlink:label="label_SegmentReportingAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SegmentReportingAbstract" xml:lang="en-US" id="label_SegmentReportingAbstract">SEGMENT INFORMATION</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SegmentReportingAbstract" xlink:to="label_SegmentReportingAbstract" xlink:title="label_SegmentReportingAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SegmentReportingDisclosureTextBlock" xlink:label="SegmentReportingDisclosureTextBlock" xlink:title="SegmentReportingDisclosureTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_SegmentReportingDisclosureTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SegmentReportingDisclosureTextBlock" xml:lang="en-US" id="label_SegmentReportingDisclosureTextBlock">SEGMENT INFORMATION</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SegmentReportingDisclosureTextBlock" xlink:to="label_SegmentReportingDisclosureTextBlock" xlink:title="label_SegmentReportingDisclosureTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_SegmentReportingDisclosureTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SegmentReportingDisclosureTextBlock_1" xml:lang="en-US" id="label_SegmentReportingDisclosureTextBlock_1">Segment Reporting Disclosure [Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SegmentReportingDisclosureTextBlock" xlink:to="label_SegmentReportingDisclosureTextBlock_1" xlink:title="label_SegmentReportingDisclosureTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensation" xlink:label="ShareBasedCompensation" xlink:title="ShareBasedCompensation" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensation" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensation" xml:lang="en-US" id="label_ShareBasedCompensation">Stock-based compensation for employees and directors</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensation" xlink:to="label_ShareBasedCompensation" xlink:title="label_ShareBasedCompensation" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensation_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensation_1" xml:lang="en-US" id="label_ShareBasedCompensation_1">Share-based Compensation</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensation" xlink:to="label_ShareBasedCompensation_1" xlink:title="label_ShareBasedCompensation_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1">Vesting period of awards</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_1">Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_1" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_1">Canceled/forfeited (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_2" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_2">Awards canceled/repurchased (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_2" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_2" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue">Canceled/forfeited (in dollars per share)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_1">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod">Awards granted (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_1">Granted (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_2" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_2">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_2" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_2" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue">Granted (in dollars per share)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_1">Weighted average estimated fair value of purchase rights (in dollars per share)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_2" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_2">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_2" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_2" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_1" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_1">Non-vested restricted stock at the beginning of the period (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_2" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_2" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_2">Non-vested restricted stock at the end of the period (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_2" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_2" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward">Number of Shares</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_1">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue">Non-vested restricted stock at the beginning of the period (in dollars per share)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_1" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_1">Non-vested restricted stock at the end of the period (in dollars per share)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_2" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_2">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_2" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_2" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms">Non-vested restricted stock at the end of the period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms_1">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Outstanding, Weighted Average Remaining Contractual Terms</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod">Vested (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_1">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue">Total fair value of restricted stock that vested</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue_1">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_1">Vested (in dollars per share)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract">Assumptions used to estimate fair value of awards</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_1">Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions and Methodology [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate">Dividend yield (as a percent)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_1">Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xlink:label="SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xlink:title="SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" />
    <link:label xlink:type="resource" xlink:label="label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xml:lang="en-US" id="label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1">Expected term</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xlink:to="label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xlink:title="label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" />
    <link:label xlink:type="resource" xlink:label="label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_1" xml:lang="en-US" id="label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_1">Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xlink:to="label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_1" xlink:title="label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate">Expected volatility (as a percent)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_1">Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum">Expected volatility range, maximum (as a percent)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum_1">Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate, Maximum</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum">Expected volatility range, minimum (as a percent)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum_1">Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate, Minimum</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum">Risk-free interest rate range, maximum (as a percent)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum_1">Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate, Maximum</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum">Risk-free interest rate range, minimum (as a percent)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum_1">Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate, Minimum</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems">Stock-Based Compensation</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1">STOCKHOLDERS' EQUITY</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_2" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_2">Share-based Compensation Arrangement by Share-based Payment Award [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_2" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_2" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized">Shares of common stock reserved for issuance</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_1">Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant">Balance at the beginning of the period (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_1" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_1">Balance at the end of the period (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_2" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_2" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_2">Shares that were available for issuance</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_2" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_2" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_3" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_3">Options and awards available for grant (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_3" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_3" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_4" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_4">Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_4" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_4" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1" xlink:label="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1" xlink:title="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1" />
    <link:label xlink:type="resource" xlink:label="label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1" xml:lang="en-US" id="label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1">Options exercisable at the end of the period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1" xlink:to="label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1" xlink:title="label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1" />
    <link:label xlink:type="resource" xlink:label="label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_1" xml:lang="en-US" id="label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_1">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1" xlink:to="label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_1" xlink:title="label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber">Options exercisable at the end of the period (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_1">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_1">Options exercisable at the end of the period (in dollars per share)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1" xlink:label="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1" xlink:title="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1" />
    <link:label xlink:type="resource" xlink:label="label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1" xml:lang="en-US" id="label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1">Options exercisable at the end of the period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1" xlink:to="label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1" xlink:title="label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1" />
    <link:label xlink:type="resource" xlink:label="label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_1" xml:lang="en-US" id="label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_1">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1" xlink:to="label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_1" xlink:title="label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue">Total pretax intrinsic value of stock options exercised (in dollars)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_1">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod">Options canceled/forfeited (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_1" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_1">Options canceled/forfeited (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_2" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_2">Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_2" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_2" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross">Options granted (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_1">Options granted (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_2" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_2">Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_2" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_2" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue">Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_1">Weighted average estimated fair value of employee stock options granted (in dollars per share)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue">Balance at the end of the period (in dollars)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_1">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber">Number of Shares</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_1">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward">Number of Shares</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_1">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice">Exercise Price (in dollars per share)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_1">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward">Weighted Average Exercise Price Per Share</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_1">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2" xlink:label="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2" xlink:title="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2" />
    <link:label xlink:type="resource" xlink:label="label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2" xml:lang="en-US" id="label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2">Balance at the end of the period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2" xlink:to="label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2" xlink:title="label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2" />
    <link:label xlink:type="resource" xlink:label="label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_1" xml:lang="en-US" id="label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_1">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2" xlink:to="label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_1" xlink:title="label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue">Options fully vested and expected to vest at the end of the period (in dollars)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue_1">Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Aggregate Intrinsic Value</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber">Options fully vested and expected to vest at the end of the period (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber_1">Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Number</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice">Options fully vested and expected to vest at the end of the period (in dollars per share)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice_1">Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Exercise Price</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1" xlink:label="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1" xlink:title="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1" />
    <link:label xlink:type="resource" xlink:label="label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1" xml:lang="en-US" id="label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1">Options fully vested and expected to vest at the end of the period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1" xlink:to="label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1" xlink:title="label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1" />
    <link:label xlink:type="resource" xlink:label="label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1_1" xml:lang="en-US" id="label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1_1">Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Remaining Contractual Term</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1" xlink:to="label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1_1" xlink:title="label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationIncrementalCompensationCost" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationIncrementalCompensationCost" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationIncrementalCompensationCost" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationIncrementalCompensationCost" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationIncrementalCompensationCost" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationIncrementalCompensationCost">Share-based Compensation Arrangement by Share-based Payment Award, Plan Modification, Incremental Compensation Cost</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationIncrementalCompensationCost" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationIncrementalCompensationCost" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationIncrementalCompensationCost" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationIncrementalCompensationCost_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationIncrementalCompensationCost_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationIncrementalCompensationCost_1">Stock-based compensation expense related to extension of the post-termination exercise period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationIncrementalCompensationCost" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationIncrementalCompensationCost_1" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationIncrementalCompensationCost_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationIncrementalCompensationCost_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationIncrementalCompensationCost_2" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationIncrementalCompensationCost_2">Modifications to the Post-termination exercise period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationIncrementalCompensationCost" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationIncrementalCompensationCost_2" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationIncrementalCompensationCost_2" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent" xlink:label="SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent" xlink:title="SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent" />
    <link:label xlink:type="resource" xlink:label="label_SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent" xml:lang="en-US" id="label_SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent">Percentage applied to common stock market value in calculating purchase price under purchase plan</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent" xlink:to="label_SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent" xlink:title="label_SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent" />
    <link:label xlink:type="resource" xlink:label="label_SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent_1" xml:lang="en-US" id="label_SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent_1">Exercise price of options as a percentage of fair market value</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent" xlink:to="label_SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent_1" xlink:title="label_SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent_1" />
    <link:label xlink:type="resource" xlink:label="label_SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent_2" xml:lang="en-US" id="label_SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent_2">Share-based Compensation Arrangement by Share-based Payment Award, Purchase Price of Common Stock, Percent</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent" xlink:to="label_SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent_2" xlink:title="label_SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent_2" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:label="ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:title="ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xml:lang="en-US" id="label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain">Equity Award [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:to="label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:title="label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" xlink:label="ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" xlink:title="ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" xml:lang="en-US" id="label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice">Options exercised (in dollars per share)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" xlink:to="label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" xlink:title="label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_1">Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" xlink:to="label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_1" xlink:title="label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice" xlink:label="ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice" xlink:title="ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice" xml:lang="en-US" id="label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice">Share-based Compensation Arrangements by Share-based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice" xlink:to="label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice" xlink:title="label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice_1">Options canceled/forfeited (in dollars per share)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice" xlink:to="label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice_1" xlink:title="label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" xlink:label="ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" xlink:title="ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" xml:lang="en-US" id="label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice">Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" xlink:to="label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" xlink:title="label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_1">Options granted (in dollars per share)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" xlink:to="label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_1" xlink:title="label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy" xlink:label="ShareBasedCompensationOptionAndIncentivePlansPolicy" xlink:title="ShareBasedCompensationOptionAndIncentivePlansPolicy" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationOptionAndIncentivePlansPolicy" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationOptionAndIncentivePlansPolicy" xml:lang="en-US" id="label_ShareBasedCompensationOptionAndIncentivePlansPolicy">Stock-Based Compensation</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationOptionAndIncentivePlansPolicy" xlink:to="label_ShareBasedCompensationOptionAndIncentivePlansPolicy" xlink:title="label_ShareBasedCompensationOptionAndIncentivePlansPolicy" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationOptionAndIncentivePlansPolicy_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationOptionAndIncentivePlansPolicy_1" xml:lang="en-US" id="label_ShareBasedCompensationOptionAndIncentivePlansPolicy_1">Share-based Compensation, Option and Incentive Plans Policy [Policy Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationOptionAndIncentivePlansPolicy" xlink:to="label_ShareBasedCompensationOptionAndIncentivePlansPolicy_1" xlink:title="label_ShareBasedCompensationOptionAndIncentivePlansPolicy_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis" xlink:label="ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis" xlink:title="ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis" xml:lang="en-US" id="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis">Exercise Price Range [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis" xlink:to="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis" xlink:title="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeDomain" xlink:label="ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeDomain" xlink:title="ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeDomain" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeDomain" xml:lang="en-US" id="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeDomain">Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeDomain" xlink:to="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeDomain" xlink:title="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeDomain" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeEndOfPeriodAbstract" xlink:label="ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeEndOfPeriodAbstract" xlink:title="ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeEndOfPeriodAbstract" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeEndOfPeriodAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeEndOfPeriodAbstract" xml:lang="en-US" id="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeEndOfPeriodAbstract">Options Outstanding</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeEndOfPeriodAbstract" xlink:to="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeEndOfPeriodAbstract" xlink:title="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeEndOfPeriodAbstract" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeEndOfPeriodAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeEndOfPeriodAbstract_1" xml:lang="en-US" id="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeEndOfPeriodAbstract_1">Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, End of Period [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeEndOfPeriodAbstract" xlink:to="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeEndOfPeriodAbstract_1" xlink:title="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeEndOfPeriodAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems" xlink:label="ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems" xlink:title="ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems" xml:lang="en-US" id="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems">Exercise Price Range</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems" xlink:to="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems" xlink:title="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems_1" xml:lang="en-US" id="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems_1">Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems" xlink:to="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems_1" xlink:title="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLowerRangeLimit" xlink:label="ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLowerRangeLimit" xlink:title="ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLowerRangeLimit" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLowerRangeLimit" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLowerRangeLimit" xml:lang="en-US" id="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLowerRangeLimit">Exercise price, low end of range (in dollars per share)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLowerRangeLimit" xlink:to="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLowerRangeLimit" xlink:title="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLowerRangeLimit" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLowerRangeLimit_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLowerRangeLimit_1" xml:lang="en-US" id="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLowerRangeLimit_1">Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Lower Range Limit</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLowerRangeLimit" xlink:to="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLowerRangeLimit_1" xlink:title="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLowerRangeLimit_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions" xlink:label="ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions" xlink:title="ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions" xml:lang="en-US" id="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions">Number of Shares</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions" xlink:to="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions" xlink:title="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions_1" xml:lang="en-US" id="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions_1">Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Number of Outstanding Options</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions" xlink:to="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions_1" xlink:title="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageExercisePriceBeginningBalance1" xlink:label="SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageExercisePriceBeginningBalance1" xlink:title="SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageExercisePriceBeginningBalance1" />
    <link:label xlink:type="resource" xlink:label="label_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageExercisePriceBeginningBalance1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageExercisePriceBeginningBalance1" xml:lang="en-US" id="label_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageExercisePriceBeginningBalance1">Weighted Average Exercise Price Per Share (in dollars per share)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageExercisePriceBeginningBalance1" xlink:to="label_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageExercisePriceBeginningBalance1" xlink:title="label_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageExercisePriceBeginningBalance1" />
    <link:label xlink:type="resource" xlink:label="label_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageExercisePriceBeginningBalance1_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageExercisePriceBeginningBalance1_1" xml:lang="en-US" id="label_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageExercisePriceBeginningBalance1_1">Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Outstanding Options, Weighted Average Exercise Price</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageExercisePriceBeginningBalance1" xlink:to="label_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageExercisePriceBeginningBalance1_1" xlink:title="label_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageExercisePriceBeginningBalance1_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageRemainingContractualTerm2" xlink:label="SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageRemainingContractualTerm2" xlink:title="SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageRemainingContractualTerm2" />
    <link:label xlink:type="resource" xlink:label="label_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageRemainingContractualTerm2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageRemainingContractualTerm2" xml:lang="en-US" id="label_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageRemainingContractualTerm2">Weighted Average Remaining Contractual Life</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageRemainingContractualTerm2" xlink:to="label_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageRemainingContractualTerm2" xlink:title="label_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageRemainingContractualTerm2" />
    <link:label xlink:type="resource" xlink:label="label_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageRemainingContractualTerm2_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageRemainingContractualTerm2_1" xml:lang="en-US" id="label_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageRemainingContractualTerm2_1">Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Outstanding Options, Weighted Average Remaining Contractual Term</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageRemainingContractualTerm2" xlink:to="label_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageRemainingContractualTerm2_1" xlink:title="label_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageRemainingContractualTerm2_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeUpperRangeLimit" xlink:label="ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeUpperRangeLimit" xlink:title="ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeUpperRangeLimit" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeUpperRangeLimit" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeUpperRangeLimit" xml:lang="en-US" id="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeUpperRangeLimit">Exercise price, high end of range (in dollars per share)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeUpperRangeLimit" xlink:to="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeUpperRangeLimit" xlink:title="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeUpperRangeLimit" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeUpperRangeLimit_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeUpperRangeLimit_1" xml:lang="en-US" id="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeUpperRangeLimit_1">Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Upper Range Limit</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeUpperRangeLimit" xlink:to="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeUpperRangeLimit_1" xlink:title="label_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeUpperRangeLimit_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis" xlink:label="ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis" xlink:title="ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis" xml:lang="en-US" id="label_ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis">Supplier [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis" xlink:to="label_ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis" xlink:title="label_ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionLineItems" xlink:label="ShareBasedGoodsAndNonemployeeServicesTransactionLineItems" xlink:title="ShareBasedGoodsAndNonemployeeServicesTransactionLineItems" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedGoodsAndNonemployeeServicesTransactionLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedGoodsAndNonemployeeServicesTransactionLineItems" xml:lang="en-US" id="label_ShareBasedGoodsAndNonemployeeServicesTransactionLineItems">Fair Value Measurement</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedGoodsAndNonemployeeServicesTransactionLineItems" xlink:to="label_ShareBasedGoodsAndNonemployeeServicesTransactionLineItems" xlink:title="label_ShareBasedGoodsAndNonemployeeServicesTransactionLineItems" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedGoodsAndNonemployeeServicesTransactionLineItems_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_ShareBasedGoodsAndNonemployeeServicesTransactionLineItems_1" xml:lang="en-US" id="label_ShareBasedGoodsAndNonemployeeServicesTransactionLineItems_1">Fair Value of Derivatives</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedGoodsAndNonemployeeServicesTransactionLineItems" xlink:to="label_ShareBasedGoodsAndNonemployeeServicesTransactionLineItems_1" xlink:title="label_ShareBasedGoodsAndNonemployeeServicesTransactionLineItems_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedGoodsAndNonemployeeServicesTransactionLineItems_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedGoodsAndNonemployeeServicesTransactionLineItems_2" xml:lang="en-US" id="label_ShareBasedGoodsAndNonemployeeServicesTransactionLineItems_2">Share-based Goods and Nonemployee Services Transaction [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedGoodsAndNonemployeeServicesTransactionLineItems" xlink:to="label_ShareBasedGoodsAndNonemployeeServicesTransactionLineItems_2" xlink:title="label_ShareBasedGoodsAndNonemployeeServicesTransactionLineItems_2" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionQuantityOfSecuritiesIssued" xlink:label="ShareBasedGoodsAndNonemployeeServicesTransactionQuantityOfSecuritiesIssued" xlink:title="ShareBasedGoodsAndNonemployeeServicesTransactionQuantityOfSecuritiesIssued" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedGoodsAndNonemployeeServicesTransactionQuantityOfSecuritiesIssued" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedGoodsAndNonemployeeServicesTransactionQuantityOfSecuritiesIssued" xml:lang="en-US" id="label_ShareBasedGoodsAndNonemployeeServicesTransactionQuantityOfSecuritiesIssued">Awards issued (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedGoodsAndNonemployeeServicesTransactionQuantityOfSecuritiesIssued" xlink:to="label_ShareBasedGoodsAndNonemployeeServicesTransactionQuantityOfSecuritiesIssued" xlink:title="label_ShareBasedGoodsAndNonemployeeServicesTransactionQuantityOfSecuritiesIssued" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedGoodsAndNonemployeeServicesTransactionQuantityOfSecuritiesIssued_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedGoodsAndNonemployeeServicesTransactionQuantityOfSecuritiesIssued_1" xml:lang="en-US" id="label_ShareBasedGoodsAndNonemployeeServicesTransactionQuantityOfSecuritiesIssued_1">Share-based Goods and Nonemployee Services Transaction, Quantity of Securities Issued</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedGoodsAndNonemployeeServicesTransactionQuantityOfSecuritiesIssued" xlink:to="label_ShareBasedGoodsAndNonemployeeServicesTransactionQuantityOfSecuritiesIssued_1" xlink:title="label_ShareBasedGoodsAndNonemployeeServicesTransactionQuantityOfSecuritiesIssued_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionSupplierDomain" xlink:label="ShareBasedGoodsAndNonemployeeServicesTransactionSupplierDomain" xlink:title="ShareBasedGoodsAndNonemployeeServicesTransactionSupplierDomain" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedGoodsAndNonemployeeServicesTransactionSupplierDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedGoodsAndNonemployeeServicesTransactionSupplierDomain" xml:lang="en-US" id="label_ShareBasedGoodsAndNonemployeeServicesTransactionSupplierDomain">Share-based Goods and Nonemployee Services Transaction, Supplier [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedGoodsAndNonemployeeServicesTransactionSupplierDomain" xlink:to="label_ShareBasedGoodsAndNonemployeeServicesTransactionSupplierDomain" xlink:title="label_ShareBasedGoodsAndNonemployeeServicesTransactionSupplierDomain" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedDividendRate" xlink:label="ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedDividendRate" xlink:title="ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedDividendRate" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedDividendRate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedDividendRate" xml:lang="en-US" id="label_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedDividendRate">Dividend yield (as a percent)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedDividendRate" xlink:to="label_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedDividendRate" xlink:title="label_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedDividendRate" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedDividendRate_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedDividendRate_1" xml:lang="en-US" id="label_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedDividendRate_1">Share-based Goods and Nonemployee Services Transaction, Valuation Method, Expected Dividend Rate</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedDividendRate" xlink:to="label_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedDividendRate_1" xlink:title="label_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedDividendRate_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedTerm1" xlink:label="ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedTerm1" xlink:title="ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedTerm1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedTerm1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedTerm1" xml:lang="en-US" id="label_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedTerm1">Expected term</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedTerm1" xlink:to="label_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedTerm1" xlink:title="label_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedTerm1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedTerm1_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedTerm1_1" xml:lang="en-US" id="label_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedTerm1_1">Share-based Goods and Nonemployee Services Transaction, Valuation Method, Expected Term</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedTerm1" xlink:to="label_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedTerm1_1" xlink:title="label_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedTerm1_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedVolatilityRate" xlink:label="ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedVolatilityRate" xlink:title="ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedVolatilityRate" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedVolatilityRate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedVolatilityRate" xml:lang="en-US" id="label_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedVolatilityRate">Expected volatility (as a percent)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedVolatilityRate" xlink:to="label_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedVolatilityRate" xlink:title="label_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedVolatilityRate" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedVolatilityRate_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedVolatilityRate_1" xml:lang="en-US" id="label_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedVolatilityRate_1">Share-based Goods and Nonemployee Services Transaction, Valuation Method, Expected Volatility Rate</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedVolatilityRate" xlink:to="label_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedVolatilityRate_1" xlink:title="label_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedVolatilityRate_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodRiskFreeInterestRate" xlink:label="ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodRiskFreeInterestRate" xlink:title="ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodRiskFreeInterestRate" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodRiskFreeInterestRate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodRiskFreeInterestRate" xml:lang="en-US" id="label_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodRiskFreeInterestRate">Risk-free interest rate (as a percent)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodRiskFreeInterestRate" xlink:to="label_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodRiskFreeInterestRate" xlink:title="label_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodRiskFreeInterestRate" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodRiskFreeInterestRate_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodRiskFreeInterestRate_1" xml:lang="en-US" id="label_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodRiskFreeInterestRate_1">Share-based Goods and Nonemployee Services Transaction, Valuation Method, Risk Free Interest Rate</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodRiskFreeInterestRate" xlink:to="label_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodRiskFreeInterestRate_1" xlink:title="label_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodRiskFreeInterestRate_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareholdersEquityAndShareBasedPaymentsTextBlock" xlink:label="ShareholdersEquityAndShareBasedPaymentsTextBlock" xlink:title="ShareholdersEquityAndShareBasedPaymentsTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ShareholdersEquityAndShareBasedPaymentsTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareholdersEquityAndShareBasedPaymentsTextBlock" xml:lang="en-US" id="label_ShareholdersEquityAndShareBasedPaymentsTextBlock">STOCKHOLDERS' EQUITY</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareholdersEquityAndShareBasedPaymentsTextBlock" xlink:to="label_ShareholdersEquityAndShareBasedPaymentsTextBlock" xlink:title="label_ShareholdersEquityAndShareBasedPaymentsTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ShareholdersEquityAndShareBasedPaymentsTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareholdersEquityAndShareBasedPaymentsTextBlock_1" xml:lang="en-US" id="label_ShareholdersEquityAndShareBasedPaymentsTextBlock_1">Shareholders' Equity and Share-based Payments [Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareholdersEquityAndShareBasedPaymentsTextBlock" xlink:to="label_ShareholdersEquityAndShareBasedPaymentsTextBlock_1" xlink:title="label_ShareholdersEquityAndShareBasedPaymentsTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SharePrice" xlink:label="SharePrice" xlink:title="SharePrice" />
    <link:label xlink:type="resource" xlink:label="label_SharePrice" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SharePrice" xml:lang="en-US" id="label_SharePrice">Closing stock price (in dollars per share)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharePrice" xlink:to="label_SharePrice" xlink:title="label_SharePrice" />
    <link:label xlink:type="resource" xlink:label="label_SharePrice_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SharePrice_1" xml:lang="en-US" id="label_SharePrice_1">Share Price</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharePrice" xlink:to="label_SharePrice_1" xlink:title="label_SharePrice_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SharesIssued" xlink:label="SharesIssued" xlink:title="SharesIssued" />
    <link:label xlink:type="resource" xlink:label="label_SharesIssued" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SharesIssued" xml:lang="en-US" id="label_SharesIssued">Shares issued under plan</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharesIssued" xlink:to="label_SharesIssued" xlink:title="label_SharesIssued" />
    <link:label xlink:type="resource" xlink:label="label_SharesIssued_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SharesIssued_1" xml:lang="en-US" id="label_SharesIssued_1">Shares, Issued</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharesIssued" xlink:to="label_SharesIssued_1" xlink:title="label_SharesIssued_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StateAndLocalJurisdictionMember" xlink:label="StateAndLocalJurisdictionMember" xlink:title="StateAndLocalJurisdictionMember" />
    <link:label xlink:type="resource" xlink:label="label_StateAndLocalJurisdictionMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StateAndLocalJurisdictionMember" xml:lang="en-US" id="label_StateAndLocalJurisdictionMember">State</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StateAndLocalJurisdictionMember" xlink:to="label_StateAndLocalJurisdictionMember" xlink:title="label_StateAndLocalJurisdictionMember" />
    <link:label xlink:type="resource" xlink:label="label_StateAndLocalJurisdictionMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StateAndLocalJurisdictionMember_1" xml:lang="en-US" id="label_StateAndLocalJurisdictionMember_1">State and Local Jurisdiction [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StateAndLocalJurisdictionMember" xlink:to="label_StateAndLocalJurisdictionMember_1" xlink:title="label_StateAndLocalJurisdictionMember_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="StatementEquityComponentsAxis" xlink:title="StatementEquityComponentsAxis" />
    <link:label xlink:type="resource" xlink:label="label_StatementEquityComponentsAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StatementEquityComponentsAxis" xml:lang="en-US" id="label_StatementEquityComponentsAxis">Equity Components [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StatementEquityComponentsAxis" xlink:to="label_StatementEquityComponentsAxis" xlink:title="label_StatementEquityComponentsAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StatementLineItems" xlink:label="StatementLineItems" xlink:title="StatementLineItems" />
    <link:label xlink:type="resource" xlink:label="label_StatementLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StatementLineItems" xml:lang="en-US" id="label_StatementLineItems">Statement</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StatementLineItems" xlink:to="label_StatementLineItems" xlink:title="label_StatementLineItems" />
    <link:label xlink:type="resource" xlink:label="label_StatementLineItems_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StatementLineItems_1" xml:lang="en-US" id="label_StatementLineItems_1">Statement [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StatementLineItems" xlink:to="label_StatementLineItems_1" xlink:title="label_StatementLineItems_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StatementOfCashFlowsAbstract" xlink:label="StatementOfCashFlowsAbstract" xlink:title="StatementOfCashFlowsAbstract" />
    <link:label xlink:type="resource" xlink:label="label_StatementOfCashFlowsAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StatementOfCashFlowsAbstract" xml:lang="en-US" id="label_StatementOfCashFlowsAbstract">CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StatementOfCashFlowsAbstract" xlink:to="label_StatementOfCashFlowsAbstract" xlink:title="label_StatementOfCashFlowsAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StatementOfFinancialPositionAbstract" xlink:label="StatementOfFinancialPositionAbstract" xlink:title="StatementOfFinancialPositionAbstract" />
    <link:label xlink:type="resource" xlink:label="label_StatementOfFinancialPositionAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StatementOfFinancialPositionAbstract" xml:lang="en-US" id="label_StatementOfFinancialPositionAbstract">CONDENSED CONSOLIDATED BALANCE SHEETS</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StatementOfFinancialPositionAbstract" xlink:to="label_StatementOfFinancialPositionAbstract" xlink:title="label_StatementOfFinancialPositionAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract" xlink:label="StatementOfIncomeAndComprehensiveIncomeAbstract" xlink:title="StatementOfIncomeAndComprehensiveIncomeAbstract" />
    <link:label xlink:type="resource" xlink:label="label_StatementOfIncomeAndComprehensiveIncomeAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StatementOfIncomeAndComprehensiveIncomeAbstract" xml:lang="en-US" id="label_StatementOfIncomeAndComprehensiveIncomeAbstract">CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StatementOfIncomeAndComprehensiveIncomeAbstract" xlink:to="label_StatementOfIncomeAndComprehensiveIncomeAbstract" xlink:title="label_StatementOfIncomeAndComprehensiveIncomeAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StatementOfStockholdersEquityAbstract" xlink:label="StatementOfStockholdersEquityAbstract" xlink:title="StatementOfStockholdersEquityAbstract" />
    <link:label xlink:type="resource" xlink:label="label_StatementOfStockholdersEquityAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StatementOfStockholdersEquityAbstract" xml:lang="en-US" id="label_StatementOfStockholdersEquityAbstract">CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StatementOfStockholdersEquityAbstract" xlink:to="label_StatementOfStockholdersEquityAbstract" xlink:title="label_StatementOfStockholdersEquityAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StatementScenarioAxis" xlink:label="StatementScenarioAxis" xlink:title="StatementScenarioAxis" />
    <link:label xlink:type="resource" xlink:label="label_StatementScenarioAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StatementScenarioAxis" xml:lang="en-US" id="label_StatementScenarioAxis">Scenario [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StatementScenarioAxis" xlink:to="label_StatementScenarioAxis" xlink:title="label_StatementScenarioAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StatementTable" xlink:label="StatementTable" xlink:title="StatementTable" />
    <link:label xlink:type="resource" xlink:label="label_StatementTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StatementTable" xml:lang="en-US" id="label_StatementTable">Statement [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StatementTable" xlink:to="label_StatementTable" xlink:title="label_StatementTable" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StockholdersEquity" xlink:label="StockholdersEquity" xlink:title="StockholdersEquity" />
    <link:label xlink:type="resource" xlink:label="label_StockholdersEquity" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_StockholdersEquity" xml:lang="en-US" id="label_StockholdersEquity">Total stockholders' equity</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockholdersEquity" xlink:to="label_StockholdersEquity" xlink:title="label_StockholdersEquity" />
    <link:label xlink:type="resource" xlink:label="label_StockholdersEquity_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockholdersEquity_1" xml:lang="en-US" id="label_StockholdersEquity_1">Stockholders' Equity Attributable to Parent</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockholdersEquity" xlink:to="label_StockholdersEquity_1" xlink:title="label_StockholdersEquity_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StockholdersEquityAbstract" xlink:label="StockholdersEquityAbstract" xlink:title="StockholdersEquityAbstract" />
    <link:label xlink:type="resource" xlink:label="label_StockholdersEquityAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockholdersEquityAbstract" xml:lang="en-US" id="label_StockholdersEquityAbstract">Stockholders' equity:</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockholdersEquityAbstract" xlink:to="label_StockholdersEquityAbstract" xlink:title="label_StockholdersEquityAbstract" />
    <link:label xlink:type="resource" xlink:label="label_StockholdersEquityAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockholdersEquityAbstract_1" xml:lang="en-US" id="label_StockholdersEquityAbstract_1">Stockholders' Equity Attributable to Parent [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockholdersEquityAbstract" xlink:to="label_StockholdersEquityAbstract_1" xlink:title="label_StockholdersEquityAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StockholdersEquityNoteAbstract" xlink:label="StockholdersEquityNoteAbstract" xlink:title="StockholdersEquityNoteAbstract" />
    <link:label xlink:type="resource" xlink:label="label_StockholdersEquityNoteAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockholdersEquityNoteAbstract" xml:lang="en-US" id="label_StockholdersEquityNoteAbstract">STOCKHOLDERS' EQUITY</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockholdersEquityNoteAbstract" xlink:to="label_StockholdersEquityNoteAbstract" xlink:title="label_StockholdersEquityNoteAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StockholdersEquityPeriodIncreaseDecrease" xlink:label="StockholdersEquityPeriodIncreaseDecrease" xlink:title="StockholdersEquityPeriodIncreaseDecrease" />
    <link:label xlink:type="resource" xlink:label="label_StockholdersEquityPeriodIncreaseDecrease" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockholdersEquityPeriodIncreaseDecrease" xml:lang="en-US" id="label_StockholdersEquityPeriodIncreaseDecrease">Stockholders' Equity, Period Increase (Decrease)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockholdersEquityPeriodIncreaseDecrease" xlink:to="label_StockholdersEquityPeriodIncreaseDecrease" xlink:title="label_StockholdersEquityPeriodIncreaseDecrease" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StockholdersEquityPolicyTextBlock" xlink:label="StockholdersEquityPolicyTextBlock" xlink:title="StockholdersEquityPolicyTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_StockholdersEquityPolicyTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockholdersEquityPolicyTextBlock" xml:lang="en-US" id="label_StockholdersEquityPolicyTextBlock">Accumulated Other Comprehensive Income (Loss)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockholdersEquityPolicyTextBlock" xlink:to="label_StockholdersEquityPolicyTextBlock" xlink:title="label_StockholdersEquityPolicyTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_StockholdersEquityPolicyTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockholdersEquityPolicyTextBlock_1" xml:lang="en-US" id="label_StockholdersEquityPolicyTextBlock_1">Stockholders' Equity, Policy [Policy Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockholdersEquityPolicyTextBlock" xlink:to="label_StockholdersEquityPolicyTextBlock_1" xlink:title="label_StockholdersEquityPolicyTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesEmployeeBenefitPlan" xlink:label="StockIssuedDuringPeriodSharesEmployeeBenefitPlan" xlink:title="StockIssuedDuringPeriodSharesEmployeeBenefitPlan" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodSharesEmployeeBenefitPlan" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockIssuedDuringPeriodSharesEmployeeBenefitPlan" xml:lang="en-US" id="label_StockIssuedDuringPeriodSharesEmployeeBenefitPlan">401(k) contribution (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodSharesEmployeeBenefitPlan" xlink:to="label_StockIssuedDuringPeriodSharesEmployeeBenefitPlan" xlink:title="label_StockIssuedDuringPeriodSharesEmployeeBenefitPlan" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodSharesEmployeeBenefitPlan_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodSharesEmployeeBenefitPlan_1" xml:lang="en-US" id="label_StockIssuedDuringPeriodSharesEmployeeBenefitPlan_1">Stock Issued During Period, Shares, Employee Benefit Plan</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodSharesEmployeeBenefitPlan" xlink:to="label_StockIssuedDuringPeriodSharesEmployeeBenefitPlan_1" xlink:title="label_StockIssuedDuringPeriodSharesEmployeeBenefitPlan_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesNewIssues" xlink:label="StockIssuedDuringPeriodSharesNewIssues" xlink:title="StockIssuedDuringPeriodSharesNewIssues" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodSharesNewIssues" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_StockIssuedDuringPeriodSharesNewIssues" xml:lang="en-US" id="label_StockIssuedDuringPeriodSharesNewIssues">Issuance of common stock in connection with public offering, net of issuance costs of $6,300 (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodSharesNewIssues" xlink:to="label_StockIssuedDuringPeriodSharesNewIssues" xlink:title="label_StockIssuedDuringPeriodSharesNewIssues" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodSharesNewIssues_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodSharesNewIssues_1" xml:lang="en-US" id="label_StockIssuedDuringPeriodSharesNewIssues_1">Stock Issued During Period, Shares, New Issues</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodSharesNewIssues" xlink:to="label_StockIssuedDuringPeriodSharesNewIssues_1" xlink:title="label_StockIssuedDuringPeriodSharesNewIssues_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesPeriodIncreaseDecrease" xlink:label="StockIssuedDuringPeriodSharesPeriodIncreaseDecrease" xlink:title="StockIssuedDuringPeriodSharesPeriodIncreaseDecrease" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodSharesPeriodIncreaseDecrease" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodSharesPeriodIncreaseDecrease" xml:lang="en-US" id="label_StockIssuedDuringPeriodSharesPeriodIncreaseDecrease">Stock Issued During Period, Shares, Period Increase (Decrease)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodSharesPeriodIncreaseDecrease" xlink:to="label_StockIssuedDuringPeriodSharesPeriodIncreaseDecrease" xlink:title="label_StockIssuedDuringPeriodSharesPeriodIncreaseDecrease" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesPurchaseOfAssets" xlink:label="StockIssuedDuringPeriodSharesPurchaseOfAssets" xlink:title="StockIssuedDuringPeriodSharesPurchaseOfAssets" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodSharesPurchaseOfAssets" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockIssuedDuringPeriodSharesPurchaseOfAssets" xml:lang="en-US" id="label_StockIssuedDuringPeriodSharesPurchaseOfAssets">Issuance of common stock in connection with acquired in-process research technology (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodSharesPurchaseOfAssets" xlink:to="label_StockIssuedDuringPeriodSharesPurchaseOfAssets" xlink:title="label_StockIssuedDuringPeriodSharesPurchaseOfAssets" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodSharesPurchaseOfAssets_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_StockIssuedDuringPeriodSharesPurchaseOfAssets_1" xml:lang="en-US" id="label_StockIssuedDuringPeriodSharesPurchaseOfAssets_1">Shares of common stock issued against acquired in-process research and development</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodSharesPurchaseOfAssets" xlink:to="label_StockIssuedDuringPeriodSharesPurchaseOfAssets_1" xlink:title="label_StockIssuedDuringPeriodSharesPurchaseOfAssets_1" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodSharesPurchaseOfAssets_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodSharesPurchaseOfAssets_2" xml:lang="en-US" id="label_StockIssuedDuringPeriodSharesPurchaseOfAssets_2">Stock Issued During Period, Shares, Purchase of Assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodSharesPurchaseOfAssets" xlink:to="label_StockIssuedDuringPeriodSharesPurchaseOfAssets_2" xlink:title="label_StockIssuedDuringPeriodSharesPurchaseOfAssets_2" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardForfeited" xlink:label="StockIssuedDuringPeriodSharesRestrictedStockAwardForfeited" xlink:title="StockIssuedDuringPeriodSharesRestrictedStockAwardForfeited" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodSharesRestrictedStockAwardForfeited" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_StockIssuedDuringPeriodSharesRestrictedStockAwardForfeited" xml:lang="en-US" id="label_StockIssuedDuringPeriodSharesRestrictedStockAwardForfeited">Cancellation of non-vested restricted stock under equity plans, net of issuances of common stock (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodSharesRestrictedStockAwardForfeited" xlink:to="label_StockIssuedDuringPeriodSharesRestrictedStockAwardForfeited" xlink:title="label_StockIssuedDuringPeriodSharesRestrictedStockAwardForfeited" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodSharesRestrictedStockAwardForfeited_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodSharesRestrictedStockAwardForfeited_1" xml:lang="en-US" id="label_StockIssuedDuringPeriodSharesRestrictedStockAwardForfeited_1">Stock Issued During Period, Shares, Restricted Stock Award, Forfeited</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodSharesRestrictedStockAwardForfeited" xlink:to="label_StockIssuedDuringPeriodSharesRestrictedStockAwardForfeited_1" xlink:title="label_StockIssuedDuringPeriodSharesRestrictedStockAwardForfeited_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation" xlink:label="StockIssuedDuringPeriodSharesShareBasedCompensation" xlink:title="StockIssuedDuringPeriodSharesShareBasedCompensation" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodSharesShareBasedCompensation" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockIssuedDuringPeriodSharesShareBasedCompensation" xml:lang="en-US" id="label_StockIssuedDuringPeriodSharesShareBasedCompensation">Issuance of common stock under equity plans, net of cancellations of non-vested restricted stock (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodSharesShareBasedCompensation" xlink:to="label_StockIssuedDuringPeriodSharesShareBasedCompensation" xlink:title="label_StockIssuedDuringPeriodSharesShareBasedCompensation" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodSharesShareBasedCompensation_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodSharesShareBasedCompensation_1" xml:lang="en-US" id="label_StockIssuedDuringPeriodSharesShareBasedCompensation_1">Stock Issued During Period, Shares, Share-based Compensation, Net of Forfeitures</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodSharesShareBasedCompensation" xlink:to="label_StockIssuedDuringPeriodSharesShareBasedCompensation_1" xlink:title="label_StockIssuedDuringPeriodSharesShareBasedCompensation_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:label="StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:title="StockIssuedDuringPeriodSharesStockOptionsExercised" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_StockIssuedDuringPeriodSharesStockOptionsExercised" xml:lang="en-US" id="label_StockIssuedDuringPeriodSharesStockOptionsExercised">Options exercised (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:to="label_StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:title="label_StockIssuedDuringPeriodSharesStockOptionsExercised" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodSharesStockOptionsExercised_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodSharesStockOptionsExercised_1" xml:lang="en-US" id="label_StockIssuedDuringPeriodSharesStockOptionsExercised_1">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:to="label_StockIssuedDuringPeriodSharesStockOptionsExercised_1" xlink:title="label_StockIssuedDuringPeriodSharesStockOptionsExercised_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueEmployeeBenefitPlan" xlink:label="StockIssuedDuringPeriodValueEmployeeBenefitPlan" xlink:title="StockIssuedDuringPeriodValueEmployeeBenefitPlan" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValueEmployeeBenefitPlan" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockIssuedDuringPeriodValueEmployeeBenefitPlan" xml:lang="en-US" id="label_StockIssuedDuringPeriodValueEmployeeBenefitPlan">Issuance of common stock for 401(k) matching contributions</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValueEmployeeBenefitPlan" xlink:to="label_StockIssuedDuringPeriodValueEmployeeBenefitPlan" xlink:title="label_StockIssuedDuringPeriodValueEmployeeBenefitPlan" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValueEmployeeBenefitPlan_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodValueEmployeeBenefitPlan_1" xml:lang="en-US" id="label_StockIssuedDuringPeriodValueEmployeeBenefitPlan_1">Stock Issued During Period, Value, Employee Benefit Plan</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValueEmployeeBenefitPlan" xlink:to="label_StockIssuedDuringPeriodValueEmployeeBenefitPlan_1" xlink:title="label_StockIssuedDuringPeriodValueEmployeeBenefitPlan_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueIssuedForServices" xlink:label="StockIssuedDuringPeriodValueIssuedForServices" xlink:title="StockIssuedDuringPeriodValueIssuedForServices" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValueIssuedForServices" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockIssuedDuringPeriodValueIssuedForServices" xml:lang="en-US" id="label_StockIssuedDuringPeriodValueIssuedForServices">Issuance of common stock for services rendered to date or to be received in future periods</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValueIssuedForServices" xlink:to="label_StockIssuedDuringPeriodValueIssuedForServices" xlink:title="label_StockIssuedDuringPeriodValueIssuedForServices" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValueIssuedForServices_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodValueIssuedForServices_1" xml:lang="en-US" id="label_StockIssuedDuringPeriodValueIssuedForServices_1">Stock Issued During Period, Value, Issued for Services</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValueIssuedForServices" xlink:to="label_StockIssuedDuringPeriodValueIssuedForServices_1" xlink:title="label_StockIssuedDuringPeriodValueIssuedForServices_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueNewIssues" xlink:label="StockIssuedDuringPeriodValueNewIssues" xlink:title="StockIssuedDuringPeriodValueNewIssues" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValueNewIssues" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_StockIssuedDuringPeriodValueNewIssues" xml:lang="en-US" id="label_StockIssuedDuringPeriodValueNewIssues">Issuance of common stock in connection with public offering, net of issuance costs of $6,300</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValueNewIssues" xlink:to="label_StockIssuedDuringPeriodValueNewIssues" xlink:title="label_StockIssuedDuringPeriodValueNewIssues" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValueNewIssues_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodValueNewIssues_1" xml:lang="en-US" id="label_StockIssuedDuringPeriodValueNewIssues_1">Stock Issued During Period, Value, New Issues</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValueNewIssues" xlink:to="label_StockIssuedDuringPeriodValueNewIssues_1" xlink:title="label_StockIssuedDuringPeriodValueNewIssues_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StockIssuedDuringPeriodValuePurchaseOfAssets" xlink:label="StockIssuedDuringPeriodValuePurchaseOfAssets" xlink:title="StockIssuedDuringPeriodValuePurchaseOfAssets" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValuePurchaseOfAssets" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockIssuedDuringPeriodValuePurchaseOfAssets" xml:lang="en-US" id="label_StockIssuedDuringPeriodValuePurchaseOfAssets">Issuance of common stock for acquired in-process research and development</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValuePurchaseOfAssets" xlink:to="label_StockIssuedDuringPeriodValuePurchaseOfAssets" xlink:title="label_StockIssuedDuringPeriodValuePurchaseOfAssets" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValuePurchaseOfAssets_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_StockIssuedDuringPeriodValuePurchaseOfAssets_1" xml:lang="en-US" id="label_StockIssuedDuringPeriodValuePurchaseOfAssets_1">Issuance of common stock in connection with acquired in-process research technology</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValuePurchaseOfAssets" xlink:to="label_StockIssuedDuringPeriodValuePurchaseOfAssets_1" xlink:title="label_StockIssuedDuringPeriodValuePurchaseOfAssets_1" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValuePurchaseOfAssets_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodValuePurchaseOfAssets_2" xml:lang="en-US" id="label_StockIssuedDuringPeriodValuePurchaseOfAssets_2">Stock Issued During Period, Value, Purchase of Assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValuePurchaseOfAssets" xlink:to="label_StockIssuedDuringPeriodValuePurchaseOfAssets_2" xlink:title="label_StockIssuedDuringPeriodValuePurchaseOfAssets_2" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardForfeitures" xlink:label="StockIssuedDuringPeriodValueRestrictedStockAwardForfeitures" xlink:title="StockIssuedDuringPeriodValueRestrictedStockAwardForfeitures" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValueRestrictedStockAwardForfeitures" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_StockIssuedDuringPeriodValueRestrictedStockAwardForfeitures" xml:lang="en-US" id="label_StockIssuedDuringPeriodValueRestrictedStockAwardForfeitures">Cancellation of non-vested restricted stock under equity plans, net of issuances of common stock</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValueRestrictedStockAwardForfeitures" xlink:to="label_StockIssuedDuringPeriodValueRestrictedStockAwardForfeitures" xlink:title="label_StockIssuedDuringPeriodValueRestrictedStockAwardForfeitures" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValueRestrictedStockAwardForfeitures_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodValueRestrictedStockAwardForfeitures_1" xml:lang="en-US" id="label_StockIssuedDuringPeriodValueRestrictedStockAwardForfeitures_1">Stock Issued During Period, Value, Restricted Stock Award, Forfeitures</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValueRestrictedStockAwardForfeitures" xlink:to="label_StockIssuedDuringPeriodValueRestrictedStockAwardForfeitures_1" xlink:title="label_StockIssuedDuringPeriodValueRestrictedStockAwardForfeitures_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation" xlink:label="StockIssuedDuringPeriodValueShareBasedCompensation" xlink:title="StockIssuedDuringPeriodValueShareBasedCompensation" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValueShareBasedCompensation" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockIssuedDuringPeriodValueShareBasedCompensation" xml:lang="en-US" id="label_StockIssuedDuringPeriodValueShareBasedCompensation">Issuance of common stock under equity plans, net of cancellations of non-vested restricted stock</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValueShareBasedCompensation" xlink:to="label_StockIssuedDuringPeriodValueShareBasedCompensation" xlink:title="label_StockIssuedDuringPeriodValueShareBasedCompensation" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValueShareBasedCompensation_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodValueShareBasedCompensation_1" xml:lang="en-US" id="label_StockIssuedDuringPeriodValueShareBasedCompensation_1">Stock Issued During Period, Value, Share-based Compensation, Net of Forfeitures</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValueShareBasedCompensation" xlink:to="label_StockIssuedDuringPeriodValueShareBasedCompensation_1" xlink:title="label_StockIssuedDuringPeriodValueShareBasedCompensation_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SubsequentEventLineItems" xlink:label="SubsequentEventLineItems" xlink:title="SubsequentEventLineItems" />
    <link:label xlink:type="resource" xlink:label="label_SubsequentEventLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SubsequentEventLineItems" xml:lang="en-US" id="label_SubsequentEventLineItems">SUBSEQUENT EVENT</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SubsequentEventLineItems" xlink:to="label_SubsequentEventLineItems" xlink:title="label_SubsequentEventLineItems" />
    <link:label xlink:type="resource" xlink:label="label_SubsequentEventLineItems_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SubsequentEventLineItems_1" xml:lang="en-US" id="label_SubsequentEventLineItems_1">Subsequent Event [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SubsequentEventLineItems" xlink:to="label_SubsequentEventLineItems_1" xlink:title="label_SubsequentEventLineItems_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SubsequentEventMember" xlink:label="SubsequentEventMember" xlink:title="SubsequentEventMember" />
    <link:label xlink:type="resource" xlink:label="label_SubsequentEventMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SubsequentEventMember" xml:lang="en-US" id="label_SubsequentEventMember">Subsequent event</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SubsequentEventMember" xlink:to="label_SubsequentEventMember" xlink:title="label_SubsequentEventMember" />
    <link:label xlink:type="resource" xlink:label="label_SubsequentEventMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SubsequentEventMember_1" xml:lang="en-US" id="label_SubsequentEventMember_1">Subsequent Event [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SubsequentEventMember" xlink:to="label_SubsequentEventMember_1" xlink:title="label_SubsequentEventMember_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SubsequentEventsAbstract" xlink:label="SubsequentEventsAbstract" xlink:title="SubsequentEventsAbstract" />
    <link:label xlink:type="resource" xlink:label="label_SubsequentEventsAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SubsequentEventsAbstract" xml:lang="en-US" id="label_SubsequentEventsAbstract">SUBSEQUENT EVENT</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SubsequentEventsAbstract" xlink:to="label_SubsequentEventsAbstract" xlink:title="label_SubsequentEventsAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SubsequentEventsTextBlock" xlink:label="SubsequentEventsTextBlock" xlink:title="SubsequentEventsTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_SubsequentEventsTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SubsequentEventsTextBlock" xml:lang="en-US" id="label_SubsequentEventsTextBlock">SUBSEQUENT EVENT</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SubsequentEventsTextBlock" xlink:to="label_SubsequentEventsTextBlock" xlink:title="label_SubsequentEventsTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_SubsequentEventsTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SubsequentEventsTextBlock_1" xml:lang="en-US" id="label_SubsequentEventsTextBlock_1">Subsequent Events [Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SubsequentEventsTextBlock" xlink:to="label_SubsequentEventsTextBlock_1" xlink:title="label_SubsequentEventsTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SubsequentEventTable" xlink:label="SubsequentEventTable" xlink:title="SubsequentEventTable" />
    <link:label xlink:type="resource" xlink:label="label_SubsequentEventTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SubsequentEventTable" xml:lang="en-US" id="label_SubsequentEventTable">Subsequent Event [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SubsequentEventTable" xlink:to="label_SubsequentEventTable" xlink:title="label_SubsequentEventTable" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SubsequentEventTypeAxis" xlink:label="SubsequentEventTypeAxis" xlink:title="SubsequentEventTypeAxis" />
    <link:label xlink:type="resource" xlink:label="label_SubsequentEventTypeAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SubsequentEventTypeAxis" xml:lang="en-US" id="label_SubsequentEventTypeAxis">Subsequent Event Type [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SubsequentEventTypeAxis" xlink:to="label_SubsequentEventTypeAxis" xlink:title="label_SubsequentEventTypeAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SubsequentEventTypeDomain" xlink:label="SubsequentEventTypeDomain" xlink:title="SubsequentEventTypeDomain" />
    <link:label xlink:type="resource" xlink:label="label_SubsequentEventTypeDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SubsequentEventTypeDomain" xml:lang="en-US" id="label_SubsequentEventTypeDomain">Subsequent Event Type [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SubsequentEventTypeDomain" xlink:to="label_SubsequentEventTypeDomain" xlink:title="label_SubsequentEventTypeDomain" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SubsidiaryOrEquityMethodInvesteeCumulativePercentageOwnershipAfterAllTransactions" xlink:label="SubsidiaryOrEquityMethodInvesteeCumulativePercentageOwnershipAfterAllTransactions" xlink:title="SubsidiaryOrEquityMethodInvesteeCumulativePercentageOwnershipAfterAllTransactions" />
    <link:label xlink:type="resource" xlink:label="label_SubsidiaryOrEquityMethodInvesteeCumulativePercentageOwnershipAfterAllTransactions" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SubsidiaryOrEquityMethodInvesteeCumulativePercentageOwnershipAfterAllTransactions" xml:lang="en-US" id="label_SubsidiaryOrEquityMethodInvesteeCumulativePercentageOwnershipAfterAllTransactions">Percentage ownership in Asterias</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SubsidiaryOrEquityMethodInvesteeCumulativePercentageOwnershipAfterAllTransactions" xlink:to="label_SubsidiaryOrEquityMethodInvesteeCumulativePercentageOwnershipAfterAllTransactions" xlink:title="label_SubsidiaryOrEquityMethodInvesteeCumulativePercentageOwnershipAfterAllTransactions" />
    <link:label xlink:type="resource" xlink:label="label_SubsidiaryOrEquityMethodInvesteeCumulativePercentageOwnershipAfterAllTransactions_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SubsidiaryOrEquityMethodInvesteeCumulativePercentageOwnershipAfterAllTransactions_1" xml:lang="en-US" id="label_SubsidiaryOrEquityMethodInvesteeCumulativePercentageOwnershipAfterAllTransactions_1">Subsidiary or Equity Method Investee, Cumulative Percentage Ownership after All Transactions</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SubsidiaryOrEquityMethodInvesteeCumulativePercentageOwnershipAfterAllTransactions" xlink:to="label_SubsidiaryOrEquityMethodInvesteeCumulativePercentageOwnershipAfterAllTransactions_1" xlink:title="label_SubsidiaryOrEquityMethodInvesteeCumulativePercentageOwnershipAfterAllTransactions_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SupplementalCashFlowElementsAbstract" xlink:label="SupplementalCashFlowElementsAbstract" xlink:title="SupplementalCashFlowElementsAbstract" />
    <link:label xlink:type="resource" xlink:label="label_SupplementalCashFlowElementsAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SupplementalCashFlowElementsAbstract" xml:lang="en-US" id="label_SupplementalCashFlowElementsAbstract">CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS DATA</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SupplementalCashFlowElementsAbstract" xlink:to="label_SupplementalCashFlowElementsAbstract" xlink:title="label_SupplementalCashFlowElementsAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SupplementalCashFlowInformationAbstract" xlink:label="SupplementalCashFlowInformationAbstract" xlink:title="SupplementalCashFlowInformationAbstract" />
    <link:label xlink:type="resource" xlink:label="label_SupplementalCashFlowInformationAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SupplementalCashFlowInformationAbstract" xml:lang="en-US" id="label_SupplementalCashFlowInformationAbstract">Supplemental disclosure of cash flow information:</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SupplementalCashFlowInformationAbstract" xlink:to="label_SupplementalCashFlowInformationAbstract" xlink:title="label_SupplementalCashFlowInformationAbstract" />
    <link:label xlink:type="resource" xlink:label="label_SupplementalCashFlowInformationAbstract_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_SupplementalCashFlowInformationAbstract_1" xml:lang="en-US" id="label_SupplementalCashFlowInformationAbstract_1">Supplemental cash flow information</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SupplementalCashFlowInformationAbstract" xlink:to="label_SupplementalCashFlowInformationAbstract_1" xlink:title="label_SupplementalCashFlowInformationAbstract_1" />
    <link:label xlink:type="resource" xlink:label="label_SupplementalCashFlowInformationAbstract_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SupplementalCashFlowInformationAbstract_2" xml:lang="en-US" id="label_SupplementalCashFlowInformationAbstract_2">Supplemental Cash Flow Information [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SupplementalCashFlowInformationAbstract" xlink:to="label_SupplementalCashFlowInformationAbstract_2" xlink:title="label_SupplementalCashFlowInformationAbstract_2" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_TaxCreditCarryforwardAmount" xlink:label="TaxCreditCarryforwardAmount" xlink:title="TaxCreditCarryforwardAmount" />
    <link:label xlink:type="resource" xlink:label="label_TaxCreditCarryforwardAmount" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_TaxCreditCarryforwardAmount" xml:lang="en-US" id="label_TaxCreditCarryforwardAmount">Tax credit carryforwards</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TaxCreditCarryforwardAmount" xlink:to="label_TaxCreditCarryforwardAmount" xlink:title="label_TaxCreditCarryforwardAmount" />
    <link:label xlink:type="resource" xlink:label="label_TaxCreditCarryforwardAmount_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_TaxCreditCarryforwardAmount_1" xml:lang="en-US" id="label_TaxCreditCarryforwardAmount_1">Tax Credit Carryforward, Amount</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TaxCreditCarryforwardAmount" xlink:to="label_TaxCreditCarryforwardAmount_1" xlink:title="label_TaxCreditCarryforwardAmount_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_TaxCreditCarryforwardAxis" xlink:label="TaxCreditCarryforwardAxis" xlink:title="TaxCreditCarryforwardAxis" />
    <link:label xlink:type="resource" xlink:label="label_TaxCreditCarryforwardAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_TaxCreditCarryforwardAxis" xml:lang="en-US" id="label_TaxCreditCarryforwardAxis">Tax Credit Carryforward [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TaxCreditCarryforwardAxis" xlink:to="label_TaxCreditCarryforwardAxis" xlink:title="label_TaxCreditCarryforwardAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_TaxCreditCarryforwardLineItems" xlink:label="TaxCreditCarryforwardLineItems" xlink:title="TaxCreditCarryforwardLineItems" />
    <link:label xlink:type="resource" xlink:label="label_TaxCreditCarryforwardLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_TaxCreditCarryforwardLineItems" xml:lang="en-US" id="label_TaxCreditCarryforwardLineItems">Tax credit carryforwards</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TaxCreditCarryforwardLineItems" xlink:to="label_TaxCreditCarryforwardLineItems" xlink:title="label_TaxCreditCarryforwardLineItems" />
    <link:label xlink:type="resource" xlink:label="label_TaxCreditCarryforwardLineItems_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_TaxCreditCarryforwardLineItems_1" xml:lang="en-US" id="label_TaxCreditCarryforwardLineItems_1">Tax Credit Carryforward [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TaxCreditCarryforwardLineItems" xlink:to="label_TaxCreditCarryforwardLineItems_1" xlink:title="label_TaxCreditCarryforwardLineItems_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_TaxCreditCarryforwardNameDomain" xlink:label="TaxCreditCarryforwardNameDomain" xlink:title="TaxCreditCarryforwardNameDomain" />
    <link:label xlink:type="resource" xlink:label="label_TaxCreditCarryforwardNameDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_TaxCreditCarryforwardNameDomain" xml:lang="en-US" id="label_TaxCreditCarryforwardNameDomain">Tax Credit Carryforward, Name [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TaxCreditCarryforwardNameDomain" xlink:to="label_TaxCreditCarryforwardNameDomain" xlink:title="label_TaxCreditCarryforwardNameDomain" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_TaxCreditCarryforwardTable" xlink:label="TaxCreditCarryforwardTable" xlink:title="TaxCreditCarryforwardTable" />
    <link:label xlink:type="resource" xlink:label="label_TaxCreditCarryforwardTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_TaxCreditCarryforwardTable" xml:lang="en-US" id="label_TaxCreditCarryforwardTable">Tax Credit Carryforward [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TaxCreditCarryforwardTable" xlink:to="label_TaxCreditCarryforwardTable" xlink:title="label_TaxCreditCarryforwardTable" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_TypeOfArrangementAxis" xlink:label="TypeOfArrangementAxis" xlink:title="TypeOfArrangementAxis" />
    <link:label xlink:type="resource" xlink:label="label_TypeOfArrangementAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_TypeOfArrangementAxis" xml:lang="en-US" id="label_TypeOfArrangementAxis">Type of Arrangement and Non-arrangement Transactions [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TypeOfArrangementAxis" xlink:to="label_TypeOfArrangementAxis" xlink:title="label_TypeOfArrangementAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_TypeOfRestructuringDomain" xlink:label="TypeOfRestructuringDomain" xlink:title="TypeOfRestructuringDomain" />
    <link:label xlink:type="resource" xlink:label="label_TypeOfRestructuringDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_TypeOfRestructuringDomain" xml:lang="en-US" id="label_TypeOfRestructuringDomain">Type of Restructuring [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TypeOfRestructuringDomain" xlink:to="label_TypeOfRestructuringDomain" xlink:title="label_TypeOfRestructuringDomain" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_UnrealizedGainLossOnDerivatives" xlink:label="UnrealizedGainLossOnDerivatives" xlink:title="UnrealizedGainLossOnDerivatives" />
    <link:label xlink:type="resource" xlink:label="label_UnrealizedGainLossOnDerivatives" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_UnrealizedGainLossOnDerivatives" xml:lang="en-US" id="label_UnrealizedGainLossOnDerivatives">Unrealized loss on derivatives</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UnrealizedGainLossOnDerivatives" xlink:to="label_UnrealizedGainLossOnDerivatives" xlink:title="label_UnrealizedGainLossOnDerivatives" />
    <link:label xlink:type="resource" xlink:label="label_UnrealizedGainLossOnDerivatives_1" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_UnrealizedGainLossOnDerivatives_1" xml:lang="en-US" id="label_UnrealizedGainLossOnDerivatives_1">Unrealized loss on derivatives</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UnrealizedGainLossOnDerivatives" xlink:to="label_UnrealizedGainLossOnDerivatives_1" xlink:title="label_UnrealizedGainLossOnDerivatives_1" />
    <link:label xlink:type="resource" xlink:label="label_UnrealizedGainLossOnDerivatives_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_UnrealizedGainLossOnDerivatives_2" xml:lang="en-US" id="label_UnrealizedGainLossOnDerivatives_2">Unrealized Gain (Loss) on Derivatives</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UnrealizedGainLossOnDerivatives" xlink:to="label_UnrealizedGainLossOnDerivatives_2" xlink:title="label_UnrealizedGainLossOnDerivatives_2" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_UnrecognizedTaxBenefits" xlink:label="UnrecognizedTaxBenefits" xlink:title="UnrecognizedTaxBenefits" />
    <link:label xlink:type="resource" xlink:label="label_UnrecognizedTaxBenefits" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:title="label_UnrecognizedTaxBenefits" xml:lang="en-US" id="label_UnrecognizedTaxBenefits">Balance at the beginning of the period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UnrecognizedTaxBenefits" xlink:to="label_UnrecognizedTaxBenefits" xlink:title="label_UnrecognizedTaxBenefits" />
    <link:label xlink:type="resource" xlink:label="label_UnrecognizedTaxBenefits_1" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:title="label_UnrecognizedTaxBenefits_1" xml:lang="en-US" id="label_UnrecognizedTaxBenefits_1">Balance at the end of the period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UnrecognizedTaxBenefits" xlink:to="label_UnrecognizedTaxBenefits_1" xlink:title="label_UnrecognizedTaxBenefits_1" />
    <link:label xlink:type="resource" xlink:label="label_UnrecognizedTaxBenefits_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_UnrecognizedTaxBenefits_2" xml:lang="en-US" id="label_UnrecognizedTaxBenefits_2">Unrecognized Tax Benefits</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UnrecognizedTaxBenefits" xlink:to="label_UnrecognizedTaxBenefits_2" xlink:title="label_UnrecognizedTaxBenefits_2" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_UnrecognizedTaxBenefitsDecreasesResultingFromCurrentPeriodTaxPositions" xlink:label="UnrecognizedTaxBenefitsDecreasesResultingFromCurrentPeriodTaxPositions" xlink:title="UnrecognizedTaxBenefitsDecreasesResultingFromCurrentPeriodTaxPositions" />
    <link:label xlink:type="resource" xlink:label="label_UnrecognizedTaxBenefitsDecreasesResultingFromCurrentPeriodTaxPositions" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_UnrecognizedTaxBenefitsDecreasesResultingFromCurrentPeriodTaxPositions" xml:lang="en-US" id="label_UnrecognizedTaxBenefitsDecreasesResultingFromCurrentPeriodTaxPositions">Decrease related to current year tax positions</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UnrecognizedTaxBenefitsDecreasesResultingFromCurrentPeriodTaxPositions" xlink:to="label_UnrecognizedTaxBenefitsDecreasesResultingFromCurrentPeriodTaxPositions" xlink:title="label_UnrecognizedTaxBenefitsDecreasesResultingFromCurrentPeriodTaxPositions" />
    <link:label xlink:type="resource" xlink:label="label_UnrecognizedTaxBenefitsDecreasesResultingFromCurrentPeriodTaxPositions_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_UnrecognizedTaxBenefitsDecreasesResultingFromCurrentPeriodTaxPositions_1" xml:lang="en-US" id="label_UnrecognizedTaxBenefitsDecreasesResultingFromCurrentPeriodTaxPositions_1">Unrecognized Tax Benefits, Decrease Resulting from Current Period Tax Positions</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UnrecognizedTaxBenefitsDecreasesResultingFromCurrentPeriodTaxPositions" xlink:to="label_UnrecognizedTaxBenefitsDecreasesResultingFromCurrentPeriodTaxPositions_1" xlink:title="label_UnrecognizedTaxBenefitsDecreasesResultingFromCurrentPeriodTaxPositions_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions" xlink:label="UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions" xlink:title="UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions" />
    <link:label xlink:type="resource" xlink:label="label_UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions" xml:lang="en-US" id="label_UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions">Decrease related to prior year tax positions</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions" xlink:to="label_UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions" xlink:title="label_UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions" />
    <link:label xlink:type="resource" xlink:label="label_UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions_1" xml:lang="en-US" id="label_UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions_1">Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions" xlink:to="label_UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions_1" xlink:title="label_UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities" xlink:label="UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities" xlink:title="UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities" />
    <link:label xlink:type="resource" xlink:label="label_UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities" xml:lang="en-US" id="label_UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities">Decrease related to Settlements</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities" xlink:to="label_UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities" xlink:title="label_UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities" />
    <link:label xlink:type="resource" xlink:label="label_UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities_1" xml:lang="en-US" id="label_UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities_1">Unrecognized Tax Benefits, Decrease Resulting from Settlements with Taxing Authorities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities" xlink:to="label_UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities_1" xlink:title="label_UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions" xlink:label="UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions" xlink:title="UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions" />
    <link:label xlink:type="resource" xlink:label="label_UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions" xml:lang="en-US" id="label_UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions">Increase related to current year tax positions</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions" xlink:to="label_UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions" xlink:title="label_UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions" />
    <link:label xlink:type="resource" xlink:label="label_UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions_1" xml:lang="en-US" id="label_UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions_1">Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions" xlink:to="label_UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions_1" xlink:title="label_UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions" xlink:label="UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions" xlink:title="UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions" />
    <link:label xlink:type="resource" xlink:label="label_UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions" xml:lang="en-US" id="label_UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions">Increase related to prior year tax positions</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions" xlink:to="label_UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions" xlink:title="label_UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions" />
    <link:label xlink:type="resource" xlink:label="label_UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions_1" xml:lang="en-US" id="label_UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions_1">Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions" xlink:to="label_UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions_1" xlink:title="label_UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromSettlementsWithTaxingAuthorities" xlink:label="UnrecognizedTaxBenefitsIncreasesResultingFromSettlementsWithTaxingAuthorities" xlink:title="UnrecognizedTaxBenefitsIncreasesResultingFromSettlementsWithTaxingAuthorities" />
    <link:label xlink:type="resource" xlink:label="label_UnrecognizedTaxBenefitsIncreasesResultingFromSettlementsWithTaxingAuthorities" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_UnrecognizedTaxBenefitsIncreasesResultingFromSettlementsWithTaxingAuthorities" xml:lang="en-US" id="label_UnrecognizedTaxBenefitsIncreasesResultingFromSettlementsWithTaxingAuthorities">Increase related to Settlements</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UnrecognizedTaxBenefitsIncreasesResultingFromSettlementsWithTaxingAuthorities" xlink:to="label_UnrecognizedTaxBenefitsIncreasesResultingFromSettlementsWithTaxingAuthorities" xlink:title="label_UnrecognizedTaxBenefitsIncreasesResultingFromSettlementsWithTaxingAuthorities" />
    <link:label xlink:type="resource" xlink:label="label_UnrecognizedTaxBenefitsIncreasesResultingFromSettlementsWithTaxingAuthorities_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_UnrecognizedTaxBenefitsIncreasesResultingFromSettlementsWithTaxingAuthorities_1" xml:lang="en-US" id="label_UnrecognizedTaxBenefitsIncreasesResultingFromSettlementsWithTaxingAuthorities_1">Unrecognized Tax Benefits, Increase Resulting from Settlements with Taxing Authorities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UnrecognizedTaxBenefitsIncreasesResultingFromSettlementsWithTaxingAuthorities" xlink:to="label_UnrecognizedTaxBenefitsIncreasesResultingFromSettlementsWithTaxingAuthorities_1" xlink:title="label_UnrecognizedTaxBenefitsIncreasesResultingFromSettlementsWithTaxingAuthorities_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations" xlink:label="UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations" xlink:title="UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations" />
    <link:label xlink:type="resource" xlink:label="label_UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations" xml:lang="en-US" id="label_UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations">Reductions due to lapse of applicable statute of limitations</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations" xlink:to="label_UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations" xlink:title="label_UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations" />
    <link:label xlink:type="resource" xlink:label="label_UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations_1" xml:lang="en-US" id="label_UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations_1">Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations" xlink:to="label_UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations_1" xlink:title="label_UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_UseOfEstimates" xlink:label="UseOfEstimates" xlink:title="UseOfEstimates" />
    <link:label xlink:type="resource" xlink:label="label_UseOfEstimates" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_UseOfEstimates" xml:lang="en-US" id="label_UseOfEstimates">Use of Estimates</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UseOfEstimates" xlink:to="label_UseOfEstimates" xlink:title="label_UseOfEstimates" />
    <link:label xlink:type="resource" xlink:label="label_UseOfEstimates_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_UseOfEstimates_1" xml:lang="en-US" id="label_UseOfEstimates_1">Use of Estimates, Policy [Policy Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UseOfEstimates" xlink:to="label_UseOfEstimates_1" xlink:title="label_UseOfEstimates_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember" xlink:label="USGovernmentSponsoredEnterprisesDebtSecuritiesMember" xlink:title="USGovernmentSponsoredEnterprisesDebtSecuritiesMember" />
    <link:label xlink:type="resource" xlink:label="label_USGovernmentSponsoredEnterprisesDebtSecuritiesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_USGovernmentSponsoredEnterprisesDebtSecuritiesMember" xml:lang="en-US" id="label_USGovernmentSponsoredEnterprisesDebtSecuritiesMember">Government-sponsored enterprise securities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="USGovernmentSponsoredEnterprisesDebtSecuritiesMember" xlink:to="label_USGovernmentSponsoredEnterprisesDebtSecuritiesMember" xlink:title="label_USGovernmentSponsoredEnterprisesDebtSecuritiesMember" />
    <link:label xlink:type="resource" xlink:label="label_USGovernmentSponsoredEnterprisesDebtSecuritiesMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_USGovernmentSponsoredEnterprisesDebtSecuritiesMember_1" xml:lang="en-US" id="label_USGovernmentSponsoredEnterprisesDebtSecuritiesMember_1">US Government-sponsored Enterprises Debt Securities [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="USGovernmentSponsoredEnterprisesDebtSecuritiesMember" xlink:to="label_USGovernmentSponsoredEnterprisesDebtSecuritiesMember_1" xlink:title="label_USGovernmentSponsoredEnterprisesDebtSecuritiesMember_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ValuationAllowanceAbstract" xlink:label="ValuationAllowanceAbstract" xlink:title="ValuationAllowanceAbstract" />
    <link:label xlink:type="resource" xlink:label="label_ValuationAllowanceAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ValuationAllowanceAbstract" xml:lang="en-US" id="label_ValuationAllowanceAbstract">Valuation allowance</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ValuationAllowanceAbstract" xlink:to="label_ValuationAllowanceAbstract" xlink:title="label_ValuationAllowanceAbstract" />
    <link:label xlink:type="resource" xlink:label="label_ValuationAllowanceAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ValuationAllowanceAbstract_1" xml:lang="en-US" id="label_ValuationAllowanceAbstract_1">Valuation Allowance [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ValuationAllowanceAbstract" xlink:to="label_ValuationAllowanceAbstract_1" xlink:title="label_ValuationAllowanceAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount" xlink:label="ValuationAllowanceDeferredTaxAssetChangeInAmount" xlink:title="ValuationAllowanceDeferredTaxAssetChangeInAmount" />
    <link:label xlink:type="resource" xlink:label="label_ValuationAllowanceDeferredTaxAssetChangeInAmount" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ValuationAllowanceDeferredTaxAssetChangeInAmount" xml:lang="en-US" id="label_ValuationAllowanceDeferredTaxAssetChangeInAmount">Increase in valuation allowance</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ValuationAllowanceDeferredTaxAssetChangeInAmount" xlink:to="label_ValuationAllowanceDeferredTaxAssetChangeInAmount" xlink:title="label_ValuationAllowanceDeferredTaxAssetChangeInAmount" />
    <link:label xlink:type="resource" xlink:label="label_ValuationAllowanceDeferredTaxAssetChangeInAmount_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ValuationAllowanceDeferredTaxAssetChangeInAmount_1" xml:lang="en-US" id="label_ValuationAllowanceDeferredTaxAssetChangeInAmount_1">Valuation Allowance, Deferred Tax Asset, Change in Amount</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ValuationAllowanceDeferredTaxAssetChangeInAmount" xlink:to="label_ValuationAllowanceDeferredTaxAssetChangeInAmount_1" xlink:title="label_ValuationAllowanceDeferredTaxAssetChangeInAmount_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_VariableInterestEntityFinancialOrOtherSupportAmount" xlink:label="VariableInterestEntityFinancialOrOtherSupportAmount" xlink:title="VariableInterestEntityFinancialOrOtherSupportAmount" />
    <link:label xlink:type="resource" xlink:label="label_VariableInterestEntityFinancialOrOtherSupportAmount" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_VariableInterestEntityFinancialOrOtherSupportAmount" xml:lang="en-US" id="label_VariableInterestEntityFinancialOrOtherSupportAmount">Amount of loan provided to ViaGen to fund operations</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="VariableInterestEntityFinancialOrOtherSupportAmount" xlink:to="label_VariableInterestEntityFinancialOrOtherSupportAmount" xlink:title="label_VariableInterestEntityFinancialOrOtherSupportAmount" />
    <link:label xlink:type="resource" xlink:label="label_VariableInterestEntityFinancialOrOtherSupportAmount_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_VariableInterestEntityFinancialOrOtherSupportAmount_1" xml:lang="en-US" id="label_VariableInterestEntityFinancialOrOtherSupportAmount_1">Variable Interest Entity, Financial or Other Support, Amount</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="VariableInterestEntityFinancialOrOtherSupportAmount" xlink:to="label_VariableInterestEntityFinancialOrOtherSupportAmount_1" xlink:title="label_VariableInterestEntityFinancialOrOtherSupportAmount_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted" xlink:label="WeightedAverageNumberOfShareOutstandingBasicAndDiluted" xlink:title="WeightedAverageNumberOfShareOutstandingBasicAndDiluted" />
    <link:label xlink:type="resource" xlink:label="label_WeightedAverageNumberOfShareOutstandingBasicAndDiluted" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_WeightedAverageNumberOfShareOutstandingBasicAndDiluted" xml:lang="en-US" id="label_WeightedAverageNumberOfShareOutstandingBasicAndDiluted">Shares used in computing basic and diluted net loss per share (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WeightedAverageNumberOfShareOutstandingBasicAndDiluted" xlink:to="label_WeightedAverageNumberOfShareOutstandingBasicAndDiluted" xlink:title="label_WeightedAverageNumberOfShareOutstandingBasicAndDiluted" />
    <link:label xlink:type="resource" xlink:label="label_WeightedAverageNumberOfShareOutstandingBasicAndDiluted_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_WeightedAverageNumberOfShareOutstandingBasicAndDiluted_1" xml:lang="en-US" id="label_WeightedAverageNumberOfShareOutstandingBasicAndDiluted_1">Weighted Average Number of Shares Outstanding, Basic and Diluted</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WeightedAverageNumberOfShareOutstandingBasicAndDiluted" xlink:to="label_WeightedAverageNumberOfShareOutstandingBasicAndDiluted_1" xlink:title="label_WeightedAverageNumberOfShareOutstandingBasicAndDiluted_1" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_AmendmentDescription" xlink:label="AmendmentDescription" xlink:title="AmendmentDescription" />
    <link:label xlink:type="resource" xlink:label="label_AmendmentDescription" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AmendmentDescription" xml:lang="en-US" id="label_AmendmentDescription">Amendment Description</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AmendmentDescription" xlink:to="label_AmendmentDescription" xlink:title="label_AmendmentDescription" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_AmendmentFlag" xlink:label="AmendmentFlag" xlink:title="AmendmentFlag" />
    <link:label xlink:type="resource" xlink:label="label_AmendmentFlag" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AmendmentFlag" xml:lang="en-US" id="label_AmendmentFlag">Amendment Flag</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AmendmentFlag" xlink:to="label_AmendmentFlag" xlink:title="label_AmendmentFlag" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_CurrentFiscalYearEndDate" xlink:label="CurrentFiscalYearEndDate" xlink:title="CurrentFiscalYearEndDate" />
    <link:label xlink:type="resource" xlink:label="label_CurrentFiscalYearEndDate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CurrentFiscalYearEndDate" xml:lang="en-US" id="label_CurrentFiscalYearEndDate">Current Fiscal Year End Date</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CurrentFiscalYearEndDate" xlink:to="label_CurrentFiscalYearEndDate" xlink:title="label_CurrentFiscalYearEndDate" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_DocumentFiscalPeriodFocus" xlink:label="DocumentFiscalPeriodFocus" xlink:title="DocumentFiscalPeriodFocus" />
    <link:label xlink:type="resource" xlink:label="label_DocumentFiscalPeriodFocus" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DocumentFiscalPeriodFocus" xml:lang="en-US" id="label_DocumentFiscalPeriodFocus">Document Fiscal Period Focus</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DocumentFiscalPeriodFocus" xlink:to="label_DocumentFiscalPeriodFocus" xlink:title="label_DocumentFiscalPeriodFocus" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_DocumentFiscalYearFocus" xlink:label="DocumentFiscalYearFocus" xlink:title="DocumentFiscalYearFocus" />
    <link:label xlink:type="resource" xlink:label="label_DocumentFiscalYearFocus" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DocumentFiscalYearFocus" xml:lang="en-US" id="label_DocumentFiscalYearFocus">Document Fiscal Year Focus</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DocumentFiscalYearFocus" xlink:to="label_DocumentFiscalYearFocus" xlink:title="label_DocumentFiscalYearFocus" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_DocumentPeriodEndDate" xlink:label="DocumentPeriodEndDate" xlink:title="DocumentPeriodEndDate" />
    <link:label xlink:type="resource" xlink:label="label_DocumentPeriodEndDate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DocumentPeriodEndDate" xml:lang="en-US" id="label_DocumentPeriodEndDate">Document Period End Date</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DocumentPeriodEndDate" xlink:to="label_DocumentPeriodEndDate" xlink:title="label_DocumentPeriodEndDate" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_DocumentType" xlink:label="DocumentType" xlink:title="DocumentType" />
    <link:label xlink:type="resource" xlink:label="label_DocumentType" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DocumentType" xml:lang="en-US" id="label_DocumentType">Document Type</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DocumentType" xlink:to="label_DocumentType" xlink:title="label_DocumentType" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_EntityCentralIndexKey" xlink:label="EntityCentralIndexKey" xlink:title="EntityCentralIndexKey" />
    <link:label xlink:type="resource" xlink:label="label_EntityCentralIndexKey" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EntityCentralIndexKey" xml:lang="en-US" id="label_EntityCentralIndexKey">Entity Central Index Key</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EntityCentralIndexKey" xlink:to="label_EntityCentralIndexKey" xlink:title="label_EntityCentralIndexKey" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_EntityCommonStockSharesOutstanding" xlink:label="EntityCommonStockSharesOutstanding" xlink:title="EntityCommonStockSharesOutstanding" />
    <link:label xlink:type="resource" xlink:label="label_EntityCommonStockSharesOutstanding" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EntityCommonStockSharesOutstanding" xml:lang="en-US" id="label_EntityCommonStockSharesOutstanding">Entity Common Stock, Shares Outstanding</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EntityCommonStockSharesOutstanding" xlink:to="label_EntityCommonStockSharesOutstanding" xlink:title="label_EntityCommonStockSharesOutstanding" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_EntityCurrentReportingStatus" xlink:label="EntityCurrentReportingStatus" xlink:title="EntityCurrentReportingStatus" />
    <link:label xlink:type="resource" xlink:label="label_EntityCurrentReportingStatus" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EntityCurrentReportingStatus" xml:lang="en-US" id="label_EntityCurrentReportingStatus">Entity Current Reporting Status</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EntityCurrentReportingStatus" xlink:to="label_EntityCurrentReportingStatus" xlink:title="label_EntityCurrentReportingStatus" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_EntityDomain" xlink:label="EntityDomain" xlink:title="EntityDomain" />
    <link:label xlink:type="resource" xlink:label="label_EntityDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EntityDomain" xml:lang="en-US" id="label_EntityDomain">Entity [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EntityDomain" xlink:to="label_EntityDomain" xlink:title="label_EntityDomain" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_EntityFilerCategory" xlink:label="EntityFilerCategory" xlink:title="EntityFilerCategory" />
    <link:label xlink:type="resource" xlink:label="label_EntityFilerCategory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EntityFilerCategory" xml:lang="en-US" id="label_EntityFilerCategory">Entity Filer Category</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EntityFilerCategory" xlink:to="label_EntityFilerCategory" xlink:title="label_EntityFilerCategory" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_EntityPublicFloat" xlink:label="EntityPublicFloat" xlink:title="EntityPublicFloat" />
    <link:label xlink:type="resource" xlink:label="label_EntityPublicFloat" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EntityPublicFloat" xml:lang="en-US" id="label_EntityPublicFloat">Entity Public Float</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EntityPublicFloat" xlink:to="label_EntityPublicFloat" xlink:title="label_EntityPublicFloat" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_EntityRegistrantName" xlink:label="EntityRegistrantName" xlink:title="EntityRegistrantName" />
    <link:label xlink:type="resource" xlink:label="label_EntityRegistrantName" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EntityRegistrantName" xml:lang="en-US" id="label_EntityRegistrantName">Entity Registrant Name</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EntityRegistrantName" xlink:to="label_EntityRegistrantName" xlink:title="label_EntityRegistrantName" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_EntityVoluntaryFilers" xlink:label="EntityVoluntaryFilers" xlink:title="EntityVoluntaryFilers" />
    <link:label xlink:type="resource" xlink:label="label_EntityVoluntaryFilers" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EntityVoluntaryFilers" xml:lang="en-US" id="label_EntityVoluntaryFilers">Entity Voluntary Filers</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EntityVoluntaryFilers" xlink:to="label_EntityVoluntaryFilers" xlink:title="label_EntityVoluntaryFilers" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_EntityWellKnownSeasonedIssuer" xlink:label="EntityWellKnownSeasonedIssuer" xlink:title="EntityWellKnownSeasonedIssuer" />
    <link:label xlink:type="resource" xlink:label="label_EntityWellKnownSeasonedIssuer" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EntityWellKnownSeasonedIssuer" xml:lang="en-US" id="label_EntityWellKnownSeasonedIssuer">Entity Well-known Seasoned Issuer</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EntityWellKnownSeasonedIssuer" xlink:to="label_EntityWellKnownSeasonedIssuer" xlink:title="label_EntityWellKnownSeasonedIssuer" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_LegalEntityAxis" xlink:label="LegalEntityAxis" xlink:title="LegalEntityAxis" />
    <link:label xlink:type="resource" xlink:label="label_LegalEntityAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LegalEntityAxis" xml:lang="en-US" id="label_LegalEntityAxis">Legal Entity [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LegalEntityAxis" xlink:to="label_LegalEntityAxis" xlink:title="label_LegalEntityAxis" />
  </link:labelLink>
</link:linkbase>
