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<link:definition>007 - Disclosure - Business Operations</link:definition>
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<link:definition>008 - Disclosure - Summary of Significant Accounting Policies</link:definition>
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<link:definition>009 - Disclosure - Cash, Cash Equivalents and Short-Term Investments</link:definition>
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<link:definition>010 - Disclosure - Inventory</link:definition>
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<link:definition>011 - Disclosure - Accounts Receivable</link:definition>
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<link:usedOn>link:definitionLink</link:usedOn>
<link:usedOn>link:calculationLink</link:usedOn>
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<link:definition>012 - Disclosure - Prepaid Expenses and Other Current Assets</link:definition>
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<link:usedOn>link:definitionLink</link:usedOn>
<link:usedOn>link:calculationLink</link:usedOn>
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<link:definition>013 - Disclosure - Property, Plant and Equipment</link:definition>
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<link:usedOn>link:definitionLink</link:usedOn>
<link:usedOn>link:calculationLink</link:usedOn>
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<link:definition>014 - Disclosure - Business Acquisition</link:definition>
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<link:usedOn>link:definitionLink</link:usedOn>
<link:usedOn>link:calculationLink</link:usedOn>
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<link:definition>015 - Disclosure - Intangible Assets</link:definition>
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<link:definition>016 - Disclosure - Accounts Payable and Accrued Expenses</link:definition>
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<link:usedOn>link:definitionLink</link:usedOn>
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<link:definition>017 - Disclosure - Bank Debt</link:definition>
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<link:usedOn>link:definitionLink</link:usedOn>
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<link:definition>018 - Disclosure - Stockholders' Equity</link:definition>
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<link:definition>019 - Disclosure - Other Expenses, Net</link:definition>
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<link:definition>020 - Disclosure - Income Taxes</link:definition>
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<link:definition>021 - Disclosure - Contingent Liabilities and Commitments</link:definition>
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<link:definition>022 - Disclosure - Segment Information</link:definition>
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<link:usedOn>link:definitionLink</link:usedOn>
<link:usedOn>link:calculationLink</link:usedOn>
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<link:definition>023 - Disclosure - Related Party Transactions</link:definition>
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<link:definition>024 - Disclosure - Employee Benefits</link:definition>
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<link:definition>025 - Disclosure - Subsequent Events</link:definition>
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<link:definition>026 - Disclosure - Summary of Significant Accounting Policies (Policies)</link:definition>
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<link:usedOn>link:definitionLink</link:usedOn>
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<link:roleType roleURI="http://www.immucell.com/role/SummaryofSignificantAccountingPoliciesTables" id="SummaryofSignificantAccountingPoliciesTables">
<link:definition>027 - Disclosure - Summary of Significant Accounting Policies (Tables)</link:definition>
<link:usedOn>link:presentationLink</link:usedOn>
<link:usedOn>link:definitionLink</link:usedOn>
<link:usedOn>link:calculationLink</link:usedOn>
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<link:roleType roleURI="http://www.immucell.com/role/CashCashEquivalentsAndShortTermInvestmentsTables" id="CashCashEquivalentsAndShortTermInvestmentsTables">
<link:definition>028 - Disclosure - Cash, Cash Equivalents and Short-Term Investments (Tables)</link:definition>
<link:usedOn>link:presentationLink</link:usedOn>
<link:usedOn>link:definitionLink</link:usedOn>
<link:usedOn>link:calculationLink</link:usedOn>
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<link:definition>029 - Disclosure - Inventory (Tables)</link:definition>
<link:usedOn>link:presentationLink</link:usedOn>
<link:usedOn>link:definitionLink</link:usedOn>
<link:usedOn>link:calculationLink</link:usedOn>
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<link:roleType roleURI="http://www.immucell.com/role/AccountsReceivableTables" id="AccountsReceivableTables">
<link:definition>030 - Disclosure - Accounts Receivable (Tables)</link:definition>
<link:usedOn>link:presentationLink</link:usedOn>
<link:usedOn>link:definitionLink</link:usedOn>
<link:usedOn>link:calculationLink</link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.immucell.com/role/PrepaidExpensesAndOtherCurrentAssetsTables" id="PrepaidExpensesAndOtherCurrentAssetsTables">
<link:definition>031 - Disclosure - Prepaid Expenses and Other Current Assets (Tables)</link:definition>
<link:usedOn>link:presentationLink</link:usedOn>
<link:usedOn>link:definitionLink</link:usedOn>
<link:usedOn>link:calculationLink</link:usedOn>
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<link:definition>032 - Disclosure - Property, Plant and Equipment (Tables)</link:definition>
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<link:usedOn>link:definitionLink</link:usedOn>
<link:usedOn>link:calculationLink</link:usedOn>
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<link:definition>033 - Disclosure - Intangible Assets (Tables)</link:definition>
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<link:roleType roleURI="http://www.immucell.com/role/AccountsPayableandAccruedExpensesTables" id="AccountsPayableandAccruedExpensesTables">
<link:definition>034 - Disclosure - Accounts Payable and Accrued Expenses (Tables)</link:definition>
<link:usedOn>link:presentationLink</link:usedOn>
<link:usedOn>link:definitionLink</link:usedOn>
<link:usedOn>link:calculationLink</link:usedOn>
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<link:definition>035 - Disclosure - Bank Debt (Tables)</link:definition>
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<link:usedOn>link:definitionLink</link:usedOn>
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<link:definition>036 - Disclosure - Stockholders' Equity (Tables)</link:definition>
<link:usedOn>link:presentationLink</link:usedOn>
<link:usedOn>link:definitionLink</link:usedOn>
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<link:definition>037 - Disclosure - Other Expenses, Net (Tables)</link:definition>
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<link:usedOn>link:definitionLink</link:usedOn>
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<link:roleType roleURI="http://www.immucell.com/role/SummaryOfSignificantAccountingPoliciesDetails" id="SummaryOfSignificantAccountingPoliciesDetails">
<link:definition>038 - Disclosure - Summary of Significant Accounting Policies (Details)</link:definition>
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<link:usedOn>link:definitionLink</link:usedOn>
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<link:roleType roleURI="http://www.immucell.com/role/SummaryOfSignificantAccountingPoliciesDetails1" id="SummaryOfSignificantAccountingPoliciesDetails1">
<link:definition>039 - Disclosure - Summary of Significant Accounting Policies (Details 1)</link:definition>
<link:usedOn>link:presentationLink</link:usedOn>
<link:usedOn>link:definitionLink</link:usedOn>
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<link:roleType roleURI="http://www.immucell.com/role/SummaryOfSignificantAccountingPoliciesDetails2" id="SummaryOfSignificantAccountingPoliciesDetails2">
<link:definition>040 - Disclosure - Summary of Significant Accounting Policies (Details 2)</link:definition>
<link:usedOn>link:presentationLink</link:usedOn>
<link:usedOn>link:definitionLink</link:usedOn>
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<link:definition>041 - Disclosure - Summary of Significant Accounting Policies (Details 3)</link:definition>
<link:usedOn>link:presentationLink</link:usedOn>
<link:usedOn>link:definitionLink</link:usedOn>
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<link:definition>042 - Disclosure - Summary of Significant Accounting Policies (Details Textual)</link:definition>
<link:usedOn>link:presentationLink</link:usedOn>
<link:usedOn>link:definitionLink</link:usedOn>
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<link:definition>043 - Disclosure - Cash, Cash Equivalents and Short-Term Investments (Details)</link:definition>
<link:usedOn>link:presentationLink</link:usedOn>
<link:usedOn>link:definitionLink</link:usedOn>
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<link:definition>044 - Disclosure - Cash, Cash Equivalents and Short-Term Investments (Details 1)</link:definition>
<link:usedOn>link:presentationLink</link:usedOn>
<link:usedOn>link:definitionLink</link:usedOn>
<link:usedOn>link:calculationLink</link:usedOn>
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<link:definition>045 - Disclosure - Inventory (Details)</link:definition>
<link:usedOn>link:presentationLink</link:usedOn>
<link:usedOn>link:definitionLink</link:usedOn>
<link:usedOn>link:calculationLink</link:usedOn>
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<link:roleType roleURI="http://www.immucell.com/role/AccountsReceivableDetails" id="AccountsReceivableDetails">
<link:definition>046 - Disclosure - Accounts Receivable (Details)</link:definition>
<link:usedOn>link:presentationLink</link:usedOn>
<link:usedOn>link:definitionLink</link:usedOn>
<link:usedOn>link:calculationLink</link:usedOn>
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<link:roleType roleURI="http://www.immucell.com/role/PrepaidExpensesAndOtherCurrentAssetsDetails" id="PrepaidExpensesAndOtherCurrentAssetsDetails">
<link:definition>047 - Disclosure - Prepaid Expenses and Other Current Assets (Details)</link:definition>
<link:usedOn>link:presentationLink</link:usedOn>
<link:usedOn>link:definitionLink</link:usedOn>
<link:usedOn>link:calculationLink</link:usedOn>
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<link:roleType roleURI="http://www.immucell.com/role/PrepaidExpensesAndOtherCurrentAssetsDetailsTextual" id="PrepaidExpensesAndOtherCurrentAssetsDetailsTextual">
<link:definition>048 - Disclosure - Prepaid Expenses and Other Current Assets (Details Textual)</link:definition>
<link:usedOn>link:presentationLink</link:usedOn>
<link:usedOn>link:definitionLink</link:usedOn>
<link:usedOn>link:calculationLink</link:usedOn>
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<link:roleType roleURI="http://www.immucell.com/role/PropertyPlantAndEquipmentDetails" id="PropertyPlantAndEquipmentDetails">
<link:definition>049 - Disclosure - Property, Plant and Equipment (Details)</link:definition>
<link:usedOn>link:presentationLink</link:usedOn>
<link:usedOn>link:definitionLink</link:usedOn>
<link:usedOn>link:calculationLink</link:usedOn>
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<link:roleType roleURI="http://www.immucell.com/role/BusinessAcquisitionDetails" id="BusinessAcquisitionDetails">
<link:definition>050 - Disclosure - Business Acquisition (Details)</link:definition>
<link:usedOn>link:presentationLink</link:usedOn>
<link:usedOn>link:definitionLink</link:usedOn>
<link:usedOn>link:calculationLink</link:usedOn>
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<link:roleType roleURI="http://www.immucell.com/role/IntangibleAssetsDetails" id="IntangibleAssetsDetails">
<link:definition>051 - Disclosure - Intangible Assets (Details)</link:definition>
<link:usedOn>link:presentationLink</link:usedOn>
<link:usedOn>link:definitionLink</link:usedOn>
<link:usedOn>link:calculationLink</link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.immucell.com/role/IntangibleAssetsDetails1" id="IntangibleAssetsDetails1">
<link:definition>052 - Disclosure - Intangible Assets (Details 1)</link:definition>
<link:usedOn>link:presentationLink</link:usedOn>
<link:usedOn>link:definitionLink</link:usedOn>
<link:usedOn>link:calculationLink</link:usedOn>
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<link:roleType roleURI="http://www.immucell.com/role/Intangibleassetsdetailstextual" id="Intangibleassetsdetailstextual">
<link:definition>053 - Disclosure - Intangible Assets (Details Textual)</link:definition>
<link:usedOn>link:presentationLink</link:usedOn>
<link:usedOn>link:definitionLink</link:usedOn>
<link:usedOn>link:calculationLink</link:usedOn>
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<link:roleType roleURI="http://www.immucell.com/role/AccountsPayableandAccruedExpensesDetails" id="AccountsPayableandAccruedExpensesDetails">
<link:definition>054 - Disclosure - Accounts Payable and Accrued Expenses (Details)</link:definition>
<link:usedOn>link:presentationLink</link:usedOn>
<link:usedOn>link:definitionLink</link:usedOn>
<link:usedOn>link:calculationLink</link:usedOn>
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<link:roleType roleURI="http://www.immucell.com/role/BankDebtDetails" id="BankDebtDetails">
<link:definition>055 - Disclosure - Bank Debt (Details)</link:definition>
<link:usedOn>link:presentationLink</link:usedOn>
<link:usedOn>link:definitionLink</link:usedOn>
<link:usedOn>link:calculationLink</link:usedOn>
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<link:roleType roleURI="http://www.immucell.com/role/Bankdebtdetails1" id="Bankdebtdetails1">
<link:definition>056 - Disclosure - Bank Debt (Details 1)</link:definition>
<link:usedOn>link:presentationLink</link:usedOn>
<link:usedOn>link:definitionLink</link:usedOn>
<link:usedOn>link:calculationLink</link:usedOn>
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<link:roleType roleURI="http://www.immucell.com/role/BankDebtDetailsTextual" id="BankDebtDetailsTextual">
<link:definition>057 - Disclosure - Bank Debt (Details Textual)</link:definition>
<link:usedOn>link:presentationLink</link:usedOn>
<link:usedOn>link:definitionLink</link:usedOn>
<link:usedOn>link:calculationLink</link:usedOn>
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<link:roleType roleURI="http://www.immucell.com/role/StockholdersEquityDetails" id="StockholdersEquityDetails">
<link:definition>058 - Disclosure - Stockholders' Equity (Details)</link:definition>
<link:usedOn>link:presentationLink</link:usedOn>
<link:usedOn>link:definitionLink</link:usedOn>
<link:usedOn>link:calculationLink</link:usedOn>
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<link:roleType roleURI="http://www.immucell.com/role/StockholdersEquityDetails1" id="StockholdersEquityDetails1">
<link:definition>059 - Disclosure - Stockholders' Equity (Details 1)</link:definition>
<link:usedOn>link:presentationLink</link:usedOn>
<link:usedOn>link:definitionLink</link:usedOn>
<link:usedOn>link:calculationLink</link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.immucell.com/role/StockholdersEquityDetailsTextual" id="StockholdersEquityDetailsTextual">
<link:definition>060 - Disclosure - Stockholders' Equity (Details Textual)</link:definition>
<link:usedOn>link:presentationLink</link:usedOn>
<link:usedOn>link:definitionLink</link:usedOn>
<link:usedOn>link:calculationLink</link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.immucell.com/role/OtherExpensesNetDetails" id="OtherExpensesNetDetails">
<link:definition>061 - Disclosure - Other Expenses, Net (Details)</link:definition>
<link:usedOn>link:presentationLink</link:usedOn>
<link:usedOn>link:definitionLink</link:usedOn>
<link:usedOn>link:calculationLink</link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.immucell.com/role/IncomeTaxesDetails" id="IncomeTaxesDetails">
<link:definition>062 - Disclosure - Income Taxes (Details)</link:definition>
<link:usedOn>link:presentationLink</link:usedOn>
<link:usedOn>link:definitionLink</link:usedOn>
<link:usedOn>link:calculationLink</link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.immucell.com/role/ContingentLiabilitiesAndCommitmentsDetails" id="ContingentLiabilitiesAndCommitmentsDetails">
<link:definition>063 - Disclosure - Contingent Liabilities and Commitments (Details)</link:definition>
<link:usedOn>link:presentationLink</link:usedOn>
<link:usedOn>link:definitionLink</link:usedOn>
<link:usedOn>link:calculationLink</link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.immucell.com/role/SegmentInformationDetails" id="SegmentInformationDetails">
<link:definition>064 - Disclosure - Segment Information (Details)</link:definition>
<link:usedOn>link:presentationLink</link:usedOn>
<link:usedOn>link:definitionLink</link:usedOn>
<link:usedOn>link:calculationLink</link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.immucell.com/role/RelatedPartyTransactionsDetails" id="RelatedPartyTransactionsDetails">
<link:definition>065 - Disclosure - Related Party Transactions (Details)</link:definition>
<link:usedOn>link:presentationLink</link:usedOn>
<link:usedOn>link:definitionLink</link:usedOn>
<link:usedOn>link:calculationLink</link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.immucell.com/role/EmployeeBenefitsDetails" id="EmployeeBenefitsDetails">
<link:definition>066 - Disclosure - Employee Benefits (Details)</link:definition>
<link:usedOn>link:presentationLink</link:usedOn>
<link:usedOn>link:definitionLink</link:usedOn>
<link:usedOn>link:calculationLink</link:usedOn>
</link:roleType>
<link:roleType roleURI="http://www.immucell.com/role/SubsequentEventsDetails" id="SubsequentEventsDetails">
<link:definition>067 - Disclosure - Subsequent Events (Details)</link:definition>
<link:usedOn>link:presentationLink</link:usedOn>
<link:usedOn>link:definitionLink</link:usedOn>
<link:usedOn>link:calculationLink</link:usedOn>
</link:roleType>
<link:linkbaseRef xlink:type="simple" xlink:href="iccc-20170331_pre.xml" xlink:role="http://www.xbrl.org/2003/role/presentationLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase"/>
<link:linkbaseRef xlink:type="simple" xlink:href="iccc-20170331_def.xml" xlink:role="http://www.xbrl.org/2003/role/definitionLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase"/>
<link:linkbaseRef xlink:type="simple" xlink:href="iccc-20170331_lab.xml" xlink:role="http://www.xbrl.org/2003/role/labelLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase"/>
<link:linkbaseRef xlink:type="simple" xlink:href="iccc-20170331_cal.xml" xlink:role="http://www.xbrl.org/2003/role/calculationLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase"/>
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<import namespace="http://www.xbrl.org/2003/linkbase" schemaLocation="http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd"/>
<import namespace="http://xbrl.org/2005/xbrldt" schemaLocation="http://www.xbrl.org/2005/xbrldt-2005.xsd"/>
<import namespace="http://fasb.org/us-gaap/2016-01-31" schemaLocation="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd"/>
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<import namespace="http://xbrl.sec.gov/country/2016-01-31" schemaLocation="http://xbrl.sec.gov/country/2016/country-2016-01-31.xsd"/>
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<import namespace="http://xbrl.sec.gov/naics/2011-01-31" schemaLocation="http://xbrl.sec.gov/naics/2011/naics-2011-01-31.xsd"/>
<import namespace="http://xbrl.sec.gov/sic/2011-01-31" schemaLocation="http://xbrl.sec.gov/sic/2011/sic-2011-01-31.xsd"/>
<import namespace="http://xbrl.sec.gov/stpr/2011-01-31" schemaLocation="http://xbrl.sec.gov/stpr/2011/stpr-2011-01-31.xsd"/>
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<import namespace="http://xbrl.sec.gov/dei/2014-01-31" schemaLocation="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd"/>
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<import namespace="http://fasb.org/us-types/2016-01-31" schemaLocation="http://xbrl.fasb.org/us-gaap/2016/elts/us-types-2016-01-31.xsd"/>
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<element name="InterestRateSwap" id="iccc_InterestRateSwap" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" />
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<element name="AmerisourcebergenCorporationMember" id="iccc_AmerisourcebergenCorporationMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" />
<element name="RobertJMatthewsCompanyMember" id="iccc_RobertJMatthewsCompanyMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" />
<element name="AnimartLlcMember" id="iccc_AnimartLlcMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" />
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<element name="EffectOfDilutiveStockOptions" id="iccc_EffectOfDilutiveStockOptions" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" />
<element name="SummaryOfSignificantAccountingPoliciesTextualAbstract" id="iccc_SummaryOfSignificantAccountingPoliciesTextualAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" />
<element name="ShareBasedCompensationDecreaseIncreaseInIncomeLossBeforeIncomeTaxDescription" id="iccc_ShareBasedCompensationDecreaseIncreaseInIncomeLossBeforeIncomeTaxDescription" type="xbrli:stringItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" />
<element name="ScheduleOfCashCashEquivalentsShortTermInvestmentsAndLongTermInvestmentAbstract" id="iccc_ScheduleOfCashCashEquivalentsShortTermInvestmentsAndLongTermInvestmentAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" />
<element name="IncreaseDecreaseInShortTermInvestments" id="iccc_IncreaseDecreaseInShortTermInvestments" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" />
<element name="IncreaseDecreaseInCashAndCashEquivalentsAndShortTermInvestments" id="iccc_IncreaseDecreaseInCashAndCashEquivalentsAndShortTermInvestments" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" />
<element name="HeldToMaturitySecuritiesAccruedInterest" id="iccc_HeldToMaturitySecuritiesAccruedInterest" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" />
<element name="ScheduleOfInventoryAbstract" id="iccc_ScheduleOfInventoryAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" />
<element name="IncreaseDecreaseInWorkInProcessInventories" id="iccc_IncreaseDecreaseInWorkInProcessInventories" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" />
<element name="IncreaseDecreaseInFinishedGoodsInventories" id="iccc_IncreaseDecreaseInFinishedGoodsInventories" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" />
<element name="ScheduleOfAccountsNotesLoansAndFinancingReceivableAbstract" id="iccc_ScheduleOfAccountsNotesLoansAndFinancingReceivableAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" />
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<element name="PrepaidExpensesAndOtherCurrentAssetsTextualAbstract" id="iccc_PrepaidExpensesAndOtherCurrentAssetsTextualAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" />
<element name="PropertyPlantAndEquipmentnetPeriodIncreaseDecrease" id="iccc_PropertyPlantAndEquipmentnetPeriodIncreaseDecrease" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" />
<element name="BusinessAcquisitionTextualAbstract" id="iccc_BusinessAcquisitionTextualAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" />
<element name="IntangibleAssetsTextualAbstract" id="iccc_IntangibleAssetsTextualAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" />
<element name="IncreaseDecreaseInAccruedProfessionalFees" id="iccc_IncreaseDecreaseInAccruedProfessionalFees" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" />
<element name="IncreaseDecreaseInAccountsPayableAndAccruedExpenses" id="iccc_IncreaseDecreaseInAccountsPayableAndAccruedExpenses" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" />
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<element name="DebtIssuanceCostsMember" id="iccc_DebtIssuanceCostsMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" />
<element name="TotalLiabilitiesDebtCurrentPortionAndLongTermPortion" id="iccc_TotalLiabilitiesDebtCurrentPortionAndLongTermPortion" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" />
<element name="DerivativesInterestRateSwapPayments" id="iccc_DerivativesInterestRateSwapPayments" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" />
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<element name="NisinProductionPlantMember" id="iccc_NisinProductionPlantMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" />
<element name="ConstructionLoansTwoMember" id="iccc_ConstructionLoansTwoMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" />
<element name="BankDebtTextualAbstract" id="iccc_BankDebtTextualAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" />
<element name="PaymentsOfDebtIssuanceCost" id="iccc_PaymentsOfDebtIssuanceCost" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" />
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<element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVest" id="iccc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVest" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item" />
<element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageVestedAndExpectedToVest" id="iccc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageVestedAndExpectedToVest" type="num:perShareItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" />
<element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValueAbstract" id="iccc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValueAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" />
<element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableIntrinsicValueVestedAndExpectedToVest" id="iccc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableIntrinsicValueVestedAndExpectedToVest" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" />
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<element name="NetProceedsFromIssuanceOfCommonStock" id="iccc_NetProceedsFromIssuanceOfCommonStock" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" />
<element name="CommonStockSharesAuthorizedAfterAmendment" id="iccc_CommonStockSharesAuthorizedAfterAmendment" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item" />
<element name="NumberOfEmployeeExercisedStockOptions" id="iccc_NumberOfEmployeeExercisedStockOptions" type="xbrli:integerItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" />
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<element name="NumberOfDirectorExercisedStockOptions" id="iccc_NumberOfDirectorExercisedStockOptions" type="xbrli:integerItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" />
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<element name="PaymentOfCapitalExpenditure" id="iccc_PaymentOfCapitalExpenditure" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" />
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<element name="OtherObligations" id="iccc_OtherObligations" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" />
<element name="MilestonePayment" id="iccc_MilestonePayment" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" />
<element name="CapitalExpendituresCommitted" id="iccc_CapitalExpendituresCommitted" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" />
<element name="PercentageOfRoyalty" id="iccc_PercentageOfRoyalty" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" />
<element name="UnitedStatesDairyAndBeefIndustriesMember" id="iccc_UnitedStatesDairyAndBeefIndustriesMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" />
<element name="ForeignCustomersMember" id="iccc_ForeignCustomersMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" />
<element name="SegmentAndSignificantCustomerInformationTextualAbstract" id="iccc_SegmentAndSignificantCustomerInformationTextualAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" />
<element name="RelatedPartyTransactionsTextualAbstract" id="iccc_RelatedPartyTransactionsTextualAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" />
<element name="EmployeeBenefitsTextualAbstract" id="iccc_EmployeeBenefitsTextualAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" />
<element name="EmployeeSavingsPlanDescription" id="iccc_EmployeeSavingsPlanDescription" type="xbrli:stringItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" />
</schema>
