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Note 10 - Selected Quarterly Financial Data (unaudited) (Tables)

12 Months Ended

Dec. 31, 2012

Quarterly Financial Information Disclosure [Abstract]

Schedule of Quarterly Financial Information [Table Text Block]

		2012 Quarter Ended
		March 31				June 30				September 30				December 31
Revenue from grants		$	854,063			$	705,698			$	638,000			$	459,566
Net loss			(730,513	)			(497,763	)			(296,779	)			(610,085	)
Net loss per share			(0.04	)			(0.03	)			(0.02	)			(0.03	)

		2011 Quarter Ended
		March 31				June 30				September 30				December 31
Revenue from grants		$	893,002			$	1,753,033			$	1,297,006			$	956,844
Net loss			(606,282	)			(211,344	)			(375,852	)			(1,153,348	)
Net loss per share			(0.04	)			(0.01	)			(0.02	)			(0.08	)

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- Definition

Tabular disclosure of the quarterly financial data in the annual financial statements. The disclosure includes financial information for each fiscal quarter for the current and previous year, including revenues, gross profit, income (loss) before extraordinary items and cumulative effect of a change in accounting principle and earnings per share data.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 270

-SubTopic 10

-Section 50

-Paragraph 1

-Subparagraph (a)-(j)

-URI http://asc.fasb.org/extlink&oid=25249566&loc=d3e1280-108306

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