Note 10 - Selected Quarterly Financial Data (unaudited)

12 Months Ended

Dec. 31, 2011

Quarterly Financial Information [Text Block]

10.           Selected Quarterly Financial Data (unaudited)

A summary of selected quarterly financial data for 2011 and 2010 is as follows:

	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	)

	2010 Quarter Ended
	March 31			June 30			September 30			December 31
Revenue from grants	$	1,338,560		$	1,737,169		$	1,163,288		$	946,240
Net loss		(690,789	)		(933,089	)		(644,666	)		(478,784	)
Net loss per share		(0.04	)		(0.06	)		(0.04	)		(0.03	)