Condensed Consolidated Statements of Operations (Unaudited) (USD $)	3 Months Ended		120 Months Ended
	Mar. 31, 2012	Mar. 31, 2011	Mar. 31, 2012
Income Statement [Abstract]
Grant revenue			$ 605,228
License fee/Other revenue		4,800	282,900
Total revenue		4,800	888,128
Operating expenses:
Research and development	224,207	118,667	9,107,778
General and administrative	385,734	214,036	8,046,881
Total operating expenses	609,941	332,703	17,154,659
Operating loss	(609,941)	(327,903)	(16,266,531)
Other income (expense):
Interest income	441		183,783
Interest expense	(2,020)		(2,111,197)
Other income/(expense)	606	(209)	148,593
Total other expense, net	(973)	(209)	(1,778,821)
Loss before provision for income taxes	(610,914)	(328,112)	(18,045,352)
Provision for income taxes
Net loss	$ (610,914)	$ (328,112)	$ (18,045,352)
Weighted average number of common shares outstanding - basic and diluted	24,636,955	4,193,203
Net loss per common share - basic and diluted	$ (0.02)	$ (0.08)