Consolidated Statements of Operations (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011	Sep. 30, 2010
Revenues:
Royalties			$ 8,852
Other
Revenues, Total			8,852
Costs and expenses:
Research and development	703,456	1,291,721	3,051,437	3,146,802
General and administrative	556,601	691,623	2,529,604	2,513,527
Acquired In-Process R&D				3,000,000
Costs and Expenses, Total	1,260,057	1,983,344	5,581,041	8,660,329
Interest expense		(106,784)		(496,482)
Other income (expense)	(48,320)	(5,183)	9,173	(9,230)
Net Loss	(1,308,377)	(2,095,311)	(5,563,016)	(9,166,041)
Dividends on Series A convertible preferred stock	(251,250)	(251,250)	(753,750)	(753,750)
Net loss attributable to common shareholders	$ (1,559,627)	$ (2,346,561)	$ (6,316,766)	$ (9,919,791)
Net loss per share (basic and diluted)	$ (0.13)	$ (0.24)	$ (0.54)	$ (1.09)
Weighted average number of common shares outstanding (basic and diluted)	12,004,435	9,837,665	11,654,078	9,098,380