Condensed Consolidated Statements of Operations (Unaudited) (USD $)	3 Months Ended		111 Months Ended
	Mar. 31, 2013	Mar. 31, 2012	Mar. 31, 2013 Since Inception
Revenues
Product sales	$ 599,205	$ 20,478	$ 1,384,523
Grant revenues	0	0	1,623,160
Total revenues	599,205	20,478	3,007,683
Cost of goods sold	350,241	5,455	787,306
Gross profit	248,964	15,023	2,220,377
Operating expenses
Research and development	762,442	1,164,599	44,769,170
Selling, general and administrative	1,748,184	1,509,761	45,301,542
Total operating expenses	2,510,626	2,674,360	90,070,712
Loss from operations	(2,261,662)	(2,659,337)	(87,850,335)
Change in fair value of derivative liabilities	0	64,157	10,395,709
Gain on warrant exchange	0	0	473,872
Interest income	217	2,539	1,583,855
Interest expense	(910)	(1,395)	(7,127,164)
Net loss from continuing operations	(2,262,355)	(2,594,036)	(82,524,063)
Net loss from discontinued operations			(22,561,220)
Gain on sale of business unit	0	0	6,408,603
Net loss	$ (2,262,355)	$ (2,594,036)	$ (98,676,680)
Net loss per share - basic and diluted	$ (0.02)	$ (0.02)
Weighted average common shares outstanding	127,550,773	109,279,152