Consolidated Statements of Operations (Unaudited) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Revenues:
License revenue		$ 5,000,000		$ 5,000,000
Grant revenue	931,627	795,862	2,341,896	2,009,987
Total revenues	931,627	5,795,862	2,341,896	7,009,987
Cost of revenues	(761,628)	(655,125)	(1,934,529)	(1,558,673)
Gross profit	169,999	5,140,737	407,367	5,451,014
Operating expenses:
Research and development	371,338	2,342,253	1,749,112	5,228,779
General and administrative	558,877	595,021	1,841,138	1,674,408
Total operating expenses	930,215	2,937,274	3,590,250	6,903,187
(Loss) income from operations	(760,216)	2,203,463	(3,182,883)	(1,452,173)
Other income:
Interest income, net	1,250	1,411	5,284	5,319
Net (loss) income	$ (758,966)	$ 2,204,874	$ (3,177,599)	$ (1,446,854)
Basic and diluted net (loss) income per share	$ (0.07)	$ 0.20	$ (0.29)	$ (0.13)
Basic and diluted weighted average common shares outstanding	11,138,373	11,013,616	11,127,374	10,920,648