Quarterly report pursuant to Section 13 or 15(d)

Statement of Operations

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Statement of Operations (USD $)
3 Months Ended 9 Months Ended 163 Months Ended
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2011
Revenues:          
Grant revenue $ 2,365 $ 584,772 $ 873,269 $ 1,718,269 $ 12,293,822
Collaboration revenue 0 0 0 0 2,283,618
Other 0 0 0 0 1,123,494
Total revenues 2,365 584,772 873,269 1,718,269 15,700,934
Operating expenses:          
Research and development 1,305,585 446,811 3,560,999 1,813,509 24,297,267
Acquired in-process research and development 0 0 0 0 7,523,179
General and administrative 1,547,942 2,665,110 3,569,130 3,754,936 25,690,609
Total operating expenses 2,853,527 3,111,921 7,130,129 5,568,445 57,511,055
Loss from operations (2,851,162) (2,527,149) (6,256,860) (3,850,176) (41,810,121)
Other expenses, net:          
Interest expense, net (455,525) (1,009,469) (1,637,644) (2,251,058) (9,185,937)
Change in put and note extension option and warrant liabilities 0 144,070 (77,984) 156,956 418,478
Loss on early extinguishment of debt (1,193,500) 0 (1,193,500) 0 (1,193,500)
Other income 0 0 0 0 47,323
Loss before income taxes (4,500,187) (3,392,548) (9,165,988) (5,944,278) (51,723,757)
Income taxes 0 0 (1,600) (1,600) (16,809)
Net loss $ (4,500,187) $ (3,392,548) $ (9,167,588) $ (5,945,878) $ (51,740,566)
Basic and diluted net loss per common share $ (0.28) $ (0.65) $ (0.65) $ (1.13)   
Weighted average shares used in computing basic and diluted net loss per common share 16,035,861 5,240,110 14,139,007 5,240,110