Consolidated Balance Sheets (Unaudited) (USD $)	Sep. 30, 2011	Dec. 31, 2010
Current Assets:
Cash and cash equivalents	$ 2,258,019	$ 1,342,044
Accounts receivable	40,684	141,488
Stock subscriptions receivable	0	285,000
Prepaid expenses and other current assets	446,116	195,205
Total current assets	2,744,819	1,963,737
Property and Equipment, at cost:
Computer equipment	275,407	265,862
Office and laboratory equipment (including assets under capitalized leases)	616,250	626,823
Furniture and fixtures	181,080	17,019
Manufacturing equipment	164,637	129,320
Leasehold improvements	187,264	177,768
Property and equipment, at cost	1,424,638	1,216,792
Less-Accumulated depreciation and amortization	(1,118,479)	(1,168,758)
Net property and equipment (including assets under capitalized leases)	306,159	48,034
Other Assets:
Restricted cash	9,749	275,249
Intangible assets, net of accumulated amortization	9,625,000	9,625,000
Deposits and other assets	10,816	250
Total other assets	9,645,565	9,900,499
Total assets	12,696,543	11,912,270
Current Liabilities:
Accounts payable	362,513	605,634
Deferred revenue	196,290	405,454
Current portion of notes payable and capital lease obligation, net of discounts	2,231	102,071
Derivative warrant liability	1,561,244	1,544,996
Accrued expenses and other liabilities	817,639	463,475
Total current liabilities	2,939,917	3,121,630
Notes payable and capital lease obligation, net of current portion	4,482	6,176
Deferred revenue, net of current portion	92,794	82,180
Total liabilities	3,037,193	3,209,986
Commitments
Stockholders' Equity:
Common Stock	344,557	311,264
Additional paid-in capital	88,730,324	79,646,385
Common stock subscribed for but not paid for or issued	0	285,000
Accumulated deficit	(79,450,642)	(71,540,416)
Total stockholders' equity	9,659,350	8,702,284
Total liabilities and stockholders' equity	12,696,543	11,912,270
Series B Preferred Stock [Member]
Stockholders' Equity:
Preferred Stock	2	2
Series C Preferred Stock [Member]
Stockholders' Equity:
Preferred Stock	49	49
Series D Preferred Stock [Member]
Stockholders' Equity:
Preferred Stock	$ 35,060	$ 0