Consolidated Statements of Operations (USD $)	3 Months Ended		9 Months Ended		128 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013
Revenue:
Option Revenue	$ 348,837		$ 917,774		$ 917,774
Research and development	2,494,463	1,455,938	6,338,859	4,504,243	82,836,210
General and administrative	626,668	532,474	2,479,708	1,878,236	32,597,324
Depreciation and amortization	90,935	81,514	258,144	225,365	1,908,302
Loss on disposal of assets					513,345
Operating loss	(2,863,229)	(2,069,926)	(8,158,937)	(6,607,844)	(116,937,407)
Interest income	4,448	61	9,388	256	1,368,085
Other income, net			37,910		699,056
Loss on extinguishment of debt	(2,518,912)		(2,518,912)		(906,472)
Gain/Loss on derivative instruments		(136,889)		(136,889)	1,941,826
Gain on sale of technology					3,000,000
Interest expense	(346,239)	(151,029)	(2,267,293)	(152,002)	(11,674,552)
Net loss	$ (5,723,932)	$ (2,357,783)	$ (12,897,844)	$ (6,896,479)	$ (122,509,464)
Basic and diluted loss per share	$ (0.39)	$ (0.40)	$ (1.29)	$ (1.20)
Weighted average shares outstanding	14,721,474	5,762,028	10,011,453	5,762,028