Condensed Consolidated Statements of Operations (Unaudited) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Revenues:
Grants	$ 136,616	$ 62,440	$ 376,156	$ 157,340
Total revenues	136,616	62,440	376,156	157,340
Operating costs and expenses:
Research and development	2,325,637	1,243,179	4,051,530	1,637,416
General and administrative	4,206,512	1,252,850	5,187,101	1,926,172
Total operating costs and expenses	6,532,149	2,496,029	9,238,631	3,563,588
Loss from operations	$ (6,395,533)	(2,433,589)	(8,862,475)	(3,406,248)
Interest and other income (expense)		$ (25)	(184)	$ (264)
Change in fair value of warrant liability			19,807
Net loss	$ (6,395,533)	$ (2,433,614)	(8,842,852)	$ (3,406,512)
Deemed dividend on Series A-1 preferred stock			(9,017,512)	$ (2,214,911)
Deemed dividend on Series A-1 warrant			(179,411)
Deemed dividend on Series B preferred stock			(8,655,998)
Accretion of preferred stock dividends		$ (61,830)	(93,234)	$ (93,764)
Net loss allocable to common stockholders	$ (6,395,533)	$ (2,495,444)	$ (26,789,007)	$ (5,715,187)
Basic and diluted net loss per share	$ (.29)	$ (9.08)	$ (2.14)	$ (21.60)
Shares used to calculate basic and diluted net loss per share	21,695,404	274,969	12,529,921	264,651