Consolidated Balance Sheets (Unuadited) - USD ($)	Dec. 31, 2015	Jun. 30, 2015
Current assets:
Cash and cash equivalents	$ 31,990,606	$ 27,299,268
Available-for-sale investments	1,377,633	0
Prepaid expenses and other current assets	1,716,058	1,896,747
Total current assets	35,084,297	29,196,015
Property and equipment, net	118,660	123,158
Other assets	191,074	155,279
Total assets	35,394,031	29,474,452
Current liabilities:
Accounts payable	2,376,279	1,106,484
Accrued expenses	5,646,697	6,223,483
Notes payable, net of discount	1,909,821	0
Capital lease obligations	26,636	25,871
Total current liabilities	9,959,433	7,355,838
Notes payable, net of discount, net of current portion	17,665,725	9,781,086
Capital lease obligations	28,236	41,749
Other non-current liabilities	265,217	91,304
Total liabilities	27,918,611	17,269,977
Stockholders' equity:
Preferred stock of $0.01 par value – authorized 10,000,000 shares; Series A Convertible; issued and outstanding 4,030 shares as of December 31, 2015 and 4,697 shares as of June 30, 2015, respectively	40	47
Common stock of $0.01 par value – authorized 300,000,000 shares; issued and outstanding 68,030,008 shares as of December 31, 2015 and 57,128,433 shares as of June 30, 2015, respectively	680,300	571,284
Additional paid-in capital	324,163,388	303,332,460
Accumulated other comprehensive loss	(9,389)	0
Accumulated deficit	(317,358,919)	(291,699,316)
Total stockholders' equity	7,475,420	12,204,475
Total liabilities and stockholders' equity	$ 35,394,031	$ 29,474,452