Consolidated Balance Sheets (Unaudited) - USD ($)	Sep. 30, 2016	Jun. 30, 2016
Current assets:
Cash and cash equivalents	$ 8,867,930	$ 8,002,668
Available-for-sale investments	1,377,714	1,380,556
Prepaid expenses and other current assets	1,007,978	1,313,841
Total current assets	11,253,622	10,697,065
Property and equipment, net	90,171	97,801
Other assets	56,916	63,213
Total assets	11,400,709	10,858,079
Current liabilities:
Accounts payable	1,159,427	713,890
Accrued expenses	12,884,590	7,767,733
Notes payable, net of discount	6,399,075	5,374,951
Capital lease obligations	27,827	27,424
Total current liabilities	20,470,919	13,883,998
Notes payable, net of discount, net of current portion	12,162,471	14,106,594
Capital lease obligations	7,214	14,324
Other non-current liabilities	525,314	439,130
Total liabilities	33,165,918	28,444,046
Stockholders' (deficiency) equity:
Preferred stock of $0.01 par value - authorized 10,000,000 shares; Series A Convertible: issued and outstanding 4,030 shares as of September 30, 2016 and June 30, 2016	40	40
Common stock of $0.01 par value - authorized 300,000,000 shares; issued and outstanding 92,806,710 shares as of September 30, 2016 and 68,568,055 shares as of June 30, 2016, respectively	928,067	685,680
Additional paid-in capital	333,774,227	325,142,509
Accumulated other comprehensive loss	(2,521)	(1,944)
Accumulated deficit	(356,465,022)	(343,412,252)
Total stockholders' (deficiency) equity	(21,765,209)	(17,585,967)
Total liabilities and stockholders' (deficiency) equity	$ 11,400,709	$ 10,858,079