Quarterly report pursuant to Section 13 or 15(d)

Balance Sheets

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Balance Sheets - USD ($)
Jun. 30, 2017
Dec. 31, 2016
Current assets:    
Cash and cash equivalents $ 5,460,699 $ 5,127,958
Grants receivable 75,242 132,472
Prepaid expenses and other current assets 402,294 391,253
Restricted cash, current portion 13,300 11,111
Total current assets 5,951,535 5,662,794
Property and equipment, net 33,355 43,243
Restricted cash, net of current portion 62,841 62,828
Total assets 6,047,731 5,768,865
Current liabilities:    
Term debt, net of discount 607,598 2,353,667
Accounts payable 327,302 1,010,209
Accrued expenses and other current liabilities 720,134 942,435
Warrant liability 595 5,501
Unit purchase option liability 6,607 51
Total current liabilities 1,662,236 4,311,863
License obligations 1,250,000 1,250,000
Total liabilities 2,912,236 5,561,863
Stockholders’ equity:    
Preferred stock—$0.001 par value; 5,000,000 shares authorized at June 30, 2017 and December 31, 2016; 4,179 and zero shares issued and outstanding at June 30, 2017 and December 31, 2016, respectively 4 0
Common stock—$0.001 par value; 200,000,000 shares authorized at June 30, 2017 and December 31, 2016; 14,114,859 and 9,434,141 shares issued and outstanding at June 30, 2017 and December 31, 2016, respectively 14,115 9,434
Additional paid-in capital 76,915,611 70,232,651
Accumulated deficit (73,794,235) (70,035,083)
Total stockholders’ equity 3,135,495 207,002
Total liabilities and stockholders’ equity $ 6,047,731 $ 5,768,865