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Consolidated Statement of Stockholders' Equity (Unaudited) - 9 months ended Sep. 30, 2015 - USD ($)
Common Stock [Member]
Additional Paid-in Capital [Member]
Accumulated Deficit [Member]
Total
BALANCE at Dec. 31, 2014 $ 4,934 $ 106,442,897 $ (93,299,794) $ 13,148,037
BALANCE, shares at Dec. 31, 2014 4,934,601      
Stock based compensation expense 685,892 685,892
Issuance of common stock, net of costs $ 4,857 7,625,900 7,630,757
Issuance of common stock, net of costs, shares 4,857,143      
Exercise of stock options $ 1 3,456 $ 3,457
Exercise of stock options, shares 313      
Vesting of restricted stock $ 63 $ (63)
Vesting of restricted stock, shares 62,684      
Net loss $ (3,783,883) $ (3,783,883)
BALANCE at Sep. 30, 2015 $ 9,855 $ 114,758,082 $ (97,083,677) $ 17,684,260
BALANCE, shares at Sep. 30, 2015 9,854,741