XML 23 R55.htm IDEA: XBRL DOCUMENT v2.4.0.8
INCOME TAXES (Details 2) (USD $)
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Significant components of net deferred tax asset    
Net operating loss carryforward $ 16,031,911 $ 10,329,617
Research and development credit carryforward 624,902 329,584
Stock-based compensation 2,411,438 1,090,746
Depreciation and amortization (148,802) (81,305)
Accrued expenses 448,563  
Charitable contributions 111,776 72,693
Subtotal 19,479,788 11,741,335
Valuation allowance (19,479,788) (11,741,335)
Increase in valuation allowance 7,738,000 4,778,000
Uncertain tax positions $ 0 $ 0