Annual report pursuant to Section 13 and 15(d)

Statements of Stockholders' Equity

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Statements of Stockholders' Equity (USD $)
Total
Common Stock [Member]
Accumulated Deficit [Member]
Balance at Dec. 31, 2010 $ 11,247,437 $ 66,054,554 $ (54,807,117)
Balance, shares at Dec. 31, 2010   1,340,646  
Stock-based compensation issued for services 1,336,177 1,336,177  
Common stock issued for cash, net of offering costs 1,456,065 1,456,065  
Common stock issued for cash, shares   267,500  
Net loss (10,213,801)   (10,213,801)
Balance at Dec. 31, 2011 3,825,878 68,846,796 (65,020,918)
Balance, shares at Dec. 31, 2011   1,608,146  
Stock-based compensation issued for services 901,161 901,161  
Common stock issued for consulting services 29,776 29,776  
Common stock issued for consulting services, shares 8,334 8,334  
Common stock issued for cash, net of offering costs 15,146,400 15,146,400  
Common stock issued for cash, shares   8,337,900  
Net loss (9,212,215)   (9,212,215)
Balance at Dec. 31, 2012 10,691,000 84,924,133 (74,233,133)
Balance, shares at Dec. 31, 2012 9,954,380 9,954,380  
Stock-based compensation issued for services 1,437,865 1,437,865  
Common stock issued for cash, net of offering costs 12,969,587 12,969,587  
Common stock issued for cash, shares   11,500,000  
Net loss (12,148,655)   (12,148,655)
Balance at Dec. 31, 2013 $ 12,949,797 $ 99,331,585 $ (86,381,788)
Balance, shares at Dec. 31, 2013 21,454,380 21,454,380