Quarterly report pursuant to Section 13 or 15(d)

Accounts Payable And Accrued Expenses (Details)

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Accounts Payable And Accrued Expenses (Details) - USD ($)
Jun. 30, 2015
Dec. 31, 2014
Accounts Payable And Accrued Expenses [Abstract]    
Trade payables $ 733,207 $ 706,781
Accrued expenses 119,639 56,884
Accrued research and development contract costs 2,098,427 1,078,532
Payroll liabilities 217,535 617,066
Total accounts payable and accrued expenses $ 3,168,808 $ 2,459,263