Stock-based Compensation (Tables)

6 Months Ended

Jun. 30, 2015

The Company recognized stock-based compensation on all employee and non-employee awards as follows:


	Three Months Ended June 30, 2015		Three Months Ended June 30, 2014		Six Months Ended June 30, 2015		Six Months Ended June 30, 2014
Research and development	$	82,953	$	127,730	$	103,870	$	137,767
Selling, general and administrative		191,187		123,446		282,410		118,954

Total Stock based compensation	$	274,140	$	251,176	$	386,280	$	256,721