Summary of Significant Accounting Policies (Tables)

9 Months Ended

Sep. 30, 2016

Summary of Significant Accounting Policies

Schedule of stock-based compensation expense

During the three and nine months ended September 30, 2016 and 2015, the Company recorded stock-based compensation expense for employee and non-employee stock options, which was allocated as follows in the condensed consolidated statements of operations (in thousands):

	Three Months Ended September 30,				Nine Months Ended September 30,
	2016		2015		2016		2015
Research and development	$	182	$	173	$	533	$	505
General and administrative	328		315		1,042		638
Total	$	510	$	488	$	1,575	$	1,143

Schedule of anti-dilutive common stock equivalents excluded from calculation of diluted net loss per share

	Three Months Ended September 30,		Nine Months Ended September 30,
	2016	2015	2016	2015
Stock options	2,486,409	1,712,011	2,486,409	1,712,011
Common stock warrants	24,566	59,405	24,566	59,405
	2,510,975	1,771,416	2,510,975	1,771,416