Accrued Expenses (Tables)

6 Months Ended

Jun. 30, 2016

Accrued Expenses

Summary of accrued expenses

Accrued expenses consist of the following (in thousands):

	June 30,		December 31,
	2016		2015
	(unaudited)
Payroll	$	385	$	—
Legal		909		213
Bonus		300		669
Current portion of deferred rent and lease incentive		312		405
Accrued patent fees		312		219
Accrued R&D costs		1,666		1,649
Other		831		223
Accrued liabilities	$	4,715	$	3,378