Accrued Expenses (Tables)

12 Months Ended

Dec. 31, 2014

Component of Accrued Expenses

Accrued expenses consist of the following:

	December 31,
(in thousands)	2014		2013
Clinical consulting services	$	2,802	$	3,751
Preclinical services		2,027		513
Employee compensation		768		252
Professional services		422		582
Payroll taxes and benefits		417		255
Manufacturing services		308		547
Other consulting services		226		230
Accrued vacation		212		227
Accrued expenses	$	7,182	$	6,357