Accounts Payable and Accrued Expenses (Tables)

3 Months Ended

Mar. 31, 2014

Accounts Payable and Accrued Expenses [Abstract]

Schedule of accounts payable and accrued expenses

	March 31, 2014		December 31, 2013
Accrued consulting and clinical trial costs	$	1,593	$	2,672
Accrued payroll and related costs		875		2,123
Restructuring accrual		212		-
Legal and professional fees		880		608
Accounts payable		307		793
Other		114		316
Total	$	3,981	$	6,512