ACCOUNTS PAYABLE AND ACCRUED EXPENSES (Tables)

3 Months Ended

Mar. 31, 2013

Payables and Accruals [Abstract]

Schedule of accounts payable and accrued expense

	2013		2012
Accounts payable	$	163	$	560
Accrued payroll		1,334		2,872
Accrued outsourced pre-clinical and clinical fees		4,877		5,501
Accrued professional fees		418		641
Other accrued expenses		690		589
	$	7,482	$	10,163