Accrued expenses and other current liabilities

6 Months Ended

Jun. 30, 2011

Accrued expenses and other current liabilities [Abstract]

Accrued expenses and other current liabilities

3. Accrued expenses and other current liabilities

Accrued expenses and other current liabilities are comprised of the following (in thousands):

	June 30,		December 31,
	2011		2010
Salary and related expenses	$	8,720	$	5,624
Research and clinical trial costs		727		668
Accrued interest		4,873		4,993
Construction in progress		264		149
Other		5,374		3,406
Accrued expenses and other current liabilities	$	19,958	$	14,840