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Property and Equipment
6 Months Ended
Jun. 30, 2011
Property and Equipment [Abstract]  
Property and Equipment
(6) Property and Equipment
     At June 30, 2011 and December 31, 2010, net property and equipment at cost consisted of the following:
                 
    June 30,     December 31,  
(In thousands)   2011     2010  
Leasehold improvements
  $ 525     $ 515  
Laboratory equipment and other
    2,896       2,889  
 
           
Total property and equipment, at cost
    3,421       3,404  
Less: accumulated depreciation
    (2,724 )     (2,474 )
 
           
Property and equipment, net
  $ 697     $ 930  
 
           
     As of June 30, 2011 and December 31, 2010, laboratory equipment and other included approximately $79,000 of office equipment financed under capital leases with accumulated depreciation of approximately $64,000 and $56,000, respectively.
     Depreciation expense, which includes amortization of assets recorded under capital leases, was approximately $125,000 and $143,000 in the three months ended June 30, 2011 and 2010, respectively, and approximately $253,000 and $287,000 in the six months ended June 30, 2011 and 2010, respectively.