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Property and Equipment
9 Months Ended
Sep. 30, 2012
Property and Equipment  
Property and Equipment

(4) Property and Equipment

 

Property and equipment consist of the following:

 

 

 

September 30,
2012

 

December 31,
2011

 

 

 

(in thousands)

 

Laboratory equipment

 

$

12,531

 

$

12,468

 

Leasehold improvements

 

4,939

 

4,847

 

Computers and software

 

2,546

 

2,315

 

Furniture and fixtures

 

1,170

 

1,135

 

 

 

21,186

 

20,765

 

Less accumulated depreciation and amortization

 

(19,981

)

(19,358

)

 

 

$

1,205

 

$

1,407

 

 

Depreciation and amortization expenses of property and equipment, including equipment purchased under capital leases, were approximately $0.2 million and $0.4 million for the three months ended September 30, 2012 and 2011, respectively, and $0.6 million and $1.2 million for the nine months ended September 30, 2012 and 2011, respectively.