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Property and Equipment
 12 Months Ended
Dec. 31, 2015
Property Plant And Equipment [Abstract]  
Property and Equipment

NOTE 5—PROPERTY AND EQUIPMENT

Property and equipment comprise the following (in thousands):

 

 

 

December 31,

 

 

 

2015

 

 

2014

 

Computer and office equipment

 

$

532

 

 

$

479

 

Laboratory equipment

 

 

1,894

 

 

 

1,838

 

Leasehold improvements

 

 

523

 

 

 

548

 

 

 

 

2,949

 

 

 

2,865

 

Less: Accumulated depreciation and amortization

 

 

(2,616

)

 

 

(2,308

)

Total property and equipment, net

 

$

333

 

 

$

557

 

 

Depreciation and amortization expense was $0.3 million, $0.4 million and $0.3 million for the years ended December 31, 2015, 2014 and 2013, respectively.