Property and Equipment

9 Months Ended

Sep. 30, 2016

Property and Equipment

Property and Equipment

5.  Property and Equipment

Property and equipment consist of the following, in thousands:

	September 30,			December 31,
	2016			2015
	(unaudited)
Computer equipment	$	1,185		$	1,112
Software	1,744			307
Lab equipment and furniture	6,560			5,667
Leasehold improvements	2,642			2,642
Construction in progress	13			1,114
	12,144			10,842
Less accumulated depreciation and amortization	(7,826		)	(6,968		)
	$	4,318		$	3,874

Depreciation and amortization expense on property and equipment was approximately $0.3 million and $0.9 million for the three and nine months ended September 30, 2016, and $0.2 million and $0.5 million for the three and nine months ended September 30, 2015, respectively.