Property and equipment, net

12 Months Ended

Dec. 31, 2021

Property and equipment, net

Property and equipment, net

4. Property and equipment, net

Property and equipment, net consisted of the following (in thousands):

	December 31,
	2021		2020
Laboratory equipment	$	6,746	$	5,583
Leasehold improvements		809		383
Computer equipment and software		143		188
Furniture and office equipment		225		195
		7,923		6,349
Less: Accumulated depreciation and amortization		(4,800)		(4,032)
	$	3,123	$	2,317

Depreciation expense was $1.4 million, $1.3 million and $1.0 million for the years ended December 31, 2021, 2020 and 2019, respectively.