Property and Equipment, Net

12 Months Ended

Dec. 31, 2021

Property, Plant and Equipment [Abstract]

Property and Equipment, Net

4. Property and Equipment, net

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

	December 31,
	2021			2020
Lab equipment	$	5,305		$	4,396
Leasehold improvements		1,710			1,710
Computer hardware and software		247			220
Furniture and fixtures		140			140
Total property and equipment, gross		7,402			6,466
Less accumulated depreciation		(4,989	)		(4,485	)
Total property and equipment, net	$	2,413		$	1,981

Depreciation expense was $0.9 million for the year ended December 31, 2021 and $1.0 million for the years ended December 31, 2020 and 2019.