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 consisted of the following:

	December 31,
(in thousands)	2021		2020
Lab equipment	$	3,513	$	3,506
Leasehold improvements		193		185
Computer equipment		156		96
Office equipment and furniture and fixtures		22		18
		3,884		3,805
Less accumulated depreciation and amortization		(3,029)		(2,274)
Property and equipment, net	$	855	$	1,531

Depreciation and amortization expense was $0.8 million for the years ended December 31, 2021 and December 31, 2020, respectively. There were no assets under capital leases as of December 31, 2021 and 2020.