Property and Equipment

12 Months Ended

Dec. 31, 2022

4. Property and Equipment

Property and equipment as of December 31, consists of the following (table in thousands):

Schedule of Property and Equipment

	2022			2021
Lab equipment (excluding equipment under finance leases)	$	1,631		$	1,557
Finance lease right-of-use lab equipment obtained in exchange for finance lease liabilities, net		194			194
Computer and office equipment		131			131
Total property and equipment		1,956			1,882
Less accumulated depreciation		(1,614	)		(1,429	)
Property and equipment, net	$	342		$	453

Depreciation expense was $185,000 and $190,000 for the years ended December 31, 2022 and 2021, respectively.