Property, Plant and Equipment

12 Months Ended

Dec. 31, 2021

Property, Plant and Equipment

Property, Plant and Equipment

5.  Property, Plant and Equipment

Property, plant and equipment was comprised of the following:

	As of December 31
(in thousands)	2021		2020
IT equipment	$	1,083	$	1,077
Laboratory equipment		3,404		3,392
ROU asset		—		226
Other equipment		101		204
		4,588		4,899
Less: Accumulated depreciation		(4,355)		(4,131)
Property, plant and equipment, net	$	233	$	768