Property and Equipment

12 Months Ended

Dec. 31, 2020

Property, Plant and Equipment [Abstract]

Property and Equipment

7. Property and Equipment

Property and equipment consisted of the following as of December 31, 2020 and 2019:

	December 31,
	2020			2019
Furniture and fixtures	$	339		$	242
Lab and office equipment		7,536			6,353
Computer equipment		339			339
Internal-use software		1,572			1,276
Leasehold improvements		505			506
Property and equipment		10,291			8,716
Less accumulated depreciation and amortization		(2,942	)		(1,902	)
Net property and equipment	$	7,349		$	6,814

Depreciation and amortization expense from continuing operations was approximately $0.8 million and $0.5 million for the years ended December 31, 2020 and 2019, respectively. There was internal-use software amortization expense included in depreciation and amortization expense in 2020 of approximately $0.1 million. As of December 31, 2020, capitalized external-use software was fully amortized.