Consolidated Balance Sheet Components

12 Months Ended

Dec. 31, 2021

Supplemental Balance Sheet Information [Abstract]

Consolidated Balance Sheet Components

Note 4. Consolidated balance sheet components

Property and equipment

Property and equipment, net consisted of the following:

	December 31,
(in thousands)	2021			2020
Scientific equipment	$	2,970		$	2,617
Furniture & office equipment		1,002			542
Leasehold improvements		1,071			855
Total		5,043			4,014
Accumulated depreciation and amortization		(2,971	)		(2,662	)
Property & equipment, net	$	2,072		$	1,352

Depreciation and amortization expense was $0.6 million and $0.5 million for the years ended December 31, 2021 and 2020, respectively.

Accrued expenses and other current liabilities

Accrued liabilities consisted of the following:

	December 31,
(in thousands)	2021		2020
Accrued clinical trial costs	$	12,991	$	4,012
Accrued personnel costs		3,884		3,208
Accrued professional fees		25		37
Accrued other		257		229
Total accrued expenses and other current    liabilities	$	17,157	$	7,486