Balance Sheet Details

12 Months Ended

Dec. 31, 2023

Balance Sheet Details

Balance Sheet Details

6. Balance Sheet Details

Property and Equipment, net

Property and equipment as of December 31, 2023 and 2022 consisted of the following (in thousands):

	December 31, 2023		December 31, 2022
Laboratory equipment	$	19,678	$	10,007
Furniture and fixtures		817		817
Office and computer equipment		438		449
Leasehold improvements		3,447		3,447
Total		24,380		14,720
Less: accumulated depreciation		(11,821)		(11,103)
Property and equipment, net	$	12,559	$	3,617

Depreciation and amortization expense totaled $1.0 million and $0.9 million for the years ended December 31, 2023 and 2022, respectively. Property and equipment not in use was $8.1 million and $1.0 million as of December 31, 2023 and 2022, respectively, and are included in the laboratory equipment in the table above. These assets are not depreciated until they are placed in service.

Other Receivables

Other receivables as of December 31, 2023 and 2022 consisted of the following (in thousands):

	December 31, 2023		December 31, 2022
Tenant improvement allowance receivable (Note 12)	$	1,835	$	6,595
Grant and award receivable		1,528		1,936
	$	3,363	$	8,531

Accounts Payable and Accrued Liabilities

Accounts payable and accrued liabilities as of December 31, 2023 and 2022 consisted of the following (in thousands):

	December 31, 2023		December 31, 2022
Accounts payable	$	1,585	$	1,678
Accrued clinical trial expenses		3,021		2,650
Other accrued expenses		1,083		1,706
	$	5,689	$	6,034