Composition of Certain Financial Statement Captions

12 Months Ended

Dec. 31, 2022

5. Composition of Certain Financial Statement Captions

Other Current Assets

As of December 31, 2022 and 2021, other current assets were comprised of the following (in thousands):

Property and Equipment, net

As of December 31, 2022 and 2021, property and equipment, net, were comprised of the following (in thousands):


	December 31,
	2022			2021
Office and computer equipment	$	1,474		$	1,231
Leasehold improvements		1,810			1,661
		3,284			2,892
Less accumulated depreciation		(1,960	)		(1,415	)
	$	1,324		$	1,477

Depreciation expense totaled $0.5 million and $0.4 million for the year ended December 31, 2022 and 2021, respectively.

Intangible Assets, net

As of December 31, 2022, intangible assets included the net book value of costs incurred for software upgrades. Amortization

expenses totaled $0.1 million and $32 thousand for the year ended December 31, 2022 and 2021, respectively.

Accounts Payable and Accrued Expenses

As of December 31, 2022 and 2021, accounts payable and accrued expenses were comprised of the following (in thousands):


	December 31,
	2022		2021
Accounts payable	$	8,364	$	2,611
Accrued payroll and bonus		989		781
Accrued professional fees		147		189
Accrued vacation and compensation		325		252
Accrued R&D studies		309		196
Other current liabilities		—		122
	$	10,134	$	4,151