CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($)	Jun. 30, 2023	Dec. 31, 2022
Current assets
Cash and cash equivalents	$ 7,259,000	$ 12,109,000
Restricted cash	300,000	400,000
Accounts receivable, net	0	99,000
Prepaid and other current assets	715,000	848,000
Total current assets	8,274,000	13,456,000
Property and equipment, net	360,000	436,000
Right-of-use asset	4,492,000	4,658,000
Other assets	416,000	523,000
Total assets	13,542,000	19,073,000
Current liabilities
Accounts payable	394,000	382,000
Accrued liabilities	291,000	595,000
Current portion of lease liabilities	265,000	238,000
Current portion of deferred revenue	19,000	19,000
Total current liabilities	969,000	1,234,000
Lease liabilities, non-current	4,239,000	4,379,000
Deferred revenue, non-current	69,000	79,000
Finance lease liability, non-current		5,000
Total liabilities	5,277,000	5,697,000
Commitments and contingencies (Note 8)
Stockholders' equity
Preferred stock, $0.0001 par value; 10,000,000 shares authorized at June 30, 2023 and December 31, 2022; no shares issued and outstanding at June 30, 2023 and December 31, 2022
Common stock, $0.0001 par value; 200,000,000 shares authorized at June 30, 2023 and December 31, 2022; 4,271,759 shares issued and outstanding at June 30, 2023 and December 31, 2022	5,000	5,000
Additional paid-in capital	103,124,000	102,673,000
Accumulated deficit	(93,835,000)	(88,273,000)
Total Histogen, Inc. stockholders' equity	9,294,000	14,405,000
Noncontrolling interest	(1,029,000)	(1,029,000)
Total equity	8,265,000	13,376,000
Total liabilities and stockholders’ equity	$ 13,542,000	$ 19,073,000