Consolidated Balance Sheets - USD ($) $ in Thousands		Dec. 31, 2022	Dec. 31, 2021
Current assets:
Cash		$ 7,065	$ 9,483
Trade accounts receivable, net		757	421
Receivable research incentives		264	4,774
Inventories		2,196	2,114
Prepaid expenses and other current assets		3,643	1,116
Deferred offering costs		0	1,250
Total current assets		13,925	19,158
Property and equipment, net		2,294	3,249
Operating lease right-of-use assets		9,133	8,578
Intangible assets, net		244	272
Other noncurrent assets		1,351	1,353
Total assets		26,947	32,610
Current liabilities:
Trade accounts payable		3,756	2,109
Accrued expenses and other current liabilities		6,687	3,614
Current portion of operating lease liabilities		1,533	1,687
Loans payable, net, current		1,671	220
Deferred revenue, current		1,781	2,665
Promissory notes - related party		420	0
Total current liabilities		15,848	10,295
Warrant liabilities		1,892	0
Operating lease liabilities, net of current portion		7,301	6,990
Loans payable, net, noncurrent		7,811	12,233
Deferred revenue, noncurrent		9	54
Other noncurrent liabilities		0	18
Total liabilities		32,861	29,590
Commitments and contingencies (Note 14)
Stockholders' (deficit) equity:
Non-redeemable convertible preferred stock*, no par value; nil shares and 122,564,333 shares authorized as of December 31, 2022 and December 31, 2021, respectively; nil shares and 122,564,333 shares issued and outstanding as of December 31, 2022 and December 31, 2021, respectively.	[1]	0	189,881
Common stock*, par value $0.0001 per share; 675,000,000 shares and unlimited shares authorized at December 31, 2022 and December 31, 2021, respectively; 113,335,530 shares and 2,817,498 shares issued and outstanding as of December 31, 2022 and December 31, 2021, respectively.	[1]	11	0
Additional paid-in capital		381,274	148,850
Accumulated deficit		(376,797)	(325,268)
Accumulated other comprehensive loss		(10,402)	(10,443)
Total stockholders' (deficit) equity		(5,914)	3,020
Total liabilities and stockholders’ equity		$ 26,947	$ 32,610

[1] Shares of legacy non-redeemable convertible preferred stock and legacy common stock have been retroactively restated to give effect to the Merger.