Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Operating activities:
Net loss	$ (35,709)	$ (28,302)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation expense	638	374
Stock-based compensation expense	1,561	1,105
Noncash lease expense	1,176	896
Noncash interest and other expense, net	394	583
Changes in operating assets and liabilities:
Prepaid expenses and other assets	915	(179)
Accounts payable	1	(209)
Accrued expenses and other liabilities	1,709	723
Interest payable	(256)	92
Operating lease liabilities	(1,501)	(1,040)
Cash used in operating activities	(31,072)	(25,957)
Investing activities:
Purchase of property and equipment	(562)	(135)
Repayment of related party note receivable		38
Cash used in investing activities	(562)	(97)
Financing activities:
Proceeds from the issuance of common stock, net of issuance costs	8,861	33,425
Proceeds from issuance of pre-funded warrants, net of issuance costs	7,281	0
Repayment of loan	(4,739)
Borrowings on loan payable		15,000
Payment of loan issuance costs		(95)
Cash acquired in connection with reverse recapitalization		17,045
Payment of reverse recapitalization transaction costs		(6,420)
Proceeds from option exercises		108
Cash provided by financing activities	11,403	59,063
Net increase in cash and cash equivalents	(20,231)	33,009
Cash, cash equivalents and restricted cash at beginning of period	51,829	18,820
Cash, cash equivalents and restricted cash at end of period	31,598	51,829
Supplemental disclosure of cash flow information:
Cash paid for interest	1,539	953
Cash paid for income taxes	18
Operating lease right-of-use assets recognized in exchange for lease liabilities	10,660
Non-cash operating activities:
Lease modification	884
Non-cash investing activities:
Property and equipment in accounts payable	$ 93	78
Non-cash financing activities:
Vesting of early exercise stock options		136
Issuance of common stock for license agreement		$ 49