Consolidated Balance Sheet Components (Tables)

12 Months Ended

Dec. 31, 2021

Condensed Financial Information Disclosure [Abstract]

Schedule of prepaid expenses and other current assets

	December 31,
	2021		2020
Prepaid insurance	$	2,074	$	—
Payroll tax credit receivable		548		—
Research and development prepaid expenses		139		177
Other receivables		150		—
Other prepaid expenses		171		43
Rent deposit		27		27
Other current assets		21		—
Total	$	3,130	$	247

Schedule of property and equipment

	December 31,
	2021			2020
Leasehold improvements	$	2,056		$	256
Lab equipment		1,569			437
Office furniture & fixtures		208			—
Computer equipment		140			—
Capitalized software		90			—
		4,063			693
Less: accumulated depreciation and amortization		(377	)		—
Property and equipment, net	$	3,686		$	693

Schedule of accrued expenses and other current liabilities

	December 31,
	2021		2020
Research and development accrued expenses	$	1,660	$	1,263
Accrued employee and related compensation expenses		1,151		783
License option liability, current		200		400
Other		585		149
Total	$	3,596	$	2,595

Schedule of other non-current liabilities

	December 31,
	2021		2020
CIRM grant liability	$	600	$	600
Accrued tax liability		24		—
Restricted stock liability		19		53
License option liability, non-current		—		200
Total	$	643	$	853