Consolidated Statements of Operations and Comprehensive Loss - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Operating Expenses:
Research and development	$ 42,238	$ 25,161
General and administrative	18,057	10,089
Total operating expenses	60,295	35,250
Total operating loss	(60,295)	(35,250)
Other income (expense):
Interest income, including amortization and accretion income	1,864	13
Realized loss on marketable securities	(9)
Loss on disposal of assets	(318)	(3)
Other expense	(5)
Total other income (expense)	1,532	(1)
Net loss	(58,763)	(35,251)
Net loss attributable to common stockholders - basic and diluted (Note 13)	$ (58,763)	$ (46,193)
Net loss per share attributable to common stockholders - basic	$ (1.96)	$ (8.95)
Net loss per share attributable to common stockholders - diluted	$ (1.96)	$ (8.95)
Weighted average common stock outstanding - basic	29,937,228	5,159,973
Weighted-average common stock outstanding - diluted	29,937,228	5,159,973
Comprehensive loss:
Net loss	$ (58,763)	$ (35,251)
Other comprehensive items:
Unrealized loss on marketable securities	(72)
Total other comprehensive loss	(72)
Total comprehensive loss	$ (58,835)	$ (35,251)