CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Revenues:
Grant revenue	$ 5,063	$ 1,329
Collaboration revenue - related party	4,064	517
Collaboration revenue	$ 140	$ 223
Type of Revenue [Extensible List]	us-gaap:LicenseMember	us-gaap:LicenseMember
Total revenues	$ 9,267	$ 2,069
Operating expenses:
Research and development	17,332	8,979
General and administrative	5,917	7,317
Total operating expenses	23,249	16,296
Loss from operations	(13,982)	(14,227)
Other income (expense):
Interest income	1,327	963
Other income (expense), net	(14)	(2)
Total other income (expense), net	1,313	961
Net loss and comprehensive loss	$ (12,669)	$ (13,266)
Net loss per share attributable to common stockholders, basic	$ (0.24)	$ (0.25)
Net loss per share attributable to common stockholders, diluted	$ (0.24)	$ (0.25)
Weighted average common shares outstanding, basic	53,524,037	52,527,018
Weighted average common shares outstanding, diluted	53,524,037	52,527,018