Consolidated Statements of Operations - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Consolidated Statements of Operations
Grant revenue	$ 4,529	$ 5,508
Operating expenses
Research and development	33,770	35,017
General and administrative	11,649	7,437
Total operating expenses	45,419	42,454
Loss from operations	(40,890)	(36,946)
Other income (expense)
Interest income	179	29
Interest expense	(2,626)
Change in fair value of convertible debt	(21,845)
Loss on convertible debt extinguishment	(3,863)
Total other (expense) income, net	(28,155)	29
Net loss	$ (69,045)	$ (36,917)
Per share information:
Net loss per share, basic (in dollars per share)	$ (1.91)	$ (1.08)
Net loss per share, diluted (in dollars per share)	$ (1.91)	$ (1.08)
Weighted average shares outstanding, basic (in shares)	36,075,555	34,294,124
Weighted average shares outstanding, diluted (in shares)	36,075,555	34,294,124