Condensed Consolidated Statements of Operations and Comprehensive Loss (Unaudited) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Condensed Consolidated Statements of Operations and Comprehensive Loss
Grant revenue	$ 118,111	$ 561,574	$ 280,574	$ 942,143
Operating expenses:
Research and development	1,912,213	2,557,679	4,395,279	4,158,052
General and administrative	1,593,671	1,850,819	3,358,650	3,780,685
Total operating expenses	3,505,884	4,408,498	7,753,929	7,938,737
Loss from operations	(3,387,773)	(3,846,924)	(7,473,355)	(6,996,594)
Other income (expense):
Interest income, net	178,027	382,374	382,753	665,777
Foreign currency (loss) gain	(29,124)	(5,502)	(80,927)	50,674
Total other income	148,903	376,872	301,826	716,451
Net loss	(3,238,870)	(3,470,052)	(7,171,529)	(6,280,143)
Other comprehensive loss:
Foreign currency translation	(1,681)	(1,948)	(1,038)	(17,031)
Total comprehensive loss	$ (3,240,551)	$ (3,472,000)	$ (7,172,567)	$ (6,297,174)
Net loss per share attributable to common stockholders, basic (in dollars per share)	$ (0.53)	$ (0.58)	$ (1.19)	$ (1.24)
Net loss per share attributable to common stockholders, diluted (in dollars per share)	$ (0.53)	$ (0.58)	$ (1.19)	$ (1.24)
Weighted-average common shares outstanding, basic (in shares)	6,083,329	5,937,291	6,038,845	5,067,809
Weighted-average common shares outstanding, diluted (in shares)	6,083,329	5,937,291	6,038,845	5,067,809