Condensed Consolidated Balance Sheets - USD ($)	Sep. 30, 2024	Dec. 31, 2023
Current assets:
Cash and cash equivalents	$ 26,249,625	$ 21,606,820
Prepaid expenses and other current assets	234,195	914,275
Total current assets	26,483,820	22,521,095
Property and equipment, net	86,950	88,362
Restricted cash	41,537	40,717
Other noncurrent assets	281,662
Total assets	26,893,969	22,650,174
Current liabilities:
Accounts payable	1,153,880	1,670,369
Accrued expenses	2,482,008	2,186,262
Deferred grant revenue		528,974
Total current liabilities	3,635,888	4,385,605
Commitments and contingencies (Note 7)
Stockholders' equity:
Common stock, $0.001 par value, 400,000,000 shares authorized, 5,434,903 and 3,736,673 shares issued and outstanding at September 30, 2024 and December 31, 2023, respectively	5,435	3,736
Additional paid-in capital	350,693,403	335,644,204
Accumulated other comprehensive loss	(10,604,747)	(10,611,273)
Accumulated deficit	(318,147,073)	(308,083,161)
Total stockholders' equity	21,947,018	16,953,506
Total liabilities and stockholders' equity	26,893,969	22,650,174
Series A Convertible Preferred Stock
Convertible preferred stock:
Series A convertible preferred stock, $0.001 par value, 40,000,000 shares authorized; 56,227 shares issued and outstanding at September 30, 2024 and December 31, 2023	$ 1,311,063	$ 1,311,063