CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Operating expenses
Research and development	$ 2,353	$ 981	$ 6,302	$ 3,002
General and administrative	1,193	1,088	3,613	3,324
Total operating expenses	3,546	2,069	9,915	6,326
Net operating loss	(3,546)	(2,069)	(9,915)	(6,326)
Other income
Interest income	11		13	2
Total other income	11		13	2
Net loss	$ (3,535)	$ (2,069)	$ (9,902)	$ (6,324)
Net loss per share, basic (in dollars per share)	$ (0.49)	$ (0.29)	$ (1.38)	$ (0.96)
Net loss per share, diluted (in dollars per share)	$ (0.49)	$ (0.29)	$ (1.38)	$ (0.96)
Weighted average number of common shares outstanding, basic (in shares)	7,160	7,038	7,160	6,578
Weighted average number of common shares outstanding, diluted (in shares)	7,160	7,038	7,160	6,578