CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024
Cash flows from operating activities:
Net loss	$ (3,935)	$ (4,000)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	0	2
Amortization of right of use asset	0	33
Loss on disposal of property and equipment	0	3
Stock-based compensation	94	47
Changes in operating assets and liabilities:
Prepaid expenses and other assets	(165)	238
Accounts payable	(18)	(322)
Accrued expenses	209	246
Lease liability	0	(35)
Net cash used in operating activities	(3,815)	(3,788)
Cash flows from investing activities:
Cash paid for the purchase of property and equipment	(5)	0
Net cash used in financing activities	(5)	0
Cash flows from financing activities:
Net proceeds from the issuance of common stock and warrants	6,493	0
Net proceeds from the exercise of warrants	2,720	0
Payment of taxes on net share settlements of restricted stock units	0	(4)
Net cash provided by (used in) financing activities	9,213	(4)
Net increase (decrease) in cash and cash equivalents	5,393	(3,792)
Cash and cash equivalents at the beginning of period	5,382	8,490
Cash and cash equivalents at the end of period	10,775	4,698
Cash paid during the year for:
Interest	$ 0	$ 4