Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024
Current assets:
Cash and cash equivalents	$ 100,965	$ 1,639
Prepaid expenses and other current assets	1,217	967
Total current assets	102,182	2,606
Deferred transaction costs	0	3,146
Restricted cash	500	0
Other non-current assets	410	410
Total assets	103,092	6,162
Current liabilities:
Accounts payable	2,374	1,560
Accrued research and development expenses	1,886	659
Accrued compensation	372	591
Accrued expenses and other current liabilities ($108 and $85 due to a related party)	2,510	945
Convertible promissory notes, net of discount of $1,298 (including $0 and $18,670 for a related party)	0	19,541
Derivative liabilities (including $0 and $995 for a related party)	0	1,042
Tranche liability (including $0 and $331 for a related party)	0	365
Total current liabilities	7,142	24,703
Royalty obligation - related party	32,076	32,076
Total liabilities	39,218	56,779
Commitments and contingencies (Note 8)
Redeemable convertible preferred stock, no shares authorized, issued and outstanding as of March 31, 2025; $0.00001 par value, 75,151,340 shares authorized as of December 31, 2024; 43,151,340 shares issued and outstanding as of December 31, 2024; liquidation preference of $45,151 as of December 31, 2024	0	45,999
Stockholders' equity (deficit)
Preferred stock, 10,000,000 shares authorized, $0.0001 par value, no shares issued and outstanding as of March 31, 2025; no shares authorized, issued, and outstanding as of December 31, 2024
Common stock, $0.0001 and $0.00001 par value as of March 31, 2025 and December 31, 2024, respectively; 300,000,000 and 86,000,000 shares authorized as of March 31, 2025 and December 31, 2024, respectively; 18,702,418 and 1,356,431 shares issued and outstanding as of March 31, 2025 and December 31, 2024, respectively	2	0
Additional paid-in capital	190,629	19,945
Accumulated deficit	(126,757)	(116,561)
Total stockholders' equity (deficit)	63,874	(96,616)
Total liabilities, redeemable convertible preferred stock and stockholders' equity (deficit)	$ 103,092	$ 6,162