Note 4 - Accrued Expenses and Other Current Liabilities (Tables)

12 Months Ended

Dec. 31, 2024

Notes Tables

Schedule of Accrued Liabilities [Table Text Block]

	December 31,
	2024		2023
Accrued payroll and bonuses	$	1,817	$	765
Accrued research and development		858		2,845
Accrued legal, regulatory, professional and other		404		547
Accrued liabilities due to related party		130		60
Operating lease liability - current		120		100
Total accrued expenses and other current liabilities	$	3,329	$	4,317