Note 6 - Accrued Liabilities (Tables)

6 Months Ended

Jun. 30, 2025

Notes Tables

Schedule of Accrued Liabilities [Table Text Block]

		*June 30,*				*December 31,*
(in thousands)		*2025*				*2024*
Accrued compensation and benefits		$	4,109			$	4,079
Deferred grants			440				2,665
Accrued CRO and clinical fees			779				771
Other			31				251
Total accrued liabilities		$	5,359			$	7,766