Note 3 - Accrued Expenses and Other Current Liabilities

3 Months Ended

Mar. 31, 2022

Notes to Financial Statements

Accounts Payable, Accrued Liabilities, and Other Liabilities Disclosure, Current [Text Block]

3. Accrued Expenses and Other Current Liabilities

Accrued expenses and other current liabilities consist of the following components (in thousands): 

	March 31, 2022		December 31, 2021
Accrued research and development	$	1,035	$	1,005
Accrued payroll and bonuses		869		606
Accrued legal, regulatory, professional and other		505		442
Accrued liabilities due to related party		124		109
Operating lease liability - current		77		96
Total accrued expenses and other current liabilities	$	2,610	$	2,258

Additionally, accounts payable includes $21,000 and $48,000 as of March 31, 2022 and December 31, 2021, respectively, for a related party payable.