Accrued Liabilities

9 Months Ended

Sep. 30, 2020

5. Accrued Liabilities

Accrued liabilities consist of the following:


	September 30, 2020		December 31, 2019
Accrued compensation costs	$	1,082,550	$	1,621,008
Accrued research and development service fees		388,227		3,865,146
Accrued professional fees		369,496		842,613
Accrued facilities operation expenses		154,787		180,158
Other accrued liabilities		1,260		63,387
Accrued insurance costs		—		231,477

Total accrued liabilities	$	1,996,320	$	6,803,789