Stockholders' Equity (Tables)

6 Months Ended

Jun. 30, 2022

Stockholders' Equity

Schedule of common reserved shares of common stock for issuance

	June 30,	December 31,
	2022	2021
	(unaudited)
Options issued and outstanding	2,319,718	2,464,803
Inducement options issued and outstanding	117,533	38,289
Options available for grant under stock option plans	697,974	631,270
Restricted stock unit awards issued and outstanding	3,376,086	487,456
Warrants issued and outstanding	563,451	563,451
Total	7,074,762	4,185,269