STOCK BASED COMPENSATION (Tables)

12 Months Ended

Dec. 31, 2023

STOCK-BASED COMPENSATION

Schedule of the company's stock option activity

						Weighted Average
						Remaining
		Weighted Average				Contractual
	Number of Shares	Exercise Price		Total Intrinsic Value		Life (in years)
Outstanding as of January 1, 2022	768,623	$	54.69	$	—	7.7
Granted	260,000		4.68		—	7.8
Canceled/Expired	(142,450)		36.78		—	—
Outstanding as of December 31, 2022	886,173		42.90		—	7.3
Granted	544,532		1.99		—	5.6
Exercised	(27,518)		3.29		—	—
Canceled/Expired	(665,292)		30.41		—	—
Outstanding as of December 31, 2023	737,895	$	25.42	$	1,317,000	7.6
Options vested and exercisable	404,343	$	43.53	$	244,000	6.6

Schedule of weighted average assumptions used in calculating the fair values of stock options that were granted

	For the Years Ended
	December 31,
	2023			2022
Exercise price	$	1.99		$	4.70
Expected term (years)		6.0			5.9
Expected stock price volatility		91	%		85	%
Risk-free rate of interest		4	%		2	%
Expected dividend rate		0	%		0	%

Schedule of stock-based compensation expenses

	For the Years Ended
	December 31,
	2023		2022
Stock Compensation expenses:
Research and development	$	338,000	$	783,000
General and administrative		520,000		2,522,000
Stock compensation in continuing operations		858,000		3,305,000
Stock compensation in discontinued operations		725,000		2,039,000
Total stock compensation expenses	$	1,583,000	$	5,344,000