SHARE-BASED COMPENSATION (Tables)

6 Months Ended

Jun. 30, 2021

SHARE-BASED COMPENSATION [Abstract]

Schedule of stock-based compensation

	Three Months Ended June 30,				Six Months Ended June 30,
(In thousands)	2021		2020		2021		2020
Research and development	$	6	$	7	$	9	$	27
General and administrative		89		38		138		88
Total	$	95	$	45	$	147	$	115

Schedule of assumptions used principally in determining the fair value of options granted

	June 30,
	2021
Risk-free interest rate	1.03%
Expected dividend yield	0%
Expected term (employee grants)	5.70
Expected volatility	117.34%

Summary of option activity

				Weighted
		Weighted		Average
		Average		Remaining	Aggregate
		Exercise		Contractual	Intrinsic
Options	Shares	Price		Term in Years	Value
Outstanding as of December 31, 2020	4,169	$	1,054.01	7.18		$	—
Granted	360,000	$	1.10
Cancelled/Forfeited	(147)	$	6,324.03
Outstanding as of June 30, 2021	364,022	$	10.61	9.68		$	—
Vested and Exercisable as of June 30, 2021	3,013	$	1,128.91	6.64		$	—
Vested and expected to vest as of June 30, 2021	364,022	$	10.61	9.68		$	—

Summary of restricted stock unit activity

		Weighted-Average
Restricted Securities	Number of Grants	Grant Date Fair Value
Unvested balance as of December 31, 2020	6,402	$	25.67
Vested	(50)	$	660.00
Unvested balance as of June 30, 2021	6,352	$	20.67