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PREPAID EXPENSES AND OTHER CURRENT ASSETS (Details) - USD ($)
$ in Thousands
Dec. 31, 2023
Dec. 31, 2022
PREPAID EXPENSES AND OTHER CURRENT ASSETS    
Prepaid facility costs $ 101 $ 106
Prepaid insurance 274 358
Prepaid professional service fees 68 339
Research grant receivable 160  
Prepaid software licenses 24 22
VAT receivable 104 195
Other receivable and other prepaid expenses 80 36
Total prepaid expenses and other current assets $ 811 $ 1,056