Quarterly report [Sections 13 or 15(d)]

NATURE OF BUSINESS AND ORGANIZATION (Details)

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NATURE OF BUSINESS AND ORGANIZATION (Details)
1 Months Ended 3 Months Ended 6 Months Ended 12 Months Ended
Sep. 30, 2022
USD ($)
Jun. 30, 2025
USD ($)
Mar. 31, 2025
USD ($)
Jun. 30, 2024
USD ($)
Mar. 31, 2024
USD ($)
Jun. 30, 2025
USD ($)
segment
Jun. 30, 2024
USD ($)
Dec. 31, 2024
USD ($)
NATURE OF BUSINESS AND ORGANIZATION                
Accumulated deficit   $ 259,394,403       $ 259,394,403   $ 247,342,463
Net loss   5,447,911 $ 6,604,029 $ 919,371 $ 26,641,983 12,051,940 $ 27,561,355  
Unrestricted cash and cash equivalents           $ 15,000,000    
Number of Reportable Segments | segment           1    
Fixed asset impairment charges           $ 0 0  
Increase or decrease uncertain tax positions           0   0
Uninsured cash balances   10,586,000       10,586,000   $ 22,837,000
Cancer treatment research award through the National Cancer Institute (NCI)                
NATURE OF BUSINESS AND ORGANIZATION                
Government Assistance Amount Cumulative   2,000,000       $ 2,000,000    
Government Assistance Transaction Duration           3 years    
Grant received $ 1,980,000              
Government Assistance, Statement of Income or Comprehensive Income [Extensible Enumeration] Costs and Expenses              
Reduction in research and development   $ 0   $ 141,000   $ 0 $ 465,000  
Minimum                
NATURE OF BUSINESS AND ORGANIZATION                
Property and equipment useful lives   3 years       3 years    
Share-based compensation expiration period   12 months       12 months    
Maximum                
NATURE OF BUSINESS AND ORGANIZATION                
Property and equipment useful lives   10 years       10 years    
Share-based compensation expiration period       3 years     3 years  
Leasehold improvements                
NATURE OF BUSINESS AND ORGANIZATION                
Property and equipment useful lives   64 months       64 months