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Note 4 - Commitments - 10Q (Details Textual) - Office and Laboratory Lease Agreement [Member]
3 Months Ended 12 Months Ended
Mar. 31, 2025
USD ($)
ft²
Mar. 31, 2024
USD ($)
Dec. 31, 2024
USD ($)
ft²
Dec. 31, 2023
USD ($)
Area of Real Estate Property | ft² 8,400   8,400  
Operating Lease, Expense $ 48,177 $ 46,764 $ 187,527 $ 182,106
Lessee, Operating Lease, Liability, to be Paid, Remainder of Fiscal Year $ 144,531   $ 193,000