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Note 4 -Commitments (Details Textual) - Office and Laboratory Lease Agreement [Member]
3 Months Ended 9 Months Ended
Sep. 30, 2023
USD ($)
ft²
Sep. 30, 2022
USD ($)
Sep. 30, 2023
USD ($)
ft²
Sep. 30, 2022
USD ($)
Area of Real Estate Property | ft² 8,400   8,400  
Operating Lease, Expense $ 45,414 $ 44,089 $ 136,242 $ 132,267
Lessee, Operating Lease, Liability, to be Paid, Remainder of Fiscal Year 45,414   45,414  
Lessee, Operating Lease, Liability, to be Paid, Year One 187,056   187,056  
Lessee, Operating Lease, Liability, to be Paid, Year Two $ 192,708   $ 192,708