Note 2 - Summary of Significant Accounting Policies (Details Textual)			9 Months Ended
	Oct. 21, 2025	Feb. 02, 2024	Sep. 30, 2025 USD ($) shares	Dec. 31, 2024 USD ($)
Cash, Uninsured Amount			$ 853,280	$ 1,351,625
Research and Development Assets, Current			1,847,412	2,046,858
Impairment, Long-Lived Asset, Held-for-Use			0
Derivative Liability			$ 243,000	$ 0
Minimum [Member]
Property, Plant and Equipment, Useful Life (Year)			3 years
Maximum [Member]
Property, Plant and Equipment, Useful Life (Year)			5 years
Share-Based Payment Arrangement, Option [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares) | shares			45,313
Restricted Stock Units (RSUs) [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares) | shares			1,360
Reverse Stock Split [Member]
Stockholders' Equity Note, Stock Split, Conversion Ratio		40
Reverse Stock Split [Member] | Subsequent Event [Member]
Stockholders' Equity Note, Stock Split, Conversion Ratio	50