Note 10 - Stockholders' Equity (Details Textual) - USD ($)							1 Months Ended	3 Months Ended		6 Months Ended
	Jun. 02, 2025	May 13, 2025	Apr. 18, 2025	Mar. 13, 2025	Feb. 18, 2025	Jul. 25, 2024	May 31, 2024	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024	May 31, 2025	Dec. 31, 2024	May 03, 2024
Common Stock, Par or Stated Value Per Share								$ 0.01		$ 0.01			$ 0.01
Proceeds from Issuance of Common Stock										$ 3,165,365	$ 3,695,848
Stock Issued During Period, Value, New Issues									$ 3,122,002
Payments of Stock Issuance Costs										$ 202,820	$ 573,846
Renovaro Acquisition [Member]
Shares Issued, Price Per Share								1.07		$ 1.07
Stock Issued During Period, Shares, Acquisitions				467,290
Stock Issued During Period, Value, Acquisitions				$ 500,000
Registered Direct Offering, Placement Agent Warrants [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights					25,434
Warrants and Rights Outstanding, Term					5 years
Class of Warrant or Right, Exercise Price of Warrants or Rights, Percent of Stock Price					125.00%
Class of Warrant or Right, Exercise Price of Warrants or Rights					$ 1.875
The February 2021, June 2021, and May 2022 Warrants [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights						958,117
Class of Warrant or Right, Exercise Price of Warrants or Rights						$ 14
Class of Warrant or Right, Exercised During Period, Exercise Price						$ 1.32
Proceeds from Warrant Exercises						$ 1,265,000
Payments of Stock Issuance Costs						$ 594,033
Series A Warrants [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights						958,117
Warrants and Rights Outstanding, Term						5 years
Series B Warrants [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights						958,117
Series A and Series B Warrants [Member]
Class of Warrant or Right, Exercise Price of Warrants or Rights						$ 1.07
Placement Agent Warrants [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights						67,068
Warrants and Rights Outstanding, Term						5 years
Class of Warrant or Right, Exercise Price of Warrants or Rights						$ 1.65
Warrants or Rights, Commissions, Percent						7.00%
Warrants or Rights, Management Fee, Percent						1.00%
Warrants or Rights, Issuance Expenses						$ 35,000
Warrants or Rights, Clearing Fees						$ 15,950
Warrants or Rights, Placement Agent Fee, Percent						7.00%
Stock Warrants [Member]
Class of Warrant or Right, Exercise Price of Warrants or Rights								$ 12.14		12.14			$ 8.92
Class of Warrant or Right, Exercised During Period, Exercise Price										$ 1.07
Proceeds from Warrant Exercises										$ 1,520,000
Class of Warrant or Right, Exercised During Period (in shares)										1,434,002
February 18, 2025 Offering [Member]
Stock Issued During Period, Shares, New Issues					363,336
Common Stock, Par or Stated Value Per Share					$ 0.01
Shares Issued, Price Per Share					$ 1.5
Proceeds from Issuance of Common Stock					$ 545,000
Sale of Stock, Agent Placement Fee, Percent of Gross Proceeds					700.00%
Sale of Stock, Management Fee, Percent of Gross Proceeds					1.00%
Professional Fees					$ 15,000
Sale of Stock, Placement Agent, Warrants Assigned, Number of Securities Called by Warrants, Percent of Shares Sold					7.00%
May 2025 Private Placement [Member]
Stock Issued During Period, Shares, New Issues		280,374
Shares Issued, Price Per Share		$ 1.07
Stock Issued During Period, Value, New Issues		$ 300,000						$ 300,000
Sales Agreement [Member]
Stock Issued During Period, Shares, New Issues	162,950		121,792				1,607,100
Proceeds from Issuance of Common Stock	$ 147,000		$ 139,000				$ 3,696,000
Sale of Stock, Commissions, Percent														3.00%
Sale of Stock, Maximum Amount	3,398,000													$ 3,696,000
Net Proceeds from Issuance of Common Stock							$ 3,122,000			$ 163,000
Sale of Stock, Additional Amount			1,491,000
Sale of Stock, Remaining Available Balance	$ 3,251,000		$ 1,352,000									$ 1,352,000