Note 7 - Statera License Agreement - Schedule of Milestone Payments (Details) - Statera License Agreement [Member]	Feb. 11, 2025 USD ($)
Validation of Current Inventory of Materials for Distribution and Sales [Member]
Milestone payments	$ 750,000
Filing of BLA with FDA for Acute Radiation Syndrome [Member]
Milestone payments	1,000,000
Milestone 1 [Member]
Milestone payments	500,000
Acute Radiation Syndrome Development Milestones [Member]
Milestone payments	1,750,000
Milestone 2 [Member]
Milestone payments	750,000
Milestone 3 [Member]
Milestone payments	1,500,000
Milestone 4 [Member]
Milestone payments	500,000
Milestone 5 [Member]
Milestone payments	750,000
Milestone 6 [Member]
Milestone payments	1,500,000
Milestone 7 [Member]
Milestone payments	500,000
Milestone 8 [Member]
Milestone payments	500,000
Potential Development Milestones [Member]
Milestone payments	$ 6,500,000