Note 10 - Subsequent Events	12 Months Ended
Dec. 31, 2024
Notes to Financial Statements
Subsequent Events [Text Block]	*Note 10:* Subsequent Events** For purpose of disclosure in the consolidated financial statements, the Company has evaluated subsequent events through March 26, 2025, the date the consolidated financial statements were available to be issued. Except for items mentioned in the notes, and as discussed below, management is not aware of any material events that have occurred subsequent to the balance sheet date that would require adjustment to, or disclosure in the accompanying financial statements. On January 2, 2025, the Company granted an annual stock option award with an exercise price of $1.74, including: (a) 356,500 stock options granted to executives and key personnel, vesting upon one year anniversary, or annually in equal installments over four years, (b) 277,500 stock options granted to members of the Board of Directors, vesting upon one year anniversary, (c) 19,500 stock options granted to employees, vesting annually in equal installments over four years, and (d) 20,000 stock options granted to a consultant, vesting upon one year anniversary. On January 2, 2025, the Company granted 96,984 restricted stock units, vesting upon one year anniversary, to the Board of Directors as a result of reduction in director cash compensation of 2025, and an aggregate of 133,039 restricted stock units, vested in full, to executives and key personnel in lieu of cash bonus earned for the year ended December 31, 2024. On March 20, 2025, the Company announced that it has received a funding award from CEPI to use C1 to accelerate the development of protein-based vaccines through the partnership with Fondazione Biotecnopolo di Siena (FBS), a non-profit foundation backed by the Italian government.

Note 10 - Subsequent Events

12 Months Ended

Dec. 31, 2024

Note 10: Subsequent Events

For purpose of disclosure in the consolidated financial statements, the Company has evaluated subsequent events through March 26, 2025, the date the consolidated financial statements were available to be issued. Except for items mentioned in the notes, and as discussed below, management is not aware of any material events that have occurred subsequent to the balance sheet date that would require adjustment to, or disclosure in the accompanying financial statements.

On January 2, 2025, the Company granted an annual stock option award with an exercise price of $1.74, including: (a) 356,500 stock options granted to executives and key personnel, vesting upon one year anniversary, or annually in equal installments over four years, (b) 277,500 stock options granted to members of the Board of Directors, vesting upon one year anniversary, (c) 19,500 stock options granted to employees, vesting annually in equal installments over four years, and (d) 20,000 stock options granted to a consultant, vesting upon one year anniversary.

On January 2, 2025, the Company granted 96,984 restricted stock units, vesting upon one year anniversary, to the Board of Directors as a result of reduction in director cash compensation of 2025, and an aggregate of 133,039 restricted stock units, vested in full, to executives and key personnel in lieu of cash bonus earned for the year ended December 31, 2024.

On March 20, 2025, the Company announced that it has received a funding award from CEPI to use C1 to accelerate the development of protein-based vaccines through the partnership with Fondazione Biotecnopolo di Siena (FBS), a non-profit foundation backed by the Italian government.