Note 9 - Commitments and Contingencies	12 Months Ended
Dec. 31, 2024
Notes to Financial Statements
Commitments and Contingencies Disclosure [Text Block]	9. Commitments and Contingencies From time to time, the Company may be involved in various claims and legal proceedings arising in the ordinary course of business. There are no such matters pending that the Company expects to be material in relation to its business, financial condition, results of operations, or cash flows. On March 25, 2024, the Company entered into an operating lease agreement for office space in Beijing, China for the period from April 1, 2024 through April 10, 2026 (the “Office Lease”). The Company terminated its office lease in Beijing, China at the end of October 2024 without a penalty or any further obligation. On August 12, 2024, the Company entered into an operating lease agreement for approximately 10,629 square feet of office, research and development and light manufacturing space located in Holliston, MA (the “HQ Lease”). The space will continue to serve as the Company’s corporate headquarters and manufacturing facility. The term of the HQ lease ends on August 31, 2027. We currently have a co-development initiative with Yale University and the McGowan Institute for Regenerative Medicine at the University of Pittsburgh. We owe advance payments of approximately $130,000 and $61,000, respectively at December 31, 2024. We plan to make the remaining advance payment by the end of 2025. The universities started preparatory work in 2023 with substantial work being performed in 2024 and completing in 2025. Either party can terminate the contract with reasonable notice and any incurred costs will be reimbursed by us to the universities. In November 2024, the Company entered into an insurance premium financing and security agreement. Under the agreement, the Company financed $315,008 of certain premiums at an 7.85% annual interest rate. As of December 31, 2024, the outstanding balance on the financing and security agreement was $252,613 and is included on the balance sheet in insurance premium financing payable. The final payment is due in August 2025. As of December 31, 2024, we have an outstanding amount of approximately $133,000 owed to former employees of the Company, which is included in accounts payable.

Note 9 - Commitments and Contingencies

12 Months Ended

Dec. 31, 2024

Commitments and Contingencies Disclosure [Text Block]

9. Commitments and Contingencies

From time to time, the Company may be involved in various claims and legal proceedings arising in the ordinary course of business. There are no such matters pending that the Company expects to be material in relation to its business, financial condition, results of operations, or cash flows.

On March 25, 2024, the Company entered into an operating lease agreement for office space in Beijing, China for the period from April 1, 2024 through April 10, 2026 (the “Office Lease”). The Company terminated its office lease in Beijing, China at the end of October 2024 without a penalty or any further obligation.

On August 12, 2024, the Company entered into an operating lease agreement for approximately 10,629 square feet of office, research and development and light manufacturing space located in Holliston, MA (the “HQ Lease”). The space will continue to serve as the Company’s corporate headquarters and manufacturing facility. The term of the HQ lease ends on August 31, 2027.

We currently have a co-development initiative with Yale University and the McGowan Institute for Regenerative Medicine at the University of Pittsburgh. We owe advance payments of approximately $130,000 and $61,000, respectively at December 31, 2024. We plan to make the remaining advance payment by the end of 2025. The universities started preparatory work in 2023 with substantial work being performed in 2024 and completing in 2025. Either party can terminate the contract with reasonable notice and any incurred costs will be reimbursed by us to the universities.

In November 2024, the Company entered into an insurance premium financing and security agreement. Under the agreement, the Company financed $315,008 of certain premiums at an 7.85% annual interest rate. As of December 31, 2024, the outstanding balance on the financing and security agreement was $252,613 and is included on the balance sheet in insurance premium financing payable. The final payment is due in August 2025.

As of December 31, 2024, we have an outstanding amount of approximately $133,000 owed to former employees of the Company, which is included in accounts payable.