Exhibit 23.1

CONSENT OF INDEPENDENT AUDITORS

We consent to the use in this Registration Statement on Form S-4 of our report dated May 31, 2023, relating to the consolidated financial statements of Tectonic Therapeutic, Inc. We also consent to the reference to us under the heading “Experts” in such Registration Statement.

/s/ Deloitte & Touche LLP

Boston, Massachusetts

February 13, 2024