Exhibit 23.1


Consent of Independent Registered Public Accounting Firm


We consent to the use of our reports dated March 31, 2023, with respect to the financial statements of Checkpoint Therapeutics, Inc., incorporated herein by reference, and to the reference to our firm under the heading “Experts” in the prospectus.



  /s/ KPMG LLP


Boston, Massachusetts

November 17, 2023