Attached files
Exhibit 23.1
Consent of Independent Registered Public Accounting
Firm
We
consent to the inclusion in this Amendment No. 4 to the
Registration Statement on Form S-1 (No. 333-216016) of MabVax
Therapeutics Holdings, Inc. of our report, which includes an
explanatory paragraph relating to MabVax Therapeutics Holdings,
Inc.'s ability to continue as a going concern, dated March 1, 2017,
related to our audits of the consolidated financial statements of
MabVax Therapeutics Holdings, Inc., as of December 31, 2016 and
2015 and for the years then ended. We also consent to
the reference to our Firm under the caption
“Experts”.
/s/
CohnReznick LLP
San
Diego, California
May 8,
2017