Exhibit 23.1
Consent of Independent Registered Public Accounting Firm
We consent to the reference to our firm under the caption “Experts” in the Registration Statement (Form S-3) and related Prospectus of Onconova Therapeutics, Inc. for the registration of up to $150,000,000 of common stock, preferred stock, debt securities, warrants, and units and 113 shares of common stock offered by selling stockholders, and to the incorporation by reference therein of our report dated March 27, 2020, with respect to the consolidated financial statements of Onconova Therapeutics, Inc., included in its Annual Report (Form 10-K) for the year ended December 31, 2019, filed with the Securities and Exchange Commission.
/s/ Ernst & Young LLP | |
Philadelphia, Pennsylvania | |
April 24, 2020 |