Exhibit 23.1

Consent of Independent Registered Public Accounting Firm

Inhibrx, Inc.

San Diego, California

We hereby consent to the use in the Prospectus constituting a part of this Registration Statement of our report dated February 22, 2019, relating to the consolidated financial statements of Inhibrx, Inc., which is contained in that Prospectus. Our report contains an explanatory paragraph regarding the Company’s ability to continue as a going concern.

We also consent to the reference to us under the caption “Experts” in the Prospectus.

/s/ BDO USA, LLP

San Diego, California

August 20, 2019