Exhibit 23.1
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We hereby consent to the incorporation by reference, in this Registration Statement on Form S-8, of our report dated November 24, 2014, with respect to the consolidated financial statements of Arrowhead Research Corporation and Subsidiaries appearing in the Company’s Annual Report on Form 10-K for the year ended September 30, 2014.
/s/ Rose, Snyder & Jacobs LLP
Rose, Snyder & Jacobs LLP
Encino, California
March 12, 2015