Exhibit 23.1
CONSENT OF INDEPENDENT AUDITORS
We consent to the use of our report dated July 13, 2004, with respect to the financial statements of Insert Therapeutics, Inc. included in the Current Report on Form 8-K/A of Arrowhead Research Corporation.
/s/ ROSE, SNYDER & JACOBS
Rose, Snyder & Jacobs
A Corporation of Certified Public Accountants
Encino, California
August 10, 2004