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 March 12, 2008 relating to the financial statements, which appears in Threshold Pharmaceuticals, Inc.s Annual Report on Form 10-K for the year ended December 31, 2007.
/s/ PricewaterhouseCoopers |
San Jose, California January 13, 2009 |