Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We hereby consent to the use in this Registration Statement on Form S-1/A of Argos Therapeutics, Inc. of our report dated July 29, 2011 relating to the financial statements, which appears in such Registration Statement. We also consent to the references to us under the heading “Experts” in such Registration Statement.

/s/ PricewaterhouseCoopers LLP

Raleigh, North Carolina

September 2, 2011