1 EXHIBIT 23.2 CONSENT OF INDEPENDENT ACCOUNTANTS We hereby consent to the incorporation by reference in this Registration Statement on Form S-8 of our report dated February 8, 2000 (except for Notes 1 and 19, as to which the date is November 16th, 2000) relating to the financial statements of Aquila Biopharmaceuticals, which appears in the Current Report on Form 8-K of Antigenics, Inc. dated November 16, 2000, filed on November 30, 2000, as supplemented by the Current Report on Form 8-K/A on January 29, 2001. /s/ PricewaterhouseCoopers LLP Boston, Massachusetts September 17, 2001