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                                                                   EXHIBIT 23.2

                       CONSENT OF INDEPENDENT ACCOUNTANTS


We hereby consent to the use in this Amendment No. 1 to the Registration
Statement on Form S-1 of our report dated August 22, 2003 relating to the
financial statements of TolerRx, Inc., which appears in such Registration
Statement. We also consent to the reference to us under the headings
"Experts" in such Registration Statement.

/s/ PricewaterhouseCoopers LLP

Boston, Massachusetts
October 17, 2003