1 Exhibit 23.1 Consent of Independent Accountant We hereby consent to the incorporation by reference in the Prospectus constituting part of this Registration Statement on Form S-3 of our report dated, March 5, 1996 appearing on page 11 of T Cell Sciences, Inc.'s Annual Report on Form 10-K for the year ended December 31, 1995. We also consent to the reference to us under the heading "Experts" in such Prospectus. Price Waterhouse LLP Boston, Massachusetts July 22, 1996