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CONSENT OF INDEPENDENT ACCOUNTANTS
We hereby consent to the use in this Registration Statement on Form S-1 of
our report dated February 18, 2000 relating to the financial statements of
Rosetta Inpharmatics, Inc., and our report dated March 19, 1999 relating to
the financial statements of Acacia Biosciences, Inc. which appear in such
Registration Statement. We also consent to the reference to us under the
headings "Expert" and "Selected Financial Data" in such Registration
Statement.
Seattle, Washington
June 9, 2000
