EXHIBIT 23.7
[GRAPHIC OMITTED]
ROBERTSON STEPHENS
A FleetBoston Financial Company
CONSENT OF FLEETBOSTON ROBERTSON STEPHENS INC.
We hereby consent to the inclusion of and reference to our opinion dated
June 28, 2000 to the Board of Directors of Signal Pharmaceuticals, Inc.
("Signal") in the Registration Statement on Form S-4 (the "Registration
Statement") of Celgene Corporation ("Celgene"), covering common stock of Celgene
to be issued in connection with the proposed business combination involving
Signal and Celgene. In giving the foregoing consent, we do not admit that we
come within the category of persons whose consent is required under Section 7 of
the Securities Act of 1933, as amended (the "Securities Act"), or the rules and
regulations promulgated thereunder, nor do we admit that we are experts with
respect to any part of the Registration Statement within the meaning of the term
"experts" as used in the Securities Act or the rules and regulations promulgated
thereunder.
/s/ FleetBoston Robertson Stephens Inc.
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FleetBoston Robertson Stephens Inc.
San Francisco, California
July 26, 2000
