Exhibit 23.1

            CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

The Board of Directors
Celgene Corporation:

We consent to the  incorporation by reference in the registration  statements on
Form S-8 (Nos. 333-126296, Nos. 333-70083,  333-91977, 333-39716 and 333-65908),
in  the  registration  statements  on  Form  S-3  (Nos.  333-02517,   333-32115,
333-38861, 333-52963, 333-87197, 333-93759, 333-94915, 333-75636, 333-107977 and
333-107978) and in the registration  statements on Form S-4 (No.  333-101196 and
333-42302)  of Celgene  Corporation  of our reports  dated March 15, 2006,  with
respect  to  the  consolidated   balance  sheets  of  Celgene   Corporation  and
subsidiaries  as of  December  31, 2005 and 2004,  and the related  consolidated
statements of operations,  cash flows and  stockholders'  equity for each of the
years  in the  three-year  period  ended  December  31,  2005,  and the  related
consolidated  financial  statement  schedule,  management's  assessment  of  the
effectiveness  of internal  control over financial  reporting as of December 31,
2005 and the  effectiveness of internal  control over financial  reporting as of
December 31, 2005,  which reports  appear in the December 31, 2005 annual report
on Form 10-K of Celgene Corporation.











/s/ KPMG LLP

Short Hills, New Jersey
March 15, 2006