Amendment No. 1 to the License Agreement

                                                                   EXHIBIT 10.38

                              Pharmion Corporation
                                2525 28th Street
                            Boulder, Colorado 80301

March 3, 2003

Celgene Corporation
7 Powder Horn Drive
Warren, New Jersey 07059
Attention; Sol J. Barer, PhD

Gentlemen:

On the date hereof, Pharmion GmbH ("Pharmion"), Pharmion Corporation and Celgene
Corporation ("Celgene") are entering into an Amendment No. 1 (the "Amendment")
to the License Agreement among such parties dated November 16, 2001 (the
"Agreement"). Except as otherwise indicated, capitalized terms used herein have
the meaning ascribed to them in the Agreement or the Amendment. This will
confirm our agreement as follows:

(1)    Any royalties paid by Pharmion to Celgene in respec