EXHIBIT 1

                                                                       EXHIBIT 1

                                    AGREEMENT

         In accordance with Rule 13d-1(k)(1) under the Securities Exchange Act
of 1934, as amended, the undersigned hereby agree that this Statement on
Schedule 13D relating to the Common Stock, par value $0.001 per share, of Incyte
Corporation, and such other amendments as may be filed by them hereafter, are
being filed with the Securities and Exchange Commission on behalf of each of
them.

September 29, 2003

                                       By: /s/ Xxxxxx X. Xxxxx
                                           -------------------------------------
                                            Xxxxxx X. Xxxxx

                                       By: /s/ Xxxxxx X. Xxxxx
                                           -------------------------------------
                                            Xxxxxx X. Xxxxx

                                       By: /s/ Xxxxx X. Xxxxx
                                           -------------------------------------
                                            Xxxxx X. Xxxxx

                                       By: /s/ Xxxxxx X. Xxxxx
                                           -------------------------------------
                                            Xxxxxx X. Xxxxx

                                       By: /s/ Xxxxxx X. Xxxxx
                                           -------------------------------------
                                            Xxxxxx X. Xxxxx

                                       By: /s/ Xxxxxx X. Xxxxx
                                           -------------------------------------
                                            Xxxxxx X. Xxxxx

                                       By: /s/ Xxxxx X. Xxxxx
                                           -------------------------------------
                                            Xxxxx X. Xxxxx


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