Exhibit 32

                                CERTIFICATIONS OF
               CHIEF EXECUTIVE OFFICER AND CHIEF FINANCIAL OFFICER
                       PURSUANT TO 18 U.S.C. SECTION 1350,
                             AS ADOPTED PURSUANT TO
                  SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

         In connection with the Quarterly Report of CancerVax Corporation (the
"Company") on Form 10-Q for the period ended September 30, 2003 as filed with
the Securities and Exchange Commission on the date hereof (the "Report"), I,
David F. Hale, President and Chief Executive Officer of the Company, certify,
pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the
Sarbanes-Oxley Act of 2002, that to my knowledge:

1.       The Report fully complies with the requirements of Section 13(a) or
15(d), of the Securities Exchange Act of 1934; and

2.       That information contained in the Report fairly presents, in all
material respects, the financial condition and results of operations of the
Company.

         Date: December 11, 2003

                                                       /s/ David F. Hale
                                                  ---------------------------
                                                          David F. Hale
                                                    Chief Executive Officer


         In connection with the Quarterly Report of CancerVax Corporation (the
"Company") on Form 10-Q for the period ended September 30, 2003 as filed with
the Securities and Exchange Commission on the date hereof (the "Report"), I,
William R. LaRue, Senior Vice President and Chief Financial Officer of the
Company, certify, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to
Section 906 of the Sarbanes-Oxley Act of 2002, that to my knowledge:

1.       The Report fully complies with the requirements of Section 13(a) or
15(d), of the Securities Exchange Act of 1934; and

2.       That information contained in the Report fairly presents, in all
material respects, the financial condition and results of operations of the
Company.

         Date: December 11, 2003

                                                      /s/ William R. LaRue
                                                  ---------------------------
                                                        William R. LaRue
                                                    Chief Financial Officer