PRIOR CONCURRENT THERAPY: Biologic therapy: At least 1 month since prior biologic therapy and recovered Chemotherapy: At least 3 months since local intraperitoneal antitumor therapy directed against peritoneal carcinomatosis and recovered At least 1 month since systemic chemotherapy for ovarian, fallopian tube, or peritoneal cancer or an unapproved indication and recovered Endocrine therapy: At least 3 months since any systemic corticosteroid therapy Radiotherapy: At least 1 year since prior total abdominal radiotherapy Surgery: Not specified Other: At least 3 months since prior investigational therapy and recovered At least 3 months since prior immunosuppressive therapy