Overview PS-341 in Treating Patients With Advanced Cancer Status: Completed Trial end date: 2003-08-01 Target enrollment: Participant gender: Summary RATIONALE: Drugs used in chemotherapy use different ways to stop tumor cells from dividing so they stop growing or die. PURPOSE: Phase I trial to study the effectiveness of PS-341 in treating patients who have advanced cancer. Phase: Phase 1 Details Lead Sponsor: Mayo ClinicCollaborator: National Cancer Institute (NCI)Treatments: BortezomibProteasome Inhibitors