Overview Allo BMT Using Matched Related/Unrelated Donors With FluBu and HiCY Status: Completed Trial end date: 2011-12-01 Target enrollment: Participant gender: Summary The purpose of this research is to find the most effective and least toxic way to prevent GVHD after BMT. Phase: Phase 1/Phase 2 Details Lead Sponsor: Sidney Kimmel Comprehensive Cancer CenterSidney Kimmel Comprehensive Cancer Center at Johns HopkinsCollaborators: Fred Hutchinson Cancer Research CenterM.D. Anderson Cancer CenterOtsuka Pharmaceutical Co., Ltd.Treatments: BusulfanCyclophosphamideFludarabineFludarabine phosphateVidarabine