Overview In Vivo Treg Expansion and Graft-Versus-Host Disease Prophylaxis Status: Completed Trial end date: 2017-03-09 Target enrollment: Participant gender: Summary IL-2 add-back post allogeneic hematopoietic stem cell transplant (HSCT), combined with Sirolimus (SIR), Tacrolimus (TAC) will optimize Treg reconstitution and prevent graft versus host disease (GVHD). Phase: Phase 2 Details Lead Sponsor: H. Lee Moffitt Cancer Center and Research InstituteTreatments: AldesleukinEverolimusSirolimusTacrolimus