Study Status: Completed
Recruit Status: Unknown status
Study Type: Interventional
Official Title: In-vivo T-cell Depletion and Hematopoietic Stem Cell Transplantation for Life-Threatening Immune Deficiencies and Histiocytic Disorders
Brief Summary: The hypothesis is to determine if a preparative regimen of busulfan, cyclophosphamide, and antithymocyte globulin (ATG) plus allogeneic stem cell transplantation will be effective in the treatment of immune deficiencies and histiocytic disorders.