HLA-haploidentical stem cell transplantation after removal of αβ+ T and B cells in children with nonmalignant disorders

Twenty-three children with nonmalignant disorders received HLA-haploidentical hematopoietic stem cell transplantation (haplo-HSCT) after ex vivo elimination of αβ+ T cells and CD19+ B cells. The median number of CD34+, αβ+CD3+, and B cells infused was 16.8 × 106, 40 × 103, and 40 × 103 cells/