Adult T-cell leukemia/lymphoma in donor cells responding to second allogeneic hematopoietic stem cell transplantation using unrelated cord blood: the Nagasaki Transplant Group experience

Donor cell-derived leukemia is a rare, but severe complication of allogeneic hematopoietic stem cell transplantation (allo-HSCT). Dozens of cases of donor cell-derived acute myeloid leukemia and my...