作者单位: | Laboratory of Human Genetics and Cell Therapy, Biology Department, Biological Sciences Institute, Federal University of Juiz de Fora, Juiz de Fora 36036-900,Brazil;Haematology and Bone Marrow Transplantation Service, Medical Clinic Department, University Hospital, Federal University of Juiz de Fora, Juiz de Fora 36036-900, Brazil |