It is concluded that above-mentioned preconditioning regimen and GVHD prophylaxis are effective approaches for unrelated donor peripheral blood stem cell transplantation in hematopoietic malignancies.

• 结论:在非亲缘供者外周血造血干细胞移植治疗恶性血液病过程中采用上述预处理方案和GVHD预防措施是可行而且有效的。