Using COBE-spectra blood cell separator to collect allogenic peripheral stem cells had the advantages of higher collection rate and survival rate of post-transplantion, and less hurt and contamination of red blood cells.

• 应用COBE -spectra血细胞分离机采集异基因供者外周血干细胞得率高 ,供者痛苦小 ,红细胞混杂率少、移植后成活率高。