"Hematopoietic stem cells actively maintain the continuous production of all mature blood cell lineages, which include major components of the immune system such as T and B Lymphocytes throughout life while maintaining a small pool of undifferentiated stem and progenitor cells (Mayani, 2003).In the case of a bone marrow transplant (BMT), the HSC are removed from a large bone of the donor, typically" . . . .