1.Kondo М., Wagers A., Manz М. et al. Biology of hematopoietic stem cells and progenitors: Implications for clinical application. Anno. Rev. Immunol. 2003; 21: 759-806.2.Ishikawa F., Yasukawa M., Lyons B. et al. Development of functional human blood and immune systems in NOD/SCID/IL2 receptor {gamma} chain(null) mice. Blood 2005; 106:1565-73.3.Blair A., Hogge D„ Ailles Е., Lansdorp Р., Sutherland H. Lack of expression of Thy-1 [CD90] on acute myeloid leukemia cells with long-term proliferative ability in vitro and in vivo. Blood 1997; 89: 3104-12.4.Miyamoto T., Weissman I., Akashi K. AML1/ET0 expressing nonleukemic stem cells in acute myelogenous leukemia with 8;21 chromosomal translocation. Proc. Natl. Acad. Soi. USA 2000; 97: 7521-6.