1. Harrison, D.E. (1980) Competitive repopulation: a new assay for long-term stem cell functional capacity. Blood 55, 77–81.
2. Osawa M., Hanada K.I., Hamada H., and Nakauchi H. (1996) Long-term lymphohematopoietic reconstitution by a single CD34-low/negative hematopoietic stem cell. Science 273, 242–245.
3. Szilvassy S.J., Bass M.J., Zant G.V., and Grimes B. (1999) Organ-selective homing defines engraftment kinetics of murine hematopoietic stem cells and is compromised by ex vivo expansion. Blood 93, 1557–1566.
4. Harrison D.E., Jordan C.T., Zhong R.K., and Astle C.M. (1993) Primitive hemopoietic stem cells: direct assay of most productive populations by competitive repopulation with simple binomial, correlation and covariance calculations. Exp Hematol 21, 206–219.
5. Kushida T., Inaba M., Hisha H., Ichioka N., Esumi T., Ogawa R., Lida H., and Ikehara S. (2001) Intra-bone marrow injection of allogeneic bone marrow cells: a powerful new strategy for treatment of intractable autoimmue diseases in MRL/lpr mice. Blood 97, 3292–3299.