Human bone marrow and umbilical cord blood cells generate CD4+ and CD8+ single-positive T cells in murine fetal thymus organ culture.
Yeoman H, Gress RE, Bare CV, Leary AG, Boyse EA, Bard J, Shultz LD, Harris DT, DeLuca D. Human bone marrow and umbilical cord blood cells generate CD4+ and CD8+ single-positive T cells in murine fetal thymus organ culture. Proc Natl Acad Sci U S A. 1993 Nov 15; 90(22):10778-82.