需魔以是能坐R Multipotent stem Cell Lymphoid stem Cell Myelaid Stem cell (CFU-S) ⑨◎ pre-T Cell pre-B Cell NK cell o⊙e⑤◎ CFU-Meo CFU-Eo CFU-GM cFU吧E ③ B Lymphocyte RIBC Mast cell EosinophIl Plasma 3 CD4 CD8 ◎◎ Cell Memon B Call Monocyte Neutrophil T Lymphocytes Megacaryocyte Macrophage From Immunology A Synthesis"(Golub and Green, 1991)