A . 类胰岛素生长因子(insulin-likegrowthfactor,IGF)
B . 干扰素α(interferon-α)
C . 集落刺激因子(colonystimulatingfactor,CSF)
D . 血小板生成素(thrombopoietin,TPO)
E . 干细胞因子(SCF)