Conclusion There retains hepatic stem cells in rat fetal liver on ED 13.5 d and PREF can be used for amplification of fetal liver epithelial progenitor cells in vitro .
结论ED135d大鼠胚肝前体细胞存在双分化能力的原始肝细胞，肝前体细胞可在PREF进行体外扩增。
pref