10.and the stem cells from dermal explant had higher efficiency in immnohistochemical staining,CFE and subculture ability were higher than those of epidermal explant when they were subcultured in vitro(P<0.01).
随着传代次数增加,真皮来源的干细胞的体外活力以及免疫组化染色阳性率、克隆形成率均极显著高于表皮来源的皮肤干细胞(P<0.01)。