Tumor incidence following xenotransplantation of EGFP+ and EGFP− cells in cervical cancer cell lines SiHa and C33A.

NOTE: Xenotransplantation assay was used to determine the tumor incidence and stem cell frequency of EGFP+ and EGFP− cells.

注：采用异种移植试验（Xenotransplantation assay）测定增强型绿色荧光蛋白（enhanced green fluorescent protein，EGFP）阳性（EGFP+）与阴性（EGFP−）细胞的肿瘤发生率及干细胞频率。