RESULTS The GER cell cultures tended to attach to the substratum and grow in patches which assume a polygonal morphology similar to that of epithelial cells in medium containing 10% serum.

• 结果扫描电镜观察显示ger细胞在含10%25血清DMEM培基中呈片状贴壁生长特性,表现为典型的上皮样多角型外观。