As it can be seen from cell staining results, the cell body was big and the nucleus, was stained dark blue and was round or oval in shape, with clearly visible nucleoli, generally 2-4 nucleoli.

• [结果]通过倒置显微镜观察发现，上皮细胞呈多角形，长满后呈上皮细胞特有铺路石样。细胞染色可见上皮细胞胞体较大，胞核深蓝色，圆形或椭圆形，核仁清晰可见，一般为24个。