In control group, the small intestineepithelium microvilli arranged neatly, the mitochondrial structure were normal, and the epithelium cell were integrity.
空白对照组小肠吸收上皮细胞微绒毛排列整齐，线粒体结构正常，细胞器完整。
2
Once Shigella makes contact with intestineepithelium, the T3SS is activated and effector proteins are injected into the cytosol of intestineepithelium to cause shigellosis.
志贺菌在与宿主肠道上皮细胞接触后，激活t3ss并将效应子蛋白注入真核宿主细胞内，引起细菌性痢疾。
3
The epithelium of the stomach and the intestine present proteinase and non-specific esterase activity.