With these markers complex, it is easy to distinguish limbal stem cells from other epithelial cells in cornea.

采用这些标记复合体，可将角膜缘干细胞群与其他上皮细胞区分。

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Transmission electron microscopy revealed the characteristics of epithelial cells: microvilli, secretary granules and junctional complex.

透射电子显微镜可见微绒毛、分泌颗粒、连接复合体等上皮细胞特征。

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Your stomach is a very complex organ that has a muscle layer, it has an epithelial layer which is the interface with food that comes in, and it also has a nervous system, so does the heart.

你的胃是一个非常复杂的器官,它拥有一个肌肉层,有一个与摄入的食物,相接触的表皮层,也有一套神经系统,心脏也有

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