正常上皮细胞；

Normal epithelial cells;

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体外试验中，正常细胞形态相似，腺泡结构排列整齐，然而那些高侵袭的上皮细胞系的结构紊乱并且失去极性。

Normal cells form similar, well-organized acinar structures in vitro, whereas in highly metastatic epithelial cell lines these structures are disorganized and lack polarity.

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正常的上皮细胞与围绕它们的微环境共同协作，积极帮助维护健康、完整的组织。

Normal epithelial cells, in cooperation with the microenvironment that surrounds them, actively help maintain the health and integrity of tissue.

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You get cystic fibrosis because one protein that's made by your lung epithelium is not expressed properly.

得囊胞性纤维症的病因是,肺上皮细胞产生的一种蛋白,表达不正常

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You're able to make the protein but the protein doesn't function properly.

肺上皮细胞可以表达这种蛋白,但其并不具有正常功能

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