You could potentially treat cystic fibrosis by providing the correct gene and providing it to all the cells of the lung epithelium.

一种可能的治愈方法是,把正确的基因,导入所有肺上皮细胞

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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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Cells of the epithelium are actually "welded" to one another through these junctions called tight junctions.

上皮细胞通过称为紧密连接的胞间连接,"焊接"在一起

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That is, if it can be absorbed through this layer of epithelium.

就是说食物如果要能够被上皮细胞层吸收

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