Twenty years ago it was reported that epithelial–mesenchymal transition (EMT), a key developmental process, occurs in cancer; many studies have since, and still are, studying EMT heterogeneity and its functional implications.

中文翻译：

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在20年的胚胎-癌症结合中，EMT的阴影超过50种。

二十年前，据报道，上皮-间质转化（EMT）是一种重要的发育过程，发生在癌症中。此后，许多研究都在研究EMT异质性及其功能含义。