The process, known as DNA methylation, is one mechanism of epigenetic change, heritable change that does not alter the sequence of DNA itself.

该过程被成为DNA甲基化，是表观遗传变化的一种，属于不会改变DNA序列的可遗传变化。

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Johannes speculates that there might be an "obscure epigenetic editing process going on" that repairs disadvantageous epigenetic states for crucial genes.

Johannes推测也许存在一个“不明显的表观基因改写过程”，这为关键基因修复了有缺点的表观基因状态。

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The donor nucleus must experienced the epigenetic modification of the process reprogramming and went back to the initial state after the donor cell was injected into the oocytes.

供体细胞核移入去核的卵母细胞后，必定要经过表观遗传修饰的重编程过程，回到胚胎开始发育的全能状态。

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It is judged to result from epigenetic changes arising during the cloning process.

FORBES: Magazine Article

The fundamental problem is that cancer is an enormously complex, unpredictable evolutionary process characterized by extreme genetic and epigenetic diversity that occurs within the patient.

FORBES: Cancer's New Era Of Promise And Chaos