Single Biggest Cancer Dictionary in the World

What is epigenetic alteration?

Pronunciation: /ˌɛpɪʤəˈnɛtɪk ˌɔltərˈeɪʃən/

epigenetic alteration

Definition

A heritable change that does not affect the DNA sequence but results in a change in gene expression. Examples include promoter methylation and histone modifications. Also called epigenetic variant and epimutation.