epigenome

noun epi·ge·nome \ ˌe-pə-ˈjē-ˌnōm \

Definition of epigenome

:the complement of chemical compounds that modify the expression and function of the genome
  • Access to the genes is controlled by the epigenome, a layer of millions of proteins and other marks that attach themselves to the genome.
  • —Nicholas Wade
  • Working out which genes are switched on or not involves looking at the epigenome, or the chemical "methyl" tags attached to genes.
  • New Scientist

Recent Examples of epigenome from the Web

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Origin and Etymology of epigenome


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