Definition of "acetylation" []

• The reaction of a substance with acetic acid or one of its derivatives; the introduction of one or more acetyl groups into a substance (noun)

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• "Histones are modified in various ways, including through a process called acetylation, which in turn modifies chromatin shape and structure."
• ""Many mitochondrial proteins undergo a small chemical modification known as acetylation, which varies during feeding and fasting conditions," said Eric Verdin, MD, senior investigator and senior author of the study."
• "The second change, which is called acetylation, converts the CoA form of B5 back into acteyl CoA."