methylation

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Definition of methylation in English English dictionary: the addition of a methyl group to cytosine and adenine residues in DNA that leads to the epigenetic modification of DNA and the reduction of gene expression and protein production; the addition of a methyl group to a molecule; (Kimya) Methylation is a term used in the chemical sciences to denote the attachment or substitution of a methyl group on various substrates. This term is commonly used in chemistry, biochemistry, and the biological sciences; {i} replacement of hydrogen atoms with a methyl group (Chemistry)
methylate: To add a methyl group to a nucleic acid as part of the process of gene expression
methylate: To add a methyl group to a compound
methylate: The anion -O-CH3- derived from methanol by loss of a proton; any salt containing this anion
methylate: To add, or treat with methyl alcohol (see methylated spirits)
methylate: To impregnate or mix with methyl or methyl alcohol
methylate: {f} mix with methyl, add methyl (Chemistry)
methylate: {i} mixture containing substances from the methyl group (Chemistry)
methylate: An alcoholate of methyl alcohol in which the hydroxyl hydrogen is replaced by a metal, after the analogy of a hydrate; as, sodium methylate, CH3ONa

methylation

Hyphenation

meth·yl·a·tion

() methyl + -ation

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