methylation

Definition / meaning of methylation

A chemical reaction in which a small molecule called a methyl group is added to other molecules. Methylation of proteins or nucleic acids may affect how they act in the body.

Listed under:

Find More About 'methylation'

Source(s):

The Web site of the National Cancer Institute (http://www.cancer.gov/)

Leave a Comment

*

This site uses Akismet to reduce spam. Learn how your comment data is processed.