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CpG Islands

"CpG Islands" is a descriptor in the National Library of Medicine's controlled vocabulary thesaurus, MeSH (Medical Subject Headings). Descriptors are arranged in a hierarchical structure, which enables searching at various levels of specificity.

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Areas of increased density of the dinucleotide sequence cytosine--phosphate diester--guanine. They form stretches of DNA several hundred to several thousand base pairs long. In humans there are about 45,000 CpG islands, mostly found at the 5' ends of genes. They are unmethylated except for those on the inactive X chromosome and some associated with imprinted genes.


expand / collapse publications
This graph shows the total number of publications written about "CpG Islands" by people in this website by year, and whether "CpG Islands" was a major or minor topic of these publications.
Bar chart showing 140 publications over 20 distinct years, with a maximum of 14 publications in 2000 and 2001
To see the data from this visualization as text, click here.