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This article is part of a special issue on epigenomics.

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Birds do it, bees do it, worms and ciliates do it too: DNA methylation from unexpected corners of the tree of life

Soojin V Yi

Author affiliations

School of Biology, Georgia Institute of Technology, 310 Ferst Drive, Atlanta, GA 30332, USA

Citation and License

Genome Biology 2012, 13:174  doi:10.1186/gb-2012-13-10-174

Published: 17 October 2012


Studies describing intricate patterns of DNA methylation in nematode and ciliate are controversial due to the uncertainty of genomic evolutionary conservation of DNA methylation enzymes.

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