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About The Cover

September 14, 2009 Cover, Vol. 87, Issue 37

September 14, 2009 Cover, Vol. 87, Issue 37

Mapping The Epigenome

New techniques reveal how small chemical changes to DNA and DNA-packaging proteins can alter gene expression in a big way. (pp. 11-16)

COVER: Artist's rendition shows eight nucleosomes, the fundamental repeating units of chromatin. Each is composed of DNA wrapped almost twice around an octamer of histone proteins. Epigenetic modifications of DNA and histone proteins influence the expression of associated genes. Karolin Luger, Colorado State University

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Copyright © 2009 American Chemical Society

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