Postembryonic establishment of megabase-scale gene silencing in nucleolar dominance.

Nucleolar dominance is an epigenetic phenomenon in plant and animal genetic hybrids that describes the expression of 45S ribosomal RNA genes (rRNA genes) inherited from only one progenitor due to the silencing of the other progenitor's rRNA genes. rRNA genes are tandemly arrayed at nucleolus or...

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Bibliographic Details
Main Authors: Olga Pontes, Richard J Lawrence, Manuela Silva, Sasha Preuss, Pedro Costa-Nunes, Keith Earley, Nuno Neves, Wanda Viegas, Craig S Pikaard
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2007-11-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC2048576?pdf=render