Email updates

Keep up to date with the latest news and content from Genome Biology and BioMed Central.

Open Badges Minireview

Ubiquitous RNA-dependent RNA polymerase and gene silencing

James A Birchler

Author affiliations

Division of Biological Sciences, University of Missouri, Columbia, MO 65211, USA

Citation and License

Genome Biology 2009, 10:243  doi:10.1186/gb-2009-10-11-243

Published: 26 November 2009


The discovery of a novel RNA-dependent RNA polymerase activity with a eukaryote-wide distribution raises new questions about the roles and mechanisms of gene silencing by small RNAs.