[
Proc Natl Acad Sci U S A,
2011]
GENETICS Correction for RNA interference and retinoblastoma-related genes are required for repression of endogenous siRNA targets in Caenorhabditis elegans by Alla Grishok, Sebastian Hoersch, and Phillip A. Sharp, which appeared in issue 51, December 23, 2008, of Proc Natl Acad Sci USA (105:2038620391; first published December 10, 2008; 10.1073/pnas.0810589105).The authors note that an additional affiliation for Sebastian Hoersch was omitted from the article. Sebastian Hoersch's second affiliation is Bioinformatics Group, Max Delbrck Center for Molecular Medicine, 13125 Berlin, Germany. The corrected author and affiliation lines appear below. The online version has been corrected.Alla Grishoka, Sebastian Hoerscha,b, and Phillip A. SharpaaKoch Institute for Integrative Cancer Research, Massachusetts Institute of Technology, Cambridge, MA 02139; and bBioinformatics Group, Max Delbrck Center for Molecular Medicine, 13125 Berlin, Germany