Arabidopsis epigenetics:: when RNA meets chromatin

被引:43
作者
Gendrel, AV [1 ]
Colot, V [1 ]
机构
[1] UEVE, CNRS, INRA, Unite Rech Genom Vegetale, F-91057 Evry, France
关键词
D O I
10.1016/j.pbi.2005.01.007
中图分类号
Q94 [植物学];
学科分类号
071001 ;
摘要
Recent work in plants and other eukaryotes has uncovered a major role for RNA interference in silent chromatin formation. The heritability of the silent state through multiple cell division cycles and, in some instances, through meiosis is assured by epigenetic marks. In plants, transposable elements and transgenes provide striking examples of the stable inheritance of repressed states, and are characterized by dense DNA methylation and heterochromatin histone modifications. Arabidopsis is a useful higher eukaryotes model with which to explore the crossroads between silent chromatin and RNA interference both during development and in the genome-wide control of repeat elements.
引用
收藏
页码:142 / 147
页数:6
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