Germ granules and gene regulation in the Caenorhabditis elegans germline

被引:27
|
作者
Phillips, Carolyn M. [1 ]
Updike, Dustin L. [2 ]
机构
[1] Univ Southern Calif, Dept Biol Sci, Los Angeles, CA 90089 USA
[2] Mt Desert Isl Biol Lab, Bar Harbor, ME 04672 USA
关键词
C; elegans; germline; germ granules; P granules; Mutator foci; Z granules; piRNAs; WormBook; C; ELEGANS; RNA INTERFERENCE; P-GRANULES; MESSENGER-RNA; EPIGENETIC MEMORY; CELL IMMORTALITY; LIQUID DROPLETS; NUCLEAR-PORES; PROTEIN; PROMOTES;
D O I
10.1093/genetics/iyab195
中图分类号
Q3 [遗传学];
学科分类号
071007 ; 090102 ;
摘要
The transparency of Caenorhabditis elegans provides a unique window to observe and study the function of germ granules. Germ granules are specialized ribonucleoprotein (RNP) assemblies specific to the germline cytoplasm, and they are largely conserved across Metazoa. Within the germline cytoplasm, they are positioned to regulate mRNA abundance, translation, small RNA production, and cytoplasmic inheritance to help specify and maintain germline identity across generations. Here we provide an overview of germ granules and focus on the significance of more recent observations that describe how they further demix into sub-granules, each with unique compositions and functions.
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页数:16
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