Reconstitution of chromatoid body-like particles in cultured cells: a novel approach to elucidate the mechanism of assembly and function of the chromatoid body.

Abstract:

:The chromatoid body is a large perinuclear ribonucleoprotein particle of germ cells. The chromatoid body is also present in stem cells from planarians. This particle shares markers specific to protein aggresomes and P-bodies, and concentrate several RNA pathways. The assembly mechanism of chromatoid bodies is unknown, and in the absence of molecular approaches to test their function, their role as a possible center for posttranscriptional regulation of gene expression remains speculative. Recently, an RNA granule similar to the chromatoid body was fortuitously reconstituted in cultured cells by expressing a cytoplasmic isoform of the prion protein. This finding opens new avenues of investigations in the field of the still elusive chromatoid body.

journal_name

RNA Biol

journal_title

RNA biology

authors

Roucou X

doi

10.4161/rna.6.2.8049

subject

Has Abstract

pub_date

2009-04-01 00:00:00

pages

165-8

issue

2

eissn

1547-6286

issn

1555-8584

pii

8049

journal_volume

6

pub_type

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