Evidence map›Paper›PMID 23085987›Full record

ArticleThe EMBO journal2012

Wig1 prevents cellular senescence by regulating p21 mRNA decay through control of RISC recruitment.

Bong Cho Kim, Hyung Chul Lee, Je-Jung Lee, Chang-Min Choi, Dong-Kwan Kim, Jae Cheol Lee, Young-Gyu Ko, Jae-Seon Lee

Abstract read
In one paragraph

Article in The EMBO journal, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers.

0numbers the graph read from it
0cells of the map it votes in
27citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

27 citing papers in PubMed.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

8 authors.

Bong Cho KimDivision of Radiation Cancer Research, Korea Institute of Radiological and Medical Sciences, Seoul, Korea.
Hyung Chul Lee
Je-Jung Lee
Chang-Min Choi
Dong-Kwan Kim
Jae Cheol Lee
Young-Gyu Ko
Jae-Seon Lee

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Premature senescence, a key strategy used to suppress carcinogenesis, can be driven by p53/p21 proteins in response to various stresses. Here, we demonstrate that Wig1 plays a critical role in this process through regulation of p21 mRNA stability. Wig1 controls the association of Argonaute2 (Ago2), a central component of the RNA-induced silencing complex (RISC), with target p21 mRNA via binding of the stem-loop structure near the microRNA (miRNA) target site. Depletion of Wig1 prohibited miRNA-mediated p21 mRNA decay and resulted in premature senescence. Wig1 plays an essential role in cell proliferation, as demonstrated in tumour xenografts in mice, and Wig1 and p21 mRNA levels are inversely correlated in human normal and cancer tissues. Together, our data indicate a novel role of Wig1 in RISC target accessibility, which is a key step in RNA-mediated gene silencing. In addition, these findings indicate that fine-tuning of p21 levels by Wig1 is essential for the prevention of cellular senescence.

Indexed as

Cellular SenescenceAnimalsArgonaute ProteinsCarrier ProteinsCell Line, TumorCyclin-Dependent Kinase Inhibitor p21HumansLung NeoplasmsMiceNeoplasm TransplantationNuclear ProteinsRNA-Binding ProteinsRNA-Induced Silencing ComplexRNA StabilityAGO2 protein, humanArgonaute ProteinsCarrier ProteinsCDKN1A protein, humanCyclin-Dependent Kinase Inhibitor p21Nuclear ProteinsRNA-Binding ProteinsRNA-Induced Silencing ComplexZMAT3 protein, human

Identifiers

PMID23085987
PMCPMC3501221

What OpenQuestion holds

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.