Evidence map›Paper›PMID 28492545›Full record

ArticleCell death & disease2017

Chronically stressed or stress-preconditioned neurons fail to maintain stress granule assembly.

Tatyana A Shelkovnikova, Pasquale Dimasi, Michail S Kukharsky, Haiyan An, Annamaria Quintiero, Claire Schirmer, Luc Buée, Marie-Christine Galas, Vladimir L Buchman

Open access · goldAbstract read
In one paragraph

Article in Cell death & disease, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 45 papers.

0numbers the graph read from it
0cells of the map it votes in
45citing papers in PubMed
2.1field-weighted citation impact, top 13% of its field
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

45 citing papers in PubMed, 65 citations in OpenAlex.

  1. Article
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  3. Review
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  5. Article
  6. RNA triggers chronic stress during neuronal aging.bioRxiv : the preprint server for biology · 2025
    Article
  7. Article
  8. Article
  9. Article
  10. Article
  11. Stress Granule Induction in Rat Retinas Damaged by Constant LED Light.Investigative ophthalmology & visual science · 2025
    Article
  12. Article
  13. Article
  14. Review
  15. Article
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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

9 authors at 4 institutions in 3 countries.

Tatyana A ShelkovnikovaSchool of Biosciences, Cardiff University, Cardiff, UK.
Pasquale DimasiSchool of Biosciences, Cardiff University, Cardiff, UK.
Michail S KukharskySchool of Biosciences, Cardiff University, Cardiff, UK.
Haiyan AnSchool of Biosciences, Cardiff University, Cardiff, UK.
Annamaria QuintieroSchool of Biosciences, Cardiff University, Cardiff, UK.
Claire SchirmerUniversity Lille, Inserm, CHU-Lille, UMRS1172, Alzheimer & Tauopathies, Lille, France.
Luc BuéeUniversity Lille, Inserm, CHU-Lille, UMRS1172, Alzheimer & Tauopathies, Lille, France.
Marie-Christine GalasUniversity Lille, Inserm, CHU-Lille, UMRS1172, Alzheimer & Tauopathies, Lille, France.
Vladimir L BuchmanSchool of Biosciences, Cardiff University, Cardiff, UK.
Cardiff University · GBUniversité de Lille · FRInserm · FRInstitute of Physiologically Active Compounds · RU

Funding

Motor Neurone Disease Association BUCHMAN/APR13/822-791
6 · The paper itself

Abstract

Dysregulation of stress granules (SGs) and their resident proteins contributes to pathogenesis of a number of (neuro)degenerative diseases. Phosphorylation of eIF2α is an event integrating different types of cellular stress and it is required for SG assembly. Phosphorylated eIF2α (p-eIF2α) is upregulated in the nervous system in some neurodegenerative conditions. We found that increasing p-eIF2α level by proteasomal inhibition in cultured cells, including mouse and human neurons, before a SG-inducing stress ('stress preconditioning'), limits their ability to maintain SG assembly. This is due to upregulation of PP1 phosphatase regulatory subunits GADD34 and/or CReP in preconditioned cells and early decline of p-eIF2α levels during subsequent acute stress. In two model systems with constitutively upregulated p-eIF2α, mouse embryonic fibroblasts lacking CReP and brain neurons of tau transgenic mice, SG formation was also impaired. Thus, neurons enduring chronic stress or primed by a transient mild stress fail to maintain p-eIF2α levels following subsequent acute stress, which would compromise protective function of SGs. Our findings provide experimental evidence on possible loss of function for SGs in certain neurodegenerative diseases.

Indexed as

Stress, PhysiologicalAnimalsCytoplasmic GranulesHumansMiceMice, KnockoutNerve Tissue ProteinsNeuronsNerve Tissue Proteins

Identifiers

PMID28492545
PMCPMC5520719
OpenAlexW2612802501

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

None linked

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.