Evidence map›Paper›PMID 11525243›Full record

ArticleCell stress & chaperones2001

Hsp27 protects mitochondria of thermotolerant cells against apoptotic stimuli.

A Samali, J D Robertson, E Peterson, F Manero, L van Zeijl, C Paul, I A Cotgreave, A P Arrigo, S Orrenius

Open access · greenAbstract read
In one paragraph

Article in Cell stress & chaperones, 2001. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 71 papers.

0numbers the graph read from it
0cells of the map it votes in
71citing papers in PubMed
4.9field-weighted citation impact, top 4% 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

71 citing papers in PubMed, 187 citations in OpenAlex.

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  13. Cardiovascular Disease-Related Serum Proteins in Workers Occupationally Exposed to Polycyclic Aromatic Hydrocarbons.Toxicological sciences : an official journal of the Society of Toxicology · 2019
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  18. Therapeutic physical exercise in neural injury: friend or foe?Journal of physical therapy science · 2015
    Review
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11 more citing papers are in PubMed but not listed here.

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 3 institutions in 3 countries.

A SamaliInstitute of Environmental Medicine, Karolinska Institutet, Stockholm, Sweden. afshin.samali@nuigalway.ie
J D Robertson
E Peterson
F Manero
L van Zeijl
C Paul
I A Cotgreave
A P Arrigo
S Orrenius
Karolinska Institutet · SECentre National de la Recherche Scientifique · FROllscoil na Gaillimhe – University of Galway · IE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Enhanced cell survival and resistance to apoptosis during thermotolerance correlates with an increased expression of heat shock proteins (Hsps). Here we present additional evidence in support of the hypothesis that the induction of Hsp27 and Hsp72 during acquired thermotolerance in Jurkat T-lymphocytes prevents apoptosis. In thermotolerant cells, Hsp27 was shown to associate with the mitochondrial fraction, and inhibition of Hsp27 induction during thermotolerance in cells transfected with hsp27 antisense potentiated mitochondrial cytochrome c release after exposure to various apoptotic stimuli, despite the presence of elevated levels of Hsp72. Caspase activation and apoptosis were inhibited under these conditions. In vitro studies revealed that recombinant Hsp72 more efficiently blocked cytochrome c-mediated caspase activation than did recombinant Hsp27. A model is presented for the inhibition of apoptosis during thermotolerance in which Hsp27 preferentially blocks mitochondrial cytochrome c release, whereas Hsp72 interferes with apoptosomal caspase activation.

Indexed as

ApoptosisCaspase 3Caspase 9CaspasesCytochrome c GroupCytosolEnzyme PrecursorsHeat-Shock ProteinsHeat-Shock ResponseHumansJurkat CellsMitochondriaCASP3 protein, humanCASP9 protein, humanCaspase 3Caspase 9CaspasesCytochrome c GroupEnzyme PrecursorsHeat-Shock Proteins

Identifiers

PMID11525243
PMCPMC434383
OpenAlexW2210469066

What OpenQuestion holds

Textmetadata
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.