Evidence map›Paper›PMID 20427528›Full record

ArticleJournal of virology2010

Semliki forest virus-induced endoplasmic reticulum stress accelerates apoptotic death of mammalian cells.

Gerald Barry, Rennos Fragkoudis, Mhairi C Ferguson, Aleksei Lulla, Andres Merits, Alain Kohl, John K Fazakerley

Open access · bronzeAbstract read
In one paragraph

Article in Journal of virology, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 48 papers.

0numbers the graph read from it
0cells of the map it votes in
48citing papers in PubMed
–field-weighted citation impact, top 91% 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

48 citing papers in PubMed, 0 citations in OpenAlex.

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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

7 authors at 3 institutions in 2 countries.

Gerald BarryRoslin Institute, College of Medicine & Veterinary Medicine, University of Edinburgh, Summerhall, Edinburgh EH9 1QH, United Kingdom.
Rennos Fragkoudis
Mhairi C Ferguson
Aleksei Lulla
Andres Merits
Alain Kohl
John K Fazakerley
Roslin Institute · GBUniversity of Edinburgh · GBUniversity of Tartu · EE

Funding

Biotechnology and Biological Sciences Research CouncilWellcome TrustWellcome Trust 072869/Z/03/Z
6 · The paper itself

Abstract

The alphavirus Semliki Forest virus (SFV) and its derived vectors induce apoptosis in mammalian cells. Here, we show that apoptosis is associated with the loss of mitochondrial membrane potential followed by the activation of caspase-3, caspase-8, and caspase-9. Cell death can be partially suppressed by treatment with the pan-caspase inhibitor zVAD-fmk. To determine the role of SFV structural proteins in cell death, the temporal course of cell death was compared in cells infected with SFV and cells infected with SFV virus replicon particles (VRPs) lacking some or all of the virus structural genes. In the absence of virus structural proteins, cell death was delayed. The endoplasmic reticulum (ER) stress response, as determined by the splicing of X-box binding protein 1 (XBP1) transcripts and the activation of caspase-12, was activated in virus-infected cells but not in VRP (SFV lacking structural genes)-infected cells. The C/EBP-homologous protein (CHOP) was upregulated by both virus and VRP infections. The virus envelope proteins but not the virus capsid protein triggered ER stress. These results demonstrate that in NIH 3T3 cells, SFV envelope glycoproteins trigger the unfolded protein response of the ER and accelerate apoptotic cell death initiated by virus replicase activity.

Indexed as

Stress, PhysiologicalAmino Acid Chloromethyl KetonesAnimalsApoptosisCaspase 3Caspase 8Caspase 9Caspase InhibitorsCysteine Proteinase InhibitorsEndoplasmic ReticulumMatrix MetalloproteinasesMiceNIH 3T3 CellsSemliki forest virusTranscription Factor CHOPUnfolded Protein ResponseAmino Acid Chloromethyl Ketonesbenzyloxycarbonylvalyl-alanyl-aspartyl fluoromethyl ketoneCaspase 3Caspase 8Caspase 9Caspase InhibitorsCysteine Proteinase InhibitorsMatrix MetalloproteinasesTranscription Factor CHOPViral Proteins

Identifiers

PMID20427528
PMCPMC2898233
OpenAlexW1574118077

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.