Evidence map›Paper›PMID 18287228›Full record

ArticleJournal of virology2008

Theiler's virus-induced intrinsic apoptosis in M1-D macrophages is Bax mediated and restricts virus infectivity: a mechanism for persistence of a cytolytic virus.

Kyung-No Son, Robert P Becker, Patricia Kallio, Howard L Lipton

Open access · greenAbstract read
In one paragraph

Article in Journal of virology, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed
2.7field-weighted citation impact, top 9% 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

17 citing papers in PubMed, 25 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

4 authors at 2 institutions in 2 countries.

Kyung-No SonDepartment of Microbiology-Immunology, MC 790, University of Illinois at Chicago, 835 South Wolcott, Chicago, IL 60612-7344, USA. hlipton@uic.edu
Robert P Becker
Patricia Kallio
Howard L Lipton
Bipar · FRUniversity of Illinois Chicago · US

Funding

T-CELL IMMUNITY IN TMEV-INDUCED DEMYELINATIONP01NS023349 · NINDS · NORTHWESTERN UNIVERSITY AT CHICAGO · PI LIPTON, HOWARD LEE · 1986 to 2007
$8.9M
NINDS NIH HHS NS23349NINDS NIH HHS P01 NS023349
6 · The paper itself

Abstract

Theiler's murine encephalomyelitis virus (TMEV), a member of the Cardiovirus genus in the family Picornaviridae, is a highly cytolytic virus that produces necrotic death in rodent cells except for macrophages, which undergo apoptosis. In the present study we have analyzed the kinetics of BeAn virus infection in M1-D cells, in order to temporally relate virus replication to the apoptotic signaling events. Apoptosis was associated with early exponential virus growth from 1 to 12 h postinfection (p.i.); however, >/=80% of peak infectivity was lost by 16 to 24 h p.i. The pan-caspase inhibitor qVD-OPh led to significantly higher virus yields, while zVAD-fmk completely inhibited virus replication until 10 h p.i., precluding its assessment in apoptosis. In contrast, while zVAD-fmk significantly inhibited BeAn virus replication in BHK-21 cells at 12 and 16 h p.i., virus replication at these time points was not altered by qVD-OPh. Bax translocation into mitochondria, efflux of cytochrome c into the cytoplasm, and activation of caspases 9 and 3 between approximately 8 and 12 h p.i. (all hallmarks of the intrinsic apoptotic pathway) were transiently inhibited by expression of Bcl-2, which is not expressed in M1-D cells. Thus, BeAn virus infection in M1-D macrophages, which restricts virus replication, provides a potential mechanism for modulating TMEV neurovirulence during persistence in the mouse central nervous system.

Indexed as

ApoptosisAnimalsbcl-2-Associated X ProteinCentral Nervous SystemKineticsMacrophagesMiceMitochondrial ProteinsTheilovirusVirulenceVirus Replicationbcl-2-Associated X ProteinMitochondrial Proteins

Identifiers

PMID18287228
PMCPMC2293029
OpenAlexW2098884935

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.