Evidence map›Paper›PMID 23192868›Full record

ArticleJournal of virology2013

Neurotropic arboviruses induce interferon regulatory factor 3-mediated neuronal responses that are cytoprotective, interferon independent, and inhibited by Western equine encephalitis virus capsid.

Daniel C Peltier, Helen M Lazear, Jocelyn R Farmer, Michael S Diamond, David J Miller

Open access · bronzeAbstract read
In one paragraph

Article in Journal of virology, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed
4.4field-weighted citation impact, top 6% 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

24 citing papers in PubMed, 41 citations in OpenAlex.

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  10. Alphavirus Virulence Determinants.Pathogens (Basel, Switzerland) · 2021
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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

5 authors at 1 institution in 1 country.

Daniel C PeltierDepartments of Microbiology and Immunology, University of Michigan Medical School, Ann Arbor, Michigan, USA.
Helen M Lazear
Jocelyn R Farmer
Michael S Diamond
David J Miller
University of Michigan–Ann Arbor · US

Funding

Vaccines and Therapies Against BotulismU54AI057153 · NIAID · UNIVERSITY OF CHICAGO · PI SHUMAN, HOWARD A · 2003 to 2013
$87.6M
MICHIGAN MEDICAL SCIENTIST TRAINING PROGRAMT32GM007863 · NIGMS · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI COLLINS, KATHLEEN L. · 1985 to 2024
$38.3M
West Nile Virus and host control of innate defensesU19AI083019 · NIAID · UNIVERSITY OF WASHINGTON · PI CLARK, EDWARD A · 2009 to 2018
$22.5M
The role of neuronal maturation on antiviral type I interferon pathway activity.F30NS065566 · NINDS · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI FARMER, JOCELYN R · 2010 to 2011
$65k
NIAID NIH HHS U19 AI083019NIAID NIH HHS U54 AI057153NIGMS NIH HHS T32 GM007863NINDS NIH HHS F30 NS065566PHS HHS R21 A1076975PHS HHS T32 A1007528
6 · The paper itself

Abstract

Cell-intrinsic innate immune responses mediated by the transcription factor interferon regulatory factor 3 (IRF-3) are often vital for early pathogen control, and effective responses in neurons may be crucial to prevent the irreversible loss of these critical central nervous system cells after infection with neurotropic pathogens. To investigate this hypothesis, we used targeted molecular and genetic approaches with cultured neurons to study cell-intrinsic host defense pathways primarily using the neurotropic alphavirus western equine encephalitis virus (WEEV). We found that WEEV activated IRF-3-mediated neuronal innate immune pathways in a replication-dependent manner, and abrogation of IRF-3 function enhanced virus-mediated injury by WEEV and the unrelated flavivirus St. Louis encephalitis virus. Furthermore, IRF-3-dependent neuronal protection from virus-mediated cytopathology occurred independently of autocrine or paracrine type I interferon activity. Despite being partially controlled by IRF-3-dependent signals, WEEV also disrupted antiviral responses by inhibiting pattern recognition receptor pathways. This antagonist activity was mapped to the WEEV capsid gene, which disrupted signal transduction downstream of IRF-3 activation and was independent of capsid-mediated inhibition of host macromolecular synthesis. Overall, these results indicate that innate immune pathways have important cytoprotective activity in neurons and contribute to limiting injury associated with infection by neurotropic arboviruses.

Indexed as

AnimalsArbovirusesCapsid ProteinsCell LineCytopathogenic Effect, ViralEncephalitis Virus, St. LouisEncephalitis Virus, Western EquineHumansInterferon Regulatory Factor-3MiceMice, Inbred C57BLNeuronsCapsid ProteinsInterferon Regulatory Factor-3

Identifiers

PMID23192868
PMCPMC3554193
OpenAlexW2161787924

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.