Evidence map›Paper›PMID 21376231›Full record

ArticleCell2011

TLR signaling is required for Salmonella typhimurium virulence.

Nicholas Arpaia, Jernej Godec, Laura Lau, Kelsey E Sivick, Laura M McLaughlin, Marcus B Jones, Tatiana Dracheva, Scott N Peterson, Denise M Monack, Gregory M Barton

Open access · bronzeAbstract read
In one paragraph

Article in Cell, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 154 papers.

0numbers the graph read from it
0cells of the map it votes in
154citing papers in PubMed
36.0field-weighted citation impact, top 1% 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

154 citing papers in PubMed, 277 citations in OpenAlex.

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  16. Rosmarinic Acid AttenuatesAntioxidants (Basel, Switzerland) · 2024
    Article
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  18. Article
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94 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

10 authors at 2 institutions in 1 country.

Nicholas ArpaiaDivision of Immunology & Pathogenesis, Department of Molecular and Cell Biology, University of California, Berkeley, Berkeley, CA 94720-3200, USA.
Jernej Godec
Laura Lau
Kelsey E Sivick
Laura M McLaughlin
Marcus B Jones
Tatiana Dracheva
Scott N Peterson
Denise M Monack
Gregory M Barton
University of California, Berkeley · USStanford University · US

Funding

The role of Listeria cyclic-di-AMP during infection and immunityP01AI063302 · NIAID · UNIVERSITY OF CALIFORNIA BERKELEY · PI STANLEY, SARAH A · 2004 to 2025
$45.5M
THE MOLECULAR BASIS OF CELL FUNCTIONT32GM007232 · NIGMS · UNIVERSITY OF CALIFORNIA BERKELEY · PI BILDER, DAVID, UNAL, ELCIN · 1985 to 2022
$36.4M
The cell biology of Toll-like receptor 9: a mechanism to prevent autoimmunityR01AI072429 · NIAID · UNIVERSITY OF CALIFORNIA BERKELEY · PI Gregory M Barton · 2008 to 2026
$7.6M
SURFACE CHEMISTRY OF MYCOBACTERIAR01AI008401 · NIAID · NATIONAL JEWISH HEALTH · PI GOREN, MAYER B. · 1989 to 1989
–
SURFACE CHEMISTRY OF MYCOBACTERIAR22AI008401 · NIAID · NATIONAL JEWISH HEALTH · PI GOREN, MAYER B. · 1985 to 1989
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NIAID NIH HHS P01 AI063302NIAID NIH HHS P01-AI063302NIAID NIH HHS R01 AI072429NIAID NIH HHS Y01 AI008401NIAID NIH HHS Y1-AI-8401NIGMS NIH HHS T32 GM007232NIGMS NIH HHS T32-GM007232
6 · The paper itself

Abstract

Toll-like receptors (TLRs) contribute to host resistance to microbial pathogens and can drive the evolution of virulence mechanisms. We have examined the relationship between host resistance and pathogen virulence using mice with a functional allele of the nramp-1 gene and lacking combinations of TLRs. Mice deficient in both TLR2 and TLR4 were highly susceptible to the intracellular bacterial pathogen Salmonella typhimurium, consistent with reduced innate immune function. However, mice lacking additional TLRs involved in S. typhimurium recognition were less susceptible to infection. In these TLR-deficient cells, bacteria failed to upregulate Salmonella pathogenicity island 2 (SPI-2) genes and did not form a replicative compartment. We demonstrate that TLR signaling enhances the rate of acidification of the Salmonella-containing phagosome, and inhibition of this acidification prevents SPI-2 induction. Our results indicate that S. typhimurium requires cues from the innate immune system to regulate virulence genes necessary for intracellular survival, growth, and systemic infection.

Indexed as

Host-Pathogen InteractionsImmunity, InnateSignal TransductionBacterial ProteinsCell LineHumansMacrophagesMembrane ProteinsSalmonella typhimuriumToll-Like ReceptorsBacterial ProteinsMembrane ProteinsSPI-2 protein, SalmonellaToll-Like Receptors

Identifiers

PMID21376231
PMCPMC3063366
OpenAlexW1977440279

What OpenQuestion holds

Textmetadata
LicenceTDM
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.