Evidence map›Paper›PMID 23299619›Full record

ArticleMucosal immunology2013

Downregulated Th17 responses are associated with reduced gastritis in Helicobacter pylori-infected children.

Carolina Serrano, Shelton W Wright, Diane Bimczok, Carrie L Shaffer, Timothy L Cover, Alejandro Venegas, Maria G Salazar, Lesley E Smythies, Paul R Harris, Phillip D Smith

Open access · bronzeAbstract read
In one paragraph

Article in Mucosal immunology, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 54 papers.

0numbers the graph read from it
0cells of the map it votes in
54citing papers in PubMed
8.4field-weighted citation impact, top 2% 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

54 citing papers in PubMed, 102 citations in OpenAlex.

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  13. World journal of gastroenterology · 2022
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  14. Interactions betweenCurrent opinion in physiology · 2021
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  16. The Effects ofFrontiers in immunology · 2021
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  18. A Case for Targeting Th17 Cells and IL-17A in SARS-CoV-2 Infections.Journal of immunology (Baltimore, Md. : 1950) · 2020
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  19. Association betweenExperimental and therapeutic medicine · 2020
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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

10 authors at 3 institutions in 2 countries.

Carolina Serrano *Division of Pediatrics, Unit of Gastroenterology and Nutrition, School of Medicine, Universidad Catolica de Chile, Santiago, Chile.
Shelton W Wright *Division of Gastroenterology and Hepatology, University of Alabama at Birmingham, Birmingham, AL 35294, U.S.A.
Diane BimczokDivision of Gastroenterology and Hepatology, University of Alabama at Birmingham, Birmingham, AL 35294, U.S.A.
Carrie L ShafferDivision of Infectious Diseases, Department of Medicine, Vanderbilt University, Nashville, TN 37232, U.S.A. and Veterans Affairs Tennessee Valley Healthcare System, Nashville, TN 37212, U.S.A.
Timothy L CoverDivision of Infectious Diseases, Department of Medicine, Vanderbilt University, Nashville, TN 37232, U.S.A. and Veterans Affairs Tennessee Valley Healthcare System, Nashville, TN 37212, U.S.A.
Alejandro VenegasDepartment of Molecular Genetics and Microbiology, Faculty of Biological Sciences, Pontificia, Universidad Catolica de Chile, Santiago, Chile.
Maria G SalazarDivision of Hematology Oncology, Department of Medicine, University of Alabama at Birmingham, Birmingham, AL 35294, U.S.A.
Lesley E SmythiesDivision of Gastroenterology and Hepatology, University of Alabama at Birmingham, Birmingham, AL 35294, U.S.A.
Paul R HarrisDivision of Pediatrics, Unit of Gastroenterology and Nutrition, School of Medicine, Universidad Catolica de Chile, Santiago, Chile.
Phillip D SmithDivision of Gastroenterology and Hepatology, University of Alabama at Birmingham, Birmingham, AL 35294, U.S.A.
University of Alabama at Birmingham · USVanderbilt University · USPontificia Universidad Católica de Chile · CL

Funding

Role of Iron and B-Catenin Activation in Gastric CarcinogenesisP01CA116087 · NCI · VANDERBILT UNIVERSITY MEDICAL CENTER · PI Kevin L Schey · 2009 to 2026
$27.5M
Mucosal HIV and Immunobiology CenterR24DK064400 · NIDDK · UNIVERSITY OF ALABAMA AT BIRMINGHAM · PI SMITH, PHILLIP D · 2003 to 2012
$4.8M
Immunologic Uniqueness of the Female Genital Tract in HIV PathogenesisP01AI083027 · NIAID · UNIVERSITY OF ALABAMA AT BIRMINGHAM · PI MESTECKY, JIRI F · 2009 to 2010
$4.0M
EXTRAMURAL RESEARCH FACILITIES IMPROVEMENT: PHYSIOLOGYC06RR020136 · NCRR · UNIVERSITY OF ALABAMA AT BIRMINGHAM · PI MARCHASE, RICHARD BANFIELD · 2004 to 2004
$3.6M
IMMUNOBIOLOGY AND PREVENTION OF H PYLORI DISEASER01DK054495 · NIDDK · UNIVERSITY OF ALABAMA AT BIRMINGHAM · PI SMITH, PHILLIP D · 1998 to 2009
$2.4M
Analysis of the H. Pylori cag pathogenicity islandR01AI068009 · NIAID · VANDERBILT UNIVERSITY · PI COVER, TIMOTHY L · 2008 to 2012
$1.9M
Mechanisms of apoptotic cell clearance in the human stomachR01DK084063 · NIDDK · UNIVERSITY OF VIRGINIA · PI ERNST, PETER B. · 2010 to 2013
$1.7M
Harvard Clinical and Translational Science Center (KL2)KL2TR000168 · NCATS · HARVARD MEDICAL SCHOOL · PI NADLER, LEE MARSHALL · 2012 to 2013
$965k
Mucosal TGF-Beta/IL-6 Axis in the Regulation of T Cell FunctionR21AI083539 · NIAID · UNIVERSITY OF ALABAMA AT BIRMINGHAM · PI SMYTHIES, LESLEY E · 2009 to 2010
$403k
NCATS NIH HHS KL2 TR000168NCI NIH HHS CA116087NCI NIH HHS P01 CA116087NCRR NIH HHS C06 RR020136NCRR NIH HHS RR-20136NIAID NIH HHS AI068009NIAID NIH HHS AI-83027NIAID NIH HHS AI-83539NIAID NIH HHS P01 AI083027NIAID NIH HHS R01 AI068009NIAID NIH HHS R21 AI083539NIDDK NIH HHS DK-54495NIDDK NIH HHS DK-64400NIDDK NIH HHS DK-84063NIDDK NIH HHS R01 DK054495NIDDK NIH HHS R01 DK084063NIDDK NIH HHS R24 DK064400
6 · The paper itself

Abstract

Helicobacter pylori induces less gastric inflammation in children than adults. Here we investigated whether this reduced inflammation involves dysregulated T helper type 17 (Th17) responses. H. pylori-infected children and adults in Santiago, Chile had similar levels of H. pylori colonization, proportions of bacteria containing cagA and s1/s2 vacA markers of virulence, and strain genotypes (predominantly hpEurope), but the children had significantly reduced levels of gastric inflammation and neutrophil infiltration. The reduced neutrophil accumulation in the infected children was accompanied by significantly fewer gastric Th17 cells and significantly lower levels of interleukin (IL)-17-specific mRNA and protein compared with the infected adults. The gastric mucosa of H. pylori-infected children also contained higher numbers of IL-10+ cells and increased levels of both IL-10 and Foxp3 mRNA compared with that of the infected adults. Thus, reduced gastric inflammation, including diminished neutrophil accumulation, in H. pylori-infected children compared with infected adults is likely due to downregulated gastric Th17/IL-17 responses as a consequence of enhanced mucosal regulatory T-cell activity in the children.

Indexed as

AdolescentAdultChildDisease ProgressionFemaleForkhead Transcription FactorsGastric MucosaGastritisGene Expression RegulationHelicobacter InfectionsHelicobacter pyloriHumansInterleukin-10Interleukin-17MaleMiddle AgedForkhead Transcription FactorsFOXP3 protein, humanInterleukin-10Interleukin-17Virulence Factors

Identifiers

PMID23299619
PMCPMC3775337
OpenAlexW2037980590

What OpenQuestion holds

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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.