Evidence map›Paper›PMID 16113263›Full record

ArticleInfection and immunity2005

Concurrent infection with an intestinal helminth parasite impairs host resistance to enteric Citrobacter rodentium and enhances Citrobacter-induced colitis in mice.

Chien-Chang Chen, Steve Louie, Beth McCormick, W Allan Walker, Hai Ning Shi

Open access · greenAbstract read
In one paragraph

Article in Infection and immunity, 2005. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 91 papers.

0numbers the graph read from it
0cells of the map it votes in
91citing papers in PubMed
3.4field-weighted citation impact, top 7% 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

91 citing papers in PubMed, 146 citations in OpenAlex.

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31 more citing papers are in PubMed but not listed here.

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 2 institutions in 2 countries.

Chien-Chang ChenChang Gung University and Chang Gung Children's Hospital, Taoyuan, Taiwan.
Steve Louie
Beth McCormick
W Allan Walker
Hai Ning Shi
Harvard University · USMassachusetts General Hospital · US

Funding

ROLE OF DIETARY CONSTITUENTS ON GENE EXPRESSION IN INTESTINAL EPITHELIUMP30DK040561 · NIDDK · MASSACHUSETTS GENERAL HOSPITAL · PI CHRISTOPHER P DUGGAN · 1994 to 2026
$31.6M
Xenograft and Isograft CoreP01DK033506 · NIDDK · MASSACHUSETTS GENERAL HOSPITAL · PI WALKER, W ALLAN · 1986 to 2015
$24.2M
INTESTINAL INFLAMMATION ORCHESTRATED BY PATHOGENSR01DK056754 · NIDDK · UNIV OF MASSACHUSETTS MED SCH WORCESTER · PI MCCORMICK, BETH A · 2000 to 2017
$6.5M
Ontogeny of the intestinal mucosal barrier and NECR01DK070260 · NIDDK · MASSACHUSETTS GENERAL HOSPITAL · PI WALKER, W ALLAN · 2005 to 2009
$1.8M
Triggering intestinal inflammationK01DK059996 · NIDDK · MASSACHUSETTS GENERAL HOSPITAL · PI SHI, HAI NING · 2003 to 2005
$391k
NIDDK NIH HHS DK40561NIDDK NIH HHS K01 DK059996NIDDK NIH HHS KO1 DK059996NIDDK NIH HHS P01 DK033506NIDDK NIH HHS P01 DK33506NIDDK NIH HHS P30 DK040561NIDDK NIH HHS R01 DK056754NIDDK NIH HHS R01 DK070260NIDDK NIH HHS R01 DK56754NIDDK NIH HHS R01 DK70260
6 · The paper itself

Abstract

Infections with intestinal helminth and bacterial pathogens, such as enteropathogenic Escherichia coli, continue to be a major global health threat for children. To test the hypothesis that intestinal helminth infection may be a risk factor for enteric bacterial infection, a murine model was established by using the intestinal helminth Heligomosomoides polygyrus. To analyze the modulatory effect of a Th2-inducing helminth on the outcome of enteric bacterium Citrobacter rodentium infection, BALB/c and STAT 6 knockout (KO) mice were infected with H. polygyrus, C. rodentium, or both. We found that only BALB/c mice coinfected with H. polygyrus and C. rodentium displayed a marked morbidity and mortality. The enhanced susceptibility to C. rodentium and intestinal injury of coinfected BALB/c mice were shown to be associated with a significant increase in helminth-driven Th2 responses, mucosally and systemically, and correlated with a significant downregulation of protective gamma interferon and with a dramatic upregulation of the proinflammatory tumor necrosis factor alpha response. In addition, C. rodentium-associated colonic pathology in coinfected BALB/c mice was significantly enhanced, whereas bacterial burden was increased and clearance was delayed. In contrast, coinfection in STAT 6 KO mice failed to promote C. rodentium infection or to induce a more severe intestinal inflammation and tissue injury, demonstrating a mechanism by which helminth influences the development of host protective immunity and susceptibility to bacterial infections. We conclude that H. polygyrus coinfection can promote C. rodentium-associated disease and colitis through a STAT 6-mediated immune mechanism.

Indexed as

AnimalsCitrobacter rodentiumColitisCytokinesEnterobacteriaceae InfectionsFecesFemaleImmunity, MucosalMiceMice, Inbred BALB CMice, KnockoutNematospiroides dubiusSTAT6 Transcription FactorStrongylida InfectionsTh1 CellsT-Lymphocyte SubsetsCytokinesStat6 protein, mouseSTAT6 Transcription FactorTrans-Activators

Identifiers

PMID16113263
PMCPMC1231118
OpenAlexW2104161841

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.