Evidence map›Paper›PMID 17000727›Full record

ArticleInfection and immunity2006

Role of inducible nitric oxide synthase and NADPH oxidase in early control of Burkholderia pseudomallei infection in mice.

Katrin Breitbach, Sonja Klocke, Thomas Tschernig, Nico van Rooijen, Ulrich Baumann, Ivo Steinmetz

Open access · greenAbstract readComparative Study
In one paragraph

Article in Infection and immunity, 2006. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 55 papers.

0numbers the graph read from it
0cells of the map it votes in
55citing papers in PubMed
4.4field-weighted citation impact, top 5% 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

55 citing papers in PubMed, 87 citations in OpenAlex.

  1. Trial
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  20. Interstrain Differences in CO2-Induced Pulmonary Hemorrhage in Mice.Journal of the American Association for Laboratory Animal Science : JAALAS · 2016
    Article
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

6 authors at 2 institutions in 2 countries.

Katrin BreitbachFriedrich Loeffler Institute of Medical Microbiology, Ernst Moritz Arndt University Greifswald, Martin-Luther-Strasse 6, 17489 Greifswald, Germany.
Sonja Klocke
Thomas Tschernig
Nico van Rooijen
Ulrich Baumann
Ivo Steinmetz
Medizinische Hochschule Hannover · DEVrije Universiteit Amsterdam · NL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Infection with the soil bacterium Burkholderia pseudomallei can result in a variety of clinical outcomes, including asymptomatic infection. The initial immune defense mechanisms which might contribute to the various outcomes after environmental contact with B. pseudomallei are largely unknown. We have previously shown that relatively resistant C57BL/6 mice can restrict bacterial B. pseudomallei growth more efficiently within 1 day after infection than highly susceptible BALB/c mice. By using this model, our study aimed to investigate the role of macrophage-mediated effector mechanisms during early B. pseudomallei infection. Depletion of macrophages revealed an essential role of these cells in the early control of infection in BALB/c and C57BL/6 mice. Strikingly, the comparison of the anti-B. pseudomallei activity of bone marrow-derived macrophages (BMM) from C57BL/6 and BALB/c mice revealed an enhanced bactericidal activity of C57BL/6 BMM, particularly after gamma interferon (IFN-gamma) stimulation. In vitro experiments with C57BL/6 gp91phox-/- BMM showed an impaired intracellular killing of B. pseudomallei compared to experiments with wild-type cells, although C57BL/6 gp91phox-/- cells still exhibited substantial killing activity. The anti-B. pseudomallei activity of C57BL/6 iNOS-/- BMM was not impaired. C57BL/6 gp91phox-/- mice lacking a functional NADPH oxidase were more susceptible to infection, whereas C57BL/6 mice lacking inducible nitric oxide synthase (iNOS) did not show increased susceptibility but were slightly more resistant during the early phase of infection. Thus, our data suggest that IFN-gamma-mediated but iNOS-independent anti-B. pseudomallei mechanisms of macrophages might contribute to the enhanced resistance of C57BL/6 mice compared to that of BALB/c mice in the early phase of infection.

Indexed as

Burkholderia pseudomalleiAnimalsCells, CulturedFemaleMacrophagesMelioidosisMiceMice, Inbred BALB CMice, Inbred C57BLMice, KnockoutNADPH OxidasesNitric Oxide Synthase Type IINADPH OxidasesNitric Oxide Synthase Type II

Identifiers

PMID17000727
PMCPMC1695503
OpenAlexW2122514721

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.