Evidence map›Paper›PMID 24498070›Full record

ArticlePloS one2014

Role of alkyl hydroperoxide reductase (AhpC) in the biofilm formation of Campylobacter jejuni.

Euna Oh, Byeonghwa Jeon

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 57 papers.

0numbers the graph read from it
0cells of the map it votes in
57citing papers in PubMed
12.8field-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

57 citing papers in PubMed, 95 citations in OpenAlex.

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  18. Collective behavior and virulence arsenal of the fish pathogenFrontiers in cellular and infection microbiology · 2022
    Article
  19. Article
  20. Comparative proteomics ofOne health (Amsterdam, Netherlands) · 2021
    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

2 authors at 1 institution in 1 country.

Euna OhSchool of Public Health, University of Alberta, Edmonton, Alberta, Canada.
Byeonghwa JeonSchool of Public Health, University of Alberta, Edmonton, Alberta, Canada.
University of Alberta · CA

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Biofilm formation of Campylobacter jejuni, a major cause of human gastroenteritis, contributes to the survival of this pathogenic bacterium in different environmental niches; however, molecular mechanisms for its biofilm formation have not been fully understood yet. In this study, the role of oxidative stress resistance in biofilm formation was investigated using mutants defective in catalase (KatA), superoxide dismutase (SodB), and alkyl hydroperoxide reductase (AhpC). Biofilm formation was substantially increased in an ahpC mutant compared to the wild type, and katA and sodB mutants. In contrast to the augmented biofilm formation of the ahpC mutant, a strain overexpressing ahpC exhibited reduced biofilm formation. A perR mutant and a CosR-overexpression strain, both of which upregulate ahpC, also displayed decreased biofilms. However, the introduction of the ahpC mutation to the perR mutant and the CosR-overexpression strain substantially enhanced biofilm formation. The ahpC mutant accumulated more total reactive oxygen species and lipid hydroperoxides than the wild type, and the treatment of the ahpC mutant with antioxidants reduced biofilm formation to the wild-type level. Confocal microscopy analysis showed more microcolonies were developed in the ahpC mutant than the wild type. These results successfully demonstrate that AhpC plays an important role in the biofilm formation of C. jejuni.

Indexed as

AcetylcysteineAntioxidantsBacterial ProteinsBiofilmsCampylobacter jejuniCatalaseGene Expression Regulation, BacterialGene Expression Regulation, EnzymologicLipid PeroxidesMicroscopy, ConfocalMutationPeroxiredoxinsReactive Oxygen SpeciesRepressor ProteinsReverse Transcriptase Polymerase Chain ReactionSuperoxide DismutaseAcetylcysteineAntioxidantsBacterial ProteinsCatalaseLipid Peroxidesperoxide repressor proteinsPeroxiredoxinsReactive Oxygen SpeciesRepressor ProteinsSuperoxide Dismutase

Identifiers

PMID24498070
PMCPMC3909096
OpenAlexW2021890875

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.