Evidence map›Paper›PMID 18195025›Full record

ArticleInfection and immunity2008

Bordetella pertussis expresses a functional type III secretion system that subverts protective innate and adaptive immune responses.

Neil K Fennelly, Federico Sisti, Sarah C Higgins, Pádraig J Ross, Han van der Heide, Frits R Mooi, Aoife Boyd, Kingston H G Mills

Open access · greenAbstract read
In one paragraph

Article in Infection and immunity, 2008. 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
5.7field-weighted citation impact, top 4% 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, 92 citations in OpenAlex.

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  13. Omics Analysis of Blood-Responsive Regulon inInternational journal of molecular sciences · 2021
    Article
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  18. Review
  19. Frontiers in cellular and infection microbiology · 2020
    Review
  20. 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

8 authors at 3 institutions in 2 countries.

Neil K FennellyImmune Regulation Research Group, School of Biochemistry and Immunology, Trinity College, Dublin, Ireland.
Federico Sisti
Sarah C Higgins
Pádraig J Ross
Han van der Heide
Frits R Mooi
Aoife Boyd
Kingston H G Mills
Trinity College Dublin · IEOllscoil na Gaillimhe – University of Galway · IEUniversidad Nacional de La Plata · AR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Certain bacteria use a type III secretion system (TTSS) to deliver effector proteins that interfere with cell function into host cells. While transcription of genes encoding TTSS components has been demonstrated, studies to date have failed to identify TTSS effector proteins in Bordetella pertussis. Here we present the first evidence of a functionally active TTSS in B. pertussis. Three known TTSS effectors, Bsp22, BopN, and BopD, were identified as TTSS substrates in B. pertussis 12743. We found expression of Bsp22 in a significant proportion of clinical isolates but not in common laboratory-adapted strains of B. pertussis. We generated a TTSS mutant of B. pertussis 12743 and showed that it induced significantly lower respiratory tract colonization in mice than the wild-type bacteria. Respiratory infection of mice with the mutant bacteria induced significantly greater innate proinflammatory cytokine production in the lungs soon after challenge, and this correlated with significantly higher antigen-specific interleukin-17, gamma interferon, and immunoglobulin G responses later in infection. Our findings suggest that the TTSS subverts innate and adaptive immune responses during infection of the lungs and may be a functionally important virulence factor for B. pertussis infection of humans.

Indexed as

AnimalsAntibodies, BacterialBacterial ProteinsBordetella pertussisGene DeletionGene ExpressionHumansImmunoglobulin GInterferon-gammaInterleukin-17LungMembrane Transport ProteinsMiceRespiratory Tract InfectionsVirulenceVirulence Factors, BordetellaAntibodies, BacterialBacterial ProteinsImmunoglobulin GInterferon-gammaInterleukin-17Membrane Transport ProteinsVirulence Factors, Bordetella

Identifiers

PMID18195025
PMCPMC2258832
OpenAlexW2129868260

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.