Evidence map›Paper›PMID 22457618›Full record

ArticlePLoS pathogens2012

Additive function of Vibrio vulnificus MARTX(Vv) and VvhA cytolysins promotes rapid growth and epithelial tissue necrosis during intestinal infection.

Hee-Gon Jeong, Karla J F Satchell

Erratum issuedOpen access · goldAbstract read
In one paragraph

Article in PLoS pathogens, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 88 papers.

0numbers the graph read from it
0cells of the map it votes in
88citing papers in PubMed
7.3field-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

88 citing papers in PubMed, 137 citations in OpenAlex.

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  8. Biantennary N-glycans As Receptors for MARTX Toxins inbioRxiv : the preprint server for biology · 2024
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  14. Biomimetic Nanosponges Enable the Detoxification ofInternational journal of molecular sciences · 2022
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  17. Actin Cross-Linking Effector Domain of theInfection and immunity · 2022
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  18. Article
  19. Frontiers in microbiology · 2022
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  20. Article

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

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

2 authors at 1 institution in 1 country.

Hee-Gon JeongDepartment of Microbiology-Immunology, Feinberg School of Medicine, Northwestern University, Chicago, Illinois, United States of America.
Karla J F Satchell
Northwestern University · US

Funding

Molecular mechanism of V. vulnificus MARTX toxin in pathogenesis and food safetyR01AI092825 · NIAID · NORTHWESTERN UNIVERSITY AT CHICAGO · PI SATCHELL, KARLA J F · 2011 to 2021
$4.1M
Genetic and biochemical study ov V. cholerase RTX toxinR01AI051490 · NIAID · NORTHWESTERN UNIVERSITY AT CHICAGO · PI SATCHELL, KARLA J F · 2003 to 2012
$3.3M
Vibrio MARTX toxin effectors in signaling and pathogenesisR37AI092825 · NIAID · NORTHWESTERN UNIVERSITY AT CHICAGO · PI Karla J F Satchell · 2022 to 2026
$2.5M
Function of Vibrio vulnificus MARTX toxin during early gut infectionR01AI098369 · NIAID · NORTHWESTERN UNIVERSITY AT CHICAGO · PI SATCHELL, KARLA J F · 2012 to 2016
$1.3M
Accessory toxin-mediated evasion of innate immunity during V. cholerae infectionR21AI072461 · NIAID · NORTHWESTERN UNIVERSITY AT CHICAGO · PI SATCHELL, KARLA J F · 2009 to 2010
$517k
NIAID NIH HHS AI051490NIAID NIH HHS AI072461NIAID NIH HHS AI098369NIAID NIH HHS R01 AI051490NIAID NIH HHS R01 AI098369NIAID NIH HHS R21 AI072461NIAID NIH HHS R37 AI092825
6 · The paper itself

Abstract

Vibrio vulnificus is a pathogen that causes both severe necrotizing wound infections and life-threatening food-borne infections. Food-borne infection is particularly lethal as the infection can progress rapidly to primary septicemia resulting in death from septic shock and multiorgan failure. In this study, we use both bioluminescence whole animal imaging and V. vulnificus bacterial colonization of orally infected mice to demonstrate that the secreted multifunctional-autoprocessing RTX toxin (MARTX(Vv)) and the cytolysin/hemolysin VvhA of clinical isolate CMCP6 have an important function in the gut to promote early in vivo growth and dissemination of this pathogen from the small intestine to other organs. Using histopathology, we find that both cytotoxins can cause villi disruption, epithelial necrosis, and inflammation in the mouse small intestine. A double mutant deleted of genes for both cytotoxins was essentially avirulent, did not cause intestinal epithelial tissue damage, and was cleared from infected mice by 36 hours by an effective immune response. Therefore, MARTX(Vv) and VvhA seem to play an additive role for pathogenesis of CMCP6 causing intestinal tissue damage and inflammation that then promotes dissemination of the infecting bacteria to the bloodstream and other organs. In the absence of these two secreted factors, we propose that this bacterium is unable to cause intestinal infection in humans.

Indexed as

AnimalsBacterial ProteinsBacterial ToxinsCytotoxinsDisease Models, AnimalFemaleHemolysin ProteinsIntestinal DiseasesIntestinal MucosaMiceMice, Inbred C57BLNecrosisVibrio vulnificusBacterial ProteinsBacterial ToxinsCytotoxinsHemolysin ProteinsVvhA protein, Vibrio vulnificus

Identifiers

PMID22457618
PMCPMC3310748
OpenAlexW1995772942

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.