Evidence map›Paper›PMID 12117925›Full record

ArticleInfection and immunity2002

Role of Yops and adhesins in resistance of Yersinia enterocolitica to phagocytosis.

Nadine Grosdent, Isabelle Maridonneau-Parini, Marie-Paule Sory, Guy R Cornelis

Open access · greenAbstract read
In one paragraph

Article in Infection and immunity, 2002. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 97 papers.

0numbers the graph read from it
0cells of the map it votes in
97citing papers in PubMed
8.8field-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

97 citing papers in PubMed, 230 citations in OpenAlex.

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  11. Platelets-Disarmed guardians in the fight against the plague.Journal of thrombosis and haemostasis : JTH · 2020
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  12. Early evolutionary loss of the lipid A modifying enzyme PagP resulting in innate immune evasion inProceedings of the National Academy of Sciences of the United States of America · 2020
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  16. Unraveling neutrophil-F1000Research · 2019
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  17. Life After Secretion-Frontiers in microbiology · 2019
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37 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

4 authors at 3 institutions in 3 countries.

Nadine GrosdentMicrobial Pathogenesis Unit, Christian de Duve Institute of Cellular Pathology and Faculté de Médecine, Université Catholique de Louvain, B-1200 Brussels, Belgium.
Isabelle Maridonneau-Parini
Marie-Paule Sory
Guy R Cornelis
de Duve Institute · BECentre National de la Recherche Scientifique · FRInstitut de Pharmacologie et de Biologie Structurale · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Yersinia enterocolitica is a pathogen endowed with two adhesins, Inv and YadA, and with the Ysc type III secretion system, which allows extracellular adherent bacteria to inject Yop effectors into the cytosol of animal target cells. We tested the influence of all of these virulence determinants on opsonic and nonopsonic phagocytosis by PU5-1.8 and J774 mouse macrophages, as well as by human polymorphonuclear leukocytes (PMNs). The adhesins contributed to phagocytosis in the absence of opsonins but not in the presence of opsonins. In agreement with previous results, YadA counteracted opsonization. In every instance, the Ysc-Yop system conferred a significant level of resistance to phagocytosis. Nonopsonized single-mutant bacteria lacking either YopE, -H, -T, or -O were phagocytosed significantly more by J774 cells and by PMNs. Opsonized bacteria were phagocytosed more than nonopsonized bacteria, and mutant bacteria lacking either YopH, -T, or -O were phagocytosed significantly more by J774 cells and by PMNs than were wild-type (WT) bacteria. Opsonized mutants lacking only YopE were phagocytosed significantly more than were WT bacteria by PMNs but not by J774 cells. Thus, YopH, -T, and -O were involved in all of the phagocytic processes studied here but YopE did not play a clear role in guarding against opsonic phagocytosis by J774. Mutants lacking YopP and YopM were, in every instance, as resistant as WT bacteria. Overexpression of YopE, -H, -T, or -O alone did not confer resistance to phagocytosis, although it affected the cytoskeleton. These results show that YopH, YopT, YopO, and, in some instances, YopE act synergistically to increase the resistance of Y. enterocolitica to phagocytosis by macrophages and PMNs.

Indexed as

CytotoxinsActinsAdenosine TriphosphatasesAdhesins, BacterialAnimalsBacterial Outer Membrane ProteinsBacterial ProteinsCarrier ProteinsCell LineCells, CulturedCysteine EndopeptidasesCytoskeletonHumansMiceNeutrophilsOpsonin ProteinsActinsAdenosine TriphosphatasesAdhesins, BacterialBacterial Outer Membrane ProteinsBacterial ProteinsCarrier ProteinsCysteine EndopeptidasesCytotoxinsinvasin, YersiniaOpsonin ProteinsProtein Serine-Threonine KinasesProtein Tyrosine PhosphatasesYadA protein, YersiniayopE protein, YersiniayopH protein, YersiniaYopO protein, Yersinia enterocoliticaYopT protein, YersiniaYscN protein, Yersinia

Identifiers

PMID12117925
PMCPMC128122
OpenAlexW2152755032

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.