Evidence map›Paper›PMID 12654791›Full record

ArticleInfection and immunity2003

Afa/Dr diffusely adhering Escherichia coli infection in T84 cell monolayers induces increased neutrophil transepithelial migration, which in turn promotes cytokine-dependent upregulation of decay-accelerating factor (CD55), the receptor for Afa/Dr adhesins.

Fréderic Bétis, Patrick Brest, Véronique Hofman, Julie Guignot, Imad Kansau, Bernard Rossi, Alain Servin, Paul Hofman

Open access · bronzeAbstract read
In one paragraph

Article in Infection and immunity, 2003. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers.

0numbers the graph read from it
0cells of the map it votes in
27citing papers in PubMed
2.4field-weighted citation impact, top 12% 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

27 citing papers in PubMed, 58 citations in OpenAlex.

  1. Persistence Infection of TGEV PromotesInternational journal of molecular sciences · 2022
    Article
  2. Review
  3. Clinical microbiology reviews · 2019
    Review
  4. Review
  5. EnteroaggregativemBio · 2017
    Article
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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 2 institutions in 1 country.

Fréderic BétisUnité INSERM 36, IFR 50, Faculté de Médecine, avenue de Valombrose, 06107 Nice Cédex 02, France.
Patrick Brest
Véronique Hofman
Julie Guignot
Imad Kansau
Bernard Rossi
Alain Servin
Paul Hofman
Inserm · FRUniversité Paris-Saclay · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Ulcerative colitis and Crohn's disease are inflammatory bowel diseases thought to involve strains of Escherichia coli. We report here that two wild-type Afa/Dr diffusely adhering E. coli (DAEC) strains, C1845 and IH11128, which harbor the fimbrial F1845 adhesin and the Dr hemagglutinin, respectively, and the E. coli laboratory strain HB101, transformed with the pSSS1 plasmid to produce Afa/Dr F1845 adhesin, all induced interleukin-8 (IL-8) production and transepithelial migration of polymorphonuclear leukocytes (PMNL) in polarized monolayers of the human intestinal cell line T84 grown on semipermeable filters. We observed that after PMNL migration, expression of decay-accelerating factor (DAF, or CD55), the brush border-associated receptor for Afa/Dr adhesins, was strongly enhanced, increasing the adhesion of Afa/Dr DAEC bacteria. When examining the mechanism by which DAF expression was enhanced, we observed that the PMNL transepithelial migration induced epithelial synthesis of tumor necrosis factor alpha and IL-1beta, which in turn promoted the upregulation of DAF.

Indexed as

Bacterial AdhesionNeutrophil InfiltrationUp-RegulationAdhesins, Escherichia coliCD55 AntigensCell PolarityCytokinesEscherichia coliEscherichia coli ProteinsHeLa CellsHemagglutininsHumansMicroscopy, ElectronNeutrophilsTumor Cells, CulturedAdhesins, Escherichia coliCD55 AntigensCytokinesDr adhesin, E coliEscherichia coli ProteinsHemagglutinins

Identifiers

PMID12654791
PMCPMC152057
OpenAlexW2121379732

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.