Evidence map›Paper›PMID 11953412›Full record

ArticleInfection and immunity2002

Afa, a diffuse adherence fibrillar adhesin associated with enteropathogenic Escherichia coli.

Rogéria Keller, Juana G Ordoñez, Rosana R de Oliveira, Luiz R Trabulsi, Thomas J Baldwin, Stuart Knutton

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 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed
3.2field-weighted citation impact, top 9% 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

17 citing papers in PubMed, 46 citations in OpenAlex.

  1. Article
  2. Genomic Evidence ofMicrobiology spectrum · 2023
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  15. Article
  16. Pathogenic Escherichia coli.Nature reviews. Microbiology · 2004
    Review
  17. 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

6 authors at 3 institutions in 2 countries.

Rogéria KellerLaboratório Especial de Microbiologia, Instituto Butantan, São Paulo, Brazil. keller@usp.br
Juana G Ordoñez
Rosana R de Oliveira
Luiz R Trabulsi
Thomas J Baldwin
Stuart Knutton
Instituto Butantan · BRUniversity of Birmingham · GBUniversity of Nottingham · GB

Funding

Wellcome Trust
6 · The paper itself

Abstract

O55 is one of the most frequent enteropathogenic Escherichia coli (EPEC) O serogroups implicated in infantile diarrhea in developing countries. Multilocus enzyme electrophoresis analysis showed that this serogroup includes two major electrophoretic types (ET), designated ET1 and ET5. ET1 corresponds to typical EPEC, whilst ET5 comprises strains with different combinations of virulence genes, including those for localized adherence (LA) and diffuse adherence (DA). Here we report that ET5 DA strains possess a DA adhesin, designated EPEC Afa. An 11.6-kb chromosomal region including the DA adhesin operon from one O55:H(-) ET5 EPEC strain was sequenced and found to encode a protein with 98% identity to AfaE-1, an adhesin associated with uropathogenic E. coli. Although described as an afimbrial adhesin, we show that both AfaE-1 and EPEC Afa possess fine fibrillar structures. This is the first characterization and demonstration of an Afa adhesin associated with EPEC.

Indexed as

Adhesins, Escherichia coliBacterial AdhesionCloning, MolecularDNA, BacterialEscherichia coliGenetic Complementation TestHumansMultigene FamilyOpen Reading FramesAdhesins, Escherichia coliAfaE protein, E coliDNA, Bacterial

Identifiers

PMID11953412
PMCPMC127892
OpenAlexW2109782895

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.