Evidence map›Paper›PMID 10921965›Full record

ArticleJournal of clinical microbiology2000

Molecular analysis of H antigens reveals that human diarrheagenic Escherichia coli O26 strains that carry the eae gene belong to the H11 clonal complex.

W L Zhang, M Bielaszewska, J Bockemühl, H Schmidt, F Scheutz, H Karch

Open access · bronzeAbstract read
In one paragraph

Article in Journal of clinical microbiology, 2000. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed
0.9field-weighted citation impact, top 24% 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

14 citing papers in PubMed, 34 citations in OpenAlex.

  1. The "Big Six": Hidden Emerging Foodborne Bacterial Pathogens.Tropical medicine and infectious disease · 2022
    Review
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  10. Molecular serotyping of Escherichia coli O26:H11.Applied and environmental microbiology · 2005
    Article
  11. 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

6 authors at 3 institutions in 4 countries.

W L ZhangInstitut für Hygiene und Mikrobiologie der Universität Würzburg, 97080 Würzburg, Germany.
M Bielaszewska
J Bockemühl
H Schmidt
F Scheutz
H Karch
University of Würzburg · DEInstitut für Hygiene und Umwelt · DEWorld Health Organization · CH

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Fifty-seven Escherichia coli O26 strains isolated from patients in six countries were investigated by PCR restriction fragment length polymorphism (RFLP) analysis of the flagellin-encoding (fliC) gene (fliC RFLP analysis). The strains were determined by serotyping to belong to five different H types or were nonmotile. The fliC RFLP analysis revealed only two different patterns among the 57 strains. One fliC RFLP pattern was displayed by 54 strains and was identical to that of E. coli H11 reference strain Su4321-41. The other fliC RFLP pattern was observed for three strains and was identical to that for E. coli H32 reference strain K10. The 54 strains with the H11 fliC RFLP pattern included 22 strains of serotype O26:H11, 23 nonmotile strains, and 9 strains that were initially serotyped as H2, H8, H21, and H32 but that were confirmed to express H11 by repeat serotyping. All 54 strains with the H11 fliC RFLP pattern contained the attaching-and-effacing (eae) gene. The three strains with the H32 fliC RFLP pattern belonged to serotype O26:H32, and all were eae negative. The fliC genes of 14 selected E. coli O26:H11 strains isolated between 1964 and 1999 had identical nucleotide sequences. Our results demonstrate that E. coli O26 strains that carry the eae gene belong exclusively to the H11 clonal complex. Since there were no H11 fliC allelic variations among the O26 strains tested, E. coli O26:H11 may have emerged recently. The fliC PCR-RFLP test is a reliable, easy-to-perform, and rapid method for determination of the H types of E. coli O26 isolates.

Indexed as

Adhesins, BacterialCarrier ProteinsEscherichia coli ProteinsAntigens, BacterialBacterial Outer Membrane ProteinsBacterial ToxinsBacterial Typing TechniquesDiarrheaEscherichia coliEscherichia coli InfectionsFlagellinHumansMolecular Sequence DataPolymerase Chain ReactionPolymorphism, Restriction Fragment LengthSequence Analysis, DNAAdhesins, BacterialAntigens, BacterialBacterial Outer Membrane ProteinsBacterial ToxinsCarrier ProteinseaeA protein, E coliEscherichia coli ProteinsFlagellinH antigenShiga Toxins

Identifiers

PMID10921965
PMCPMC87168
OpenAlexW2139015846

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.