Evidence map›Paper›PMID 9542942›Full record

ArticleJournal of clinical microbiology1998

Molecular typing of Staphylococcus aureus based on PCR restriction fragment length polymorphism and DNA sequence analysis of the coagulase gene.

J V Hookey, J F Richardson, B D Cookson

Abstract read
In one paragraph

Article in Journal of clinical microbiology, 1998. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 66 papers.

0numbers the graph read from it
0cells of the map it votes in
66citing papers in PubMed
–field-weighted citation impact
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

66 citing papers in PubMed.

  1. Enterotoxin and biofilm producing Staphylococcus aureus and MRSA isolates from animal source foods sold in Assam.Brazilian journal of microbiology : [publication of the Brazilian Society for Microbiology] · 2026
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  2. Genetic Diversity of Methicillin-ResistantInternational journal of microbiology · 2026
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  9. Genomic Characterization ofAnimals : an open access journal from MDPI · 2023
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  10. In Vivo Pathogenicity of Methicillin-SusceptibleLife (Basel, Switzerland) · 2022
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  13. Clonal Diversity and Epidemiological Characteristics of ST239-MRSA Strains.Frontiers in cellular and infection microbiology · 2022
    Article
  14. Article
  15. Genotypic Characterization of Clinical Isolates ofPathogens (Basel, Switzerland) · 2021
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  16. Virulence Factors inAntibiotics (Basel, Switzerland) · 2021
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  17. High prevalence nasal carriage of methicillin-resistantInfection prevention in practice · 2021
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  18. Toxins · 2021
    Article
  19. Article
  20. Article

6 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

3 authors.

J V HookeyVirus Reference Division, Central Public Health Laboratory, Colindale, London, United Kingdom. jhookey@hgmp.mrc.ac.uk
J F Richardson
B D Cookson

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

A typing procedure for Staphylococcus aureus was developed based on improved PCR amplification of the coagulase gene and restriction fragment length polymorphism (RFLP) analysis of the product. All coagulase-positive staphylococci produced a single PCR amplification product of either 875, 660, 603, or 547 bp. Those strains of epidemic methicillin-resistant S. aureus 16 (EMRSA-16) studied all gave a product of 547 bp. PCR products were digested with AluI and CfoI, and the fragments were separated by gel electrophoresis. Ten distinct RFLP patterns were found among 85 isolates of methicillin-resistant S. aureus (MRSA) and 10 propagating strains (PS) of methicillin-sensitive S. aureus (MSSA) examined. RFLP patterns 1, 2, and 3 were specific to strains of EMRSA-3, -15, and -16, respectively. By contrast, RFLP patterns 4 and 5 were seen with a heterogeneous collection of strains, together with drug-resistant forms of S. aureus isolated in Europe and four propagating strains used for the international phage set. RFLP pattern 6 was given by the Airedale isolate and PS 95. RFLP pattern 7 encompassed EMRSA-2 (isolate 331), PS 94, and PS 96. An isolate from Germany gave RFLP pattern 8. Eight strains of MSSA gave patterns similar to those of methicillin-resistant strains (RFLP patterns 3, 4, 5, 6, and 7), but two, PS 42E and PS 71, gave unique RFLP patterns 9 and 10, respectively. The coagulase gene PCR products for 24 isolates of MRSA and two isolates of MSSA were sequenced for both strands. The sequences were aligned, and evolutionary lineages were inferred based on pairwise distances between isolates.

Indexed as

Bacterial Typing TechniquesPolymerase Chain ReactionPolymorphism, Restriction Fragment LengthCoagulaseDNA, BacterialGenotypeMethicillin ResistanceStaphylococcus aureusCoagulaseDNA, Bacterial

Identifiers

PMID9542942
PMCPMC104694

What OpenQuestion holds

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Registered trials

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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.