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ArticleEuropean journal of clinical microbiology & infectious diseases : official publication of the European Society of Clinical Microbiology2021

Epidemiology of the Staphylococcus aureus CA-MRSA USA300 in Belgium.

Maria A Argudín, Ariane Deplano, Claire Nonhoff, Nicolas Yin, Charlotte Michel, Delphine Martiny, Sigrid C J De Keersmaecker, Marie Hallin

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Article in European journal of clinical microbiology & infectious diseases : official publication of the European Society of Clinical Microbiology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing 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

9 citing papers in PubMed.

  1. Article
  2. Methicillin-resistantiScience · 2026
    Review
  3. Article
  4. Characterization of methicillin resistantOne health (Amsterdam, Netherlands) · 2024
    Article
  5. Article
  6. Article
  7. Article
  8. Review
  9. 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

8 authors.

Maria A ArgudínDepartment of Microbiology, Laboratoire Hospitalier Universitaire de Bruxelles (LHUB-ULB), CNR Staphylocoques, Route de Lennik 808, 1070, Brussels, Belgium. info@mrsa.be.ORCID http://orcid.org/0000-0003-4026-6447
Ariane DeplanoDepartment of Microbiology, Laboratoire Hospitalier Universitaire de Bruxelles (LHUB-ULB), CNR Staphylocoques, Route de Lennik 808, 1070, Brussels, Belgium.
Claire NonhoffDepartment of Microbiology, Laboratoire Hospitalier Universitaire de Bruxelles (LHUB-ULB), CNR Staphylocoques, Route de Lennik 808, 1070, Brussels, Belgium.
Nicolas YinDepartment of Microbiology, Laboratoire Hospitalier Universitaire de Bruxelles (LHUB-ULB), CNR Staphylocoques, Route de Lennik 808, 1070, Brussels, Belgium.
Charlotte MichelDepartment of Microbiology, Laboratoire Hospitalier Universitaire de Bruxelles (LHUB-ULB), CNR Staphylocoques, Route de Lennik 808, 1070, Brussels, Belgium.
Delphine MartinyDepartment of Microbiology, Laboratoire Hospitalier Universitaire de Bruxelles (LHUB-ULB), CNR Staphylocoques, Route de Lennik 808, 1070, Brussels, Belgium.
Sigrid C J De KeersmaeckerTransversal activities in Applied Genomics, Sciensano, Brussels, Belgium.
Marie HallinDepartment of Microbiology, Laboratoire Hospitalier Universitaire de Bruxelles (LHUB-ULB), CNR Staphylocoques, Route de Lennik 808, 1070, Brussels, Belgium.

Funding

LHUB-ULB 485951501
6 · The paper itself

Abstract

The methicillin-resistant Staphylococcus aureus (MRSA) sequence type (ST) 8 Panton-Valentine toxin (PVL)-positive USA300 clone has a worldwide distribution. The USA300 North American (NA) variant, harbouring the arginine catabolic mobile element (ACME), is predominant in the USA while the Latin American (LV) variant is predominant in Northern South America. Both variants have failed to become endemic in Europe. We examined here the epidemiology of the USA300 clone in Belgium from 2006 to 2019. A total of 399 clonal complex 8 PVL-positive MRSA isolates received between 2006 and 2019 by the Belgian National Reference Laboratory for S. aureus were investigated for the presence of ACME. Selected ACME-positive (n=102) and ACME-negative (n=16) isolates were sequenced, characterized for the presence of several resistance and virulence molecular markers and subjected to phylogenetic analysis. A total of 300 isolates were USA300-NA (ACME-positive), while only 99 were ACME-negative. Most USA300-NA interspersed in the phylogeny analysis with isolates from other countries, suggesting multiple introductions. However, two big clades were maintained and spread over a decade, peaking between 2010 and 2017 to finally decrease. Few ACME-negative isolates, mainly related to trips to South America, were identified as USA300-LV. The remaining ACME-negative isolates were ST8 SCCmec IVb or ST923 SCCmec IVa (COL923). Two clades of the USA300-NA clone have successfully spread in Belgium, but seem to currently decrease. Related South American variants have been detected for the first time in Belgium, including the emerging COL923 clone.

Indexed as

AdolescentAdultAgedAged, 80 and overAnti-Bacterial AgentsBelgiumChildChild, PreschoolFemaleGenome, BacterialGenotypeHumansInfantMaleMethicillin-Resistant Staphylococcus aureusMiddle AgedAnti-Bacterial AgentsACMECOMERST923WGS

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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.