Evidence map›Paper›PMID 20624747›Full record

ArticleGenome biology and evolution2010

Evolutionary genomics of Staphylococcus aureus reveals insights into the origin and molecular basis of ruminant host adaptation.

Caitriona M Guinane, Nouri L Ben Zakour, Maria A Tormo-Mas, Lucy A Weinert, Bethan V Lowder, Robyn A Cartwright, Davida S Smyth, Cyril J Smyth, Jodi A Lindsay, Katherine A Gould and 6 more

Open access · goldAbstract readComparative Study
In one paragraph

Article in Genome biology and evolution, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 112 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
112citing papers in PubMed, 1 pooled it
8.7field-weighted citation impact, top 1% 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

112 citing papers in PubMed, 1 synthesis or guideline pooled it, 199 citations in OpenAlex.

  1. Pooled it
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  15. Multi-Host PathogenAntibiotics (Basel, Switzerland) · 2023
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52 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

16 authors at 8 institutions in 4 countries.

Caitriona M GuinaneThe Roslin Institute and Centre for Infectious Diseases, Royal (Dick) School of Veterinary Studies, University of Edinburgh, Edinburgh, Scotland, United Kingdom.
Nouri L Ben Zakour
Maria A Tormo-Mas
Lucy A Weinert
Bethan V Lowder
Robyn A Cartwright
Davida S Smyth
Cyril J Smyth
Jodi A Lindsay
Katherine A Gould
Adam Witney
Jason Hinds
Jonathan P Bollback
Andrew Rambaut
José R Penadés
J Ross Fitzgerald
University of Edinburgh · GBRoslin Institute · GBInstituto Valenciano de Investigaciones Agrarias · ESUniversity of London · GBSt George's Hospital · GBSt George's, University of London · GBTrinity College Dublin · IEUniversity of Mississippi Medical Center · US

Funding

Biotechnology and Biological Sciences Research Council BB/D521222/1Wellcome Trust 086547
6 · The paper itself

Abstract

Phenotypic biotyping has traditionally been used to differentiate bacteria occupying distinct ecological niches such as host species. For example, the capacity of Staphylococcus aureus from sheep to coagulate ruminant plasma, reported over 60 years ago, led to the description of small ruminant and bovine S. aureus ecovars. The great majority of small ruminant isolates are represented by a single, widespread clonal complex (CC133) of S. aureus, but its evolutionary origin and the molecular basis for its host tropism remain unknown. Here, we provide evidence that the CC133 clone evolved as the result of a human to ruminant host jump followed by adaptive genome diversification. Comparative whole-genome sequencing revealed molecular evidence for host adaptation including gene decay and diversification of proteins involved in host-pathogen interactions. Importantly, several novel mobile genetic elements encoding virulence proteins with attenuated or enhanced activity in ruminants were widely distributed in CC133 isolates, suggesting a key role in its host-specific interactions. To investigate this further, we examined the activity of a novel staphylococcal pathogenicity island (SaPIov2) found in the great majority of CC133 isolates which encodes a variant of the chromosomally encoded von Willebrand-binding protein (vWbp(Sov2)), previously demonstrated to have coagulase activity for human plasma. Remarkably, we discovered that SaPIov2 confers the ability to coagulate ruminant plasma suggesting an important role in ruminant disease pathogenesis and revealing the origin of a defining phenotype of the classical S. aureus biotyping scheme. Taken together, these data provide broad new insights into the origin and molecular basis of S. aureus ruminant host specificity.

Indexed as

Evolution, MolecularAdaptation, PhysiologicalAnimalsBase SequenceCattleComparative Genomic HybridizationDNA, BacterialEcosystemGenome, BacterialGoatsHost-Pathogen InteractionsHumansInterspersed Repetitive SequencesPhylogenyRuminantsSheepDNA, Bacterial

Identifiers

PMID20624747
PMCPMC2997551
OpenAlexW2161921408

What OpenQuestion holds

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LicenceCC BY-NC
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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.