Evidence map›Paper›PMID 20023032›Full record

ArticleJournal of bacteriology2010

Production of the Bsa lantibiotic by community-acquired Staphylococcus aureus strains.

Karen M Daly, Mathew Upton, Stephanie K Sandiford, Lorraine A Draper, Philip A Wescombe, Ralph W Jack, Paula M O'Connor, Angela Rossney, Friedrich Götz, Colin Hill and 3 more

Open access · greenAbstract read
In one paragraph

Article in Journal of bacteriology, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 36 papers.

0numbers the graph read from it
0cells of the map it votes in
36citing papers in PubMed
4.1field-weighted citation impact, top 7% 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

36 citing papers in PubMed, 69 citations in OpenAlex.

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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

13 authors at 6 institutions in 4 countries.

Karen M DalyDepartment of Microbiology, University College Cork, Cork, Ireland.
Mathew Upton
Stephanie K Sandiford
Lorraine A Draper
Philip A Wescombe
Ralph W Jack
Paula M O'Connor
Angela Rossney
Friedrich Götz
Colin Hill
Paul D Cotter
R Paul Ross
John R Tagg
University of Otago · NZManchester Royal Infirmary · GBTeagasc - The Irish Agriculture and Food Development Authority · IEUniversity College Cork · IESt. James's Hospital · IEUniversity of Tübingen · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Lantibiotics are antimicrobial peptides that have been the focus of much attention in recent years with a view to clinical, veterinary, and food applications. Although many lantibiotics are produced by food-grade bacteria or bacteria generally regarded as safe, some lantibiotics are produced by pathogens and, rather than contributing to food safety and/or health, add to the virulence potential of the producing strains. Indeed, genome sequencing has revealed the presence of genes apparently encoding a lantibiotic, designated Bsa (bacteriocin of Staphylococcus aureus), among clinical isolates of S. aureus and those associated with community-acquired methicillin-resistant S. aureus (MRSA) infections in particular. Here, we establish for the first time, through a combination of reverse genetics, mass spectrometry, and mutagenesis, that these genes encode a functional lantibiotic. We also reveal that Bsa is identical to the previously identified bacteriocin staphylococcin Au-26, produced by an S. aureus strain of vaginal origin. Our examination of MRSA isolates that produce the Panton-Valentine leukocidin demonstrates that many community-acquired S. aureus strains, and representatives of ST8 and ST80 in particular, are producers of Bsa. While possession of Bsa immunity genes does not significantly enhance resistance to the related lantibiotic gallidermin, the broad antimicrobial spectrum of Bsa strongly indicates that production of this bacteriocin confers a competitive ecological advantage on community-acquired S. aureus.

Indexed as

Anti-Bacterial AgentsBacteriocinsCommunity-Acquired InfectionsGenetics, MicrobialHumansMass SpectrometryMethicillin-Resistant Staphylococcus aureusMutagenesisPeptidesStaphylococcal InfectionsAnti-Bacterial AgentsBacteriocinsgalliderminPeptidesstaphylococcin

Identifiers

PMID20023032
PMCPMC2812960
OpenAlexW2139388314

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.