Evidence map›Paper›PMID 38470311›Full record

ArticleThe ISME journal2024

Staphylococcus epidermidis bacteriocin A37 kills natural competitors with a unique mechanism of action.

Jan-Samuel Puls, Benjamin Winnerling, Jeffrey J Power, Annika M Krüger, Dominik Brajtenbach, Matthew Johnson, Kevser Bilici, Laura Camus, Thomas Fließwasser, Tanja Schneider and 5 more

Open access · goldAbstract read
In one paragraph

Article in The ISME journal, 2024. 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
8.1field-weighted citation impact, top 2% 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, 18 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

15 authors at 6 institutions in 3 countries.

Jan-Samuel PulsInstitute for Pharmaceutical Microbiology, University Hospital Bonn, University of Bonn, 53115 Bonn, Germany.
Benjamin WinnerlingInstitute for Pharmaceutical Microbiology, University Hospital Bonn, University of Bonn, 53115 Bonn, Germany.
Jeffrey J PowerInterfaculty Institute of Microbiology and Infection Medicine, Department of Infection Biology, University of Tübingen, 72076 Tübingen, Germany.
Annika M KrügerClausius Institute of Physical and Theoretical Chemistry, University of Bonn, 53115 Bonn, Germany.
Dominik BrajtenbachClausius Institute of Physical and Theoretical Chemistry, University of Bonn, 53115 Bonn, Germany.
Matthew JohnsonDepartment of Biochemistry and Pharmacology, Bio21 Molecular Science and Biotechnology Institute, The University of Melbourne, Melbourne, VIC 3010, Australia.
Kevser BiliciInterfaculty Institute of Microbiology and Infection Medicine, Department of Infection Biology, University of Tübingen, 72076 Tübingen, Germany.
Laura CamusInterfaculty Institute of Microbiology and Infection Medicine, Department of Infection Biology, University of Tübingen, 72076 Tübingen, Germany.
Thomas FließwasserInstitute for Pharmaceutical Microbiology, University Hospital Bonn, University of Bonn, 53115 Bonn, Germany.
Tanja SchneiderInstitute for Pharmaceutical Microbiology, University Hospital Bonn, University of Bonn, 53115 Bonn, Germany.
Hans-Georg SahlInstitute for Pharmaceutical Microbiology, University Hospital Bonn, University of Bonn, 53115 Bonn, Germany.
Debnath GhosalDepartment of Biochemistry and Pharmacology, Bio21 Molecular Science and Biotechnology Institute, The University of Melbourne, Melbourne, VIC 3010, Australia.
Ulrich KubitscheckClausius Institute of Physical and Theoretical Chemistry, University of Bonn, 53115 Bonn, Germany.
Simon HeilbronnerInterfaculty Institute of Microbiology and Infection Medicine, Department of Infection Biology, University of Tübingen, 72076 Tübingen, Germany.
Fabian GreinInstitute for Pharmaceutical Microbiology, University Hospital Bonn, University of Bonn, 53115 Bonn, Germany.
University of Bonn · DEUniversity of Tübingen · DEARC Centre of Excellence in Advanced Molecular Imaging · AUGerman Center for Infection Research · DEThe University of Melbourne · AUUniversity Hospital Bonn · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Many bacteria produce antimicrobial compounds such as lantibiotics to gain advantage in the competitive natural environments of microbiomes. Epilancins constitute an until now underexplored family of lantibiotics with an unknown ecological role and unresolved mode of action. We discovered production of an epilancin in the nasal isolate Staphylococcus epidermidis A37. Using bioinformatic tools, we found that epilancins are frequently encoded within staphylococcal genomes, highlighting their ecological relevance. We demonstrate that production of epilancin A37 contributes to Staphylococcus epidermidis competition specifically against natural corynebacterial competitors. Combining microbiological approaches with quantitative in vivo and in vitro fluorescence microscopy and cryo-electron tomography, we show that A37 enters the corynebacterial cytoplasm through a partially transmembrane-potential-driven uptake without impairing the cell membrane function. Upon intracellular aggregation, A37 induces the formation of intracellular membrane vesicles, which are heavily loaded with the compound and are essential for the antibacterial activity of the epilancin. Our work sheds light on the ecological role of epilancins for staphylococci mediated by a mode of action previously unknown for lantibiotics.

Indexed as

BacteriocinsMicrobiotaAnti-Bacterial AgentsStaphylococcusStaphylococcus epidermidisAnti-Bacterial AgentsBacteriocinsbacteriocinscorynebacteriaepilancinslantibioticsmechanism of actionstaphylococci

Identifiers

PMID38470311
PMCPMC10988021
OpenAlexW4392764280

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.