Evidence map›Paper›PMID 27602265›Full record

ArticlePeerJ2016

Isolation of an antimicrobial compound produced by bacteria associated with reef-building corals.

Jean-Baptiste Raina, Dianne Tapiolas, Cherie A Motti, Sylvain Foret, Torsten Seemann, Jan Tebben, Bette L Willis, David G Bourne

Open access · goldAbstract read
In one paragraph

Article in PeerJ, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 62 papers.

0numbers the graph read from it
0cells of the map it votes in
62citing papers in PubMed
17.0field-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

62 citing papers in PubMed, 165 citations in OpenAlex.

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2 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

8 authors at 6 institutions in 2 countries.

Jean-Baptiste RainaClimate Change Cluster (C3), University of Technology Sydney, Sydney, NSW, Australia; Australian Institute of Marine Science, Townsville, QLD, Australia; Australian Research Council Centre of Excellence for Coral Reef Studies, James Cook University, Townsville, QLD, Australia; Marine Biology and Aquaculture, College of Science and Engineering, James Cook University of North Queensland, Townsville, QLD, Australia; AIMS@JCU, James Cook University, Townsville, QLD, Australia.
Dianne TapiolasAustralian Institute of Marine Science , Townsville, QLD , Australia.
Cherie A MottiAustralian Institute of Marine Science , Townsville, QLD , Australia.
Sylvain ForetAustralian Research Council Centre of Excellence for Coral Reef Studies, James Cook University, Townsville, QLD, Australia; Research School of Biology, Australian National University, Canberra, ACT, Australia.
Torsten SeemannVictorian Life Sciences Computation Initiative, University of Melbourne , Melbourne, Victoria , Australia.ORCID 0000-0001-6046-610X
Jan TebbenSection Chemical Ecology, Alfred Wegener Institute, Bremerhaven, Germany; University of New South Wales, Sydney, NSW, Australia.
Bette L WillisAustralian Research Council Centre of Excellence for Coral Reef Studies, James Cook University, Townsville, QLD, Australia; Marine Biology and Aquaculture, College of Science and Engineering, James Cook University of North Queensland, Townsville, QLD, Australia.
David G BourneAustralian Institute of Marine Science, Townsville, QLD, Australia; Marine Biology and Aquaculture, College of Science and Engineering, James Cook University of North Queensland, Townsville, QLD, Australia.
Australian Institute of Marine Science · AUAlfred-Wegener-Institut Helmholtz-Zentrum für Polar- und Meeresforschung · DEAustralian National University · AUAustralian Research Council · AUThe University of Melbourne · AUUniversity of Technology Sydney · AU

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Bacterial communities associated with healthy corals produce antimicrobial compounds that inhibit the colonization and growth of invasive microbes and potential pathogens. To date, however, bacteria-derived antimicrobial molecules have not been identified in reef-building corals. Here, we report the isolation of an antimicrobial compound produced by Pseudovibrio sp. P12, a common and abundant coral-associated bacterium. This strain was capable of metabolizing dimethylsulfoniopropionate (DMSP), a sulfur molecule produced in high concentrations by reef-building corals and playing a role in structuring their bacterial communities. Bioassay-guided fractionation coupled with nuclear magnetic resonance (NMR) and mass spectrometry (MS), identified the antimicrobial as tropodithietic acid (TDA), a sulfur-containing compound likely derived from DMSP catabolism. TDA was produced in large quantities by Pseudovibrio sp., and prevented the growth of two previously identified coral pathogens, Vibrio coralliilyticus and V. owensii, at very low concentrations (0.5 μg/mL) in agar diffusion assays. Genome sequencing of Pseudovibrio sp. P12 identified gene homologs likely involved in the metabolism of DMSP and production of TDA. These results provide additional evidence for the integral role of DMSP in structuring coral-associated bacterial communities and underline the potential of these DMSP-metabolizing microbes to contribute to coral disease prevention.

Indexed as

AlphaproteobacteriaAntimicrobial compoundsCoral-associated bacteriaDisease

Identifiers

PMID27602265
PMCPMC4994080
OpenAlexW2496925862

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.