Evidence map›Paper›PMID 28509910›Full record

ArticleThe ISME journal2017

Convergence of gut microbiotas in the adaptive radiations of African cichlid fishes.

Laura Baldo, Joan Lluís Pretus, Joan Lluís Riera, Zuzana Musilova, Arnold Roger Bitja Nyom, Walter Salzburger

Abstract read
In one paragraph

Article in The ISME journal, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 45 papers.

0numbers the graph read from it
0cells of the map it votes in
45citing 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

45 citing papers in PubMed.

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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

6 authors.

Laura BaldoDepartment of Evolutionary Biology, Ecology and Environmental Sciences, University of Barcelona, Barcelona, Spain.
Joan Lluís PretusDepartment of Evolutionary Biology, Ecology and Environmental Sciences, University of Barcelona, Barcelona, Spain.
Joan Lluís RieraDepartment of Evolutionary Biology, Ecology and Environmental Sciences, University of Barcelona, Barcelona, Spain.
Zuzana MusilovaZoological Institute, University of Basel, Basel, Switzerland.
Arnold Roger Bitja NyomFaculty of Science, University of Ngaoundere, Ngaoundere, Cameroon.
Walter SalzburgerZoological Institute, University of Basel, Basel, Switzerland.

Funding

European Research Council 201067
6 · The paper itself

Abstract

Ecoevolutionary dynamics of the gut microbiota at the macroscale level, that is, in across-species comparisons, are largely driven by ecological variables and host genotype. The repeated explosive radiations of African cichlid fishes in distinct lakes, following a dietary diversification in a context of reduced genetic diversity, provide a natural setup to explore convergence, divergence and repeatability in patterns of microbiota dynamics as a function of the host diet, phylogeny and environment. Here we characterized by 16S rRNA amplicon sequencing the gut microbiota of 29 cichlid species from two distinct lakes/radiations (Tanganyika and Barombi Mbo) and across a broad dietary and phylogenetic range. Within each lake, a significant deviation between a carnivorous and herbivorous lifestyle was found. Herbivore species were characterized by an increased bacterial taxonomic and functional diversity and converged in key compositional and functional community aspects. Despite a significant lake effect on the microbiota structure, this process has occurred with remarkable parallels in the two lakes. A metabolic signature most likely explains this trend, as indicated by a significant enrichment in herbivores/omnivores of bacterial taxa and functions associated with fiber degradation and detoxification of plant chemical compounds. Overall, compositional and functional aspects of the gut microbiota individually and altogether validate and predict main cichlid dietary habits, suggesting a fundamental role of gut bacteria in cichlid niche expansion and adaptation.

Indexed as

Gastrointestinal MicrobiomeAdaptation, PhysiologicalAnimalsBacteriaBacterial Physiological PhenomenaCichlidsEcologyFeeding BehaviorGenetic VariationLakesPhylogenySunlight

Identifiers

PMID28509910
PMCPMC5560477

What OpenQuestion holds

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LicenceCC BY-NC-SA
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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.