Evidence map›Paper›PMID 34811423›Full record

SynthesisScientific reports2021

Diversity and compositional changes in the gut microbiota of wild and captive vertebrates: a meta-analysis.

Antton Alberdi, Garazi Martin Bideguren, Ostaizka Aizpurua

Abstract readMeta-Analysis
In one paragraph

Synthesis in Scientific reports, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 49 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
49citing papers in PubMed, 1 pooled it
–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

49 citing papers in PubMed, 1 synthesis or guideline pooled it.

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  17. Unstable pathogen profile in spotted seal (Phoca largha) gut microbiota and limited turnover with habitat microbiome.International microbiology : the official journal of the Spanish Society for Microbiology · 2025
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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

3 authors.

Antton AlberdiCenter for Evolutionary Hologenomics, GLOBE Institute, University of Copenhagen, 1353, Copenhagen, Denmark. antton.alberdi@sund.ku.dk.
Garazi Martin BidegurenCenter for Evolutionary Hologenomics, GLOBE Institute, University of Copenhagen, 1353, Copenhagen, Denmark.
Ostaizka AizpuruaCenter for Evolutionary Hologenomics, GLOBE Institute, University of Copenhagen, 1353, Copenhagen, Denmark. ostaizka.aizpurua@sund.ku.dk.

Funding

Danmarks Grundforskningsfond DNRF143
6 · The paper itself

Abstract

The gut microbiota is recognised as an essential asset for the normal functioning of animal biology. When wild animals are moved into captivity, the modified environmental pressures are expected to rewire the gut microbiota, yet whether this transition follows similar patterns across vertebrates is still unresolved due to the absence of systematic multi-species analyses. We performed a meta-analysis of gut microbiota profiles of 322 captive and 322 wild specimens from 24 vertebrate species. Our analyses yielded no overall pattern of diversity and compositional variation between wild and captive vertebrates, but a heterogeneous landscape of responses, which differed depending on the components of diversity considered. Captive populations showed enrichment patterns of human-associated microorganisms, and the minimal host phylogenetic signal suggests that changes between wild and captive populations are mainly driven by case-specific captivity conditions. Finally, we show that microbiota differences between wild and captive populations can impact evolutionary and ecological inferences that rely on hierarchical clustering-based comparative analyses of gut microbial communities across species.

Indexed as

Gastrointestinal MicrobiomeAnimalsAnimals, WildAnimals, ZooBacteriaCluster AnalysisComputational BiologyEcologyHumansMammalsMicrobiotaPhylogenyRNA, Ribosomal, 16SSpecies SpecificityVertebratesRNA, Ribosomal, 16S

Identifiers

PMID34811423
PMCPMC8608908

What OpenQuestion holds

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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.