Evidence map›Paper›PMID 35027664›Full record

ArticleScientific reports2022

Specific gut bacterial responses to natural diets of tropical birds.

Kasun H Bodawatta, Irena Klečková, Jan Klečka, Kateřina Pužejová, Bonny Koane, Michael Poulsen, Knud A Jønsson, Katerina Sam

Abstract read
In one paragraph

Article in Scientific reports, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 25 papers.

0numbers the graph read from it
0cells of the map it votes in
25citing 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

25 citing papers in PubMed.

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  18. Convergence of gut microbiota in myrmecophagous amphibians.Proceedings. Biological sciences · 2023
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  20. Article
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.

Kasun H BodawattaNatural History Museum of Denmark, University of Copenhagen, Copenhagen, Denmark. bodawatta@snm.ku.dk.ORCID 0000-0002-6095-9059
Irena KlečkováBiology Centre of Czech Academy of Sciences, Institute of Entomology, Branisovska 31, 37005, Ceske Budejovice, Czech Republic.ORCID 0000-0002-9333-213X
Jan KlečkaBiology Centre of Czech Academy of Sciences, Institute of Entomology, Branisovska 31, 37005, Ceske Budejovice, Czech Republic.ORCID 0000-0003-0633-3896
Kateřina PužejováBiology Centre of Czech Academy of Sciences, Institute of Entomology, Branisovska 31, 37005, Ceske Budejovice, Czech Republic.
Bonny KoaneNew Guinea Binatang Research Centre, Madang, Papua New Guinea.
Michael PoulsenSection for Ecology and Evolution, Department of Biology, University of Copenhagen, Copenhagen, Denmark.ORCID 0000-0002-2839-1715
Knud A JønssonNatural History Museum of Denmark, University of Copenhagen, Copenhagen, Denmark.ORCID 0000-0002-1875-9504
Katerina SamBiology Centre of Czech Academy of Sciences, Institute of Entomology, Branisovska 31, 37005, Ceske Budejovice, Czech Republic.ORCID 0000-0002-3436-0579

Funding

Carlsbergfondet CF17-0248European Research Council BABE 805189
6 · The paper itself

Abstract

The composition of gut bacterial communities is strongly influenced by the host diet in many animal taxa. For birds, the effect of diet on the microbiomes has been documented through diet manipulation studies. However, for wild birds, most studies have drawn on literature-based information to decipher the dietary effects, thereby, overlooking individual variation in dietary intake. Here we examine how naturally consumed diets influence the composition of the crop and cloacal microbiomes of twenty-one tropical bird species, using visual and metabarcoding-based identification of consumed diets and bacterial 16S rRNA microbiome sequencing. We show that diet intakes vary markedly between individuals of the same species and that literature-based dietary guilds grossly underestimate intraspecific diet variability. Furthermore, despite an effect of literature-based dietary guild assignment of host taxa, the composition of natural diets does not align with crop and cloacal microbiome similarity. However, host-taxon specific gut bacterial lineages are positively correlated with specific diet items, indicating that certain microbes associate with different diet components in specific avian hosts. Consequently, microbiome composition is not congruent with the overall consumed diet composition of species, but specific components of a consumed diet lead to host-specific effects on gut bacterial taxa.

Indexed as

DietTropical ClimateAnimalsBirdsEatingGastrointestinal MicrobiomeMicrobiota

Identifiers

PMID35027664
PMCPMC8758760

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.