Evidence map›Paper›PMID 31561274›Full record

ArticleMolecular ecology2020

Demographic and environmental drivers of metagenomic viral diversity in vampire bats.

Laura M Bergner, Richard J Orton, Julio A Benavides, Daniel J Becker, Carlos Tello, Roman Biek, Daniel G Streicker

Abstract read
In one paragraph

Article in Molecular ecology, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 46 papers.

0numbers the graph read from it
0cells of the map it votes in
46citing 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

46 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

7 authors.

Laura M BergnerInstitute of Biodiversity, Animal Health and Comparative Medicine, College of Medical, Veterinary and Life Sciences, University of Glasgow, Glasgow, UK.ORCID 0000-0003-4169-7169
Richard J OrtonInstitute of Biodiversity, Animal Health and Comparative Medicine, College of Medical, Veterinary and Life Sciences, University of Glasgow, Glasgow, UK.ORCID 0000-0002-3389-4325
Julio A BenavidesInstitute of Biodiversity, Animal Health and Comparative Medicine, College of Medical, Veterinary and Life Sciences, University of Glasgow, Glasgow, UK.ORCID 0000-0002-3920-9165
Daniel J BeckerOdum School of Ecology, University of Georgia, Athens, GA, USA.ORCID 0000-0003-4315-8628
Carlos TelloAssociation for the Conservation and Development of Natural Resources, Lima, Peru.
Roman BiekInstitute of Biodiversity, Animal Health and Comparative Medicine, College of Medical, Veterinary and Life Sciences, University of Glasgow, Glasgow, UK.ORCID 0000-0003-3471-5357
Daniel G StreickerInstitute of Biodiversity, Animal Health and Comparative Medicine, College of Medical, Veterinary and Life Sciences, University of Glasgow, Glasgow, UK.ORCID 0000-0001-7475-2705

Funding

Medical Research Council MC_UU_12014/12Wellcome-Beit Prize 102507/Z/13/AWellcome Trust 102507
6 · The paper itself

Abstract

Viruses infect all forms of life and play critical roles as agents of disease, drivers of biochemical cycles and sources of genetic diversity for their hosts. Our understanding of viral diversity derives primarily from comparisons among host species, precluding insight into how intraspecific variation in host ecology affects viral communities or how predictable viral communities are across populations. Here we test spatial, demographic and environmental hypotheses explaining viral richness and community composition across populations of common vampire bats, which occur in diverse habitats of North, Central and South America. We demonstrate marked variation in viral communities that was not consistently predicted by a null model of declining community similarity with increasing spatial or genetic distances separating populations. We also find no evidence that larger bat colonies host greater viral diversity. Instead, viral diversity follows an elevational gradient, is enriched by juvenile-biased age structure, and declines with local anthropogenic food resources as measured by livestock density. Our results establish the value of linking the modern influx of metagenomic sequence data with comparative ecology, reveal that snapshot views of viral diversity are unlikely to be representative at the species level, and affirm existing ecological theories that link host ecology not only to single pathogen dynamics but also to viral communities.

Indexed as

BiodiversityEcologyMetagenomeAnimalsChiropteraCommunicable DiseasesDemographyEcosystemEnvironmentHumansMetagenomicsSouth AmericaVirusesChiropteracommunity assemblydemographyDesmodus rotunduselevational gradientinfectious diseasespopulation structureshotgun metagenomicsviromewildlife disease

Identifiers

PMID31561274
PMCPMC7004108

What OpenQuestion holds

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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.