Evidence map›Paper›PMID 26150659›Full record

ArticlePhilosophical transactions of the Royal Society of London. Series B, Biological sciences2015

Within-host competition between Borrelia afzelii ospC strains in wild hosts as revealed by massively parallel amplicon sequencing.

Maria Strandh, Lars Råberg

Abstract read
In one paragraph

Article in Philosophical transactions of the Royal Society of London. Series B, Biological sciences, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed
4.7field-weighted citation impact, top 5% 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

22 citing papers in PubMed, 39 citations in OpenAlex.

  1. Tick-to-host transmission differs betweenMicrobiology spectrum · 2023
    Article
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  5. Perpetuation of Borreliae.Current issues in molecular biology · 2021
    Article
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  9. Competition Between Strains ofFrontiers in cellular and infection microbiology · 2019
    Article
  10. Article
  11. Competition between strains ofProceedings. Biological sciences · 2018
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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

2 authors at 1 institution in 1 country.

Maria StrandhMolecular Ecology and Evolution Lab, Department of Biology, Lund University, Sölvegatan 37, Lund 223 62, Sweden.
Lars RåbergFunctional Zoology, Department of Biology, Lund University, Sölvegatan 35, Lund 223 62, Sweden lars.raberg@biol.lu.se.
Lund University · SE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Infections frequently consist of more than one strain of a given pathogen. Experiments have shown that co-infecting strains often compete, so that the infection intensity of each strain in mixed infections is lower than in single strain infections. Such within-host competition can have important epidemiological and evolutionary consequences. However, the extent of competition has rarely been investigated in wild, naturally infected hosts, where there is noise in the form of varying inoculation doses, asynchronous infections and host heterogeneity, which can potentially alleviate or eliminate competition. Here, we investigated the extent of competition between Borrelia afzelii strains (as determined by ospC genotype) in three host species sampled in the wild. For this purpose, we developed a protocol for 454 amplicon sequencing of ospC, which allows both detection and quantification of each individual strain in an infection. Each host individual was infected with one to six ospC strains. The infection intensity of each strain was lower in mixed infections than in single ones, showing that there was competition. Rank-abundance plots revealed that there was typically one dominant strain, but that the evenness of the relative infection intensity of the different strains in an infection increased with the multiplicity of infection. We conclude that within-host competition can play an important role under natural conditions despite many potential sources of noise, and that quantification by next-generation amplicon sequencing offers new possibilities to dissect within-host interactions in naturally infected hosts.

Indexed as

AnimalsAntigens, BacterialArvicolinaeBacterial Outer Membrane ProteinsBorrelia burgdorferi GroupDNA, BacterialGenes, BacterialGenotypeHigh-Throughput Nucleotide SequencingHost-Pathogen InteractionsHost SpecificityLyme DiseaseMurinaeSequence Analysis, DNAShrewsAntigens, BacterialBacterial Outer Membrane ProteinsDNA, BacterialOspC proteinBorrelia afzeliimixed infectionsospCvirulencewithin-host competition

Identifiers

PMID26150659
PMCPMC4528491
OpenAlexW2141904712

What OpenQuestion holds

Textmetadata
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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.