Evidence map›Paper›PMID 31383878›Full record

ArticleScientific reports2019

A simple, reproducible and cost-effective procedure to analyse gut phageome: from phage isolation to bioinformatic approach.

Camille d'Humières, Marie Touchon, Sara Dion, Jean Cury, Amine Ghozlane, Marc Garcia-Garcera, Christiane Bouchier, Laurence Ma, Erick Denamur, Eduardo P C Rocha

Abstract read
In one paragraph

Article in Scientific reports, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 31 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
31citing 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

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

  1. Pooled it
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  11. Efficient Recovery of Complete Gut Viral Genomes by Combined Short- and Long-Read Sequencing.Advanced science (Weinheim, Baden-Wurttemberg, Germany) · 2024
    Article
  12. Article
  13. Antimicrobial resistance level and conjugation permissiveness shape plasmid distribution in clinical enterobacteria.Proceedings of the National Academy of Sciences of the United States of America · 2023
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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

10 authors.

Camille d'HumièresIAME, UMR 1137, INSERM, Université Paris Diderot, 75018, Paris, France. camille.dhumieres@aphp.fr.
Marie TouchonMicrobial Evolutionary Genomics, Institut Pasteur, CNRS, UMR3525, Paris, 75015, France.
Sara DionIAME, UMR 1137, INSERM, Université Paris Diderot, 75018, Paris, France.
Jean CuryMicrobial Evolutionary Genomics, Institut Pasteur, CNRS, UMR3525, Paris, 75015, France.ORCID http://orcid.org/0000-0002-6462-8783
Amine GhozlaneHub de Bioinformatique et Biostatistique - Département Biologie Computationnelle, Institut Pasteur, USR 3756 CNRS, Paris, France.
Marc Garcia-GarceraMicrobial Evolutionary Genomics, Institut Pasteur, CNRS, UMR3525, Paris, 75015, France.
Christiane BouchierGenomics Platform, BIOMICS, Institut Pasteur, 25-28 rue Dr Roux, Paris, 75015, France.
Laurence MaGenomics Platform, BIOMICS, Institut Pasteur, 25-28 rue Dr Roux, Paris, 75015, France.
Erick DenamurIAME, UMR 1137, INSERM, Université Paris Diderot, 75018, Paris, France.
Eduardo P C RochaMicrobial Evolutionary Genomics, Institut Pasteur, CNRS, UMR3525, Paris, 75015, France.ORCID http://orcid.org/0000-0001-7704-822X

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The microbiota of the human gut is a complex and rich community where bacteria and their viruses, the bacteriophages, are dominant. There are few studies on the phage community and no clear standard for isolating them, sequencing and analysing their genomes. Since this makes comparisons between studies difficult, we aimed at defining an easy, low-cost, and reproducible methodology. We analysed five different techniques to isolate phages from human adult faeces and developed an approach to analyse their genomes in order to quantify contamination and classify phage contigs in terms of taxonomy and lifestyle. We chose the polyethylene glycol concentration method to isolate phages because of its simplicity, low cost, reproducibility, and of the high number and diversity of phage sequences that we obtained. We also tested the reproducibility of this method with multiple displacement amplification (MDA) and showed that MDA severely decreases the phage genetic diversity of the samples and the reproducibility of the method. Lastly, we studied the influence of sequencing depth on the analysis of phage diversity and observed the beginning of a plateau for phage contigs at 20,000,000 reads. This work contributes to the development of methods for the isolation of phages in faeces and for their comparative analysis.

Indexed as

PhylogenyBacteriophagesComputational BiologyCost-Benefit AnalysisFecesGenome, ViralHumansIntestinesMetagenomeMetagenomicsMicrobiota

Identifiers

PMID31383878
PMCPMC6683287

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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.