Evidence map›Paper›PMID 34490140›Full record

ArticleFrontiers in cellular and infection microbiology2021

Molecular Characterization of Microbiota in Cerebrospinal Fluid From Patients With CSF Shunt Infections Using Whole Genome Amplification Followed by Shotgun Sequencing.

Paul Hodor, Christopher E Pope, Kathryn B Whitlock, Lucas R Hoffman, David L Limbrick, Patrick J McDonald, Jason S Hauptman, Jeffrey G Ojemann, Tamara D Simon

Abstract read
In one paragraph

Article in Frontiers in cellular and infection microbiology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
6citing 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

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

  1. Pooled it
  2. Article
  3. Article
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  5. Article
  6. 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

9 authors.

Paul HodorSeattle Children's Hospital, Seattle, WA, United States.
Christopher E PopeDepartment of Pediatrics, University of Washington, Seattle, WA, United States.
Kathryn B WhitlockNew Harmony Statistical Consulting LLC, Clinton, WA, United States.
Lucas R HoffmanSeattle Children's Hospital, Seattle, WA, United States.
David L LimbrickDepartment of Neurosurgery, Washington University in St. Louis, St. Louis, MO, United States.
Patrick J McDonaldDivision of Neurosurgery, University of British Columbia, Vancouver, BC, Canada.
Jason S HauptmanSeattle Children's Hospital, Seattle, WA, United States.
Jeffrey G OjemannSeattle Children's Hospital, Seattle, WA, United States.
Tamara D SimonChildren's Hospital Los Angeles, Los Angeles, CA, United States.

Funding

Targeting the CSF microbiota to optimize CSF shunt infection treatmentR01NS095979 · NINDS · SEATTLE CHILDREN'S HOSPITAL · PI SIMON, TAMARA DANIELLE · 2016 to 2020
$2.0M
Patient-oriented microbiome and advanced culture approaches to identifying the microbial determinants of chronic pediatric diseaseK24HL141669 · NHLBI · UNIVERSITY OF WASHINGTON · PI Lucas R Hoffman · 2018 to 2026
$929k
NHLBI NIH HHS K24 HL141669NINDS NIH HHS R01 NS095979
6 · The paper itself

Abstract

Understanding the etiology of cerebrospinal fluid (CSF) shunt infections and reinfections requires detailed characterization of associated microorganisms. Traditionally, identification of bacteria present in the CSF has relied on culture methods, but recent studies have used high throughput sequencing of 16S rRNA genes. Here we evaluated the method of shotgun DNA sequencing for its potential to provide additional genomic information. CSF samples were collected from 3 patients near the beginning and end of each of 2 infection episodes. Extracted total DNA was sequenced by: (1) whole genome amplification followed by shotgun sequencing (WGA) and (2) high-throughput sequencing of the 16S rRNA V4 region (16S). Taxonomic assignments of sequences from WGA and 16S were compared with one another and with conventional microbiological cultures. While classification of bacteria was consistent among the 3 approaches, WGA provided additional insights into sample microbiological composition, such as showing relative abundances of microbial versus human DNA, identifying samples of questionable quality, and detecting significant viral load in some samples. One sample yielded sufficient non-human reads to allow assembly of a high-quality

Indexed as

MicrobiotaCerebrospinal Fluid ShuntsHigh-Throughput Nucleotide SequencingHumansMultilocus Sequence TypingRNA, Ribosomal, 16SSequence Analysis, DNARNA, Ribosomal, 16Scerebrospinal fluidCSF shunt infectionhigh throughput DNA sequencingmicrobiotaStaphylococcus epidermidis CLIMB1

Identifiers

PMID34490140
PMCPMC8417900

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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.