Evidence map›Paper›PMID 33317136›Full record

ArticleCancers2020

Microbiome Analysis from Paired Mucosal and Fecal Samples of a Colorectal Cancer Biobank.

Ulrich Wirth, Debora Garzetti, Lara M Jochum, Stefanie Spriewald, Florian Kühn, Matthias Ilmer, Serene M L Lee, Hanno Niess, Alexandr V Bazhin, Joachim Andrassy and 3 more

Abstract read
In one paragraph

Article in Cancers, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing 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

14 citing papers in PubMed.

  1. Review
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  6. Review
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  11. Review
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  14. Observational
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

13 authors.

Ulrich WirthDepartment of General, Visceral and Transplant Surgery, Ludwig-Maximilians-University Munich, Marchioninistr. 15, D-81377 Munich, Germany.
Debora GarzettiMax-Von-Pettenkofer Institute, Ludwig-Maximilians-University Munich, Pettenkoferstr. 9A, D-80336 Munich, Germany.
Lara M JochumMax-Von-Pettenkofer Institute, Ludwig-Maximilians-University Munich, Pettenkoferstr. 9A, D-80336 Munich, Germany.
Stefanie SpriewaldMax-Von-Pettenkofer Institute, Ludwig-Maximilians-University Munich, Pettenkoferstr. 9A, D-80336 Munich, Germany.
Florian KühnDepartment of General, Visceral and Transplant Surgery, Ludwig-Maximilians-University Munich, Marchioninistr. 15, D-81377 Munich, Germany.
Matthias IlmerDepartment of General, Visceral and Transplant Surgery, Ludwig-Maximilians-University Munich, Marchioninistr. 15, D-81377 Munich, Germany.
Serene M L LeeDepartment of General, Visceral and Transplant Surgery, Ludwig-Maximilians-University Munich, Marchioninistr. 15, D-81377 Munich, Germany.
Hanno NiessDepartment of General, Visceral and Transplant Surgery, Ludwig-Maximilians-University Munich, Marchioninistr. 15, D-81377 Munich, Germany.
Alexandr V BazhinDepartment of General, Visceral and Transplant Surgery, Ludwig-Maximilians-University Munich, Marchioninistr. 15, D-81377 Munich, Germany.
Joachim AndrassyDepartment of General, Visceral and Transplant Surgery, Ludwig-Maximilians-University Munich, Marchioninistr. 15, D-81377 Munich, Germany.
Jens WernerDepartment of General, Visceral and Transplant Surgery, Ludwig-Maximilians-University Munich, Marchioninistr. 15, D-81377 Munich, Germany.
Barbara StecherMax-Von-Pettenkofer Institute, Ludwig-Maximilians-University Munich, Pettenkoferstr. 9A, D-80336 Munich, Germany.
Tobias S SchiergensDepartment of General, Visceral and Transplant Surgery, Ludwig-Maximilians-University Munich, Marchioninistr. 15, D-81377 Munich, Germany.ORCID 0000-0001-6111-5328

Funding

Deutsches Zentrum für Infektionsforschung to B.S.
6 · The paper itself

Abstract

The role of gut microbiota in colorectal cancer is subject to extensive research. Before usage of biorepositories for microbiome studies, it is crucial to evaluate technical feasibility of microbiome profiling from various biospecimens. The aim of this study was to assess the feasibility of DNA-extraction and microbiome profiling of samples from different sample sites, tissue sites and storage duration of a colorectal cancer biobank. Mucosa samples, mucosal scrapings and feces as well as different tissue sites (tumor, normal mucosa) were analyzed. 16S rRNA gene-based microbiome profiling with taxonomic assignment was performed on the Illumina MiSeq (Illumina, San Diego, USA) platform from stored snap frozen samples. For statistical analysis, α- and β-diversity measures, PCoA, permutational multivariate analysis of variance and graphical representation were performed. Microbiome analysis could be successfully performed in most of the samples (overall 93.3%) with sufficient numbers of high-quality reads. There were no differences between sample sites, while in some measures significant differences were found between tumor and normal mucosa (α-diversity, Shannon/Simpson Indices

Indexed as

16S rRNAbiobankbiorepositorycolorectal cancergut microbiome

Identifiers

PMID33317136
PMCPMC7762977

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.