Evidence map›Paper›PMID 25939040›Full record

ArticleInflammatory bowel diseases2015

Metagenomic analysis of microbiome in colon tissue from subjects with inflammatory bowel diseases reveals interplay of viruses and bacteria.

Weiwei Wang, Juan Jovel, Brendan Halloran, Eytan Wine, Jordan Patterson, Glenn Ford, Sandra OʼKeefe, Bo Meng, Deyong Song, Yong Zhang and 12 more

Open access · greenAbstract read
In one paragraph

Article in Inflammatory bowel diseases, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 79 papers.

0numbers the graph read from it
0cells of the map it votes in
79citing papers in PubMed
8.9field-weighted citation impact, top 2% 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

79 citing papers in PubMed, 121 citations in OpenAlex.

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  5. Gut virome profile in new onset treatment naïve Saudi children with ulcerative colitis.Saudi journal of gastroenterology : official journal of the Saudi Gastroenterology Association · 2025
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19 more citing papers are in PubMed but not listed here.

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

22 authors at 2 institutions in 2 countries.

Weiwei Wang*Center of Excellence in Gastrointestinal Inflammation and Immunity Research, Department of Medicine, University of Alberta, Edmonton, Canada; and †Beijing Genomics Institute, Shenzhen, China.
Juan Jovel
Brendan Halloran
Eytan Wine
Jordan Patterson
Glenn Ford
Sandra OʼKeefe
Bo Meng
Deyong Song
Yong Zhang
Zhijian Tian
Shawn T Wasilenko
Mandana Rahbari
Salman Reza
Troy Mitchell
Tracy Jordan
Eric Carpenter
Karen Madsen
Richard Fedorak
Levinus A Dielemann
Gane Ka-Shu Wong
Andrew L Mason
University of Alberta · CABGI Group (China) · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Inflammatory bowel diseases (IBD), Crohn's disease and ulcerative colitis, are poorly understood disorders affecting the intestinal tract. The current model for disease suggests that genetically susceptible patients develop intolerance to gut microflora, and chronic inflammation develops as a result of environmental insults. Although interest has mainly focused on studying genetic variants and gut bacterial flora, little is known about the potential of viral infection to contribute to disease. Accordingly, we conducted a metagenomic analysis to document the baseline virome in colonic biopsy samples from patients with IBD in order to assess the contribution of viral infection to IBD. Libraries were generated from colon RNA to create approximately 2 GB sequence data per library. Using a bioinformatic pipeline designed to detect viral sequences, more than 1000 viral reads were derived directly from tissue without any coculture or isolation procedure. Herein, we describe the complexity and abundance of viruses, bacteria/bacteriophage, and human endogenous retroviral sequences from 10 patients with IBD and 5 healthy subjects undergoing surveillance colonoscopy. Differences in gut microflora and the abundance of mammalian viruses and human endogenous retroviruses were readily detected in the metagenomic analyses. Specifically, patients with herpesviridae sequences in their colon demonstrated increased expression of human endogenous viral sequences and differences in the diversity of their microbiome. This study provides a promising metagenomic approach to describe the colonic microbiome that can be used to better understand virus-host and phage-bacteria interactions in IBD.

Indexed as

MetagenomicsAdolescentAdultAgedAged, 80 and overBacteriophagesChildColonColonoscopyFemaleGastrointestinal MicrobiomeHerpesviridaeHumansInflammatory Bowel DiseasesMaleMiddle AgedRetroviridae ProteinsRNA, Viral

Identifiers

PMID25939040
PMCPMC4450971
OpenAlexW2073800592

What OpenQuestion holds

Textmetadata
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.