Evidence map›Paper›PMID 24811328›Full record

ArticleJournal of gastroenterology2015

Microbial mucosal colonic shifts associated with the development of colorectal cancer reveal the presence of different bacterial and archaeal biomarkers.

L Mira-Pascual, R Cabrera-Rubio, S Ocon, P Costales, A Parra, A Suarez, F Moris, L Rodrigo, A Mira, M C Collado

Registry-linked trialAbstract read
PubMed Publisher
In one paragraph

Article in Journal of gastroenterology, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT03290651 (Re-setting the Breast Microbiome to Lower Inflammation and Risk of Cancer.), which is not on this map. Cited by 161 papers, 10 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
161citing papers in PubMed, 10 pooled it
7.5field-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.

NCT03290651 nacompletednot on this mapstarted 2019, after this paper: background citation

Re-setting the Breast Microbiome to Lower Inflammation and Risk of Cancer.

TypeinterventionalSponsorLondon Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph'sRan2019 to 2021Enrolled60ConditionsBreast Cancer FemaleArmsProbiotic Natural Health Product - RepHresh Pro-B, Placebo
3 · Its place in the literature

Who cites it

161 citing papers in PubMed, 10 syntheses or guidelines pooled it, 266 citations in OpenAlex.

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  6. The Human Microbiome in Relation to Cancer Risk: A Systematic Review of Epidemiologic Studies.Cancer epidemiology, biomarkers & prevention : a publication of the American Association for Cancer Research, cosponsored by the American Society of Preventive Oncology · 2020
    Pooled it
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  9. Diagnostic Performance of IntestinalChinese medical journal · 2018
    Pooled it
  10. World journal of gastroenterology · 2017
    Pooled it
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101 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

10 authors at 4 institutions in 2 countries.

L Mira-PascualDepartment of Biotechnology, Institute of Agrochemistry and Food Technology, Spanish National Research Council (IATA-CSIC), Av. Agustin Escardino 7, 49860, Paterna, Valencia, Spain.
R Cabrera-Rubio
S Ocon
P Costales
A Parra
A Suarez
F Moris
L Rodrigo
A Mira
M C Collado
EntreChem (Spain) · ESHospital Universitario Central de Asturias · ESConsejo Superior de Investigaciones Científicas · ESFundación para el Fomento de la Investigación Sanitaria y Biomédica de la Comunitat Valenciana · ES

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundEpidemiological studies demonstrate a link between gastrointestinal cancers and environmental factors such as diet. It has been suggested that environmental cancer risk is determined by the interaction between diet and microbes. Thus, the purpose of this study was to examine the hypothesis that microbiota composition during colorectal cancer (CRC) progression might differ depending on the stage of the disease.

methodsA total of 28 age-matched and sex-matched subjects, seven with CRC adenocarcinoma, 11 with tubular adenomas and ten healthy subjects with intact colon, were included into the study. Microbiomes from mucosal and fecal samples were analyzed with 16S ribosomal RNA gene pyrosequencing, together with quantitative PCR of specific bacteria and archaea.

resultsThe principal coordinates analysis clearly separated healthy tissue samples from polyps and tumors, supporting the presence of specific bacterial consortia that are associated with affected sites and that can serve as potential biomarkers of CRC progression. A higher presence of Fusobacterium nucleatum and Enterobacteriaceae was found by qPCR in samples from CRC compared to healthy controls. We observed a correlation between CRC process development and levels of Methanobacteriales (R = 0.537, P = 0.007) and Methanobrevibacterium (R = 0.574, P = 0.03) in fecal samples.

conclusionDifferences in microbial and archaeal composition between mucosal samples from healthy and disease tissues were observed in tubular adenoma and adenocarcinoma. In addition, microbiota from mucosal samples represented the underlying dysbiosis, whereas fecal samples seem not to be appropriate to detect shifts in microbial composition. CRC risk is influenced by microbial composition, showing differences according to disease progression step and tumor severity.

Indexed as

AdenocarcinomaAdenomaAdolescentAdultAgedAged, 80 and overArchaeaBacteriaCase-Control StudiesColonColorectal NeoplasmsDisease ProgressionFecesFemaleHumansIntestinal MucosaRNA, Ribosomal, 16S

Identifiers

PMID24811328
OpenAlexW1980764720

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

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.