Evidence map›Paper›PMID 34536346›Full record

ArticleCell host & microbe2021

Genomic and functional characterization of a mucosal symbiont involved in early-stage colorectal cancer.

Melissa C Kordahi, Ian B Stanaway, Marion Avril, Denise Chac, Marie-Pierre Blanc, Benjamin Ross, Christian Diener, Sumita Jain, Paul McCleary, Ana Parker and 9 more

Open access · bronzeAbstract read
In one paragraph

Article in Cell host & microbe, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 54 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
54citing papers in PubMed, 1 pooled it
9.6field-weighted citation impact, top 1% 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

54 citing papers in PubMed, 1 synthesis or guideline pooled it, 141 citations in OpenAlex.

  1. Pooled it
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  11. Gut microbes · 2025
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

19 authors at 2 institutions in 1 country.

Melissa C KordahiDepartment of Pathology, University of Washington, Seattle, WA 98195, USA; Center for Microbiome Science & Therapeutics, University of Washington, Seattle, WA 98195, USA.
Ian B StanawayCenter for Microbiome Science & Therapeutics, University of Washington, Seattle, WA 98195, USA.
Marion AvrilCenter for Microbiome Science & Therapeutics, University of Washington, Seattle, WA 98195, USA; Department of Medicine, University of Washington, Seattle, WA 98195, USA.
Denise ChacDepartment of Pathology, University of Washington, Seattle, WA 98195, USA; Center for Microbiome Science & Therapeutics, University of Washington, Seattle, WA 98195, USA.
Marie-Pierre BlancCenter for Microbiome Science & Therapeutics, University of Washington, Seattle, WA 98195, USA; Department of Medicine, University of Washington, Seattle, WA 98195, USA.
Benjamin RossDepartment of Microbiology and Immunology at Dartmouth College, Hanover, NH 03755, USA.
Christian DienerCenter for Microbiome Science & Therapeutics, University of Washington, Seattle, WA 98195, USA; Institute for Systems Biology, Seattle, WA 98105.
Sumita JainDepartment of Periodontics, School of Dentistry, University of Washington, Seattle, WA 98195, USA.
Paul McClearyCenter for Microbiome Science & Therapeutics, University of Washington, Seattle, WA 98195, USA.
Ana ParkerCenter for Microbiome Science & Therapeutics, University of Washington, Seattle, WA 98195, USA.
Vincent FriedmanCenter for Microbiome Science & Therapeutics, University of Washington, Seattle, WA 98195, USA.
Jennifer HuangCenter for Microbiome Science & Therapeutics, University of Washington, Seattle, WA 98195, USA; Clinical Research Division, Fred Hutchinson Cancer Research Center, Seattle, WA 98109, USA.
Wynn BurkeCenter for Microbiome Science & Therapeutics, University of Washington, Seattle, WA 98195, USA; Clinical Research Division, Fred Hutchinson Cancer Research Center, Seattle, WA 98109, USA.
Sean M GibbonsCenter for Microbiome Science & Therapeutics, University of Washington, Seattle, WA 98195, USA; Department of Bioengineering, University of Washington, Seattle, WA 98195, USA; Institute for Systems Biology, Seattle, WA 98105.
Amy D WillisCenter for Microbiome Science & Therapeutics, University of Washington, Seattle, WA 98195, USA; Department of Biostatistics University of Washington, Seattle, WA 98195, USA.
Richard P DarveauDepartment of Periodontics, School of Dentistry, University of Washington, Seattle, WA 98195, USA.
William M GradyCenter for Microbiome Science & Therapeutics, University of Washington, Seattle, WA 98195, USA; Department of Medicine, University of Washington, Seattle, WA 98195, USA; Clinical Research Division, Fred Hutchinson Cancer Research Center, Seattle, WA 98109, USA.
Cynthia W KoCenter for Microbiome Science & Therapeutics, University of Washington, Seattle, WA 98195, USA; Department of Medicine, University of Washington, Seattle, WA 98195, USA.
R William DePaoloDepartment of Pathology, University of Washington, Seattle, WA 98195, USA; Center for Microbiome Science & Therapeutics, University of Washington, Seattle, WA 98195, USA; Department of Medicine, University of Washington, Seattle, WA 98195, USA; Clinical Research Division, Fred Hutchinson Cancer Research Center, Seattle, WA 98109, USA. Electronic address: wdepaolo@medicine.washington.edu.
University of Washington · USDartmouth College · US

Funding

Identify and validate novel epigenetic molecular markers for colorectal neoplasmU01CA152756 · NCI · FRED HUTCHINSON CANCER RESEARCH CENTER · PI GRADY, WILLIAM MALLORY, GUDA, KISHORE · 2010 to 2021
$6.7M
(PQ6) Radiogenomics of colorectal polyps to assess benign proliferative vs. premalignant states.R01CA220004 · NCI · FRED HUTCHINSON CANCER RESEARCH CENTER · PI GRADY, WILLIAM MALLORY, HALBERG, RICHARD BROTT · 2017 to 2021
$3.2M
Statistical methods to enhance reproducible microbiome discoveryR35GM133420 · NIGMS · UNIVERSITY OF WASHINGTON · PI Amy D Willis · 2019 to 2026
$2.8M
NCI NIH HHS R01 CA220004NCI NIH HHS U01 CA152756NIGMS NIH HHS R35 GM133420
6 · The paper itself

Abstract

Colorectal cancer is a major health concern worldwide. Growing evidence for the role of the gut microbiota in the initiation of CRC has sparked interest in approaches that target these microorganisms. However, little is known about the composition and role of the microbiota associated with precancerous polyps. Here, we found distinct microbial signatures between patients with and without polyps and between polyp subtypes using sequencing and culturing techniques. We found a correlation between Bacteroides fragilis recovered and the level of inflammatory cytokines in the mucosa adjacent to the polyp. Additional analysis revealed that B. fragilis from patients with polyps are bft-negative, activate NF-κB through Toll-like receptor 4, induce a pro-inflammatory response, and are enriched in genes associated with LPS biosynthesis. This study provides fundamental insight into the microbial microenvironment of the pre-neoplastic polyp by highlighting strain-specific genomic and proteomic differences, as well as more broad compositional differences in the microbiome.

Indexed as

AgedBacteroides fragilisColonic PolypsColorectal NeoplasmsCytokinesFemaleGastrointestinal MicrobiomeGenome, BacterialGenomicsHumansIntestinal MucosaMaleMiddle AgedNeoplasm StagingPhylogenySymbiosisCytokinesBacteroides fragiliscolon cancercolorectal polypinflammationinnate immunitymicrobiomemicrobiota

Identifiers

PMID34536346
PMCPMC8979638
OpenAlexW3199469477

What OpenQuestion holds

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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.