Evidence map›Paper›PMID 26959117›Full record

ArticleOncotarget2016

Western diet enhances benzo(a)pyrene-induced colon tumorigenesis in a polyposis in rat coli (PIRC) rat model of colon cancer.

Kelly L Harris, Stephanie R Pulliam, Emmanuel Okoro, Zhongmao Guo, Mary K Washington, Samuel E Adunyah, James M Amos-Landgraf, Aramandla Ramesh

Open access · diamondAbstract read
In one paragraph

Article in Oncotarget, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed
1.6field-weighted citation impact, top 18% 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

9 citing papers in PubMed, 21 citations in OpenAlex.

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  8. Accurate quantification of PGEJournal of pharmaceutical and biomedical analysis · 2018
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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

8 authors at 3 institutions in 1 country.

Kelly L HarrisDepartment of Biochemistry and Cancer Biology, Meharry Medical College, Nashville, TN 37208, USA.
Stephanie R PulliamDepartment of Biochemistry and Cancer Biology, Meharry Medical College, Nashville, TN 37208, USA.
Emmanuel OkoroDepartment of Physiology, Meharry Medical College, Nashville, TN 37208, USA.
Zhongmao GuoDepartment of Physiology, Meharry Medical College, Nashville, TN 37208, USA.
Mary K WashingtonDepartment of Pathology, Vanderbilt University, Nashville, TN 37232, USA.
Samuel E AdunyahDepartment of Biochemistry and Cancer Biology, Meharry Medical College, Nashville, TN 37208, USA.
James M Amos-LandgrafDepartment of Veterinary Pathobiology, University of Missouri, Columbia, MO 65211, USA.
Aramandla RameshDepartment of Biochemistry and Cancer Biology, Meharry Medical College, Nashville, TN 37208, USA.
Meharry Medical College · USUniversity of Missouri · USVanderbilt University · US

Funding

Understanding and Controlling p120 Dysfunction in CRCP50CA095103 · NCI · VANDERBILT UNIVERSITY MEDICAL CENTER · PI COFFEY, ROBERT J. · 2002 to 2017
$33.6M
Technologies and Resources CoreU54MD007593 · NIMHD · MEHARRY MEDICAL COLLEGE · PI ADUNYAH, SAMUEL EVANS · 2012 to 2018
$24.7M
THE MEHARRY RISE INITIATIVER25GM059994 · NIGMS · MEHARRY MEDICAL COLLEGE · PI MOTLEY-JOHNSON, EVANGELINE D · 1999 to 2021
$23.0M
Translational Pathology CoreU54CA163069 · NCI · MEHARRY MEDICAL COLLEGE · PI BALLARD, BILLY RAY · 2011 to 2025
$18.8M
Meharry RCMI Program in Women's Health ResearchG12MD007586 · NIMHD · MEHARRY MEDICAL COLLEGE · PI HILDRETH, JAMES E · 2012 to 2016
$7.8M
Minority Institution Research Training ProgramT32HL007735 · NHLBI · MEHARRY MEDICAL COLLEGE · PI ADUNYAH, SAMUEL EVANS · 1992 to 2014
$2.9M
Mechanisms for Benzo(a)pyrene-Induced Colon Cancer Exacerbation by Dietary FatR01CA142845 · NCI · MEHARRY MEDICAL COLLEGE · PI RAMESH, ARAMANDLA · 2010 to 2013
$1.2M
NCI NIH HHS P50 CA095103NCI NIH HHS R01 CA142845NCI NIH HHS U54 CA163069NHLBI NIH HHS T32 HL007735NIGMS NIH HHS R25 GM059994NIMHD NIH HHS G12 MD007586NIMHD NIH HHS U54 MD007593
6 · The paper itself

Abstract

Consumption of Western diet (WD), contaminated with environmental toxicants, has been implicated as one of the risk factors for sporadic colon cancer. Our earlier studies using a mouse model revealed that compared to unsaturated dietary fat, the saturated dietary fat exacerbated the development of colon tumors caused by B(a)P. The objective of this study was to study how WD potentiates B(a)P-induced colon carcinogenesis in the adult male rats that carry a mutation in the Apc locus - the polyposis in the rat colon (PIRC) rats. Groups of PIRC rats were fed with AIN-76A standard diet (RD) or Western diet (WD) and received 25, 50, or 100 μg B(a)P/kg body weight (wt) via oral gavage for 60 days. Subsequent to exposure, rats were euthanized; colons were retrieved and preserved in 10% formalin for counting the polyp numbers, measuring the polyp size, and histological analyses. Blood samples were collected and concentrations of cholesterol, triglycerides, glucose, insulin and leptin were measured. Rats that received WD + B(a)P showed increased levels of cholesterol, triglycerides, and leptin in comparison to RD + B(a)P groups or controls. The colon tumor numbers showed a B(a)P dose-response relationship. Adenomas with high grade dysplasia were prominent in B(a)P + WD rats compared to B(a)P + RD rats and controls (p < 0.05). The larger rat model system used in this study allows for studying more advanced tumor phenotypes over a longer duration and delineating the role of diet - toxicant interactions in sporadic colon tumor development.

Indexed as

AnimalsBenzo(a)pyreneCarcinogensColonic NeoplasmsDiet, WesternDisease Models, AnimalMaleRatsRats, Mutant StrainsBenzo(a)pyreneCarcinogensbenzo(a)pyrenecolon cancerPIRC ratpolypwestern diet

Identifiers

PMID26959117
PMCPMC5045369
OpenAlexW2298767719

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.