Evidence map›Paper›PMID 24510435›Full record

ArticleCancer2014

Vitamin D receptor FokI gene polymorphisms may be associated with colorectal cancer among African American and Hispanic participants.

Marianna Sarkissyan, Yanyuan Wu, Zujian Chen, Dhruva K Mishra, Suren Sarkissyan, Ioannis Giannikopoulos, Jaydutt V Vadgama

Open access · bronzeAbstract read
In one paragraph

Article in Cancer, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed, 1 pooled it
3.2field-weighted citation impact, top 9% 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

24 citing papers in PubMed, 1 synthesis or guideline pooled it, 46 citations in OpenAlex.

  1. Pooled it
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  10. The Most Common Vitamin D Receptor Polymorphisms (Children (Basel, Switzerland) · 2021
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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

7 authors at 3 institutions in 1 country.

Marianna SarkissyanDivision of Cancer Research and Training, Center to Eliminate Cancer Health Disparities, Department of Internal Medicine, Charles R. Drew University of Medicine and Science, Los Angeles, California.
Yanyuan Wu
Zujian Chen
Dhruva K Mishra
Suren Sarkissyan
Ioannis Giannikopoulos
Jaydutt V Vadgama
Charles R. Drew University of Medicine and Science · USUCLA Jonsson Comprehensive Cancer CenterUniversity of California, Los Angeles · US

Funding

Women's Cancer ProgramP30CA015083 · NCI · MAYO CLINIC ROCHESTER · PI AKHILESH PANDEY · 1985 to 2026
$151.3M
Workshop for Junior Biostatisticians in Health ResearchU54MD007598 · NIMHD · CHARLES R. DREW UNIVERSITY OF MED & SCI · PI Ali Andalibi, Jose A Torres-Ruiz · 2012 to 2026
$60.0M
UCLA Clinical and Translational Science InstituteUL1TR000124 · NCATS · UNIVERSITY OF CALIFORNIA LOS ANGELES · PI DUBINETT, STEVEN M. · 2012 to 2015
$57.0M
Supporting African American Churches to Promote Cancer ScreeningU54CA143931 · NCI · CHARLES R. DREW UNIVERSITY OF MED & SCI · PI VADGAMA, JAYDUTT V. · 2009 to 2022
$19.7M
The CDU-Clinical Research Education and Career Development ProgramR25MD007610 · NIMHD · CHARLES R. DREW UNIVERSITY OF MED & SCI · PI Roberto Balbino Vargas · 2012 to 2026
$7.8M
Training and Mentoring ProgramsU54CA143930 · NCI · UNIVERSITY OF CALIFORNIA LOS ANGELES · PI PIETRAS, RICHARD JOSEPH · 2009 to 2020
$7.5M
Drew/UCLA Cancer Partnership ProgramU56CA101599 · NCI · CHARLES R. DREW UNIVERSITY OF MED &SCI · PI VADGAMA, JAYDUTT V. · 2003 to 2009
$1.3M
NCATS NIH HHS UL1 TR000124NCATS NIH HHS UL1TR000124NCI NIH HHS CA15083-25S3NCI NIH HHS N01 CA015083NCI NIH HHS P30 CA015083NCI NIH HHS U54CA14393NCI NIH HHS U54 CA143930NCI NIH HHS U54 CA143931NCI NIH HHS U56 CA101599NCI NIH HHS U56CA101599-01NIMHD NIH HHS 5MD007610NIMHD NIH HHS R25 MD007610NIMHD NIH HHS U54 MD007598NIMHD NIH HHS U54MD007598
6 · The paper itself

Abstract

backgroundVitamin D plays a role in cancer tumorogenesis and acts through the vitamin D receptor (VDR). Although African Americans have the lowest serum vitamin D levels, supplementation has not yielded a significant improvement in cancer. Gene polymorphisms in VDR may play a role. There is a dearth of information on VDR gene polymorphisms and colorectal cancer (CRC) among under-represented ethnic groups. In this study, the authors examined whether VDR gene single nucleotide polymorphisms (SNPs) were associated with CRC in predominately African American and Hispanic study participants.

methodsBlood samples were collected from 378 participants, including a group of 78 patients with CRC (cases), a group of 230 noncancer participants without polyps (controls without polyps), and a group of 70 noncancer participants with polyps (controls with polyps). The 4 polymorphic SNPs in VDR (FokI, BsmI, TaqI, and ApaI) were assessed using the polymerase chain reaction-restriction fragment length polymorphism method.

resultsThere was a significant association of the VDR-FokI FF genotype with CRC cases (odds ratio, 2.9; P= .036) compared with the controls without polyps. The most common VDR-FokI genotype in the overall study population was the FF genotype (46%). However, upon breakdown by ethnicity, the FF genotype was the most common in African American participants (61%), and the Ff genotype was the most common in Hispanic/Latino participants (49%). When the association was assessed in a multivariate model, there was no significant association with any VDR polymorphism and CRC cases (P> .05). The other 3 polymorphic variants of VDR (BsmI, TaqI, and ApaI) were not associated with CRC.

conclusionsThe results from this study suggest that genetic variation of the VDR-FokI SNPs may influence CRC risk, particularly in African American cohorts.

Indexed as

Black or African AmericanCase-Control StudiesCohort StudiesColorectal NeoplasmsFemaleGenotypeHaplotypesHispanic or LatinoHumansMaleMiddle AgedMultivariate AnalysisPolymerase Chain ReactionPolymorphism, Restriction Fragment LengthPolymorphism, Single NucleotideReceptors, CalcitriolReceptors, CalcitriolAfrican Americancolorectal cancergenetic polymorphismHispanicvitamin D receptor

Identifiers

PMID24510435
PMCPMC3999299
OpenAlexW1541585098

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.