Evidence map›Paper›PMID 28716248›Full record

ArticleJournal of the neurological sciences2017

Interleukin-6 (IL-6) rs1800796 and cyclin dependent kinase inhibitor (CDKN2A/CDKN2B) rs2383207 are associated with ischemic stroke in indigenous West African Men.

Rufus Akinyemi, Donna K Arnett, Hemant K Tiwari, Bruce Ovbiagele, Fred Sarfo, Vinodh Srinivasasainagendra, Marguerite Ryan Irvin, Abiodun Adeoye, Rodney T Perry, Albert Akpalu and 20 more

Open access · greenAbstract read
In one paragraph

Article in Journal of the neurological sciences, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers, 4 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
29citing papers in PubMed, 4 pooled it
1.8field-weighted citation impact, top 16% 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

29 citing papers in PubMed, 4 syntheses or guidelines pooled it, 47 citations in OpenAlex.

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  6. Association between alcohol consumption and stroke in Nigeria and Ghana: A case-control study.International journal of stroke : official journal of the International Stroke Society · 2025
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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

30 authors at 16 institutions in 4 countries.

Rufus AkinyemiUniversity of Ibadan, Ibadan, Nigeria; Federal Medical Centre Abeokuta, Nigeria.
Donna K ArnettUniversity of Kentucky, KY, USA.
Hemant K TiwariUniversity of Alabama at Birmingham, Birmingham, USA.
Bruce OvbiageleMedical University of South Carolina, SC, USA.. Electronic address: ovibes@musc.edu.
Fred SarfoKwame Nkrumah University of Science and Technology, Kumasi, Ghana.
Vinodh SrinivasasainagendraUniversity of Alabama at Birmingham, Birmingham, USA.
Marguerite Ryan IrvinUniversity of Alabama at Birmingham, Birmingham, USA.
Abiodun AdeoyeUniversity of Ibadan, Ibadan, Nigeria.
Rodney T PerryUniversity of Alabama at Birmingham, Birmingham, USA.
Albert AkpaluUniversity of Ghana Medical School, Accra, Ghana.
Carolyn JenkinsMedical University of South Carolina, SC, USA.
Lukman OwolabiAminu Kano University Teaching Hospital, Kano, Nigeria.
Reginald ObiakoAhmadu Bello University Teaching Hospital, Zaria, Nigeria.
Kolawole WahabUniversity of Ilorin Teaching Hospital, Ilorin, Nigeria.
Emmanuel SanyaUniversity of Ilorin Teaching Hospital, Ilorin, Nigeria.
Morenikeji KomolafeObafemi Awolowo University Teaching Hospital, Ile-Ife, Nigeria.
Michael FawaleObafemi Awolowo University Teaching Hospital, Ile-Ife, Nigeria.
Philip AdebayoLadoke Akintola University Teaching Hospital, Ogbomosho, Nigeria.
Godwin OsaigbovoJos University Teaching Hospital, Jos, Nigeria.
Taofiki SunmonuFederal Medical Centre, Owo, Nigeria.
Paul OlowoyoFederal University Teaching Hospital Ido-Ekiti, Nigeria.
Innocent ChukwuonyeFederal Medical Centre, Umuahia, Nigeria.
Yahaya ObiaboDelta State University Teaching Hospital, Oghara, Nigeria.
Onoja AkpaUniversity of Ibadan, Ibadan, Nigeria.
Sylvia MelikamUniversity of Ibadan, Ibadan, Nigeria.
Raelle SaulsonMedical University of South Carolina, SC, USA.
Raj KalariaNewcastle University, Newcastle upon Tyne, UK.
Adesola OgunniyiUniversity of Ibadan, Ibadan, Nigeria.
Mayowa OwolabiUniversity of Ibadan, Ibadan, Nigeria; WFNR-Blossom Specialist Medical Center Ibadan, Nigeria.
SIREN Investigators
University of Ibadan · NGUniversity of Alabama at Birmingham · USEkiti State University · NGMedical University of South Carolina · USUniversity of Ilorin Teaching Hospital · NGAhmadu Bello University Teaching Hospital · NGAminu Kano Teaching Hospital · NGDelta State University · NGFederal Medical Centre · NGFederal Medical Centre · NGJos University Teaching Hospital · NGKwame Nkrumah University of Science and Technology · GHLadoke Akintola University of Technology · NGNewcastle University · GBUniversity of Ghana · GHUniversity of Kentucky · US

Funding

University of Alabama at Birmingham's Diabetes Research CenterP30DK079626 · NIDDK · UNIVERSITY OF ALABAMA AT BIRMINGHAM · PI BARBARA A GOWER · 2013 to 2026
$19.5M
Stroke Investigative Research & Educational Network (SIREN)U54HG007479 · NHGRI · COLLEGE OF MEDICINE, UNIVERSITY OF IBADAN · PI OVBIAGELE, BRUCE, OWOLABI, MAYOWA OJO · 2013 to 2017
$4.2M
NHGRI NIH HHS U54 HG007479NIDDK NIH HHS P30 DK079626
6 · The paper itself

Abstract

backgroundInherited genetic variations offer a possible explanation for the observed peculiarities of stroke in sub - Saharan African populations. Interleukin-6 polymorphisms have been previously associated with ischemic stroke in some non-African populations.

aimHerein we investigated, for the first time, the association of genetic polymorphisms of IL-6, CDKN2A- CDKN2B and other genes with ischemic stroke among indigenous West African participants in the Stroke Investigative Research and Education Network (SIREN) Study.

methodsTwenty-three previously identified single nucleotide polymorphisms (SNPs) in 14 genes of relevance to the neurobiology of ischemic stroke were investigated. Logistic regression models adjusting for known cardiovascular disease risk factors were constructed to assess the associations of the 23 SNPs in rigorously phenotyped cases (N=429) of ischemic stroke (Men=198; Women=231) and stroke- free (N=483) controls (Men=236; Women=247).

resultsInterleukin-6 (IL6) rs1800796 (C minor allele; frequency: West Africans=8.6%) was significantly associated with ischemic stroke in men (OR=2.006, 95% CI=[1.065, 3.777], p=0.031) with hypertension in the model but not in women. In addition, rs2383207 in CDKN2A/CDKN2B (minor allele A with frequency: West Africans=1.7%) was also associated with ischemic stroke in men (OR=2.550, 95% CI=[1.027, 6.331], p=0.044) with primary covariates in the model, but not in women. Polymorphisms in other genes did not show significant association with ischemic stroke.

conclusionPolymorphisms rs1800796 in IL6 gene and rs2383207 in CDKN2A/CDKN2B gene have significant associations with ischemic stroke in indigenous West African men. CDKN2A/CDKN2B SNP rs2383207 is independently associated with ischemic stroke in indigenous West African men. Further research should focus on the contributions of inflammatory genes and other genetic polymorphisms, as well as the influence of sex on the neurobiology of stroke in people of African ancestry.

Indexed as

Black PeopleBrain IschemiaCase-Control StudiesCyclin-Dependent Kinase Inhibitor p15Cyclin-Dependent Kinase Inhibitor p16Cyclin-Dependent Kinase Inhibitor p18FemaleGenetic Predisposition to DiseaseHumansInterleukin-6MaleMiddle AgedPolymorphism, Single NucleotideSex FactorsStrokeCDKN2A protein, humanCDKN2B protein, humanCyclin-Dependent Kinase Inhibitor p15Cyclin-Dependent Kinase Inhibitor p16Cyclin-Dependent Kinase Inhibitor p18IL6 protein, humanInterleukin-6Candidate geneCyclin dependent kinase inhibitorInterleukin-6Ischemic StrokeWest Africa

Identifiers

PMID28716248
PMCPMC5546618
OpenAlexW2619337459

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Registered trials

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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.