Association between Lys198Asn polymorphism of endothelin‐1 gene and ischemic stroke: A meta‐analysis

Abstract Background Endothelin (ET)‐1 is a potent vasoconstrictor peptide produced by endothelial cells and associated with vascular dysfunction and cardiovascular disease. Lys198Asn is a single‐nucleotide polymorphism (SNP) of gene encoding ET‐1 (EDN1). It is hypothesized that it might have a role...

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Main Authors: Gaurav Nepal, Rajeev Ojha, Hari Prasad Dulal, Binod Kumar Yadav
Format: Article
Language:English
Published: Wiley 2019-10-01
Series:Brain and Behavior
Subjects:
Online Access:https://doi.org/10.1002/brb3.1424
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author Gaurav Nepal
Rajeev Ojha
Hari Prasad Dulal
Binod Kumar Yadav
author_facet Gaurav Nepal
Rajeev Ojha
Hari Prasad Dulal
Binod Kumar Yadav
author_sort Gaurav Nepal
collection DOAJ
description Abstract Background Endothelin (ET)‐1 is a potent vasoconstrictor peptide produced by endothelial cells and associated with vascular dysfunction and cardiovascular disease. Lys198Asn is a single‐nucleotide polymorphism (SNP) of gene encoding ET‐1 (EDN1). It is hypothesized that it might have a role in altering ET‐1 and ultimately leading to vascular dysfunction and ischemic stroke. We therefore conducted a meta‐analysis to investigate the association between Lys198Asn polymorphism of EDN1 gene and susceptibility of ischemic stroke. Methods This meta‐analysis was conducted according to the guidance of the Preferred Reporting Items for Systematic Reviews and Meta‐Analyses (PRISMA) statement. We searched PubMed, Google Scholar, Embase, Web of Science, J‐STAGE, and China National Knowledge Infrastructure (CNKI) for relevant studies. The association between Lys198Asn polymorphism and ischemic stroke susceptibility was evaluated by calculating the pooled ORs and 95% CIs. Results Our analysis included 1,291 cases and 2,513 controls. Meta‐analysis established a significant association between Lys198Asn SNP of EDN1 gene and ischemic stroke when assuming either recessive model (OR: 1.30; 95% CI: 1.02–1.65; p = .03; I2 = 41%) or dominant model (OR: 1.48; 95% CI: 1.24–1.76; p < .001; I2 = 61%). There was no evidence of publication bias in either of the recessive model (Egger test: p = .23; Begg test: p = .85) or dominant model (Egger test: p = .79; Begg test: p = .85). A subgroup analysis based on subtypes of ischemic stroke showed that Lys198Asn SNP was only associated with large vessel infarction but not with lacunar infarction caused by small vessel disease. A subgroup analysis based on ethnicity revealed that the Lys198Asn polymorphism of the EDN1 gene was associated with ischemic stroke only in Caucasians. Conclusions The present meta‐analysis suggests that Lys198Asn polymorphism of EDN1 gene is associated with an increased risk for ischemic stroke.
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spelling doaj.art-0988618c435b4029bac1c0c27aac39a52022-12-22T00:15:10ZengWileyBrain and Behavior2162-32792019-10-01910n/an/a10.1002/brb3.1424Association between Lys198Asn polymorphism of endothelin‐1 gene and ischemic stroke: A meta‐analysisGaurav Nepal0Rajeev Ojha1Hari Prasad Dulal2Binod Kumar Yadav3Maharajgunj Medical Campus Tribhuvan University Institute of Medicine Kathmandu NepalDepartment of Neurology Maharajgunj Medical Campus Tribhuvan University Institute of Medicine Kathmandu NepalDepartment of Biochemistry Chitwan Medical College Bharatpur NepalDepartment of Biochemistry Maharajgunj Medical Campus Tribhuvan University Institute of Medicine Kathmandu NepalAbstract Background Endothelin (ET)‐1 is a potent vasoconstrictor peptide produced by endothelial cells and associated with vascular dysfunction and cardiovascular disease. Lys198Asn is a single‐nucleotide polymorphism (SNP) of gene encoding ET‐1 (EDN1). It is hypothesized that it might have a role in altering ET‐1 and ultimately leading to vascular dysfunction and ischemic stroke. We therefore conducted a meta‐analysis to investigate the association between Lys198Asn polymorphism of EDN1 gene and susceptibility of ischemic stroke. Methods This meta‐analysis was conducted according to the guidance of the Preferred Reporting Items for Systematic Reviews and Meta‐Analyses (PRISMA) statement. We searched PubMed, Google Scholar, Embase, Web of Science, J‐STAGE, and China National Knowledge Infrastructure (CNKI) for relevant studies. The association between Lys198Asn polymorphism and ischemic stroke susceptibility was evaluated by calculating the pooled ORs and 95% CIs. Results Our analysis included 1,291 cases and 2,513 controls. Meta‐analysis established a significant association between Lys198Asn SNP of EDN1 gene and ischemic stroke when assuming either recessive model (OR: 1.30; 95% CI: 1.02–1.65; p = .03; I2 = 41%) or dominant model (OR: 1.48; 95% CI: 1.24–1.76; p < .001; I2 = 61%). There was no evidence of publication bias in either of the recessive model (Egger test: p = .23; Begg test: p = .85) or dominant model (Egger test: p = .79; Begg test: p = .85). A subgroup analysis based on subtypes of ischemic stroke showed that Lys198Asn SNP was only associated with large vessel infarction but not with lacunar infarction caused by small vessel disease. A subgroup analysis based on ethnicity revealed that the Lys198Asn polymorphism of the EDN1 gene was associated with ischemic stroke only in Caucasians. Conclusions The present meta‐analysis suggests that Lys198Asn polymorphism of EDN1 gene is associated with an increased risk for ischemic stroke.https://doi.org/10.1002/brb3.1424cerebral infarctionEDN1endothelin‐1ischemic strokeK198NLys198Asn
spellingShingle Gaurav Nepal
Rajeev Ojha
Hari Prasad Dulal
Binod Kumar Yadav
Association between Lys198Asn polymorphism of endothelin‐1 gene and ischemic stroke: A meta‐analysis
Brain and Behavior
cerebral infarction
EDN1
endothelin‐1
ischemic stroke
K198N
Lys198Asn
title Association between Lys198Asn polymorphism of endothelin‐1 gene and ischemic stroke: A meta‐analysis
title_full Association between Lys198Asn polymorphism of endothelin‐1 gene and ischemic stroke: A meta‐analysis
title_fullStr Association between Lys198Asn polymorphism of endothelin‐1 gene and ischemic stroke: A meta‐analysis
title_full_unstemmed Association between Lys198Asn polymorphism of endothelin‐1 gene and ischemic stroke: A meta‐analysis
title_short Association between Lys198Asn polymorphism of endothelin‐1 gene and ischemic stroke: A meta‐analysis
title_sort association between lys198asn polymorphism of endothelin 1 gene and ischemic stroke a meta analysis
topic cerebral infarction
EDN1
endothelin‐1
ischemic stroke
K198N
Lys198Asn
url https://doi.org/10.1002/brb3.1424
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