X-chromosome variants are associated with aldosterone producing adenomas

Abstract Aldosterone-producing adenomas (APAs) are a major cause of primary aldosteronism (PA) and are characterized by constitutively producing aldosterone, which leads to hypertension. Several mutations have been identified in ion channels or ion channel-associated genes that result in APAs. To da...

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Autores principales: Ravi Kumar Dutta, Malin Larsson, Thomas Arnesen, Anette Heie, Martin Walz, Piero Alesina, Oliver Gimm, Peter Söderkvist
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Publicado: Nature Portfolio 2021
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spelling oai:doaj.org-article:4f78aad9b98748638c71ffa0c79235012021-12-02T15:45:27ZX-chromosome variants are associated with aldosterone producing adenomas10.1038/s41598-021-89986-82045-2322https://doaj.org/article/4f78aad9b98748638c71ffa0c79235012021-05-01T00:00:00Zhttps://doi.org/10.1038/s41598-021-89986-8https://doaj.org/toc/2045-2322Abstract Aldosterone-producing adenomas (APAs) are a major cause of primary aldosteronism (PA) and are characterized by constitutively producing aldosterone, which leads to hypertension. Several mutations have been identified in ion channels or ion channel-associated genes that result in APAs. To date, no studies have used a genome-wide association study (GWAS) approach to search for predisposing loci for APAs. Thus, we investigated Scandinavian APA cases (n = 35) and Swedish controls (n = 60) in a GWAS and discovered a susceptibility locus on chromosome Xq13.3 (rs2224095, OR = 7.9, 95% CI = 2.8–22.4, P = 1 × 10–7) in a 4-Mb region that was significantly associated with APA. Direct genotyping of sentinel SNP rs2224095 in a replication cohort of APAs (n = 83) and a control group (n = 740) revealed persistently strong significance (OR = 6.1, 95% CI = 3.5–10.6, p < 0.0005). We sequenced an adjacent gene, MAGEE1, of the sentinel SNP and identified a rare variant in one APA, p.Gly327Glu, which is complementary to other mutations in our primary cohort. Expression quantitative trait loci (eQTL) were investigated on the X-chromosome, and 24 trans-eQTL were identified. Some of the genes identified by trans-eQTL point towards a novel mechanistic explanation for the association of the SNPs with APAs. In conclusion, our study provides further insights into the genetic basis of APAs.Ravi Kumar DuttaMalin LarssonThomas ArnesenAnette HeieMartin WalzPiero AlesinaOliver GimmPeter SöderkvistNature PortfolioarticleMedicineRScienceQENScientific Reports, Vol 11, Iss 1, Pp 1-8 (2021)
institution DOAJ
collection DOAJ
language EN
topic Medicine
R
Science
Q
spellingShingle Medicine
R
Science
Q
Ravi Kumar Dutta
Malin Larsson
Thomas Arnesen
Anette Heie
Martin Walz
Piero Alesina
Oliver Gimm
Peter Söderkvist
X-chromosome variants are associated with aldosterone producing adenomas
description Abstract Aldosterone-producing adenomas (APAs) are a major cause of primary aldosteronism (PA) and are characterized by constitutively producing aldosterone, which leads to hypertension. Several mutations have been identified in ion channels or ion channel-associated genes that result in APAs. To date, no studies have used a genome-wide association study (GWAS) approach to search for predisposing loci for APAs. Thus, we investigated Scandinavian APA cases (n = 35) and Swedish controls (n = 60) in a GWAS and discovered a susceptibility locus on chromosome Xq13.3 (rs2224095, OR = 7.9, 95% CI = 2.8–22.4, P = 1 × 10–7) in a 4-Mb region that was significantly associated with APA. Direct genotyping of sentinel SNP rs2224095 in a replication cohort of APAs (n = 83) and a control group (n = 740) revealed persistently strong significance (OR = 6.1, 95% CI = 3.5–10.6, p < 0.0005). We sequenced an adjacent gene, MAGEE1, of the sentinel SNP and identified a rare variant in one APA, p.Gly327Glu, which is complementary to other mutations in our primary cohort. Expression quantitative trait loci (eQTL) were investigated on the X-chromosome, and 24 trans-eQTL were identified. Some of the genes identified by trans-eQTL point towards a novel mechanistic explanation for the association of the SNPs with APAs. In conclusion, our study provides further insights into the genetic basis of APAs.
format article
author Ravi Kumar Dutta
Malin Larsson
Thomas Arnesen
Anette Heie
Martin Walz
Piero Alesina
Oliver Gimm
Peter Söderkvist
author_facet Ravi Kumar Dutta
Malin Larsson
Thomas Arnesen
Anette Heie
Martin Walz
Piero Alesina
Oliver Gimm
Peter Söderkvist
author_sort Ravi Kumar Dutta
title X-chromosome variants are associated with aldosterone producing adenomas
title_short X-chromosome variants are associated with aldosterone producing adenomas
title_full X-chromosome variants are associated with aldosterone producing adenomas
title_fullStr X-chromosome variants are associated with aldosterone producing adenomas
title_full_unstemmed X-chromosome variants are associated with aldosterone producing adenomas
title_sort x-chromosome variants are associated with aldosterone producing adenomas
publisher Nature Portfolio
publishDate 2021
url https://doaj.org/article/4f78aad9b98748638c71ffa0c7923501
work_keys_str_mv AT ravikumardutta xchromosomevariantsareassociatedwithaldosteroneproducingadenomas
AT malinlarsson xchromosomevariantsareassociatedwithaldosteroneproducingadenomas
AT thomasarnesen xchromosomevariantsareassociatedwithaldosteroneproducingadenomas
AT anetteheie xchromosomevariantsareassociatedwithaldosteroneproducingadenomas
AT martinwalz xchromosomevariantsareassociatedwithaldosteroneproducingadenomas
AT pieroalesina xchromosomevariantsareassociatedwithaldosteroneproducingadenomas
AT olivergimm xchromosomevariantsareassociatedwithaldosteroneproducingadenomas
AT petersoderkvist xchromosomevariantsareassociatedwithaldosteroneproducingadenomas
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