Analyzing the causal relationship between lipid-lowering drug target genes and epilepsy: a Mendelian randomization study

BackgroundPrevious research has yielded conflicting results on the link between epilepsy risk and lipid-lowering medications. The aim of this study is to determine whether the risk of epilepsy outcomes is causally related to lipid-lowering medications predicted by genetics.MethodsWe used genetic ins...

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Main Authors: Shicun Huang, Yuan Liu, Yi Zhang, Yiqing Wang, Ya Gao, Runnan Li, Lidong Yu, Xiaowei Hu, Qi Fang
Format: Article
Language:English
Published: Frontiers Media S.A. 2024-03-01
Series:Frontiers in Neurology
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fneur.2024.1331537/full
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author Shicun Huang
Yuan Liu
Yi Zhang
Yiqing Wang
Ya Gao
Runnan Li
Lidong Yu
Xiaowei Hu
Qi Fang
author_facet Shicun Huang
Yuan Liu
Yi Zhang
Yiqing Wang
Ya Gao
Runnan Li
Lidong Yu
Xiaowei Hu
Qi Fang
author_sort Shicun Huang
collection DOAJ
description BackgroundPrevious research has yielded conflicting results on the link between epilepsy risk and lipid-lowering medications. The aim of this study is to determine whether the risk of epilepsy outcomes is causally related to lipid-lowering medications predicted by genetics.MethodsWe used genetic instruments as proxies to the exposure of lipid-lowering drugs, employing variants within or near genes targeted by these drugs and associated with low-density lipoprotein cholesterol (LDL cholesterol) from a genome-wide association study. These variants served as controlling factors. Through drug target Mendelian randomization, we systematically assessed the impact of lipid-lowering medications, including HMG-CoA reductase (HMGCR) inhibitors, proprotein convertase subtilisin/kexin type 9 (PCSK9) inhibitors, and Niemann-Pick C1-like 1 (NPC1L1) inhibitors, on epilepsy.ResultsThe analysis demonstrated that a higher expression of HMGCR was associated with an elevated risk of various types of epilepsy, including all types (OR = 1.17, 95% CI:1.03 to 1.32, p = 0.01), focal epilepsy (OR = 1.24, 95% CI:1.08 to 1.43, p = 0.003), and focal epilepsy documented with lesions other than hippocampal sclerosis (OR = 1.05, 95% CI: 1.01 to 1.10, p = 0.02). The risk of juvenile absence epilepsy (JAE) was also associated with higher expression of PCSK9 (OR = 1.06, 95% CI: 1.02 to 1.09, p = 0.002). For other relationships, there was no reliable supporting data available.ConclusionThe drug target MR investigation suggests a possible link between reduced epilepsy vulnerability and HMGCR and PCSK9 inhibition.
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spelling doaj.art-37defd1c4c6440478ce69108f93829012024-03-08T04:42:57ZengFrontiers Media S.A.Frontiers in Neurology1664-22952024-03-011510.3389/fneur.2024.13315371331537Analyzing the causal relationship between lipid-lowering drug target genes and epilepsy: a Mendelian randomization studyShicun Huang0Yuan Liu1Yi Zhang2Yiqing Wang3Ya Gao4Runnan Li5Lidong Yu6Xiaowei Hu7Qi Fang8Department of Neurology, First Affiliated Hospital of Soochow University, Suzhou, ChinaDepartment of Neurology, Suzhou Ninth People’s Hospital, Suzhou, ChinaDepartment of Neurology, The Affiliated Changzhou NO.2 People’s Hospital of Nanjing Medical University, Changzhou, ChinaDepartment of Neurology, First Affiliated Hospital of Soochow University, Suzhou, ChinaDepartment of Neurology, Suzhou Guangci Cancer Hospital, Suzhou, ChinaDepartment of Neurology, The Dushu Lake Hospital of Soochow University, Suzhou, ChinaDepartment of Neurology, The Affiliated Taizhou Second People’s Hospital of Yangzhou University, Yangzhou, ChinaDepartment of Neurology, First Affiliated Hospital of Soochow University, Suzhou, ChinaDepartment of Neurology, First Affiliated Hospital of Soochow University, Suzhou, ChinaBackgroundPrevious research has yielded conflicting results on the link between epilepsy risk and lipid-lowering medications. The aim of this study is to determine whether the risk of epilepsy outcomes is causally related to lipid-lowering medications predicted by genetics.MethodsWe used genetic instruments as proxies to the exposure of lipid-lowering drugs, employing variants within or near genes targeted by these drugs and associated with low-density lipoprotein cholesterol (LDL cholesterol) from a genome-wide association study. These variants served as controlling factors. Through drug target Mendelian randomization, we systematically assessed the impact of lipid-lowering medications, including HMG-CoA reductase (HMGCR) inhibitors, proprotein convertase subtilisin/kexin type 9 (PCSK9) inhibitors, and Niemann-Pick C1-like 1 (NPC1L1) inhibitors, on epilepsy.ResultsThe analysis demonstrated that a higher expression of HMGCR was associated with an elevated risk of various types of epilepsy, including all types (OR = 1.17, 95% CI:1.03 to 1.32, p = 0.01), focal epilepsy (OR = 1.24, 95% CI:1.08 to 1.43, p = 0.003), and focal epilepsy documented with lesions other than hippocampal sclerosis (OR = 1.05, 95% CI: 1.01 to 1.10, p = 0.02). The risk of juvenile absence epilepsy (JAE) was also associated with higher expression of PCSK9 (OR = 1.06, 95% CI: 1.02 to 1.09, p = 0.002). For other relationships, there was no reliable supporting data available.ConclusionThe drug target MR investigation suggests a possible link between reduced epilepsy vulnerability and HMGCR and PCSK9 inhibition.https://www.frontiersin.org/articles/10.3389/fneur.2024.1331537/fulllipid-lowering medicationsepilepsydrug target Mendelian randomizationcausalgeneticlipid metabolism
spellingShingle Shicun Huang
Yuan Liu
Yi Zhang
Yiqing Wang
Ya Gao
Runnan Li
Lidong Yu
Xiaowei Hu
Qi Fang
Analyzing the causal relationship between lipid-lowering drug target genes and epilepsy: a Mendelian randomization study
Frontiers in Neurology
lipid-lowering medications
epilepsy
drug target Mendelian randomization
causal
genetic
lipid metabolism
title Analyzing the causal relationship between lipid-lowering drug target genes and epilepsy: a Mendelian randomization study
title_full Analyzing the causal relationship between lipid-lowering drug target genes and epilepsy: a Mendelian randomization study
title_fullStr Analyzing the causal relationship between lipid-lowering drug target genes and epilepsy: a Mendelian randomization study
title_full_unstemmed Analyzing the causal relationship between lipid-lowering drug target genes and epilepsy: a Mendelian randomization study
title_short Analyzing the causal relationship between lipid-lowering drug target genes and epilepsy: a Mendelian randomization study
title_sort analyzing the causal relationship between lipid lowering drug target genes and epilepsy a mendelian randomization study
topic lipid-lowering medications
epilepsy
drug target Mendelian randomization
causal
genetic
lipid metabolism
url https://www.frontiersin.org/articles/10.3389/fneur.2024.1331537/full
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