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Accès ouvert déclaré 2023 preprint

Multi-ancestry genome-wide meta-analysis of 56,241 individuals identifies LRRC4C, LHX5-AS1 and nominates ancestry-specific loci PTPRK , GRB14 , and KIAA0825 as novel risk loci for Alzheimer’s disease: the Alzheimer’s Disease Genetics Consortium

11Citations signalées, ce qui n’est pas une note de qualité
93Institutions déclarées
3Pays d’affiliation déclarés

Rattachement africain : us, gb, ca. Niveau de preuve : code pays fourni par la source.

Le résumé fourni par la source

ABSTRACT Limited ancestral diversity has impaired our ability to detect risk variants more prevalent in non-European ancestry groups in genome-wide association studies (GWAS). We constructed and analyzed a multi-ancestry GWAS dataset in the Alzheimer’s Disease (AD) Genetics Consortium (ADGC) to test for novel shared and ancestry-specific AD susceptibility loci and evaluate underlying genetic architecture in 37,382 non-Hispanic White (NHW), 6,728 African American, 8,899 Hispanic (HIS), and 3,232 East Asian individuals, performing within-ancestry fixed-effects meta-analysis followed by a cross-ancestry random-effects meta-analysis. We identified 13 loci with cross-ancestry associations including known loci at/near CR1 , BIN1 , TREM2 , CD2AP , PTK2B , CLU , SHARPIN , MS4A6A , PICALM , ABCA7 , APOE and two novel loci not previously reported at 11p12 ( LRRC4C ) and 12q24.13 ( LHX5-AS1 ). Reflecting the power of diverse ancestry in GWAS, we observed the SHARPIN locus using 7.1% the sample size of the original discovering single-ancestry GWAS (n=788,989). We additionally identified three GWS ancestry-specific loci at/near ( PTPRK ( P =2.4×10 -8 ) and GRB14 ( P =1.7×10 -8 ) in HIS), and KIAA0825 ( P =2.9×10 -8 in NHW). Pathway analysis implicated multiple amyloid regulation pathways (strongest with P adjusted =1.6×10 -4 ) and the classical complement pathway ( P adjusted =1.3×10 -3 ). Genes at/near our novel loci have known roles in neuronal development ( LRRC4C, LHX5-AS1 , and PTPRK ) and insulin receptor activity regulation ( GRB14 ). These findings provide compelling support for using traditionally-underrepresented populations for gene discovery, even with smaller sample sizes.

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Le contrôle bibliographique ouvert

DOI retrouvé dans Crossref DOI retrouvé, mais le titre doit être comparé manuellement.

Titre Crossref
Multi-ancestry genome-wide meta-analysis of 56,241 individuals identifies <i>LRRC4C, LHX5-AS1</i> and nominates ancestry-specific loci <i>PTPRK</i> , <i>GRB14</i> , and <i>KIAA0825</i> as novel risk loci for Alzheimer’s disease: the Alzheimer’s Disease Genetics Consortium
Date Crossref
08/07/2023
Éditeur
openRxiv
Type
posted-content

Ce recoupement confirme des métadonnées liées au DOI. Il ne confirme ni la méthode ni les conclusions de l’étude, et il ne compte pas comme une seconde source scientifique indépendante.

Les institutions déclarées

University of MiamiDr. John T. Macdonald FoundationCase Western Reserve UniversityColumbia UniversityUniversity of PennsylvaniaBoston UniversityCleveland ClinicLou Ruvo Brain InstituteUniversity of KentuckyThe University of Texas Southwestern Medical CenterThe University of Texas at AustinJohns Hopkins UniversityUniversity of MichiganVA Ann Arbor Healthcare SystemGeriatric Research Education and Clinical CenterMichigan MedicineJacksonville CollegeMayo Clinic in FloridaUniversity of North TexasUniversity of North Texas Health Science CenterIndiana University School of MedicineIndiana University – Purdue University IndianapolisUniversity of Wisconsin–MadisonRush University Medical CenterBanner Sun Health Research InstituteUniversity of PittsburghUniversity of WashingtonHope Center for Neurological DisordersVA Puget Sound Health Care SystemHarvard UniversityMassachusetts General HospitalMayo ClinicSwedish Medical CenterUniversity of California, San FranciscoUniversity of California San DiegoDuke UniversityUniversity of Kansas Medical CenterIcahn School of Medicine at Mount SinaiWashington University in St. LouisUniversity of South FloridaUSF Health Byrd Alzheimer's InstituteFred Hutch Cancer CenterBruce W. Carter VA Medical CenterUniversity of North Carolina at Chapel HillUniversity of California, Los AngelesUniversity of Southern CaliforniaWake Forest UniversityUniversity of California, IrvineBaylor College of MedicineUniversity Memory and Aging CenterColumbia University Irving Medical CenterUniversity of California, DavisTexas Tech UniversityTexas Tech University Health Sciences CenterMount Sinai Medical CenterUniversity of Alabama at BirminghamNew York UniversityEmory UniversityBrigham and Women's HospitalMass General BrighamChildren's Hospital of PhiladelphiaUniversity College LondonStanford UniversityVanderbilt University Medical CenterTranslational Genomics Research InstituteNeurological SurgeryUniversity of Washington Medical CenterAlzheimer’s Disease Neuroimaging InitiativeAlbert Einstein College of MedicineBrigham Young UniversityOregon Health & Science UniversityPortland VA Medical CenterKaiser Permanente Washington Health Research InstituteNational Center for PTSDNorthwestern UniversityPfizer (United States)The University of Texas at San Antonio Health Science CenterUniversity of Colorado DenverAlzheimer's AssociationUniversity of ArizonaBanner Alzheimer’s InstituteArizona Alzheimer’s ConsortiumAlzheimer's Drug Discovery FoundationUniversity of TorontoOccupational Cancer Research CentreInstitute for Neurodegenerative DisordersThe University of Texas Health Science Center at HoustonUniversity of CambridgeTexas A&M Health Science CenterBaylor Scott & White HealthTexas A&M UniversityYale UniversityRenaissance Computing Institute

Une affiliation ne permet pas de déduire la nationalité d’un auteur.

Les sujets associés

Genetic Associations and EpidemiologyEpigenetics and DNA MethylationBioinformatics and Genomic Networks

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