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Accès ouvert déclaré 2026 article

Genetic modifiers of APOE-ε4-associated cognitive decline

3Citations signalées — pas une note de qualité
124Institutions déclarées
7Pays d’affiliation déclarés

Résumé fourni par la source

The APOE-ε4 allele is the strongest genetic risk factor for late-onset Alzheimer's disease. However, APOE-ε4 is not deterministic, highlighting the need to identify additional genetic and environmental factors. APOE-ε4 has been linked to accelerated cognitive decline, so we sought to investigate genetic factors that modify APOE-ε4-associated cognitive decline. We conduct cross-ancestry APOE-ε4-stratified and interaction GWAS using harmonized cognitive data from 32,778 participants, including 29,354 non-Hispanic White and 3,424 non-Hispanic Black individuals. Our primary outcome is late-life cognition, measured using harmonized composite scores for memory, executive function, and language, modeled as continuous traits reflecting both normative cognitive aging and disease-related decline. We identify two genome-wide significant loci in APOE-ε4 carriers, reaching genome-wide significance for executive function. These loci also demonstrate nominal associations across the other domains, suggesting broad effects on cognition. In non-carriers, we identify a genome-wide significant association at ITGB8 restricted to executive function, and another locus associated with language. We further link these loci to SEMA6D, GRIN3A, and ITGB8 through expression and methylation databases. Post-GWAS analyses implicate additional genes including SLCO1A2, and DNAH11. Genetic correlation analyses reveal differences by APOE-ε4 status for immune-related traits, suggesting immune-related predispositions may exacerbate cognitive risk in APOE-ε4 carriers.

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Contrôle bibliographique ouvert

DOI retrouvé dans Crossref DOI retrouvé ; titre concordant.

Titre Crossref
Genetic modifiers of APOE-ε4-associated cognitive decline
Date Crossref
20/02/2026
Éditeur
Springer Science and Business Media LLC
Type
journal-article

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

Institutions déclarées

Vanderbilt University Medical CenterUniversity of WashingtonVA Puget Sound Health Care SystemGeriatric Research Education and Clinical CenterBoston UniversityCase Western Reserve UniversityUniversity of MiamiDr. John T. Macdonald FoundationWashington University in St. LouisUniversity of PennsylvaniaInstitute on AgingNational Institute on AgingUniversity of California, San FranciscoThe University of Texas Southwestern Medical CenterUniversity of Southern CaliforniaMayo Clinic in ArizonaUniversity of California, BerkeleyUniversity of California, DavisBrigham and Women's HospitalHarvard UniversityJanssen (United States)Stanford UniversityUniversity of California San DiegoUniversity of LondonUniversity of MichiganUniversity of UtahTranslational Genomics Research InstituteBanner Alzheimer’s InstituteUniversity of PittsburghIndiana University School of MedicineIndiana University – Purdue University IndianapolisUniversity of California, IrvineMDS Associates (United States)General Electric (United States)Brown UniversityNational Institutes of HealthOregon Health & Science UniversityTexas Tech UniversityGeorgetown UniversityGeorgetown University Medical CenterTexas Tech University Health Sciences CenterBaylor College of MedicineColumbia University Irving Medical CenterUniversity Memory and Aging CenterUniversity of Alabama at BirminghamIcahn School of Medicine at Mount SinaiRush University Medical CenterMount Sinai Medical CenterJohns Hopkins UniversityNew York UniversityDuke Medical CenterMassachusetts General HospitalUniversity of KentuckyUniversity of Rochester MedicineEmory UniversityUniversity of Kansas Medical CenterUniversity of California, Los AngelesWinnMedMayo Clinic in FloridaYale UniversityJewish General HospitalMcGill UniversitySunnybrook Health Science CentreHealth Sciences CentreUniversity of British ColumbiaSt Joseph's Health CareNorthwestern UniversityPremiere Research InstituteBanner Sun Health Research InstituteHoward UniversityHematology Oncology Associates of Central New YorkCentral New York Research CorporationLondon Health Sciences CentreParkwood InstituteUniversity of Wisconsin–MadisonBeckman Laser Institute and Medical ClinicDent Neurologic InstituteThe Ohio State UniversityAlbany Medical Center HospitalHartford HospitalDartmouth–Hitchcock Medical CenterWake Forest UniversityProvidence CollegeRhode Island HospitalButler HospitalMedical University of South CarolinaNathan Kline Institute for Psychiatric ResearchUniversity of IowaCornell UniversityUniversity of South FloridaUSF Health Byrd Alzheimer's InstituteChildren's Hospital of PhiladelphiaCleveland ClinicLou Ruvo Brain InstituteBrigham Young UniversityThe University of Texas at San Antonio Health Science CenterUniversity of North Carolina at Chapel HillRenaissance Computing InstituteUniversity of North TexasUniversity of North Texas Health Science CenterDuke UniversityAlbert Einstein College of MedicineThe University of Texas at AustinHope Center for Neurological DisordersBloomberg (United States)Veterans Health AdministrationThe University of Texas Health Science Center at HoustonColumbia UniversityUniversity College LondonBruce W. Carter VA Medical CenterOccupational Cancer Research CentreChosun UniversityErasmus MCSeoul National UniversityMonash UniversityNew York Genome CenterNorthwell HealthUniversity of IcelandUniversity of OxfordUniformed Services University of the Health SciencesVan Andel InstituteNorth Carolina State UniversityLehigh UniversityJohns Hopkins Medicine

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Sujets associés

Dementia and Cognitive Impairment ResearchGenetic Associations and EpidemiologyAlzheimer's disease research and treatments

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