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

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.

Medienart:

E-Artikel

Erscheinungsjahr:

2023

Erschienen:

2023

Enthalten in:

Zur Gesamtaufnahme - year:2023

Enthalten in:

medRxiv : the preprint server for health sciences - (2023) vom: 08. Juli

Sprache:

Englisch

Beteiligte Personen:

Rajabli, Farid [VerfasserIn]
Benchek, Penelope [VerfasserIn]
Tosto, Giuseppe [VerfasserIn]
Kushch, Nicholas [VerfasserIn]
Sha, Jin [VerfasserIn]
Bazemore, Katrina [VerfasserIn]
Zhu, Congcong [VerfasserIn]
Lee, Wan-Ping [VerfasserIn]
Haut, Jacob [VerfasserIn]
Hamilton-Nelson, Kara L [VerfasserIn]
Wheeler, Nicholas R [VerfasserIn]
Zhao, Yi [VerfasserIn]
Farrell, John J [VerfasserIn]
Grunin, Michelle A [VerfasserIn]
Leung, Yuk Yee [VerfasserIn]
Kuksa, Pavel P [VerfasserIn]
Li, Donghe [VerfasserIn]
Lucio da Fonseca, Eder [VerfasserIn]
Mez, Jesse B [VerfasserIn]
Palmer, Ellen L [VerfasserIn]
Pillai, Jagan [VerfasserIn]
Sherva, Richard M [VerfasserIn]
Song, Yeunjoo E [VerfasserIn]
Zhang, Xiaoling [VerfasserIn]
Iqbal, Taha [VerfasserIn]
Pathak, Omkar [VerfasserIn]
Valladares, Otto [VerfasserIn]
Kuzma, Amanda B [VerfasserIn]
Abner, Erin [VerfasserIn]
Adams, Perrie M [VerfasserIn]
Aguirre, Alyssa [VerfasserIn]
Albert, Marilyn S [VerfasserIn]
Albin, Roger L [VerfasserIn]
Allen, Mariet [VerfasserIn]
Alvarez, Lisa [VerfasserIn]
Apostolova, Liana G [VerfasserIn]
Arnold, Steven E [VerfasserIn]
Asthana, Sanjay [VerfasserIn]
Atwood, Craig S [VerfasserIn]
Ayres, Gayle [VerfasserIn]
Baldwin, Clinton T [VerfasserIn]
Barber, Robert C [VerfasserIn]
Barnes, Lisa L [VerfasserIn]
Barral, Sandra [VerfasserIn]
Beach, Thomas G [VerfasserIn]
Becker, James T [VerfasserIn]
Beecham, Gary W [VerfasserIn]
Beekly, Duane [VerfasserIn]
Benitez, Bruno A [VerfasserIn]
Bennett, David [VerfasserIn]
Bertelson, John [VerfasserIn]
Bird, Thomas D [VerfasserIn]
Blacker, Deborah [VerfasserIn]
Boeve, Bradley F [VerfasserIn]
Bowen, James D [VerfasserIn]
Boxer, Adam [VerfasserIn]
Brewer, James [VerfasserIn]
Burke, James R [VerfasserIn]
Burns, Jeffrey M [VerfasserIn]
Buxbaum, Joseph D [VerfasserIn]
Cairns, Nigel J [VerfasserIn]
Cantwell, Laura B [VerfasserIn]
Cao, Chuanhai [VerfasserIn]
Carlson, Christopher S [VerfasserIn]
Carlsson, Cynthia M [VerfasserIn]
Carney, Regina M [VerfasserIn]
Carrasquillo, Minerva M [VerfasserIn]
Chasse, Scott [VerfasserIn]
Chesselet, Marie-Francoise [VerfasserIn]
Chin, Nathaniel A [VerfasserIn]
Chui, Helena C [VerfasserIn]
Chung, Jaeyoon [VerfasserIn]
Craft, Suzanne [VerfasserIn]
Crane, Paul K [VerfasserIn]
Cribbs, David H [VerfasserIn]
Crocco, Elizabeth A [VerfasserIn]
Cruchaga, Carlos [VerfasserIn]
Cuccaro, Michael L [VerfasserIn]
Cullum, Munro [VerfasserIn]
Darby, Eveleen [VerfasserIn]
Davis, Barbara [VerfasserIn]
De Jager, Philip L [VerfasserIn]
DeCarli, Charles [VerfasserIn]
DeToledo, John [VerfasserIn]
Dick, Malcolm [VerfasserIn]
Dickson, Dennis W [VerfasserIn]
Dombroski, Beth A [VerfasserIn]
Doody, Rachelle S [VerfasserIn]
Duara, Ranjan [VerfasserIn]
Ertekin-Taner, NIlüfer [VerfasserIn]
Evans, Denis A [VerfasserIn]
Faber, Kelley M [VerfasserIn]
Fairchild, Thomas J [VerfasserIn]
Fallon, Kenneth B [VerfasserIn]
Fardo, David W [VerfasserIn]
Farlow, Martin R [VerfasserIn]
Fernandez-Hernandez, Victoria [VerfasserIn]
Ferris, Steven [VerfasserIn]
Foroud, Tatiana M [VerfasserIn]
Frosch, Matthew P [VerfasserIn]
et al [Sonstige Person]

Links:

Volltext

Themen:

Preprint

Anmerkungen:

Date Revised 01.05.2024

published: Electronic

Citation Status PubMed-not-MEDLINE

doi:

10.1101/2023.07.06.23292311

funding:

Förderinstitution / Projekttitel:

PPN (Katalog-ID):

NLM359621791