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Genome-wide association meta-analysis in 269,867 individuals identifies new genetic and functional links to intelligence

  • Jeanne E. Savage
  • , Philip R. Jansen
  • , Sven Stringer
  • , Kyoko Watanabe
  • , Julien Bryois
  • , Christiaan A. De Leeuw
  • , Mats Nagel
  • , Swapnil Awasthi
  • , Peter B. Barr
  • , Jonathan R.I. Coleman
  • , Katrina L. Grasby
  • , Anke R. Hammerschlag
  • , Jakob A. Kaminski
  • , Robert Karlsson
  • , Eva Krapohl
  • , Max Lam
  • , Marianne Nygaard
  • , Chandra A. Reynolds
  • , Joey W. Trampush
  • , Hannah Young
  • Delilah Zabaneh, Sara Hägg, Narelle K. Hansell, Ida K. Karlsson, Sten Linnarsson, Grant W. Montgomery, Ana B. Muñoz-Manchado, Erin B. Quinlan, Gunter Schumann, Nathan G. Skene, Bradley T. Webb, Tonya White, Dan E. Arking, Dimitrios Avramopoulos, Robert M. Bilder, Panos Bitsios, Katherine E. Burdick, Tyrone D. Cannon, Ornit Chiba-Falek, Andrea Christoforou, Elizabeth T. Cirulli, Eliza Congdon, Aiden Corvin, Gail Davies, Ian J. Deary, Pamela Derosse, Dwight Dickinson, Srdjan Djurovic, Gary Donohoe, Emily Drabant Conley, Johan G. Eriksson, Thomas Espeseth, Nelson A. Freimer, Stella Giakoumaki, Ina Giegling, Michael Gill, David C. Glahn, Ahmad R. Hariri, Alex Hatzimanolis, Matthew C. Keller, Emma Knowles, Deborah Koltai, Bettina Konte, Jari Lahti, Stephanie Le Hellard, Todd Lencz, David C. Liewald, Edythe London, Astri J. Lundervold, Anil K. Malhotra, Ingrid Melle, Derek Morris, Anna C. Need, William Ollier, Aarno Palotie, Antony Payton, Neil Pendleton, Russell A. Poldrack, Katri Räikkönen, Ivar Reinvang, Panos Roussos, Dan Rujescu, Fred W. Sabb, Matthew A. Scult, Olav B. Smeland, Nikolaos Smyrnis, John M. Starr, Vidar M. Steen, Nikos C. Stefanis, Richard E. Straub, Kjetil Sundet, Henning Tiemeier, Aristotle N. Voineskos, Daniel R. Weinberger, Elisabeth Widen, Jin Yu, Goncalo Abecasis, Ole A. Andreassen, Gerome Breen, Lene Christiansen, Birgit Debrabant, Danielle M. Dick, Andreas Heinz, Jens Hjerling-Leffler, M. Arfan Ikram, Kenneth S. Kendler, Nicholas G. Martin, Sarah E. Medland, Nancy L. Pedersen, Robert Plomin, Tinca J.C. Polderman, Stephan Ripke, Sophie Van Der Sluis, Patrick F. Sullivan, Scott I. Vrieze, Margaret J. Wright, Danielle Posthuma
  • Amsterdam UMC
  • Erasmus University Rotterdam
  • Karolinska Institutet
  • Section of Complex Trait Genetics
  • Charité – Universitätsmedizin Berlin
  • Virginia Commonwealth University
  • SocialGenetic Developmental Psychiatry Centre
  • South London and Maudsley NHS Foundation Trust
  • Queensland Institute of Medical Research
  • Charité-Universitätsmedizin Berlin
  • Singapore Institute of Mental Health
  • University of Southern Denmark
  • University of California at Riverside
  • BrainWorkup, LLC
  • University of Southern California
  • University of Minnesota Twin Cities
  • University of Queensland
  • King's College London
  • University College London
  • Johns Hopkins University
  • University of California at Los Angeles
  • University of Crete
  • Icahn School of Medicine at Mount Sinai
  • VA Medical Center
  • Brigham and Women’s Hospital
  • Yale University
  • Duke University
  • University of Bergen
  • Human Longevity, Inc.
  • Trinity College Dublin
  • University of Edinburgh
  • National Institutes of Health
  • University of Oslo
  • University of Galway
  • 23andMe Inc.
  • Helsinki University Central Hospital
  • Martin Luther University Halle-Wittenberg
  • National and Kapodistrian University of Athens
  • University Mental Health Research Institute
  • Theodor-Theohari Cozzika Foundation
  • University of Colorado Boulder
  • University of Helsinki
  • Zucker Hillside Hospital
  • Hofstra North Shore-Long Island Jewish School of Medicine
  • Northwell Health System
  • Imperial College London
  • University of Manchester
  • Wellcome Trust
  • Massachusetts General Hospital
  • Stanford University
  • University of Oregon
  • University of Toronto
  • University of Michigan, Ann Arbor
  • Broad Institute
  • University of North Carolina at Chapel Hill

Research output: Contribution to journalArticlepeer-review

883 Scopus citations

Abstract

Intelligence is highly heritable 1 and a major determinant of human health and well-being 2 . Recent genome-wide meta-analyses have identified 24 genomic loci linked to variation in intelligence 3-7 , but much about its genetic underpinnings remains to be discovered. Here, we present a large-scale genetic association study of intelligence (n = 269,867), identifying 205 associated genomic loci (190 new) and 1,016 genes (939 new) via positional mapping, expression quantitative trait locus (eQTL) mapping, chromatin interaction mapping, and gene-based association analysis. We find enrichment of genetic effects in conserved and coding regions and associations with 146 nonsynonymous exonic variants. Associated genes are strongly expressed in the brain, specifically in striatal medium spiny neurons and hippocampal pyramidal neurons. Gene set analyses implicate pathways related to nervous system development and synaptic structure. We confirm previous strong genetic correlations with multiple health-related outcomes, and Mendelian randomization analysis results suggest protective effects of intelligence for Alzheimer's disease and ADHD and bidirectional causation with pleiotropic effects for schizophrenia. These results are a major step forward in understanding the neurobiology of cognitive function as well as genetically related neurological and psychiatric disorders.

Original languageEnglish
Pages (from-to)912-919
Number of pages8
JournalNature Genetics
Volume50
Issue number7
DOIs
StatePublished - Jul 1 2018

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