Genetic analysis for a shared biological basis between migraine and coronary artery disease. |
Authors: |
Winsvold, Bendik S Nelson, Christopher P Malik, Rainer Gormley, Padhraig Anttila, Verneri Vander Heiden, Jason Elliott, Katherine S Jacobsen, Line M Palta, Priit Amin, Najaf de Vries, Boukje Hämäläinen, Eija Freilinger, Tobias Ikram, M Arfan Kessler, Thorsten Koiranen, Markku Ligthart, Lannie McMahon, George Pedersen, Linda M Willenborg, Christina Won, Hong-Hee Olesen, Jes Artto, Ville Assimes, Themistocles L Blankenberg, Stefan Boomsma, Dorret I Cherkas, Lynn Davey Smith, George Epstein, Stephen E Erdmann, Jeanette Ferrari, Michel D Göbel, Hartmut Hall, Alistair S Jarvelin, Marjo-Riitta Kallela, Mikko Kaprio, Jaakko Kathiresan, Sekar Lehtimäki, Terho McPherson, Ruth März, Winfried Nyholt, Dale R O'Donnell, Christopher J Quaye, Lydia Rader, Daniel J Raitakari, Olli Roberts, Robert Schunkert, Heribert Schürks, Markus Stewart, Alexandre F R Terwindt, Gisela M Thorsteinsdottir, Unnur van den Maagdenberg, Arn M J M van Duijn, Cornelia Wessman, Maija Kurth, Tobias Kubisch, Christian Dichgans, Martin Chasman, Daniel I Cotsapas, Chris Zwart, John-Anker Samani, Nilesh J Palotie, Aarno CARDIoGRAM Consortium and the International Headache Genetics Consortium,
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Citation: |
Winsvold BS, etal., Neurol Genet. 2015 Jul 2;1(1):e10. doi: 10.1212/NXG.0000000000000010. eCollection 2015 Jun. |
RGD ID: |
401901243 |
Pubmed: |
PMID:27066539 (View Abstract at PubMed) |
PMCID: |
PMC4821079 (View Article at PubMed Central) |
DOI: |
DOI:10.1212/NXG.0000000000000010 (Journal Full-text) |
OBJECTIVE: To apply genetic analysis of genome-wide association data to study the extent and nature of a shared biological basis between migraine and coronary artery disease (CAD). METHODS: Four separate methods for cross-phenotype genetic analysis were applied on data from 2 large-scale genome-wide association studies of migraine (19,981 cases, 56,667 controls) and CAD (21,076 cases, 63,014 controls). The first 2 methods quantified the extent of overlapping risk variants and assessed the load of CAD risk loci in migraineurs. Genomic regions of shared risk were then identified by analysis of covariance patterns between the 2 phenotypes and by querying known genome-wide significant loci. RESULTS: We found a significant overlap of genetic risk loci for migraine and CAD. When stratified by migraine subtype, this was limited to migraine without aura, and the overlap was protective in that patients with migraine had a lower load of CAD risk alleles than controls. Genes indicated by 16 shared risk loci point to mechanisms with potential roles in migraine pathogenesis and CAD, including endothelial dysfunction (PHACTR1) and insulin homeostasis (GIP). CONCLUSIONS: The results suggest that shared biological processes contribute to risk of migraine and CAD, but surprisingly this commonality is restricted to migraine without aura and the impact is in opposite directions. Understanding the mechanisms underlying these processes and their opposite relationship to migraine and CAD may improve our understanding of both disorders.
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