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Antikainen AAV, Sandholm N, Trégouët DA, Charmet R, McKnight AJ, Ahluwalia TS, Syreeni A, Valo E, Forsblom C, Gordin D, Harjutsalo V, Hadjadj S, Maxwell AP, Rossing P, Groop PH. Genome-wide association study on coronary artery disease in type 1 diabetes suggests beta-defensin 127 as a risk locus. Cardiovasc Res 2020; 117:600-612. [PMID: 32077919 DOI: 10.1093/cvr/cvaa045] [Citation(s) in RCA: 11] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 07/03/2019] [Revised: 12/20/2019] [Accepted: 02/17/2020] [Indexed: 12/24/2022] Open
Abstract
AIMS Diabetes is a known risk factor for coronary artery disease (CAD). There is accumulating evidence that CAD pathogenesis differs for individuals with type 1 diabetes (T1D). However, the genetic background has not been extensively studied. We aimed to discover genetic loci increasing CAD susceptibility, especially in T1D, to examine the function of these discoveries and to study the role of the known risk loci in T1D. METHODS AND RESULTS We performed the largest genome-wide association study to date for CAD in T1D, comprising 4869 individuals with T1D (cases/controls: 941/3928). Two loci reached genome-wide significance, rs1970112 in CDKN2B-AS1 [odds ratio (OR) = 1.32, P = 1.50 × 10-8], and rs6055069 on DEFB127 promoter (OR = 4.17, P = 2.35 × 10-9), with consistent results in survival analysis. The CDKN2B-AS1 variant replicated (P = 0.04) when adjusted for diabetic kidney disease in three additional T1D cohorts (cases/controls: 434/3123). Furthermore, we explored the function of the lead discoveries with a cardio-phenome-wide analysis. Among the eight suggestive loci (P < 1 × 10-6), rs70962766 near B3GNT2 associated with central blood pressure, rs1344228 near CNTNAP5 with intima media thickness, and rs2112481 on GRAMD2B promoter with serum leucocyte concentration. Finally, we calculated genetic risk scores for individuals with T1D with the known susceptibility loci. General population risk variants were modestly but significantly associated with CAD also in T1D (P = 4.21 × 10-7). CONCLUSION While general population CAD risk loci had limited effect on the risk in T1D, for the first time, variants at the CDKN2B-AS1 locus were robustly associated with CAD in individuals with T1D. The novel finding on β-defensin DEFB127 promoter provides a link between diabetes, infection susceptibility, and CAD, although pending on future confirmation.
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Affiliation(s)
- Anni A V Antikainen
- Folkhälsan Institute of Genetics, Folkhälsan Research Center, FI-00290 Helsinki, Finland.,Abdominal Center, Nephrology, University of Helsinki and Helsinki University Hospital, FI-00290 Helsinki, Finland.,Research Program for Clinical and Molecular Metabolism, Faculty of Medicine, University of Helsinki, FI-00290 Helsinki, Finland
| | - Niina Sandholm
- Folkhälsan Institute of Genetics, Folkhälsan Research Center, FI-00290 Helsinki, Finland.,Abdominal Center, Nephrology, University of Helsinki and Helsinki University Hospital, FI-00290 Helsinki, Finland.,Research Program for Clinical and Molecular Metabolism, Faculty of Medicine, University of Helsinki, FI-00290 Helsinki, Finland
| | - David-Alexandre Trégouët
- Sorbonne Université, UPMC Univ Paris 06, INSERM UMR_S 1166, Paris, France.,ICAN Institute for Cardiometabolism and Nutrition, Paris, France.,INSERM UMR_S 1219, Bordeaux Population Health Research Center, Bordeaux University, Bordeaux, France
| | - Romain Charmet
- Sorbonne Université, UPMC Univ Paris 06, INSERM UMR_S 1166, Paris, France.,ICAN Institute for Cardiometabolism and Nutrition, Paris, France
| | - Amy Jayne McKnight
- Centre for Public Health, Queens University of Belfast, Northern Ireland BT7 1NN, UK
| | | | - Anna Syreeni
- Folkhälsan Institute of Genetics, Folkhälsan Research Center, FI-00290 Helsinki, Finland.,Abdominal Center, Nephrology, University of Helsinki and Helsinki University Hospital, FI-00290 Helsinki, Finland.,Research Program for Clinical and Molecular Metabolism, Faculty of Medicine, University of Helsinki, FI-00290 Helsinki, Finland
| | - Erkka Valo
- Folkhälsan Institute of Genetics, Folkhälsan Research Center, FI-00290 Helsinki, Finland.,Abdominal Center, Nephrology, University of Helsinki and Helsinki University Hospital, FI-00290 Helsinki, Finland.,Research Program for Clinical and Molecular Metabolism, Faculty of Medicine, University of Helsinki, FI-00290 Helsinki, Finland
| | - Carol Forsblom
- Folkhälsan Institute of Genetics, Folkhälsan Research Center, FI-00290 Helsinki, Finland.,Abdominal Center, Nephrology, University of Helsinki and Helsinki University Hospital, FI-00290 Helsinki, Finland.,Research Program for Clinical and Molecular Metabolism, Faculty of Medicine, University of Helsinki, FI-00290 Helsinki, Finland
| | - Daniel Gordin
- Folkhälsan Institute of Genetics, Folkhälsan Research Center, FI-00290 Helsinki, Finland.,Abdominal Center, Nephrology, University of Helsinki and Helsinki University Hospital, FI-00290 Helsinki, Finland.,Research Program for Clinical and Molecular Metabolism, Faculty of Medicine, University of Helsinki, FI-00290 Helsinki, Finland.,Joslin Diabetes Center, Harvard Medical School, Boston, MA, USA
| | - Valma Harjutsalo
- Folkhälsan Institute of Genetics, Folkhälsan Research Center, FI-00290 Helsinki, Finland.,Abdominal Center, Nephrology, University of Helsinki and Helsinki University Hospital, FI-00290 Helsinki, Finland.,Research Program for Clinical and Molecular Metabolism, Faculty of Medicine, University of Helsinki, FI-00290 Helsinki, Finland.,The Chronic Disease Prevention Unit, National Institute for Health and Welfare, FI-00271 Helsinki, Finland
| | - Samy Hadjadj
- Department of Endocrinology and Diabetology, Centre Hospitalier Universitaire de Poitiers, Poitiers, France.,INSERM CIC 1402, Poitiers, France.,L'institut du thorax, INSERM, CNRS, UNIV, Nantes CHU Nantes, Nantes, France
| | - Alexander P Maxwell
- Centre for Public Health, Queens University of Belfast, Northern Ireland BT7 1NN, UK
| | - Peter Rossing
- Steno Diabetes Center Copenhagen, DK 2820 Gentofte, Denmark.,University of Copenhagen, Copenhagen, Denmark
| | - Per-Henrik Groop
- Folkhälsan Institute of Genetics, Folkhälsan Research Center, FI-00290 Helsinki, Finland.,Abdominal Center, Nephrology, University of Helsinki and Helsinki University Hospital, FI-00290 Helsinki, Finland.,Research Program for Clinical and Molecular Metabolism, Faculty of Medicine, University of Helsinki, FI-00290 Helsinki, Finland.,Department of Diabetes, Central Clinical School, Monash University, Melbourne, Victoria, Australia
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