Genome-wide association study in 79,366 European-ancestry individuals informs the genetic architecture of 25-hydroxyvitamin D levels
Joshi P.; Cavadino A.; Hayward C.; Wilson J.; Michaëlsson K.; Lind L.; Zillikens M.; Trompet S.; De Boer I.; März W.; Rotter J.; Wood A.; Robinson-Cohen C.; Rich S.; Jarvelin M.; Den Heijer M.; Dunlop M.; Valdes A.; Tikkanen E.; Lehtimäki T.; Lyytikäinen L.; Kähönen M.; Raitakari O.; Mikkilä V.; Uitterlinden A.; Rivadeneira F.; Broer L.; Zgaga L.; Campbell H.; Theodoratou E.; Farrington S.; Timofeeva M.; Wang T.; Spector T.; Danesh J.; Butterworth A.; Kiel D.; Kraft P.; Hyppönen E.; Wareham N.; Jukema J.; Sattar N.; Ikram M.; Khaw K.; Gundersen T.; Forouhi N.; Langenberg C.; Jiang X.; Dupuis J.; Ingelsson E.; Karasik D.; Pilz S.; O'Reilly P.; Aschard H.; Hsu Y.; Richards J.; Streeten E.; Sofianopoulou E.; Lutsey P.; Albanes D.; Kestenbaum B.; Berry D.; Luan J.; Zheng J.; Zhou A.; Völzke H.; McCarthy M.; Power C.; Tang W.; Yao L.; Wallaschofski H.; Econs M.; Van Der Velde N.; Groot L.; Huang W.; Van Schoor N.; Weinstein S.; Freedman N.; Michos E.; Boerwinkle E.; Ripatti S.; Ohlsson C.; Liu C.; Zhou Y.; Booth S.; Vasan R.; Enneman A.; Cupples L.; Lohman K.; Liu Y.; Kritchevsky S.; Houston D.; Shea M.; Eriksson J.; Lorentzon M.; Vandenput L.; Kleber M.; Heemst D.; Deelen J.; Slagboom E.; Beekman M.; Gieger C.; Peacock M.; Ferrucci L.
https://urn.fi/URN:NBN:fi-fe2021042718976
Tiivistelmä
Vitamin D is a steroid hormone precursor that is associated with a range of human traits and diseases. Previous GWAS of serum 25-hydroxyvitamin D concentrations have identified four genome-wide significant loci (GC, NADSYN1/DHCR7, CYP2R1, CYP24A1). In this study, we expand the previous SUNLIGHT Consortium GWAS discovery sample size from 16,125 to 79,366 (all European descent). This larger GWAS yields two additional loci harboring genome-wide significant variants (P = 4.7×10−9 at rs8018720 in SEC23A, and P = 1.9×10−14 at rs10745742 in AMDHD1). The overall estimate of heritability of 25-hydroxyvitamin D serum concentrations attributable to GWAS common SNPs is 7.5%, with statistically significant loci explaining 38% of this total. Further investigation identifies signal enrichment in immune and hematopoietic tissues, and clustering with autoimmune diseases in cell-type-specific analysis. Larger studies are required to identify additional common SNPs, and to explore the role of rare or structural variants and gene–gene interactions in the heritability of circulating 25-hydroxyvitamin D levels.
Kokoelmat
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