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- Lo Faro, Valeria, Postdoc, et al.
(författare)
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Novel ancestry-specific primary open-angle glaucoma loci and shared biology with vascular mechanisms and cell proliferation
- 2024
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Ingår i: Cell Reports Medicine. - : Elsevier. - 2666-3791. ; 5:2
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Tidskriftsartikel (refereegranskat)abstract
- Primary open -angle glaucoma (POAG), a leading cause of irreversible blindness globally, shows disparity in prevalence and manifestations across ancestries. We perform meta -analysis across 15 biobanks (of the Global Biobank Meta -analysis Initiative) (n = 1,487,441: cases = 26,848) and merge with previous multiancestry studies, with the combined dataset representing the largest and most diverse POAG study to date (n = 1,478,037: cases = 46,325) and identify 17 novel significant loci, 5 of which were ancestry specific. Gene -enrichment and transcriptome-wide association analyses implicate vascular and cancer genes, a fifth of which are primary ciliary related. We perform an extensive statistical analysis of SIX6 and CDKN2B-AS1 loci in human GTEx data and across large electronic health records showing interaction between SIX6 gene and causal variants in the chr9p21.3 locus, with expression effect on CDKN2A/B. Our results suggest that some POAG risk variants may be ancestry specific, sex specific, or both, and support the contribution of genes involved in programmed cell death in POAG pathogenesis.
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