Insights into non-autoimmune type 1 diabetes with 13 novel loci in low polygenic risk score patients
Abstract With polygenic risk score (PRS) for autoimmune type 1 diabetes (T1D), this study identified T1D cases with low T1D PRS and searched for susceptibility loci in these cases. Our hypothesis is that genetic effects (likely mediated by relatively rare genetic variants) of non-mainstream (or non-...
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Nature Portfolio
2021
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oai:doaj.org-article:ed9a2299120543618940a4496e3810ca2021-12-02T14:53:43ZInsights into non-autoimmune type 1 diabetes with 13 novel loci in low polygenic risk score patients10.1038/s41598-021-94994-92045-2322https://doaj.org/article/ed9a2299120543618940a4496e3810ca2021-08-01T00:00:00Zhttps://doi.org/10.1038/s41598-021-94994-9https://doaj.org/toc/2045-2322Abstract With polygenic risk score (PRS) for autoimmune type 1 diabetes (T1D), this study identified T1D cases with low T1D PRS and searched for susceptibility loci in these cases. Our hypothesis is that genetic effects (likely mediated by relatively rare genetic variants) of non-mainstream (or non-autoimmune) T1D might have been diluted in the previous studies on T1D cases in general. Two cohorts for the PRS modeling and testing respectively were included. The first cohort consisted of 3302 T1D cases and 6181 controls, and the independent second cohort consisted of 3297 T1D cases and 6169 controls. Cases with low T1D PRS were identified using PRSice-2 and compared to controls with low T1D PRS by genome-wide association (GWA) test. Thirteen novel genetic loci with high imputation quality (Quality Score r2 > 0.91) were identified of SNPs/SNVs associated with low PRS T1D at genome-wide significance (P ≤ 5.0 × E−08), in addition to 4 established T1D loci, 3 reported loci by our previous study, as well as 9 potential novel loci represented by rare SNVs, but with relatively low imputation quality (Quality Score r2 < 0.90). For the 13 novel loci, 9 regions have been reported of association with obesity related traits by previous GWA studies. Three loci encoding long intergenic non-protein coding RNAs (lncRNA), and 2 loci involved in N-linked glycosylation are also highlighted in this study.Jingchun QuHui-Qi QuJonathan P. BradfieldJoseph T. GlessnerXiao ChangLifeng TianMichael MarchJohn J. ConnollyJeffrey D. RoizenPatrick M. A. SleimanHakon HakonarsonNature PortfolioarticleMedicineRScienceQENScientific Reports, Vol 11, Iss 1, Pp 1-12 (2021) |
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Medicine R Science Q Jingchun Qu Hui-Qi Qu Jonathan P. Bradfield Joseph T. Glessner Xiao Chang Lifeng Tian Michael March John J. Connolly Jeffrey D. Roizen Patrick M. A. Sleiman Hakon Hakonarson Insights into non-autoimmune type 1 diabetes with 13 novel loci in low polygenic risk score patients |
description |
Abstract With polygenic risk score (PRS) for autoimmune type 1 diabetes (T1D), this study identified T1D cases with low T1D PRS and searched for susceptibility loci in these cases. Our hypothesis is that genetic effects (likely mediated by relatively rare genetic variants) of non-mainstream (or non-autoimmune) T1D might have been diluted in the previous studies on T1D cases in general. Two cohorts for the PRS modeling and testing respectively were included. The first cohort consisted of 3302 T1D cases and 6181 controls, and the independent second cohort consisted of 3297 T1D cases and 6169 controls. Cases with low T1D PRS were identified using PRSice-2 and compared to controls with low T1D PRS by genome-wide association (GWA) test. Thirteen novel genetic loci with high imputation quality (Quality Score r2 > 0.91) were identified of SNPs/SNVs associated with low PRS T1D at genome-wide significance (P ≤ 5.0 × E−08), in addition to 4 established T1D loci, 3 reported loci by our previous study, as well as 9 potential novel loci represented by rare SNVs, but with relatively low imputation quality (Quality Score r2 < 0.90). For the 13 novel loci, 9 regions have been reported of association with obesity related traits by previous GWA studies. Three loci encoding long intergenic non-protein coding RNAs (lncRNA), and 2 loci involved in N-linked glycosylation are also highlighted in this study. |
format |
article |
author |
Jingchun Qu Hui-Qi Qu Jonathan P. Bradfield Joseph T. Glessner Xiao Chang Lifeng Tian Michael March John J. Connolly Jeffrey D. Roizen Patrick M. A. Sleiman Hakon Hakonarson |
author_facet |
Jingchun Qu Hui-Qi Qu Jonathan P. Bradfield Joseph T. Glessner Xiao Chang Lifeng Tian Michael March John J. Connolly Jeffrey D. Roizen Patrick M. A. Sleiman Hakon Hakonarson |
author_sort |
Jingchun Qu |
title |
Insights into non-autoimmune type 1 diabetes with 13 novel loci in low polygenic risk score patients |
title_short |
Insights into non-autoimmune type 1 diabetes with 13 novel loci in low polygenic risk score patients |
title_full |
Insights into non-autoimmune type 1 diabetes with 13 novel loci in low polygenic risk score patients |
title_fullStr |
Insights into non-autoimmune type 1 diabetes with 13 novel loci in low polygenic risk score patients |
title_full_unstemmed |
Insights into non-autoimmune type 1 diabetes with 13 novel loci in low polygenic risk score patients |
title_sort |
insights into non-autoimmune type 1 diabetes with 13 novel loci in low polygenic risk score patients |
publisher |
Nature Portfolio |
publishDate |
2021 |
url |
https://doaj.org/article/ed9a2299120543618940a4496e3810ca |
work_keys_str_mv |
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