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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Autores principales: 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
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Publicado: Nature Portfolio 2021
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spelling 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)
institution DOAJ
collection DOAJ
language EN
topic Medicine
R
Science
Q
spellingShingle 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
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