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http://purl.uniprot.org/citations/37724526http://www.w3.org/1999/02/22-rdf-syntax-ns#typehttp://purl.uniprot.org/core/Journal_Citation
http://purl.uniprot.org/citations/37724526http://www.w3.org/2000/01/rdf-schema#comment"We elucidated the effect of four known T1D-susceptibility associated single nucleotide polymorphism (SNP) markers in three genes (rs12722495 and rs2104286 in IL2RA, rs689 in INS and rs2476601 in PTPN22) on CpG site methylation of their proximal promoters in different lymphocyte subsets using pyrosequencing. The study cohort comprised 25 children with newly diagnosed T1D and 25 matched healthy controls. The rs689 SNP was associated with methylation at four CpG sites in INS promoter: -234, -206, -102 and -69. At all four CpG sites, the susceptibility genotype AA was associated with a higher methylation level compared to the other genotypes. We also found an association between rs12722495 and methylation at CpG sites -373 and -356 in IL2RA promoter in B cells, where the risk genotype AA was associated with lower methylation level compared to the AG genotype. The other SNPs analyzed did not demonstrate significant associations with CpG site methylation in the examined genes. Additionally, we compared the methylation between children with T1D and controls, and found statistically significant methylation differences at CpG -135 in INS in CD8+ T cells (p = 0.034), where T1D patients had a slightly higher methylation compared to controls (87.3 ± 7.2 vs. 78.8 ± 8.9). At the other CpG sites analyzed, the methylation was similar. Our results not only confirm the association between INS methylation and rs689 discovered in earlier studies but also report this association in sorted immune cells. We also report an association between rs12722495 and IL2RA promoter methylation in B cells. These results suggest that at least part of the genetic effect of rs689 and rs12722495 on T1D pathogenesis may be conveyed by DNA methylation."xsd:string
http://purl.uniprot.org/citations/37724526http://purl.org/dc/terms/identifier"doi:10.1080/08916934.2023.2259118"xsd:string
http://purl.uniprot.org/citations/37724526http://purl.uniprot.org/core/author"Toppari J."xsd:string
http://purl.uniprot.org/citations/37724526http://purl.uniprot.org/core/author"Knip M."xsd:string
http://purl.uniprot.org/citations/37724526http://purl.uniprot.org/core/author"Kinnunen T."xsd:string
http://purl.uniprot.org/citations/37724526http://purl.uniprot.org/core/author"Ilonen J."xsd:string
http://purl.uniprot.org/citations/37724526http://purl.uniprot.org/core/author"Nanto-Salonen K."xsd:string
http://purl.uniprot.org/citations/37724526http://purl.uniprot.org/core/author"Veijola R."xsd:string
http://purl.uniprot.org/citations/37724526http://purl.uniprot.org/core/author"Lempainen J."xsd:string
http://purl.uniprot.org/citations/37724526http://purl.uniprot.org/core/author"Ekman I."xsd:string
http://purl.uniprot.org/citations/37724526http://purl.uniprot.org/core/author"Pahkuri S."xsd:string
http://purl.uniprot.org/citations/37724526http://purl.uniprot.org/core/author"Vandamme C."xsd:string
http://purl.uniprot.org/citations/37724526http://purl.uniprot.org/core/date"2023"xsd:gYear
http://purl.uniprot.org/citations/37724526http://purl.uniprot.org/core/name"Autoimmunity"xsd:string
http://purl.uniprot.org/citations/37724526http://purl.uniprot.org/core/pages"2259118"xsd:string
http://purl.uniprot.org/citations/37724526http://purl.uniprot.org/core/title"DNA methylation differences within INS, PTPN22 and IL2RA promoters in lymphocyte subsets in children with type 1 diabetes and controls."xsd:string
http://purl.uniprot.org/citations/37724526http://purl.uniprot.org/core/volume"56"xsd:string
http://purl.uniprot.org/citations/37724526http://www.w3.org/2004/02/skos/core#exactMatchhttp://purl.uniprot.org/pubmed/37724526
http://purl.uniprot.org/citations/37724526http://xmlns.com/foaf/0.1/primaryTopicOfhttps://pubmed.ncbi.nlm.nih.gov/37724526
http://purl.uniprot.org/uniprot/#_A2N4P8-mappedCitation-37724526http://www.w3.org/1999/02/22-rdf-syntax-ns#objecthttp://purl.uniprot.org/citations/37724526
http://purl.uniprot.org/uniprot/#_A0A0B4J1S7-mappedCitation-37724526http://www.w3.org/1999/02/22-rdf-syntax-ns#objecthttp://purl.uniprot.org/citations/37724526
http://purl.uniprot.org/uniprot/#_A0A1Q2XD95-mappedCitation-37724526http://www.w3.org/1999/02/22-rdf-syntax-ns#objecthttp://purl.uniprot.org/citations/37724526
http://purl.uniprot.org/uniprot/#_A0A1Q2XDC9-mappedCitation-37724526http://www.w3.org/1999/02/22-rdf-syntax-ns#objecthttp://purl.uniprot.org/citations/37724526
http://purl.uniprot.org/uniprot/#_A0A1S6KJG4-mappedCitation-37724526http://www.w3.org/1999/02/22-rdf-syntax-ns#objecthttp://purl.uniprot.org/citations/37724526