Is the Association Between TNF-α-308 A Allele and DMT1 Independent of HLA-DRB1, DQB1 Alleles?

The aim of the study was to assess chosen factors of genetic susceptibility to DMT1: DRB1, DQB1, and TNF-α polymorphisms-308 (G/A) in children with DMT1 and their up-to-now healthy siblings. Then we tested whether the association between TNF-α genes and DMT1 is independent of HLA. 87 diabetic childr...

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Main Authors: Grazyna Deja, Przemyslawa Jarosz-Chobot, Joanna Polanska, Urszula Siekiera, Ewa Malecka-Tendera
Format: Article
Language:English
Published: Wiley 2006-01-01
Series:Mediators of Inflammation
Online Access:http://dx.doi.org/10.1155/MI/2006/19724
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author Grazyna Deja
Przemyslawa Jarosz-Chobot
Joanna Polanska
Urszula Siekiera
Ewa Malecka-Tendera
author_facet Grazyna Deja
Przemyslawa Jarosz-Chobot
Joanna Polanska
Urszula Siekiera
Ewa Malecka-Tendera
author_sort Grazyna Deja
collection DOAJ
description The aim of the study was to assess chosen factors of genetic susceptibility to DMT1: DRB1, DQB1, and TNF-α polymorphisms-308 (G/A) in children with DMT1 and their up-to-now healthy siblings. Then we tested whether the association between TNF-α genes and DMT1 is independent of HLA. 87 diabetic children, their 78 siblings, and 85 persons from healthy control group were followed up. The highest risk of DMT1 was connected with alleles: DRB1*0401 (OR = 3.39; CI: 1.55–7.41), DRB1*0301 (OR = 2.72; CI: 1.48–5.01), DQB1*0201 (OR = 4.04; CI: 2.17–7.52), DQB1*0302 (OR = 5.08; CI: 2.54–10.14), and TNF-α-308 A allele (OR = 2.59; CI: 1.23–5.44). Moreover linkage disequilibrium for TNF-α-308 A allele with DRB1*0301 and DQB1*0201 was observed in both diabetic children and their siblings. Diabetic children and their siblings present similar genetic risk factors for DMT1. The association between TNF-α-308 A allele and DMT1 is dependent of HLA-DRB1 and DQB1 alleles.
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spelling doaj-art-39a94a47b00845b996cb0dce5d94bcfd2025-02-03T01:26:02ZengWileyMediators of Inflammation0962-93511466-18612006-01-01200610.1155/MI/2006/1972419724Is the Association Between TNF-α-308 A Allele and DMT1 Independent of HLA-DRB1, DQB1 Alleles?Grazyna Deja0Przemyslawa Jarosz-Chobot1Joanna Polanska2Urszula Siekiera3Ewa Malecka-Tendera4Department of Pediatrics, Endocrinology, and Diabetes, Medical University of Silesia, Katowice 40-752, PolandDepartment of Pediatrics, Endocrinology, and Diabetes, Medical University of Silesia, Katowice 40-752, PolandFaculty of Automatic Control, Electronic and Computer Science, Silesian University of Technology, Gilwice 44-101, PolandBlood Center, Katowice 40-074, PolandDepartment of Pediatrics, Endocrinology, and Diabetes, Medical University of Silesia, Katowice 40-752, PolandThe aim of the study was to assess chosen factors of genetic susceptibility to DMT1: DRB1, DQB1, and TNF-α polymorphisms-308 (G/A) in children with DMT1 and their up-to-now healthy siblings. Then we tested whether the association between TNF-α genes and DMT1 is independent of HLA. 87 diabetic children, their 78 siblings, and 85 persons from healthy control group were followed up. The highest risk of DMT1 was connected with alleles: DRB1*0401 (OR = 3.39; CI: 1.55–7.41), DRB1*0301 (OR = 2.72; CI: 1.48–5.01), DQB1*0201 (OR = 4.04; CI: 2.17–7.52), DQB1*0302 (OR = 5.08; CI: 2.54–10.14), and TNF-α-308 A allele (OR = 2.59; CI: 1.23–5.44). Moreover linkage disequilibrium for TNF-α-308 A allele with DRB1*0301 and DQB1*0201 was observed in both diabetic children and their siblings. Diabetic children and their siblings present similar genetic risk factors for DMT1. The association between TNF-α-308 A allele and DMT1 is dependent of HLA-DRB1 and DQB1 alleles.http://dx.doi.org/10.1155/MI/2006/19724
spellingShingle Grazyna Deja
Przemyslawa Jarosz-Chobot
Joanna Polanska
Urszula Siekiera
Ewa Malecka-Tendera
Is the Association Between TNF-α-308 A Allele and DMT1 Independent of HLA-DRB1, DQB1 Alleles?
Mediators of Inflammation
title Is the Association Between TNF-α-308 A Allele and DMT1 Independent of HLA-DRB1, DQB1 Alleles?
title_full Is the Association Between TNF-α-308 A Allele and DMT1 Independent of HLA-DRB1, DQB1 Alleles?
title_fullStr Is the Association Between TNF-α-308 A Allele and DMT1 Independent of HLA-DRB1, DQB1 Alleles?
title_full_unstemmed Is the Association Between TNF-α-308 A Allele and DMT1 Independent of HLA-DRB1, DQB1 Alleles?
title_short Is the Association Between TNF-α-308 A Allele and DMT1 Independent of HLA-DRB1, DQB1 Alleles?
title_sort is the association between tnf α 308 a allele and dmt1 independent of hla drb1 dqb1 alleles
url http://dx.doi.org/10.1155/MI/2006/19724
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