RGD Reference Report - [Association of polymorphism of protein tyrosine phosphatase nonreceptor-22 gene with AITD]. - Rat Genome Database

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[Association of polymorphism of protein tyrosine phosphatase nonreceptor-22 gene with AITD].

Authors: Yu, ZY  Zhang, JA  Maier, HB  Wang, Y  Xiao, WX  Quan, Y  Dong, BN 
Citation: Yu ZY, etal., Xi Bao Yu Fen Zi Mian Yi Xue Za Zhi. 2008 Aug;24(8):804-7.
RGD ID: 7829738
Pubmed: PMID:18687223   (View Abstract at PubMed)

AIM: To evaluate the association of PTPN22 gene polymorphism with autoimmune thyroid disease (AITD) in Chinese people and to analyze the relationship between SNP of CTLA-4 gene and SNP of PTPN22 gene. METHODS: 149 patients with Graves' disease (GD) and 82 patients with Hashimoto's thyroiditis (HT) as well as 131 healthy people as controls were investigated. PTPN22 gene polymorphism +1858 C>T and CTLA-4 gene polymorphism 49A>G were determined by polymerase chain reaction-restriction fragment length polymorphism (PCR-RFLP). PTPN22 gene polymorphism -1123G>C at promoter was genotyped by single allele-specific primer polymerase chain reaction (SASP-PCR). RESULTS: (1) +1858C>T for PTPN22 gene was not polymorphic enough in patients and controls. (2) Statistic differences in alleles and genotype frequency of -1123G>C were observed between GD patients and controls (P=0.040, 0.013; OR=1.44, 2.33, respectively). (3) Differences in alleles and genotype frequency of 49A>G for CTLA-4 gene were observed in patients and controls. (4) Individuals with PTPN22 CC genotype and CTILA-4 G alleles had an increased risk of developing GD (OR=3.31, 95%CI: 2.69-8.89) compared with those with PTPN22 G alleles and CTLA-4 AA genotype. CONCLUSION: -1123 G>C SNP of PTPN22 gene is associated with GD. There is coordination between PTPN22 CC genotype and CTLA-4 G alleles in the development of GD.



RGD Manual Disease Annotations    Click to see Annotation Detail View
Object SymbolSpeciesTermQualifierEvidenceWithNotesSourceOriginal Reference(s)
PTPN22HumanGraves' disease  IAGP DNA:SNP and haplotype:promoter:-1123G>C (human)RGD 
Ptpn22RatGraves' disease  ISOPTPN22 (Homo sapiens)DNA:SNP and haplotype:promoter:-1123G>C (human)RGD 
Ptpn22MouseGraves' disease  ISOPTPN22 (Homo sapiens)DNA:SNP and haplotype:promoter:-1123G>C (human)RGD 

Objects Annotated

Genes (Rattus norvegicus)
Ptpn22  (protein tyrosine phosphatase, non-receptor type 22)

Genes (Mus musculus)
Ptpn22  (protein tyrosine phosphatase, non-receptor type 22 (lymphoid))

Genes (Homo sapiens)
PTPN22  (protein tyrosine phosphatase non-receptor type 22)


Additional Information