TNFAIP3 is a classical systemic lupus erythematosus (SLE)-associated risk locus identified by genome-wide association studies (GWASs) and replicated by candidate gene association studies primarily in Caucasians and Asians. However, in Latin American populations, its role on SLE susceptibility is not known. We conducted a case-control study to evaluate whether the TNFAIP3 rs2230926T/G (Phe127Cys) variant is associated with risk of developing SLE in a cohort of Mexican patients. The TNFAIP3 rs2230926T/G variant was analyzed in 561 patients with SLE and 499 control subjects, using TaqMan probes. We found that the G allele was associated with susceptibility to SLE under the allelic (OR 2.09, p = 0.005) and genotypic (OR 2.14, p = 0.004) models. In conclusion, our results show that TNFAIP3 rs2230926T/G is a risk factor for the development of SLE in the Mexican population.
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http://dx.doi.org/10.1016/j.humimm.2023.110736 | DOI Listing |
Arch Rheumatol
March 2024
Subdirección de Investigación Clínica, Instituto Nacional De Cardiologia Ignacio Chávez, Ciudad De Mexico, Mexico.
Objectives: The aim of our study was to investigate whether TNFAIP3, PTPN22, and TRAF1-5 single nucleotide polymorphisms (SNPs) are associated with susceptibility, severity, or serological markers in primary Sjögren's syndrome (pSS).
Patients And Methods: The cases and controls study was conducted between December 2021 and June 2022. TNFAIP3 rs10499194C/T, rs6920220G/A, and rs2230926T/G, PTPN22 rs2476601C/T and rs33996649G/A, and TRAF1-C5 rs10818488G/A polymorphisms were genotyped in 154 female pSS patients (mean age: 45.
Hum Immunol
January 2024
Subdirección de Investigación Clínica, Instituto Nacional de Cardiología Ignacio Chávez, Mexico City, Mexico. Electronic address:
Mol Biol Rep
November 2022
Direction of Research, Hospital Juárez de México, Mexico City, Mexico.
Unlabelled: Rheumatoid arthritis (RA) is a chronic inflammatory disease of autoimmune origin with many associated genetic traits, including genes related to the control of inflammation. The A20 protein, encoded by the TNFAIP3 gene, is a negative regulator of NF-kB mediated inflammation. Several single nucleotide variants (SNVs) of TNFAIP3 are associated with susceptibility to RA in different ethnic groups, none of which has been evaluated in Mexican patients.
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July 2021
Unidad de Investigación, Hospital Juárez de México, México City, Mexico. Electronic address:
Background: Takayasu arteritis (TAK) is considered a rare disease characterized by nonspecific inflammation of the large arteries, especially the aorta and its major branches. Because TAK is an autoimmune disease (AD), it could share susceptibility loci with other pathologies such as systemic lupus erythematosus (SLE), and rheumatoid arthritis (RA), among others. Widely explored polymorphisms in non-HLA genes, including TNFAIP3, STAT4, TNFSF4, BANK1, and BLK have been consistently associated with both SLE and RA, but they have not been evaluated in TAK.
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