Background: IL-23/Th17 signaling pathway plays a crucial role in the cell-mediated immune response against bacterial infections and also in the pathogenesis of inflammatory and autoimmune diseases. Recent studies indicate that Th17 cell-associated cytokines are involved in the progression and maintenance of valvular lesions in rheumatic heart disease (RHD). Variants in the genes of cytokines that are potentially involved in Th17 response may influence interindividual differences in their expression levels, thereby contributing to the pathogenesis of immune-mediated diseases such as RHD.
Objective: The aim of the study is to investigate the association of IL17A, IL17F, and IL23R gene variants with the risk perception of RHD.
Methods: A total of 225 individuals (99 RHD patients and 126 healthy siblings) were recruited for the study. The IL17A (rs2275913), IL17F (rs763780), and IL23R (rs10889677) polymorphisms were determined by polymerase chain reaction restriction fragment length polymorphisms and amplification-refractory mutation system-polymerase chain reaction methods, respectively.
Results: The frequency of IL17A (rs2275913) A/A genotype was significantly high in pooled RHD patients (odds ratio [OR] = 2.76; p = 0.021), rheumatic fever (RF) patients (OR = 14.5; p = 0.0001), and mitral valvular lesions patients (OR = 2.74; p = 0.039) when compared to healthy siblings. However, the IL17F (rs763780) and IL23R (rs10889677) polymorphisms did not show any association with RHD.
Conclusions: The results suggest that IL17A (rs2275913) polymorphism is associated with the development of RF/RHD in South Indian population. Further studies are required to substantiate the association of these genes with the disease risk.
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http://dx.doi.org/10.1080/08820139.2018.1493053 | DOI Listing |
Egypt J Immunol
January 2025
Department of Clinical Pathology, Faculty of Medicine Ain Shams University, Cairo, Egypt.
The worldwide incidence of colorectal cancer (CRC) is roughly two million new instances each year throughout the world, according to the World Health Organization 2022. CRC is the third most prevalent disease and the second most common cancer in terms of fatality. People diagnosed with colorectal cancer in the early stages have a five-year survival rate of roughly 95%, but people identified with the disease in the later stages have a survival rate of approximately 12%.
View Article and Find Full Text PDFBMC Res Notes
November 2024
Department of Biology, Zand Institute of Higher Education, Shiraz, Iran.
Sci Rep
September 2024
Clinical Microbiology and Immunology Department, National Liver Institute, Menoufia University, Shibin Elkom, 32511, Egypt.
The aim of this study is to evaluate the role of serum level of Interleukin 6(IL-6) and Interleukin 17 (IL-17) in liver transplantation outcome for living recipients, Analyze the relation between the gene polymorphism and the occurrence of rejection after liver transplantation and Study the relation between the gene polymorphism and the occurrence of different infectious complications. The study was conducted in March 2023 and included 60 healthy volunteers from the National Liver Institute (NLI) blood bank at Menoufia University and 120 live donation liver recipient patients at NLI. During one month of liver transplantation, the cytokine levels (IL-17, IL-6 proteins, IL-6 G-174C, and IL-17 A rs2275913 gene polymorphism) and CD4 levels for 60 patients of 120 live donation liver recipient patients whom early reject transplanted tissue and the same parameters were measured after 6 months follow up for non-reject group.
View Article and Find Full Text PDFInt J Mol Sci
July 2024
Institute of Biomedicine, Research Centre for Infections and Immunity, University of Turku, 20520 Turku, Finland.
To analyze the role of interleukin and polymorphisms in susceptibility to juvenile idiopathic arthritis (JIA), 98 Finnish children and adolescents with JIA were studied. Data from the 1000 Genomes Project, consisting of 99 healthy Finns, served as the controls. The patients were analyzed for four and three gene-promoter polymorphisms, and the serum IL-17A, IL-17F, IL-10, and IL-6 levels were determined.
View Article and Find Full Text PDFTranspl Immunol
October 2024
Division of Clinical Precision Research Platform, The Institute of Medical Science, The University of Tokyo, Tokyo, Japan.
Background: Interleukin-17 (IL-17) is elevated in human inflammatory and autoimmune diseases. The polymorphism in the promoter region of the IL-17 A gene is associated with susceptibility to several inflammatory diseases, including acute graft-versus-host disease (GVHD) following allogeneic hematopoietic cell transplantation from adult donors. However, the impacts of IL-17 A polymorphism on cord blood transplantation (CBT) outcomes remain unclear.
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