Relationship Between TLR2 and TLR4 Gene Polymorphisms with Psoriasis
Journal Title: Türk Dermatoloji Dergisi - Year 2018, Vol 12, Issue 1
Abstract
Objective: Psoriasis is a common, chronic and recurrent disease which can affect skin and also joints. Although the etiopathogenesis of psoriasis has not precisely determined, the most supported mechanism is inflammation triggered by any factor. Toll like receptors (TLRs) family described in recent years is known to play a critical role in host immunity against a wide variety of pathogens. In our study, we aimed to reveal possible relationships of some TLR gene polymorphisms with psoriasis in this patient group. Methods: A hundred patients who diagnosed with psoriasis and 173 healthy controls were included in the study which known to be without inflammatory disease, TLR2 gene Arg677Trp, Arg753Gln, -196-174 del and TLR4 gene Asp299Gly, Thr399Ile polymorphisms were determined by polymerase chain reaction-restriction fragment length polymorphism method, patient and control groups were compared in terms of gene polymorphisms mentioned. Results: In this study, it was determined psosiasis has a statistically significant relationship with GA genotype and A allele in TLR2 Arg753Gln polymorphism. Furthermore, when the patient and control groups were compared for -196-174 del gene polymorphism, it was determined that ins/del genotype had a protective effect. Conclusion: We think that variant alleles in the TLR2 gene may play an important role in the molecular etiopathogenesis of psoriasis.
Authors and Affiliations
Fatih Mehmet Keni, Sevim Karakaş Çelik, Nilgün Solak, Güneş Çakmak Genç, Ahmet Dursun
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