Assessment of toll-like receptor-4 gene polymorphism on pyelonephritis and renal scar

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Tarih

2012

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Dergi ISSN

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Yayıncı

Erişim Hakkı

info:eu-repo/semantics/closedAccess

Özet

The aim of this study was to evaluate the effect of the TLR-4 gene TLR4 c.896A<G polymorphism on the development and clinical severity of urinary tract infections (UTI) and renal scar formations in children. The patients with first diagnosis of UTI (n=112) and healthy controls (n=93) were enrolled in the study. The TLR4 c.896A<G polymorphism was analysed in groups. The mean age of the patients in the study group was 8.1±3.5years and 9.2±2.7years for those in the control group. The TLR4 c.896A<G polymorphism was detected in 12.5% in the UTI group and in 15.1% of the control group. Forty patients showed pyelonephritis (PN) with scar tissue, 37 patients had PN without scars, and 35 patients had lower UTI. The TLR4 c.896A<G polymorphism was found in 22.5% of patients with scar-positive PN, and it was also present in 10.8% of patients with scar-negative PN and 2.9% of patients with lower UTI. We found higher TLR4 c.896A<G polymorphism and allelic frequency in patients with upper UTI compared to patients with lower UTI (P=0.041 and P=0.039, respectively). No significant difference was observed between patients and the control group for TLR-4 c.896A3. The TLR4 c.896A<G polymorphism and alleles were higher in patients with upper UTI than in patients with lower UTI. The TLR4 c.896A<G polymorphism frequency was nearly twice that in the scar-positive PN patients when compared to the scar-negative patients. Larger-scale studies involving larger numbers of patients should be performed. © 2012 Blackwell Publishing Ltd.

Açıklama

Anahtar Kelimeler

Kaynak

International Journal of Immunogenetics

WoS Q Değeri

Scopus Q Değeri

Q3

Cilt

39

Sayı

4

Künye