Genotyping of peroxisome proliferator-activated receptor gamma (PPAR-γ) polymorphism (Pro12Ala) in Iranian population

Autor: Fatemeh Namvaran, Parvaneh Rahimi-Moghaddam, Negar Azarpira
Jazyk: angličtina
Rok vydání: 2011
Předmět:
Zdroj: Journal of Research in Medical Sciences, Vol 16, Iss 3, Pp 291-296 (2011)
Druh dokumentu: article
ISSN: 1735-1995
1735-7136
Popis: Background: The peroxisome proliferator-activated receptor-γ (PPAR-γ) is a nuclear hormone receptor. It is predominantly expressed in adipose tissue and as a receptor for thiazolidinediones, it has drawn attentions towards itself as a key molecule to trigger pathways involving in some diseases such as cancers, type 2 diabetes, inflammations and osteoporosis. A proline changed to alanine in codon 12 of PPAR-γ gene (Pro12Ala) has been known to be responsible for decreased risk of type 2 diabetes. The aim of the present study is to investigate the frequency of Pro12Ala polymorphism in PPAR-γ in healthy Iranian population to compare with other populations. Understanding this polymorphism may help us in better diagnosis, prevention, and therapeutic approaches toward a better management of diseases such as type 2 diabetes and osteoporosis. Methods: 128 healthy volunteers were enrolled in this study. To determine single nucleotide polymorphisms (SNPs), we did real time polymerase chain reaction (RT-PCR), using TaqMan allelic discrimination assays. Results: Genotype frequencies for PPAR-γ gene Pro12Ala (rs1801282) polymorphism were 0.86 for CC, 0.14 for CG, 0.00 for GG while allelic frequencies were 0.93 and 0.0.07 for C and G, respectively. Conclusions: There are statistical differences between the distribution of the PPAR-γ-2 Pro12Ala polymorphism in other populations and Iranian population.
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