The Indonesian Biomedical Journal
Vol 3, No 1 (2011)

The Correlation of Gamma-Glutamyl Transferase (γ-GT), Glutathione Peroxidase (GPx) and Total Antioxidant Status (TAS) with Inflammatory Marker in Individuals with Metabolic Syndrome

Susana Gunawan (Post Graduate Program in Clinical Biochemistry, Hasanuddin University Jl. Perintis Kemerdekaan Kav.10, Makassar)
Anwar Santoso (National Cardiovascular Center-Harapan Kita Jl. Letjen. S. Parman Kav 87, Slipi, Jakarta)
Andi Wijaya (Post Graduate Program in Clinical Biochemistry, Hasanuddin University Jl. Perintis Kemerdekaan Kav.10, Makassar)



Article Info

Publish Date
01 Apr 2011

Abstract

BACKGROUND: γ-GT is known as a primary enzyme that constituent extracellular glutathione catabolism. Various researches have proven that an increase in γ-GT concentration is related to oxidative stress and to components of metabolic syndrome. With individuals having metabolic syndrome as research subjects, our objective is to find the correlation of γ-GT, GPx and SAT.METHODS: This was a cross sectional study done on 36 subjects with metabolic syndrome who met the IDF 2005 criteria. Statistical analysis was carried out using SPSS for Windows ver.11.5 with a significance level of p<0.05. The correlation among biomarkers were assessed using Spearman’s Rho test.RESULTS: γ-GT concentration was correlated negatively with GPx concentration (r=-0.411, p=0.014), but correlated positively with hs-CRP concentration (r=0.385, p=0.022). The increase of γ-GT concentration had a potential risk 8.5 times higher than the increase of hs-CRP concentration, which proved to be more dominant in comparison to its risk to γ-GT/GPx or γ-GT/SAT ratios (p<0.05).CONCLUSIONS: An increase in γ-GT concentration characterizes signs of oxidative stress syndrome and of inflammation in individuals with metabolic syndrome.KEYWORDS: γ-GT, GPx, SAT, inflammation, metabolic syndrome

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