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Gamma-glutamyl transferase and metabolic risk factors for cardiovascular disease
Hidenari Sakuta1, Takashi Suzuki, Hiroko Yasuda
1Department of Internal Medicine, Self-Defense Forces Central Hospital, Tokyo.
Insights
Serum gamma-glutamyl transferase (GGT) activity is linked to cardiovascular risk factors like high cholesterol and blood pressure. This finding suggests GGT may indicate broader health issues beyond just alcohol consumption or obesity.
Area of Science:
- Cardiovascular Disease Research
- Biomarker Analysis
- Metabolic Syndrome
Background:
- Serum gamma-glutamyl transferase (GGT) activity has been associated with cardiovascular mortality.
- The underlying mechanisms linking GGT to cardiovascular outcomes require further elucidation.
Purpose of the Study:
- To investigate the relationship between serum GGT activity and established cardiovascular disease risk factors.
- To explore the potential role of GGT as a marker for cardiovascular risk.
Main Methods:
- Cross-sectional analysis was conducted on middle-aged Japanese male personnel.
- Serum GGT activity was assessed in relation to lipid profiles, glucose levels, homocysteine, and blood pressure.
- Statistical adjustments were made for confounders such as smoking, alcohol intake, and BMI.
Main Results:
- Serum GGT activity showed significant associations with total cholesterol, triglycerides, fasting plasma glucose, total homocysteine, and systolic blood pressure.
- These associations persisted after adjusting for potential confounding factors.
- The findings suggest GGT is linked to multiple cardiovascular risk factors.
Conclusions:
- The association between serum GGT and cardiovascular risk factors may partially explain its link to cardiovascular mortality.
- Serum GGT activity could serve as a valuable marker for cardiovascular risk factors or oxidative stress.
- GGT may be more than just an indicator of excessive alcohol consumption or obesity.
Objective:
To elucidate the mechanism of the reported association between serum gamma-glutamyl transferase (GGT) activity and cardiovascular mortality.
Methods:
Cross-sectional analysis of the relationship between serum GGT activity and the risk factors for cardiovascular disease was performed.
Patients And Materials:
Middle-aged Japanese male personnel of the Self-Defense Forces who underwent retirement check-up.
Results:
Serum GGT activity was associated with total cholesterol, triglyceride, fasting plasma glucose, total homocysteine and systolic blood pressure. The association remained in the analysis adjusted for possible confounders including cigarette smoking, ethanol consumption and body mass index.
Conclusion:
The observed association between serum GGT and cardiovascular risk factors may partly explain the reported relationship between serum GGT activity and cardiovascular disease. Serum GGT activity may be regarded as a marker of cardiovascular risk factors or oxidative stress rather than a mere indicator of excessive ethanol consumption or obesity.
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