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Cardioprotection by 6-gingerol in diabetic rats
Hany M El-Bassossy1, Ahmed A Elberry2, Salah A Ghareib3
1Department of Pharmacology and Toxicology, Faculty of Pharmacy, King Abdulaziz University, Jeddah, Saudi Arabia; Department of Pharmacology, Faculty of Pharmacy, Zagazig University, Zagazig, Egypt.
Biochemical and Biophysical Research Communications
|July 6, 2016
Summary
6-gingerol (6G) treatment improved cardiac function and blood glucose levels in diabetic rats. This study suggests 6G may ameliorate diabetic cardiac dysfunction, potentially independent of antioxidant effects.
Area of Science:
- Biochemistry
- Pharmacology
- Cardiology
Background:
- Diabetes mellitus is associated with significant cardiac complications.
- Diabetic cardiomyopathy is a major cause of morbidity and mortality in diabetic patients.
- Identifying therapeutic agents to mitigate diabetic cardiac dysfunction is crucial.
Purpose of the Study:
- To investigate the protective effects of 6-gingerol (6G) against cardiac complications in streptozotocin (STZ)-induced diabetic rats.
- To assess the impact of 6G on cardiac hemodynamics, electrocardiogram (ECG) parameters, and relevant biochemical markers.
Main Methods:
- Diabetes was induced in rats using streptozotocin (STZ).
- Diabetic rats were treated with 6-gingerol (75 mg/day orally) for 8 weeks.
- Cardiac function was evaluated through hemodynamic measurements and ECG analysis. Biochemical markers including blood glucose and 8-isoprostenol were assessed.
Main Results:
- 6-gingerol significantly reduced blood glucose levels in diabetic rats.
- 6G treatment improved cardiac hemodynamic parameters, including RR interval, max dP/dt, min dP/dt, and Tau.
- 6G alleviated ECG abnormalities such as ST segment elevation and altered T and R amplitudes, without affecting adiponectin, TGF-β, or 8-isoprostenol levels.
Conclusions:
- 6-gingerol demonstrates a protective effect against cardiac dysfunction in a rat model of diabetes.
- The cardioprotective mechanisms of 6G in diabetes may not be primarily mediated by its antioxidant properties.
Keywords:
6-GingerolAdiponectinCardioprotectionDiabetesElectrocardiogramHemodynamicsVascular complications
