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Updated: Feb 4, 2026

Acute Myocardial Infarction in Rats
Published on: February 16, 2011
The Cardio- and Neuroprotective Effects of Corvitin and 2-Oxoglutarate in Rats with Pituitrin-Isoproterenol-Induced
V Tkachenko1, Y Kovalchuk2, N Bondarenko1
1SI "Dnipropetrovsk Medical Academy of the Ministry of Health of Ukraine", Dnipro, Ukraine.
Insights
Corvitin and 2-oxoglutarate (2-OG) demonstrate cardio- and neuroprotective effects in rats with heart damage. These compounds reduce oxidative stress and improve heart health and cognitive function.
Area of Science:
- Cardiology
- Neuroscience
- Biochemistry
Background:
- Acute coronary syndrome (ACS) remains a leading cause of death, with significant complications.
- Oxidative stress and glycation imbalance contribute to heart and neurological disorders.
- Developing antioxidants with cardio- and neuroprotective properties is crucial.
Purpose of the Study:
- To evaluate the effects of Corvitin and 2-oxoglutarate (2-OG) on rats with pituitrin-isoproterenol-induced myocardial damage (PIMD).
- To assess their impact on physiological parameters, heart histology, and oxidative stress markers.
Main Methods:
- Induction of myocardial damage in rats using pituitrin and isoproterenol.
- Administration of Corvitin or 2-OG to the affected rats.
- Monitoring of physiological, histological, and biochemical markers, including locomotor activity and oxidative stress indicators.
Main Results:
- PIMD induced significant physiological, histological, and behavioral changes in rats.
- Corvitin and 2-OG administration restored locomotor and cognitive activities.
- Both compounds improved heart histology and reduced markers of carbonyl/oxidative stress, including thiobarbituric acid reactive substances and advanced glycated end products.
Conclusions:
- Corvitin and exogenous 2-OG exhibit significant cardio- and neuroprotective effects.
- These benefits are achieved by reducing carbonyl/oxidative stress and modulating antioxidant enzyme activity.
Abstract:
Heart diseases, especially acute coronary syndrome (ACS), are among the most severe illnesses that often lead to death. Despite significant advances in the prevention and treatment of ACS, the incidence of the disease and its complications are very serious. The imbalance between pro- and antioxidant systems, the formation of active carbonyl compounds, and the end products of glycation in the blood and tissues are the key moments in the development of heart and neurological disorders leading to a change of behavioral responses. So, the search for antioxidants with cardio- and neuroprotective effects is an urgent task. This study was aimed at evaluating the effects of Corvitin and 2-oxoglutarate on physiological parameters, heart histology, and markers of carbonyl/oxidative stress of rats with pituitrin-isoproterenol-induced myocardial damage (PIMD). Increased sweating, tachycardia, significantly decreased locomotor and exploratory activity, changes of ECG, heart histology, and biochemical changes were observed in the PIMD-group. The administration of Corvitin or 2-OG led to the recovery of locomotor and cognitive activities of the rats, improvement in heart histology, a decrease in the levels of thiobarbituric acid reactive substances, advanced glycated end products, and various changes in the activity of the antioxidant enzymes, 6 days after PIMD. So, Corvitin and exogenous 2-OG show cardio- and neuroprotective effects through the decrease of carbonyl/oxidative stress and regulation of the activity of the antioxidant system.
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