Protective effect of Lagenaria siceraria (Mol) against membrane-bound enzyme alterations in isoproterenol-induced cardiac damage in rats |
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Authors: | Vijayakumar M Selvi V Krishnakumari S |
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Affiliation: | Department of Biochemistry, Kongunadu Arts and Science College, Coimbatore 641 029, Tamilnadu, India. |
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Abstract: | This study was aimed at evaluating the preventive role of the ethanolic extract of Lagenaria siceraria (Mol) fruit on membrane-bound enzymes, such as sodium potassium-dependent adenosine triphosphatase (Na(+)/K(+) ATPase), calcium-dependent adenosine triphosphatase (Ca(2+) ATPase) and magnesium-dependent adenosine triphosphatase (Mg(2+) ATPase) on isoproterenol (ISO)-induced myocardial infarction (MI) in rats. Male albino Wistar rats were pretreated with the ethanolic extract of L. siceraria (Mol) fruit (125, 250 and 500?mg?kg(-1) body weight) for a period of 30 days. After the treatment period, ISO (85mg?kg(-1) body weight) was subcutaneously injected into rats at 24-h intervals for 2 days. ISO-induced rats showed a significant (p?0.05) decrease in the activity of Na(+)/K(+) ATPase and an increase in the activities of Ca(2+) and Mg(2+) ATPases in the heart tissues. Pre-treatment with the ethanolic extract of L. siceraria (Mol) fruit for a period of 30 days exhibited a significant (p?0.05) effect in ISO-induced rats. Thus, our study shows that the ethanolic extract of L. siceraria (Mol) fruit has membrane-stabilising role in ISO-induced MI in rats. |
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