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Cardioprotective effect of Sida rhomboidea. Roxb extract against isoproterenol induced myocardial necrosis in rats

  • Menaka C. Thounaojam
  • , Ravirajsinh N. Jadeja
  • , Ansarullah
  • , Sanjay S. Karn
  • , Jigar D. Shah
  • , Dipak K. Patel
  • , Sunita P. Salunke
  • , Geeta S. Padate
  • , Ranjitsinh V. Devkar
  • , A. V. Ramachandran

Research output: Contribution to journalArticlepeer-review

Abstract

The present study investigates cardioprotective effect of Sida rhomboidea. Roxb (SR) extract on heart weight, plasma lipid profile, plasma marker enzymes, lipid peroxidation, endogenous enzymatic and non-enzymatic antioxidants and membrane bound ATPases against isoproterenol (IP) induced myocardial necrosis (MN) in rats. Rats treated with IP (85mg/kg, s.c.) recorded significant (p<0.05) increment in heart weight, plasma lipid profile, plasma marker enzymes of cardiac damage, cardiac lipid peroxidation (LPO) and activity levels of Ca+2 ATPase whereas there was significant (p<0.05) decrease in plasma HDL, cardiac endogenous enzymatic and non-enzymatic antioxidants, Na+-K+ ATPase and Mg+2 ATPase. Pre-treatment with SR extract (400mg/kg per day, p.o.) for 30 consecutive days followed by IP injections on days 29th and 30th, showed significant (p<0.05) decrease in heart weight, plasma lipid profile, plasma marker enzymes of cardiac damage, cardiac lipid peroxidation, Ca+2 ATPase and significant increase in plasma HDL, cardiac endogenous enzymatic and non-enzymatic antioxidants, Na+-K+ ATPase and Mg+2 ATPase compared to IP treated group. Hence, this study is the first scientific report on cardioprotective effect of SR against IP induced MN in rats.

Original languageEnglish (US)
Pages (from-to)351-356
Number of pages6
JournalExperimental and Toxicologic Pathology
Volume63
Issue number4
DOIs
StatePublished - May 2011
Externally publishedYes

Keywords

  • Isoproterenol
  • Myocardial infarction
  • Sida rhomboidea. Roxb

ASJC Scopus subject areas

  • Pathology and Forensic Medicine
  • Toxicology
  • Cell Biology

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