Chem. J. Chinese Universities ›› 1997, Vol. 18 ›› Issue (10): 1628.

• Articles • Previous Articles     Next Articles

Protection of Myocardial Mitochondria Against the Active Oxygen Injury by Horseradish Peroxidase

XING Hui, FENG Yan, GAO Gui, CHEN Si-Geng, YANG Tong-Shu   

  1. State Key Lab. of Enzyme Engineering, Jliin University, Changchun 130023
  • Received:1996-10-25 Online:1997-10-24 Published:1997-10-24

Abstract: The protection of myocardial mitochondria against the free radical injury byhorseradish peroxidase was studied. The free radical injury model of mitochondria in vitrowas set up. Horseradish peroxidase could inhibit the generation of free radicals and lipidperoxides, keep cytochrome oxidase of mitochondria membrane with a high activity, and makethe mitochondria remain relative intact in structure. The results suggest that horseradishperoxidase as peroxide scarvenger could decrease the free radical injury of mitochondria.

Key words: Horseradish peroxidase, Myocardial mitochondria, Free radicals

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