Journal of East China Normal University(Natural Sc ›› 2007, Vol. 2007 ›› Issue (4): 119-123.

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Effects of Lipoic Acid on Protecting in vitro CulturedBovine Aortic Cells from Oxidative Damage(Chinese)

LIAO De-feng, CHEN Ji-wu, XIE Ping, ZHU Zhen-qin, XU Rong   

  1. School of Life Science, East China Normal University, Shanghai 200062,China
  • Received:2006-03-02 Revised:2006-05-11 Online:2007-07-25 Published:2007-07-25

Abstract: In order to reveal the potential function of lipoic acid (LA)in protecting cardiovascular system from oxidative damage,the effects of LA on cultured bovine aortic endothelial cells (EC) and smooth muscle cells (SMC) injured by H2O2 were investigated. The results showed that LA can dose-dependently promote the activities of superoxide dismutase (SOD) and decrease the level of malondialdehyde (MDA) in EC and SMC,indicating LA can effectively prevent EC and SMC from H2O2 induced oxidative damage. Our results can provide new free radical biological data for the further study on the medical and health-care use of LA.

Key words: endothelial cells, smooth muscle cells, SOD, MDA, lipoic acid, endothelial cells, smooth muscle cells, SOD, MDA

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