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Chinese Journal of Clinical Pharmacology and Therapeutics ›› 2004, Vol. 9 ›› Issue (2): 212-215.

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Effects of selenium and Vitamin E in combination and separateness on lipid peroxidation and NO contents of hearts, livers, kidneys and serum in rats with hyperlipidemia

ZHOU Chun-Yang, RAN Li1, ZHANG Xiang, XU Bin, CAI Chun-Yan, FAN Ping   

  1. Institute of Materia Medica and Department of Pharmacology, 1Department of Chemistry, North Sichuan Medical College,Nanchong 637007, Sichuan, China
  • Received:2003-05-24 Revised:2003-10-28 Online:2004-02-26 Published:2020-11-16

Abstract: AIM: To investigate the effects of selenium (Se)and vitamin E (VE)in combination and separateness on the peroxidation of hearts, livers, kidneys and serum in rats with hyperlipidemia.METHODS: Highfat- diet (HFD)was used to cause experimental hyperlipidemia rats.50 SD rats were divided into 5 groups:control group ;high-fat-diet (HFD)group ;HFD +0.4 mg·kg-1Se ;HFD +250 mg·kg-1 VE ;HFD +0.4 mg·kg-1 Se+250 mg·kg-1 VE, respectively.After 4 weeks, the MDA contents in hearts, livers, kidneys and serum were measured through thiobarbituric acid (TBA)method.The NO contents in these samples were assayed by NO kits.RESULTS: HFD caused hyperlipidemia, in comparison with the control group, triglyceride (TG)and very low density lipoprotein (VLDL-C)increased(P<0.05), so did total cholesterol and low density lipoprotein (P<0.01). Meanwhile, HFD strengthened the peroxidation in all of the tissues or serum (P<0.05).NO contents were reduced in hearts and livers, but increased in serum and kidneys by HFD.VE or Se in combination and separateness did fight against these effects (P<0.05 or P<0.01).Meanwhile, VE and or Se can increase the NO contents in all the experimental tissues, combined use of Se and VE are more effective.CONCLUSION: Se and or VE can decrease the peroxidation-related damage and modify the NO contents in experimental hyperlipidemia rats.

Key words: selenium, Vitamin E, hyperlipidemia, peroxidation, MDA, nitric oxide(NO)

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