FOOD SCIENCE ›› 2013, Vol. 34 ›› Issue (5): 246-250.doi: 10.7506/spkx1002-6630-201305051

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Cyanidin-3-O-β-glucoside Induces Lipoprotein Lipase Activity Following the Activation of AMP-Activated Protein Kinase in Skeletal Muscle Cells

WEI Xiao-yi1,BAI Chen1,*,TANG Li-wei1,LU Hong2,ZHANG Jing-wei1   

  1. 1. Department of Tourism and Food Science, Shanghai Business School, Shanghai 200235, China; 2. School of Life Science, Fudan University, Shanghai 200433, China
  • Received:2012-02-07 Revised:2013-01-15 Online:2013-03-15 Published:2013-04-16
  • Contact: BAI Chen E-mail:weixy@sbs.edu.cn

Abstract: Cyanidin-3-O-β-glucoside (Cy-3-g)-rich foods have been reported to inhibit the onset of obesity, but the underlying mechanism has remained unclear. The induction of LPL activity in skeletal muscle will facilitate to the hydrolysis of triglyceride (TG) by β-oxidation, which can result in the decrease of TG store in adipose and the inhibition of obesity. In the present study, the isolation and culture method for skeletal muscle cells was established. The aim of our present study was to explore the effect of Cy-3-g on LPL activity in the skeletal muscle cells isolated from rats. The results demonstrated that Cy-3-g induced the activation of LPL in skeletal muscle cells due to the activation of pAMPK, suggesting that Cy-3-g may have a potential role against obesity through the regulation of lipid metabolism.

Key words: cyanidin-3-O-β-glucoside, skeletal muscle cells, lipoprotein lipase, AMP-activated protein kinase

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