$\gamma$-Oryzanol의 급여가 KK 당뇨 마우스의 지질대사에 미치는 영향

Supplementary Effect of$\gamma$-Oryzanol on Lipid Metabolism in Diabetic KK Mice

  • 이성현 (농업과학기술원 농촌자원개발연구소) ;
  • 전혜경 (농업과학기술원 농촌자원개발연구소) ;
  • 박홍주 (농업과학기술원 농촌자원개발연구소) ;
  • 이연숙 (서울대학교 식품영양학과)
  • 발행 : 2004.06.01

초록

This study was carried out to investigate the supplementary effects of ${\gamma}$-oryzanol extracted from rice bran on lipid metabolism in diabetic mice. We supplied 2 kinds of experimental diets (CO without and GO with 0.2% ${\gamma}$-oryzanol) to diabetic mice for 8 weeks. Diet intake, body weight, organ weight, contents of serum and hepatic lipid profiles, and fecal lipid levels were measured. Though there was no significant difference in diet intake, body weight change and organ weight between experimental groups, the concentration of serum total cholesterol and hepatic total lipid, total cholesterol and HMG-CoA reductase activity was significantly lower in GO group treated with 0.2% ${\gamma}$-oryzanol of diet than CO group after supplementary period of experimental diets. And total lipid, triglyceride, total cholesterol, and bile acid levels excreted to feces were significantly higher in GO group than CO group. These results suggest that ${\gamma}$-oryzanol decrease the serum and hepatic lipid levels by lowing HMG-CoA reductase activity or increasing the contents of fecal lipid in diabetic KK mice.

키워드

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