共 4 条
膳食脂肪、胰岛素抵抗与代谢综合征
被引:16
作者:

茅小燕
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机构: 浙江大学医学营养学与食品卫生研究所

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机构:
[1] 浙江大学医学营养学与食品卫生研究所
来源:
关键词:
膳食脂肪;
胰岛素抵抗;
胰岛素敏感性;
代谢综合征;
D O I:
暂无
中图分类号:
R151.41 [];
学科分类号:
摘要:
代谢综合征是多种代谢异常同时发生于同一个体的临床现象,胰岛素抵抗是代谢综合征的中心环节。膳食中脂肪的摄入总量和种类的不同都与胰岛素敏感性密切相关。当脂肪供能占总热量35%40%以上时,会降低胰岛素敏感性。脂肪供能占总热量的35%40%以下时,强调摄入脂肪酸的类型比脂肪摄入总量更为重要。人体研究表明饱和脂肪酸(SFA)增加胰岛素抵抗,而单不饱和脂肪酸(MUFA)和n-6多不饱和脂肪酸(PUFA)可改善胰岛素敏感性,n-3 PUFA对人体胰岛素敏感性没有影响。代谢综合征中的其他代谢异常成分也均受到膳食脂肪的影响。
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页码:73 / 77
页数:5
相关论文
共 4 条
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