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多不饱和脂肪酸调控基因表达的分子机制的研究进展 被引量:4

Review of molecular mechanism of polyunsaturated fatty acid regulation of gene transcription
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摘要 本文综述了多不饱和脂肪酸 (PUFA) ,尤其是n 3系的PUFA ,可以降低脂肪酸以甘油三酯形式的沉积 ,同时促进脂肪酸氧化和葡萄糖合成糖原。其具体机制是PUFA通过激活过氧化物酶体活化增生因子受体α (PPARα)来控制氧化途径过程中的基因表达 ,而对脂肪合成途径中有关基因的抑制则是通过降低能传递胰岛素和碳水化合物信息的转录因子与DNA的亲和力和转录因子的核内丰度。尤其是PUFA抑制了类固醇调控单元结合蛋白 1 (SREBP 1 )的核内丰度和表达 ,降低了核因子Y (NF Y)、Spl和肝核因子 4(HNF 4)
出处 《畜牧与兽医》 北大核心 2002年第12期36-38,共3页 Animal Husbandry & Veterinary Medicine
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