首页|饲粮纤维与肠道菌群调控脂肪代谢的研究进展

饲粮纤维与肠道菌群调控脂肪代谢的研究进展

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纤维是动物饲粮中的重要营养成分,也是肠道菌群的重要影响因素.饲粮纤维不能被动物机体自身直接消化利用,而是由肠道微生物代谢,从而生成短链脂肪酸(SCFA)等代谢产物.饲粮纤维可通过调控肠道菌群的组成影响脂肪代谢;肠道菌群可影响饲粮纤维的代谢产物,并通过SCFA等代谢产物参与机体脂肪氧化和合成等代谢过程的调节.本文简要综述了饲粮纤维的理化特性以及肠道菌群的组成情况,重点探讨了饲粮纤维和肠道菌群互作调控脂肪代谢的研究进展和作用机制,以期为饲粮纤维组成调控脂肪代谢在养殖过程中的应用提供参考.
Research Progress of Dietary Fiber and Intestinal Flora Regulating Fat Metabolism
Fiber is an important nutrient component in animal diets and an important influence factor on intesti-nal flora.Dietary fiber can not be directly digested and utilized by the animal body itself,but is metabolized by intestinal microorganisms to produce metabolites such as short chain fatty acid(SCFA).Dietary fiber can af-fect fat metabolism by regulating intestinal flora composition;intestinal flora can affect the metabolites of dieta-ry fiber,and participate in the regulation of metabolic processes such as fat oxidation and synthesis through me-tabolites such as SCFA.In this paper,the physicochemical properties of dietary fiber and the composition of in-testinal flora were reviewed,and the research progress and mechanism of the interaction between dietary fiber and intestinal flora in regulating fat metabolism were mainly discussed,in order to provide reference for the ap-plication of dietary fiber composition in regulating fat metabolism in animal production.[Chinese Journal of Animal Nutrition,2024,36(6):3507-3513]

dietary fiberintestinal florafat metabolismSCFA

胡竑、邓志颖、周锡红、印遇龙

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湖南农业大学动物科学技术学院,长沙 410128

中国科学院亚热带农业生态研究所,动物营养生理与代谢过程湖南省重点实验室,长沙 410125

饲粮纤维 肠道菌群 脂肪代谢 短链脂肪酸

国家重点研发计划青年科学家项目现代农业产业技术体系湖南省科技创新计划

2022YFD1301500CARS-352023RC1074

2024

动物营养学报
中国畜牧兽医学会

动物营养学报

CSTPCD北大核心
影响因子:1.297
ISSN:1006-267X
年,卷(期):2024.36(6)
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