首页|牛肝菌多糖对高脂饮食小鼠的改善作用及机制

牛肝菌多糖对高脂饮食小鼠的改善作用及机制

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探究牛肝菌多糖对高脂饮食小鼠的脂质代谢机制及改善作用.将32只4周龄SPF级雄性小鼠随机分为四组,连续喂养8周后测量不同实验组小鼠中血清、肝脏的生化指标和盲肠中主要短链脂肪酸的含量,并收集粪便进行菌群结构分析.结果表明,与模型组相比,喂养牛肝菌多糖使小鼠血清中的总胆固醇(TC)、低密度脂蛋白胆固醇(LDL-C)和甘油三酯(TG)含量显著降低(P<0.05),血清中高密度脂蛋白胆固醇(HLD-C)含量(P<0.05)显著提高.此外,牛肝菌多糖能有效改善高脂饮食小鼠的粪便菌群结构和相对丰度,膳食补充牛肝菌多糖能够调控脂质代谢等,改善高脂饮食小鼠脂质代谢紊乱及其肠道菌群失调,并促进肠道健康.
Effect and Mechanism of Boletus Polysaccharide on Mice with High Fat Diet
To explore the mechanism and improvement of boletus polysaccharide on lipid metabolism in high-fat diet mice,thirty-two 4-week-old SPF male mice were randomly divided into four groups,and were fed continuously for 8 weeks,then the biochemical indexes of serum and liver and the contents of main short-chain fatty acids in cecum were measured,and feces were collected for microflora structure analysis of the mice in the different experimental.Results showed that compared with model group,the contents of total cholesterol(TC),low density lipoprotein cholesterol(LDL-C)and triglyceride(TG)in serum were significantly decreased by feeding boletus polysaccharide(PS)(P<0.05),and the contents of high density lipoprotein cholesterol(HDL-C)in serum were significantly increased(P<0.05).In addition,boletus polysaccharide could effectively improve the fecal flora structure of high-fat mice and relative abundance.Dietary supplementation of boletus polysaccharide could regulate lipid metabolism,improve the disorder of lipid metabolism and intestinal flora in high-fat diet mice,and promote intestinal health.

boletus polysaccharideintestinal florahigh-fat dietlipid metabolism

邓加聪、朱静怡、钟彤慧、郑虹

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福建技术师范学院食品与生物工程学院,福建福清 350300

牛肝菌多糖 肠道菌群 高脂饮食 脂质代谢

2024

福建技术师范学院学报
福建师大福清分校

福建技术师范学院学报

影响因子:0.272
ISSN:1008-3421
年,卷(期):2024.42(5)