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中国精品科技期刊2020
樊蕊, 郝云涛, 刘欣然, 李勇. 人参低聚肽对老年db/db小鼠血糖及免疫调节的作用[J]. 食品工业科技, 2020, 41(14): 297-301,309. DOI: 10.13386/j.issn1002-0306.2020.14.048
引用本文: 樊蕊, 郝云涛, 刘欣然, 李勇. 人参低聚肽对老年db/db小鼠血糖及免疫调节的作用[J]. 食品工业科技, 2020, 41(14): 297-301,309. DOI: 10.13386/j.issn1002-0306.2020.14.048
FAN Rui, HAO Yun-tao, LIU Xin-ran, LI yong. Effects of Ginseng Oligopeptide on Blood Glucose and Immune Regulation in the Aging db/db Mice[J]. Science and Technology of Food Industry, 2020, 41(14): 297-301,309. DOI: 10.13386/j.issn1002-0306.2020.14.048
Citation: FAN Rui, HAO Yun-tao, LIU Xin-ran, LI yong. Effects of Ginseng Oligopeptide on Blood Glucose and Immune Regulation in the Aging db/db Mice[J]. Science and Technology of Food Industry, 2020, 41(14): 297-301,309. DOI: 10.13386/j.issn1002-0306.2020.14.048

人参低聚肽对老年db/db小鼠血糖及免疫调节的作用

Effects of Ginseng Oligopeptide on Blood Glucose and Immune Regulation in the Aging db/db Mice

  • 摘要: 目的:评估人参低聚肽改善老年db/db小鼠血糖以及炎症因子和氧化应激状态的效果。方法:db/db小鼠随机分为老年模型对照组、阳性对照组、人参低聚肽干预组,同时以db/m小鼠作为正常对照组,并且取喂养至35周龄的青年db/db小鼠作为青年模型对照组。干预期间和干预结束后对各组小鼠进行空腹血糖、糖耐量水平、炎症反应程度和氧化应激状态的测定。结果:人参低聚肽可显著降低70周db/db小鼠空腹血糖(P<0.05),人参低聚肽干预组的小鼠血糖峰值和血糖曲线下面积(AUC)低于老年模型对照组、阳性对照组、青年模型对照组。人参低聚肽干预组小鼠IL-6(412.61±12.18 pg/L)低于正常对照组(476.50±30.00 pg/L),并且显著低于老年模型对照组(P<0.05),正常对照组、人参低聚肽干预组、阳性对照组和青年模型对照组的SOD和GSH-Px含量均显著高于老年模型对照组(P<0.05)。结论:人参低聚肽可以在一定程度上改善老年db/db小鼠血糖和糖耐量情况,其可能的作用机制是降低小鼠炎症因子和改善氧化应激状态,调节其免疫。

     

    Abstract: Objective:To assess the effects of Ginseng oligopeptide on inflammatory cytokines and oxidative stress in the aging db/db mice. Method:db/db mice were randomly divided into the elderly model control group, the positive control group, and the ginseng oligopeptide intervention group. db/m mice were taken as the normal control group, and young db/db mice fed until 35 weeks old were taken as the young model control group. Fasting blood glucose, glucose tolerance, inflammatory response and oxidative stress were measured during and after the intervention. Results:Ginseng oligopeptide could significantly reduce fasting blood glucose in db/db mice at 70 weeks (P<0.05), and the peak of blood glucose and AUC in ginseng oligopeptide intervention group were lower than those in the elderly model control, the positive control and the young model control groups. The level of Il-6 (412.61±12.18 pg/L) in the ginseng oligopeptide intervention group was lower than that in the normal control group (476.50±30.00 pg/L), and significantly lower than that in the elderly model control group (P<0.05). SOD and GSH-Px levels in the normal control group, the ginseng oligopeptide intervention group, the positive control group and the young model control group were all significantly higher than those in the elderly model control group (P<0.05). Conclusion:Ginseng oligopeptide could improve glycemic glucose and glucose tolerance in aging db/db mice to some extent, and its possible mechanism is reducing inflammatory factors and improving oxidative stress in mice, and regulating in its immunity.

     

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