中国球的多糖分中的抗疲劳作用和抗氧化活性
Hai-Xu Zhou1, Xiao Zhang1, Ren-Gui Huang2
1Henan Institute of Science and Technology Xinxiang China.
Food science & nutrition
|February 19, 2024
概括
来自中国 (PYB) 的多糖体显示出显著的抗疲劳和抗氧化特性. 这些洋泡子通过增加糖原和抗氧化酶来增强耐力,支持它们作为功能性食物的使用.
科学领域:
- 生物化学 生物化学
- 药理学 药理学是指药理学的学科.
- 食品科学 食品科学 食品科学
背景情况:
- 多糖是中国洋 (Dioscorea opposita Thunb.) 的主要成分. 球球.球球.球球.
- 以前的研究还没有完全阐明这些特定多糖的抗疲劳和抗氧化特性.
研究的目的:
- 为了隔离和表征球菌 (PYB) 的多糖类.
- 评估PYB-1和PYB-2的抗疲劳和抗氧化活性.
- 为了研究分子量和抗疲劳效应之间的相关性.
主要方法:
- 两种具有不同分子量的多糖分 (PYB-1和PYB-2) 的分离和表征.
- 在小鼠中使用详尽的游泳测试 (EST) 进行抗疲劳评估.
- 生物化学分析肝脏糖原,抗氧化酶 (超氧化脱酶,谷氨过氧化酶),血液尿素,乳酸和马隆迪化物水平.
- 在体外抗氧化剂测定自由基清除活性.
主要成果:
- 在小鼠中,PYB-1 (145 kDa) 和PYB-2 (11 kDa) 显示出显著的抗疲劳作用,延长了游泳时间 (p < .05).
- 服用PYB增加了肝脏的糖原和抗氧化酶活动 (SOD,GSH-Px).
- PYB治疗降低了血液尿素,乳酸和马隆迪化物水平,表明疲劳和氧化应激减少.
- 与PYB-2相比,PYB-1表现出优越的自由基清除活动.
- 分子重量似乎影响PYBs的抗疲劳功效.
结论:
- 亚姆泡多糖 (PYBs) 具有显著的抗疲劳和抗氧化能力.
- 这些发现支持PYBs作为功能性食品成分的潜力,以缓解疲劳.
- 对抗疲劳效应的具体机制和最佳分子量进行进一步的研究是有必要的.
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