多糖 Polygonatum kingianum 通过调解抗氧化能力和微生物群来缓解肠道损伤
Reng Qiu1, Chuangye Pan1, Yuxi Qin2
1Henan Provincial Engineering Laboratory of Insects Bio-reactor, Henan Provincial Engineering and Technology Center of Health Products for Livestock and Poultry, Nanyang Normal University, Nanyang, Henan, China.
聚糖 Polygonatum kingianum 通过改善肠道健康和减少炎症,有效地保护小鼠免受脂聚糖诱导的肠道损伤. 这项研究强调了其作为肠道疾病治疗剂的潜力.
科学领域:
- 药理学和毒理学 药理学和毒理学
- 胃肠病学 胃肠病学
- 微生物组研究 微生物组研究
背景情况:
- 波利格纳 (Polygonatum kingianum) 是一种具有已知的生物活性的药用草本.
- 它的多糖对脂多糖 (LPS) 诱导的肠损伤的影响尚不清楚.
研究的目的:
- 调查Polygonatum kingianum多糖 (PKP) 对小鼠LPS诱导的肠损伤的保护作用.
- 评估PKP对肠道形态,氧化应激,炎症和肠道微生物群的影响.
主要方法:
- 30只ICR小鼠被分为对照组,LPS诱导的损伤组和PKP治疗组.
- 小鼠接受PKP (100 mg/kg) 或盐水治疗18天,随后进行LPS诱导.
- 分析了肠道形态,氧化应激和炎症的血清标志物,以及肠道微生物群的组成.
主要成果:
- 与LPS诱导组相比,PKP治疗显著改善了体重,小长度和密室深度.
- PKP降低了促炎性细胞因子 (IL-1β,IL-6,TNF-α) 和甲基 (MAD) 的水平,同时增加了抗氧化酶 (SOD,T-AOC,GSH-Px).
- 微生物组分析显示,PKP调节了肠道微生物群的组成,促进了更健康的微生物环境.
结论:
- 波利格纳 (Polygonatum kingianum) 的多糖体显示出对LPS诱导的肠损伤有显著的保护作用.
- 通过增强抗氧化能力,抑制炎症和重新平衡肠道微生物群,PKP可以减轻肠道损伤.
- 这些发现表明,PKP是针对肠道疾病的新型治疗策略的有希望的候选者.
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