关于Ganodermalucidum多糖的干预机制在患有亚托皮肤炎的小鼠中的研究
Dexi Zhang1, Yawen Wei1, Xiangyang Zhu2
1College of Food Science and Engineering, Shandong Agricultural University, Key Laboratory of Food Nutrition and Human Health in Universities of Shandong, Taian 271018, People's Republic of China.
Food research international (Ottawa, Ont.)
|January 29, 2026
概括
泰山光光多糖 (GLP-2) 通过改善肠道微生物群,减少氧化应激和恢复皮肤屏障功能来缓解小鼠的亚托皮炎.
科学领域:
- 菌类学 菌类学是指菌类学.
- 免疫学 免疫学 免疫学
- 生物化学 生物化学
背景情况:
- 泰山红 (Ganoderma lucidum) 含有生物活性多糖 (GLP).
- 亚托皮炎 (AD) 是一种慢性炎症性皮肤疾病.
- 了解阿尔茨海默病中的GLP机制对于治疗开发至关重要.
研究的目的:
- 描述GLP-2的结构特征.
- 为了阐明GLP-2的干预机制在皮炎的小鼠模型中.
主要方法:
- DEAE-52纤维素凝色谱用于GLP-2净化.
- 用于结构性特征的NMR和键结构分析.
- 用于肠道微生物群分析的16S rRNA基因测序和代谢学.
- 在体内测试以评估氧化应激,免疫细胞分化,炎症标志物和皮肤屏障功能.
主要成果:
- GLP-2 (8495 Da) 含有银河糖,糖,曼诺糖和葡萄糖,具有特定的甘油酸链接.
- GLP-2调节肠道微生物群,增加了Prevotella和Ruminococcus,以及短链脂肪酸.
- 通过HO-1/NRF2通路,GLP-2降低了氧化应激,促进了Th1分化,降低了巨细胞透,并调节了IgE和IL-4.
- GLP-2抑制了MAPK/NF-κB通路,缓解了炎症并恢复了皮肤屏障功能.
结论:
- GLP-2 具有作为亚托皮性皮肤炎治疗剂的潜力.
- GLP-2通过调节肠道微生物群,免疫反应和细胞应激通路来发挥其作用.
- 在阿尔茨海默病模型中,GLP-2在恢复皮肤屏障完整性方面表现有前途.
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