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Updated: Jun 25, 2025

Murine Colitis Modeling using Dextran Sulfate Sodium DSS
Published on: January 19, 2010
陶鲁二氧化醇酸通过调节肠道屏障功能障碍和微生物组调节障碍来逆转硫酸德克斯在小鼠中诱导的大肠炎
Longbiao Luo1, Yi Zhao1, Guangji Zhang1
1School of Pharmacy, Health Science Center, Xi'an Jiaotong University, Xi'an, China (L.L., S.D., Y.X., H.S., M.Z., X.L., S.W., W.J.); Macau Centre for Research and Development in Chinese Medicine, State Key Laboratory of Quality Research in Chinese Medicine, Institute of Chinese Medical Sciences, University of Macau, Macao, China (L.L., H.L.); Department of Pharmacy, The Second Affiliated Hospital of Xi'an Jiaotong University, Xi'an, China (Y.Z.); School of Basic Medical Sciences, Zhejiang Chinese Medical University, Hangzhou, China (G.Z.); and Shaanxi Engineering Research Center of Cardiovascular Drugs Screening and Analysis, Xi'an, China (S.D., Y.X., H.S., M.Z., X.L., S.W., W.J.).
塔乌尔苏氧胆酸 (TUDCA) 在性结肠炎 (UC) 方面表现有前途. 这项研究发现,TUDCA减少了炎症,保护了肠道屏障,并在患有大肠炎的小鼠中平衡了肠道微生物群.
科学领域:
- 胃肠病学 胃肠病学
- 免疫学 免疫学 免疫学
- 微生物学 微生物学
背景情况:
- 性结肠炎 (UC) 是一种免疫媒介疾病,治疗选择有限.
- 传统的UC治疗是昂贵的,并且有副作用.
- 牛类脱氧胆酸 (TUDCA) 具有抗炎性质,但其UC疗效尚未被探索.
研究的目的:
- 在性结肠炎的小鼠模型中研究TUDCA的治疗潜力.
- 评估TUDCA对肠道炎症,屏障完整性和肠道微生物群的影响.
主要方法:
- 在小鼠中使用硫酸德克斯 (DSS) 诱导的大肠炎模型.
- 评估临床症状,结肠/脏指标,以及组织病理学.
- 测量细胞因子水平,紧结蛋白,肠道透性和肠道微生物群组成.
主要成果:
- TUDCA治疗显著缓解了结肠炎症状,并减少了炎症.
- 通过对紧密结合蛋白进行上调调节,TUDCA保留了肠道屏障的完整性.
- 图德卡调节了肠道微生物群失生症,增加了像阿克尔曼西亚这样的有益细菌.
结论:
- 在DSS诱导的大肠炎中,TUDCA证明了治疗疗效.
- 通过减少炎症,保护肠道屏障和恢复微生物群平衡,TUDCA提供了性结肠炎的潜在替代治疗方法.
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