工程益生菌改造了肠道上皮屏障,并增强了炎症性肠道疾病的细菌疗法
Yu Chen1, Shijie Bi1, Xiaoli Zhang2
1Key Laboratory of Marine Drugs, Ministry of Education, School of Medicine and Pharmacy, Ocean University of China, Qingdao 266003, China.
和-3-碳醇 (I3C) 协同恢复肠道屏障. 一个新的ZI@EcN平台将这些化合物输送到结肠,改善结肠炎治疗和肠道微生物组调节.
科学领域:
- 胃肠病学 胃肠病学
- 微生物学 微生物学
- 生物材料是一种生物材料.
背景情况:
- 炎症性肠道疾病 (IBD) 的特点是肠道上皮屏障受损和肠道失调.
- 目前的治疗方法往往无法有效地解决屏障功能障碍和微生物失衡.
研究的目的:
- 研究和-3-碳醇 (I3C) 在恢复上皮屏障完整性的协同作用.
- 开发一个有针对性的输送平台 (ZI@EcN) 持续释放和I3C在结肠组织中的结肠炎治疗.
主要方法:
- 和I3C的同定位在一个平台上.
- 结合ZI平台与埃舍里希亚大肠杆菌尼斯尔1917 (EcN) 的结合.
- 在硫酸诱导的小鼠结肠炎模型中对ZI@EcN的评估.
主要成果:
- 该ZI@EcN配方实现了和I3C在结肠中的目标输送和持续释放.
- ZI@EcN显著恢复了上皮屏障功能,减少了结肠炎症.
- EcN结合调节了肠道微生物群,增加了有益的细菌,减少了病原体.
- ZI@EcN在具有良好的安全性配置文件的结肠炎模型中显示出强大的预防和治疗疗效.
结论:
- ZI@EcN平台有效地为结肠炎治疗提供协同作用的和I3C.
- 这种配方既解决了上皮屏障的恢复,也解决了肠道微生物群的失调.
- ZI@EcN在治疗炎症性肠道疾病方面的临床应用显著有前途.
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