工程化聚烯基拉丁纳米载体增强益生菌的传递,并改善肥胖性性结肠炎
Xie Chengfeng1, Zaheer Ullah Khan2, Hong-Yan Xing1
1College of Pharmaceutical Sciences, Zhejiang University of Technology, Hangzhou 310012, China.
这项研究开发了一种基于纳米技术的益生菌输送系统 (EcN@KPS-TPP),用于治疗肥胖个体的性结肠炎 (UC). 增强型益生菌改善了生存率,减少了炎症和调节了肠道微生物群,为与肥胖有关的UC提供了有前途的治疗潜力.
科学领域:
- 生物技术是生物技术.
- 纳米技术 纳米技术
- 微生物学 微生物学
背景情况:
- 肥胖增加了性结肠炎 (UC) 的风险,由于有限的第一线选择,需要新的治疗方法.
- 益生菌通过调节肠道微生物群来提供治疗潜力,但在合成和运输过程中面临稳定性挑战.
- 开发稳定的益生菌输送系统对于有效的UC治疗至关重要.
研究的目的:
- 设计和开发基于纳米技术的益生菌输送系统,以增强性结肠炎 (UC) 治疗.
- 改善益生菌ECN 1917的稳定性和有效性,用于UC的治疗应用.
主要方法:
- 用氨酸纳米粒子和茶叶聚烯 (EcN@KPS-TPP) 涂覆益生菌ECN 1917.
- 使用TEM和SEM等技术,对EcN@KPS-TPP的尺寸,形态和稳定性进行表征.
- 在Caco-2细胞系中的体外研究和在肥胖C57小鼠中的体内研究,以评估安全性,疗效和肠道保留.
主要成果:
- EcN@KPS-TPP证明了增强的热稳定性,最佳颗粒大小 (~75 nm) 和验证的封装.
- 实验室安全性和ROS缓解在Caco-2细胞中得到证实.
- 在体内研究表明,UC的肥胖小鼠的肠道存活率,保留率,减少炎症和肠道微生物群的有益调节有所改善.
结论:
- 开发的基于纳米技术的益生菌输送系统 (EcN@KPS-TPP) 对治疗与肥胖相关的性结肠炎显著有前途.
- 这种方法为开发新型UC疗法提供了理论见解和技术进步.
- 增强的益生菌配方在肥胖人群中管理UC具有临床潜力.
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