增强吸收和保留酸性脂输送系统可以促进急性肺损伤治疗
Qiang Zhang1,2,3,4,5, Yu Miao5, Haibin Zhao5
1School of Materials Science and Engineering, Tongji University, Shanghai 201804, China.
ACS applied materials & interfaces
|January 27, 2026
概括
研究人员开发了一种新的sophorolipid系统,用于气溶药物输送,以治疗急性肺损伤 (ALI). 该系统增强药物透和保留,有效减少炎症和肺损伤,具有良好的安全性.
科学领域:
- 生物医学工程 生物医学工程
- 药物输送系统 药物输送系统
- 肺部医学 肺部医学
背景情况:
- 急性肺损伤 (ALI) 呈现出由于不受控制的炎症导致的显著发病率和死亡率.
- 目前用于肺炎的气溶吸入疗法受到通过气道粘液屏障的药物透能力低下的阻碍.
研究的目的:
- 开发一种基于表面活性剂的创新输送系统,用于在急性肺损伤中加强气溶治疗.
- 克服药物通过粘液屏障透的局限性,使用新的脂配方.
主要方法:
- 具有表面活性物质和两性质的环开放型脂 (酸性脂,aSL) 的发展.
- 将全转网红酸 (ATRA) 封装到aSL中以形成aSL@ATRA.
- 评估aSL@ATRA在减轻ALI携带小鼠肺组织损伤和炎症方面的疗效.
主要成果:
- aSL表现出双重功能:增强细胞内和长时间的肺保留,以及疏水性药物封装.
- aSL@ATRA有效降低了炎症细胞透 (巨细胞,中性粒细胞,单细胞) 和促炎性细胞因子分泌.
- 该配方保留了膜-毛细血管屏障的完整性,并在体内显示出良好的安全性.
结论:
- 新的aSL@ATRA系统代表了一种突破性的非侵入性吸入平台,用于治疗急性肺损伤.
- 这种输送系统对ALI和其他耐火性呼吸道疾病具有显著的治疗潜力.
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