单分散的单或多分区脂质体
Nan-Nan Deng1, Maaruthy Yelleswarapu1, Wilhelm T S Huck1
1Radboud University , Institute for Molecules and Materials, Heyendaalseweg 135, 6525 AJ Nijmegen, The Netherlands.
Journal of the American Chemical Society
|June 1, 2016
概括
这项研究引入了一种表面活性剂辅助的微流体方法,用于制造具有可控制隔间的均脂质体. 这种进步使人造细胞和微反应器等应用的脂质体产生高吞吐量.
科学领域:
- 生物技术
- 材料科学
- 化学工程
背景情况:
- 脂质体是药物输送和人工细胞的关键脂囊.
- 微流体技术已经推进了脂质体的形成,但对复杂的脂质体缺乏详细的过程理解和高产率的方法.
研究的目的:
- 开发一种微流体方法来制造具有可控单或多个隔间的均脂质体.
- 研究界面能量控制在脂质体形成中的作用.
主要方法:
- 使用表面活性剂辅助的微流体方法进行脂质体合成.
- 采用通过外相表面活性剂控制的界面能量的水-油-水 (W/O/W) 乳液系统.
- 使用纳米孔形成和共焦光显微镜验证脂质体结构.
主要成果:
- 实现了从25到190μm的均单层脂质体的产生.
- 证明了具有或没有多个内部隔间的脂质体的能力.
- 已确认的脂质体可以作为无细胞基因表达的隔间.
结论:
- 开发的微流体技术可以精确控制脂质体的形成,从而产生具有可调整复杂性的均结构.
- 这种方法促进了适用于先进应用的高吞吐量脂质体的产生,包括无细胞表达系统和微反应器网络.
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