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工程金属网络纳米粒子通过微流体学.

Jingqu Chen1, Steve Spoljaric1, Alba Calatayud-Sanchez1,2,3

  • 1Department of Chemical Engineering, The University of Melbourne, Parkville, Victoria 3010, Australia.

ACS applied materials & interfaces
|October 9, 2023
PubMed
概括

微流体学使金属网络纳米粒子 (MPN NPs) 的精确工程成为可能,以改善生物活性货物交付. 与传统的散装相比,这种方法可以更好地控制纳米颗粒大小,并增强蛋白质负载.

关键词:
生物活性材料是生物活性材料.金属 - 有机材料.微流体学 在微流体学方面纳米颗粒是一种纳米粒子.聚醇是一种多醇.

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科学领域:

  • 材料科学 材料科学 材料科学
  • 纳米技术纳米技术
  • 化学工程是化学工程的重要组成部分.

背景情况:

  • 金属网络纳米粒子 (MPN NPs) 是一个多功能平台,用于集成和交付生物活性货物.
  • 微流体学为材料工程提供可扩展的合成和受控的反应环境.

研究的目的:

  • 为了利用微流体技术来设计生物活性MPN NPs的特性.
  • 调查微流体运行参数和NP组成对MPNNP特征和性能的影响.

主要方法:

  • 使用微流体,通过变化的流速比率,总流速和温度,组装MPN NP.
  • 描述MPN NP的大小,蛋白质加载和蛋白质释放行为.
  • 微流体组装NP与散装NP的比较.

主要成果:

  • 微流体组装的MPN NP表现出比散装NP更广泛的调节尺寸范围 (∼40-330nm) 和更高的蛋白质负载 (∼30%) .
  • 微流体和散装NP都显示pH响应蛋白质释放.
  • 用微流体组装的NP显示了依赖温度的蛋白质释放和基于流速比的可调节释放配置文件.

结论:

  • 微流体提供了对MPN NP属性的增强控制,包括尺寸和蛋白质负载.
  • 微流体方法促进了金属有机材料的开发和应用,用于药物输送和其他用途.