含有并提供蛋白质的水溶性柔性有机框架
Jia-Le Lin1, Ze-Kun Wang1, Zi-Yue Xu1
1Department of Chemistry, Shanghai Key Laboratory of Molecular Catalysis and Innovative Materials , Fudan University , 2205 Songhu Road , Shanghai 200438 , China.
Journal of the American Chemical Society
|February 4, 2020
概括
新的水溶性有机框架 (FOF-1-4) 可以有效地将蛋白质输入细胞. 这些灵活,多孔的材料具有较低的细胞毒性和高的生物分子负载能力,使细胞有效吸收.
科学领域:
- 材料科学
- 超分子化学
- 纳米技术
背景情况:
- 开发用于药物输送的新型多孔材料.
- 需要水溶性和生物相容的纳米载体.
- 在有效的细胞内蛋白质输送方面存在挑战.
研究的目的:
- 合成和描述水溶性基新型有机框架 (FOF-1-4).
- 研究这些框架的孔隙性和负载能力.
- 评估它们向细胞输送蛋白质的潜力.
主要方法:
- 使用四甲基和柔性二化物合成FOF-1-4.
- 使用1H NMR光谱和动态光散射进行表征.
- 通过乙醇蒸汽吸附和客分子加载进行孔径评估.
- 使用流细胞测量进行体外蛋白质输送研究.
主要成果:
- 成功合成了四个水溶性,灵活的有机框架 (FOF-1-4).
- 框架具有50-120nm的水力动力直径和5.3-6.7nm的固有孔径.
- 葡萄素客体的高负载能力和蛋白质的快速包含 (BSA,GFP,OFP).
- 能有效地将蛋白质输入正常细胞和癌细胞,细胞输入率高达99. 8%.
结论:
- FOF-1-4 是一种新型的水溶性有机框架.
- 这些材料具有出色的生物相容性和高效的蛋白质封装和输送能力.
- 开发的框架对先进的药物和蛋白质输送应用具有重大前景.
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