Improving macromolecule crowding configurations in nanopores for protein sensing†

IF 4.2 2区 化学 Q2 CHEMISTRY, MULTIDISCIPLINARY Chemical Communications Pub Date : 2024-11-01 Epub Date: 2024-11-06 DOI:10.1039/d4cc05344c
Fei Zheng , HongLuan Li , Jun Yang , Haiyan Wang , Guangle Qin , Dapeng Chen , Jingjie Sha
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Abstract

We show that PEG-induced macromolecular crowding enhances protein detection in nanopores by increasing capture rate and translocation frequency. Experimental data indicate that a PEG concentration gradient boosts capture efficiency, while our theoretical model attributes this enhancement to osmotic flow, offering insights for improving nanopore-based biosensing.

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改进纳米孔中的大分子拥挤配置以实现蛋白质传感
我们的研究表明,PEG 诱导的大分子拥挤能提高捕获率和转运频率,从而增强纳米孔中的蛋白质检测能力。实验数据表明,PEG 浓度梯度提高了捕获效率,而我们的理论模型则将这种提高归因于渗透流动,从而为改进基于纳米孔的生物传感提供了启示。
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来源期刊
Chemical Communications
Chemical Communications 化学-化学综合
CiteScore
8.60
自引率
4.10%
发文量
2705
审稿时长
1.4 months
期刊介绍: ChemComm (Chemical Communications) is renowned as the fastest publisher of articles providing information on new avenues of research, drawn from all the world''s major areas of chemical research.
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