Jiangsu Province Hi-Tech Key Laboratory for Bio-medical Research, School of Chemistry and Chemical Engineering, Southeast University, Nanjing 211189, China.
Chemistry Department, University of Zambia, Lusaka 10101, Zambia.
Biosensors (Basel). 2023 Jun 19;13(6):666. doi: 10.3390/bios13060666.
Recently, there has been an upsurge in the extent to which electrochemiluminescence (ECL) working in synergy with bipolar electrochemistry (BPE) is being applied in simple biosensing devices, especially in a clinical setup. The key objective of this particular write-up is to present a consolidated review of ECL-BPE, providing a three-dimensional perspective incorporating its strengths, weaknesses, limitations, and potential applications as a biosensing technique. The review encapsulates critical insights into the latest and novel developments in the field of ECL-BPE, including innovative electrode designs and newly developed, novel luminophores and co-reactants employed in ECL-BPE systems, along with challenges, such as optimization of the interelectrode distance, electrode miniaturization and electrode surface modification for enhancing sensitivity and selectivity. Moreover, this consolidated review will provide an overview of the latest, novel applications and advances made in this field with a bias toward multiplex biosensing based on the past five years of research. The studies reviewed herein, indicate that the technology is rapidly advancing at an outstanding purse and has an immense potential to revolutionize the general field of biosensing. This perspective aims to stimulate innovative ideas and inspire researchers alike to incorporate some elements of ECL-BPE into their studies, thereby steering this field into previously unexplored domains that may lead to unexpected, interesting discoveries. For instance, the application of ECL-BPE in other challenging and complex sample matrices such as hair for bioanalytical purposes is currently an unexplored area. Of great significance, a substantial fraction of the content in this review article is based on content from research articles published between the years 2018 and 2023.
最近,电致化学发光(ECL)与双极电化学(BPE)协同作用在简单生物传感设备中的应用,特别是在临床环境中的应用,呈现出迅速增长的趋势。本文的主要目的是对 ECL-BPE 进行综合评述,从优势、劣势、局限性和作为生物传感技术的潜在应用等多个维度进行全面的分析。本文综述了 ECL-BPE 领域的最新进展和创新,包括电极设计的改进和新型发光体和共反应物在 ECL-BPE 系统中的应用,以及优化电极间距离、电极微型化和电极表面修饰等方面的挑战,以提高灵敏度和选择性。此外,本文还将概述过去五年中该领域基于多指标生物传感的最新、新颖应用和进展。本文综述的研究表明,该技术发展迅速,具有巨大的潜力,可以彻底改变生物传感领域。本文旨在激发创新思维,鼓励研究人员将 ECL-BPE 的某些元素纳入他们的研究中,从而推动该领域进入以前未探索的领域,从而可能带来意想不到的有趣发现。例如,将 ECL-BPE 应用于头发等具有挑战性和复杂的生物分析样本基质中,目前仍是一个未被探索的领域。值得注意的是,本文的内容很大一部分基于 2018 年至 2023 年期间发表的研究文章的内容。
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