A Real-Time, Selective, and Low-Cost Strategy for Detection of Trace Level Spike-Protein from SARS-CoV-2 with Application to Cold-Chain Food Quarantine

Haochen Qi; Jian Zhang; Jayne Wu; Xin Fang; Wenci Zhao; Fangshuo You; Ying Chen; Lei Zheng

doi:10.26434/chemrxiv.13166774.v2

Analytical Chemistry

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A Real-Time, Selective, and Low-Cost Strategy for Detection of Trace Level Spike-Protein from SARS-CoV-2 with Application to Cold-Chain Food Quarantine

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Abstract

Utilizing an interdigitated microelectrode chip modified with an antibody probe, and integrating dielectrophoresis enrichment with interfacial capacitance sensing, a strategy is presented for detection of trace level spike-protein from SARS-CoV-2 on food.