Real-time, selective, and low-cost detection of trace level SARS-CoV-2 spike-protein for cold-chain food quarantine

ARTICLE OPEN Real-time, selective, and low-cost detection of trace level SARS-CoV-2 spike-protein for cold-chain food quarantine Jian Zhang 1,2 , Xin Fang 1 , Yu Mao2 , Haochen Qi 1 ✉, Jayne Wu 3 ✉, Xiaoru Liu 1 , Fangshuo You 1 , Wenci Zhao1 , Ying Chen4 and Lei Zheng 2 ✉ Due to the friendly temperature for virus survival, SARS-CoV-2 is frequently found in cold-chain foods, posing a serious threat to public health. Utilizing an interdigitated microelectrode chip modified with an antibody...