Abstract
Coronaviruses are important human pathogens. Among them, SARS-CoV, HCoV-NL63 and SARS-CoV-2, the causal agents behind the SARS outbreak from 2003, the common cold and the current COVID-19 pandemic, utilise the human protein ACE2 as the main entry point to invade cells. Although the current detection systems (eg. The rapid antigen test and RT-qPCR) have played an important role in the mana…