Yan Yan, Anqi Yan
The present outbreak of SARS-CoV-2 infection has become a pandemic according the World Health Organization. However, the current therapeutic strategies to deal with the infection are only supportive. And the effective vaccine against SARS-CoV-2 is still under development. So the prevention aimed at reducing transmission in the community is our top-priority. The precise diagnosis to discriminate the person who carries the SARS-CoV-2 virus is the key to control the spread of the infections.