Laboratory diagnosis of the etiology of viral infectious diseases

It must grow the awareness that contagious have never been far away from mankind. and the threats have always been next to us. Taking the laboratory detections of severe acute respiratmy syndrome coronavirus 2 (SARS-CoV-Z) as an example, this article mainly introduces the advantages and limitations of the I'eaJ-time fluorescent quantitative PCR and serological antibody detection teehnnlogy that 11an been used for laboratory detections of the etiology of Viral infectious diseases. It is hoped that the intmduetion will be helpful to the clinical diagnosis of viral infectious diseases, espet'ially COVID~19.