Reasons and solutions for 'false positive results' of 2019 Novel Coronavirus-specific antibodies detection

Assays of specific immunoglobulin M (IgM) and immunoglobulin G (IgG) have been supplemented in null and treatment guidelines of Novel Coronavirus pneumonia (7th edition) issued by National Health Commission of the People’s Republic of China as an auxiliary evidence to diagnose Novel Coronavirus pneumonia. However, the false positive results is a major problem in the application of antibody assays. The factors causing the false positive results...