Checking blood for coronavirus antibodies – 3 questions answered about serological tests and immunity
- Written by Aubree Gordon, Professor of Public Health, University of Michigan
Testing blood provides answers about who has been infected.Sean Gallup/Getty Images News via Getty ImagesCoronavirus testing in the United States is moving into a new phase as scientists begin looking into people’s blood for signs they’ve been infected by SARS-CoV-2, the virus that causes COVID-19. This technique is called serological...


