A research team from the CHUM research centre and Héma-Québec has shown how IgM antibodies play a major role in neutralizing the SARS-CoV-2 virus.
When a person is infected by SARS-CoV-2, the number of antibodies able to neutralize the virus rapidly increases. Once the person recovers, their level decreases….
https://nouvelles.umontreal.ca/en/article/2020/10/20/-d9ded99fd1/