- Scientists Discover Tiny Antibody Component That is Highly Effective in Preventing and Treating SARS-CoV-2 Infection in Animal Models: Scientists have isolated the smallest biological molecule to date that completely and specifically neutralizes the SARS-CoV-2 virus, which is the cause of COVID-19 https://www.pittwire.pitt.edu/news/pitt-scientists-discover-tiny-antibody-component-highly-effective-preventing-and-treating-sars 10 comments science