Most animal viruses never become pandemics because they must overcome multiple barriers, including receptor mismatch, immune ...
A new University of California San Diego study published in Cell challenges a long-standing assumption about how animal viruses become capable of sparking human epidemics and pandemics. Using a ...
The source of the SARS-CoV-2 virus, which causes COVID-19, remains elusive. With "low confidence," some federal agencies favor the theory that it originated in and leaked from a Chinese laboratory ...