In a recent study posted to the bioRxiv preprint* server, researchers in Japan evaluated the virological characteristics of the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) KP.3.1.1 ...
There is a new COVID-19 variant fueling infections in the U.S. KP.3.1.1 is currently the second most common variant in the country. Experts say the variant may be more infectious than previous ...