The Delta variant, also referred to as a "double mutant" because it carries two mutations, is 55 per cent more transmissible ...

Researchers from University of Tsukuba and Institute of Science Tokyo have identified nonrandom patterns in the emergence of spike D614 reversions in publicly available SARS-CoV-2 genomic data.

Background Although health problems may persist beyond 4 weeks after SARS-CoV-2 infection, evidence on long-term ophthalmic ...

The World Health Organization and the Centers for Disease Control and Prevention have both designated beta as a “variant of ...

Questions are appearing on social media about how we know there is a rise in certain COVID-19 variants if individual tests cannot detect specific variants. The U.S. Centers of Disease Control and ...