Across the world, there are multiple variants of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), the virus that causes coronavirus disease 2019 (Covid-19). SARS-CoV-2 variants have been classified by the...
The CDC said this week that the new B.1.1.7 strain may become the most dominant form of the virus in the U.S. by March The United Kingdom’s use of genomic sequencing to identify a more infectious strain of SARS-CoV-2...