A new study compared the SARS-CoV-2 Wuhan strain and all the variants of concern (VOCs) - Alpha, Beta, Delta, and Omicron variants for their survivability and infectivity.
On Thursday, South African scientists announced that 22 positive cases of variant B.1.1.529 have been recorded in the country after genomic sequencing of the. 26.11.2021, Sputnik International