… The emergence of SARS-CoV-2 variants requires an expanded research agenda to … of
emerging SARS-CoV-2 mutations and the correlates of protective immunity against variants with …

… HOW ARE VARIANTS PRODUCED? A variant or lineage of SARS-CoV-2 is one that has
mutations in its genome that confer modifications in its phenotype, eg different antigens, …

… variant of SARS-CoV-2 discovered by the Network for Genomic Surveillance in South
Africa. Just 2 days later, the WHO declared this novel variant the fifth SARS-CoV-2 variant of …

… genomic sequences of SARS-CoV-2. “We have really good infrastructure to identify variants
of interest”, … “The question is: what do you do when you have found a new variant? You need …

… variant of SARS-CoV-2. Like other RNA viruses, SARS-CoV-2 constantly mutates with new
variants … A variant can become more common if it provides a selective advantage to the virus. …

… formulating new vaccines may be needed to control some new SARS-CoV-2 variants.
With the increase in basic reproduction number of more transmissible SARS-CoV-2 variants, …

… Strictly speaking, a variant is a strain when it has a demonstrably different phenotype (eg, a
… SARS-CoV-2 variant should include assessment of the following questions: Did the variant …

… cocirculate, recombination between SARS-CoV-2 clades is being detected, … variant surveillance
and will be important in future vaccine planning. Omicron, the latest SARS-CoV-2 variant …

… variant in the UK (‘VUI-202012/01′ ie ‘variant under investigation’) has been reported in
the UK in recent weeks. This variant is derived from the SARS-CoV-2 … of selected SARS-CoV-2 …

… of the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), one of which is the
Omicron variant (B.1.1.529). The Omicron variant is the most mutated SARS-CoV-2 variant, …