Genetic Variants Vaccine Research Research Wildlife Exposure Transmission to Wildlife Spike Protein Spike Protein Mutations COVID-19 Variants Animal Transmission Epidemiology Laboratory Origin Origins of COVID-19 Research Studies Lab Leak Theory Genomic Sequencing Viral Evolution Omicron Variant Laboratory Research FLiRT Variants Variants
Genome sequencing has been expanded to identify LF.7, XFG, JN.1.16, NB.1.8.1 sub-variants to guide vaccine strategy