Omicron variant
Fifteenth-letter mutation
The Omicron variant is a strain of the SARS-CoV-2 virus, designated B.1.1.529, first identified in late 2021.
Named using the Greek alphabet system for COVID-19 variants, it spread rapidly worldwide due to high transmissibility, though it generally caused less severe illness than earlier strains.
The Omicron variant changed the course of the pandemic.
- lockdownsEnforced public restrictions
- feverElevated body temperature
- mRNA vaccinesImmunizations using coded genetic instructions
- SARS-CoV-2Pandemic-causing coronavirus species
- mutationPermanent DNA alteration
mask · rapid test · PCR test · breakthrough infection · spike protein · quarantine protocols · home isolation · social distancing · test · monoclonal antibodies · antiviral drugs · viral replication · cough · sore throat · South Africa · viral genome · transmissibility · swab
- COVID-19COVID-19, spike protein, mRNA vaccines, long COVID, vaccine efficacy
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