omicron variant (IMAGE)

University of California - San Diego

omicron variant

Caption

A colorized scanning electron micrograph of cells (blue) infected with the Omicron strain of SARS-CoV-2 virus (yellow), isolated from a patient sample. Variants of the original COVID-19 virus evolved to better dodge vaccine protections and immune response.

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National Institute of Allergy and Infectious Diseases (NIAID)

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