Virus variant from South Africa detected in US for 1st time
This 2020 electron microscope image provided by the National Institute of Allergy and Infectious Diseases - Rocky Mountain Laboratories shows SARS-CoV-2 virus particles which cause COVID-19, isolated from a patient in the U.S., emerging from the surface of cells cultured in a lab. Viruses are constantly mutating, with coronavirus variants circulating around the globe.
NIAID-RML via AP
COLUMBIA, S.C...
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