U.S. This updated electron microscope image, made available by the National Institutes of Health in February 2020, shows the gray, cultured, cell surface-emerging, novel Noral Coronavirus SARS-Co-2, orange in the lab. Also known as 2019-nCoV, the virus causes COVID-19. The sample was isolated from a U.S. patient (AP by NIAID-RML) …
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