Novel Coronavirus SARS-CoV-2
This transmission electron microscope image shows 2019-nCoV, the virus that causes COVID-19, isolated from a patient in the U.S., and emerging from the surface of cells cultured in the lab.
Credit: NIAID-RML
Note: the official name for the disease is COVID-19. The virus that causes the disease is known as nCoV, and 2019-nCoV, and sometimes SARS-CoV-2.