An infected cell can produce thousands of infectious virus particles (black dots) that are then released from the cell surface, as shown in this electron micrograph of the new coronavirus, nCov-2019.
JOHN NICHOLLS, LEO POON AND MALIK PEIRIS/THE UNIVERSITY OF HONG KONG
George Mason University has a number of research programs ongoing to help combat the COVID19 Pandemic.
Routes of COVID19 Transmission