Colorized scanning electron micrograph of a cell heavily infected with SARS-CoV-2 virus particles (yellow), isolated from a patient sample. The black area in the image is extracellular space ...

the virus that causes AIDS – to find out. This transmission electron microscopy image shows HIV viral particles (yellow) near the end of the budding process; the cell they’ve infected is in blue.

Scanning electron micrograph ... inoculated with the virus. When Professor Miller examined the blood of the mice, he found that they had a greater tendency for infection and a lower than usual ...