This is a false color scanning electron micrograph of a T cell (green) on an array of clusters of T cell receptor ligands (not visible) bound to gold-palladium nanoparticles (gold, there are seven in ...

This is a colorized scanning electron micrograph of filamentous Ebola virus particles (green) attached to and budding from a chronically infected VERO E6 cell (blue) (25,000x magnification).