The masquerade that helps ruinous microbes to invade

A bacterial protein in disguise works to squelch an infected host's immune system. A bacterial protein in disguise works to squelch an infected host's immune system.
Author Affiliations: A leaf blighted by the bacterium Pseudomonas syringae , which deploys a protein that mimics those of the plants it infects. [see PDF for image] Credit: David J. [...]