Click to enlarge. Washington is among the state's with the fastest rates of growth from July 1, 2010, to July 1, 2011. Color codes are in this order: purple/blue (colors may appear differently on some...
Color-enhanced scanning electron micrograph showing <i>Salmonella typhimurium</i> (red) invading cultured human cells. (National Institute of Allergy and Infectious Diseases)