New Inside Out Intermediate Level Student's Book (+ CD-ROM)

Either they strike quickly and move on to a new host, as with common infectious illnesses like flu, or they disguise themselves so that the white cells fail to spot them, as with HIV, the virus responsible for AIDS, which can sit harmlessly and unnoticed in the nuclei of cells for years before springing into action. One of the odder aspects of infection is that microbes that normally do no harm at all sometimes get into the wrong parts of the body and БЂњgo kind of crazy,БЂ«in the words of Dr. Bryan Marsh, an infectious diseases specialist at Dartmouth-Hitchcock Medical Center in Lebanon, New Hamphire. БЂњIt happens all the time with car accidents when people suffer internal injuries. Microbes that are normally benign in the gut get into other parts of the body-the bloodstream, for instance-and cause terrible havoc.БЂ«The scariest, most out-of-control bacterial disorder of the moment is a disease called necrotizing fasciitis in which bacteria essentially eat the victim from the inside out, devouring internal tissue and leaving behind a pulpy, noxious residue ...»