20 SMALL WORLD
e cells are merciless and patoavoid extinction, attackers al strategies. Eitrike quicklyand move on to a neious illnesses like flu, or t te cells fail to spot t iced in to action.
One of ts of infection is t microbes t normally do no allsometimes get into ts of the words of Dr.
Bryan Marsious diseases specialist at Dartmoutcer inLebanon, Nes are normally benign in t get into ots of tream, for instance—and cause terrible havoc.”
t, most out-of-control bacterial disorder of t is a disease callednecrotizing fasciitis in ially eat tim from t, devouringinternal tissue and leaving beients often come in ively mild complaints—a skin rasypically—but ticallydeteriorate. is often found t they are simply being consumed.
treatment is ting out every bit ofinfected area. Seventy percent of victims die; many of t are left terribly disfigured. tion is a mundane family of bacteria called Group A Streptococcus, . Very occasionally, for reasons unknoeria get t and into t devastating ely resistant to antibiotics. About ated States, and no one can say t it get worse.
Precisely tis. At least 10 percent of young adults, andper of teenagers, carry terium, but it lives quite. Just occasionally—in about one young person in a gets into tream and makes t cases,deat and dead by evening,” says Marsh.
e so profligate tibiotics. Remarkably, by one estimate some 70 percent of tibiotics used in to farm animals, often routinely in stockfeed, simply to pro