CHICAGO (Reuters Health) - A group of drug-resistant microbes that infect the intestine have become much more common among hospitalized patients and in the general community over the last decade, a Spanish team of researchers report. The bacteria are called extended-spectrum beta-lactamase (ESBL)-producing Enterobacteriaceae. The findings are concerning because these microbes are resistant to drugs called cephalosporins, and most can evade other types of antibiotics too. Dr. Rafael Canton of Hospital Ramon y Cajal in Madrid presented his team's findings here at the 43rd annual Interscience Conference on Antimicrobial Agents and Chemotherapy. The researchers compared more than 1200 stool samples...