Popular sugar additive fueled the spread of superbugs?
Two bacterial strains that have plagued hospitals around the country may have been at least partly fueled by a sugar additive in our food products, scientists say. Trehalose, a sugar that is added to a wide range of food products, could have allowed certain strains of Clostridium difficile to become far more virulent than they were before, a new study finds.
The results, described in the journal Nature, highlight the unintended consequences of introducing otherwise harmless additives to the food supply.
C. difficile is a nasty bacterium — infection can result in severe diarrhea and death — and numbers among the most prevalent hospital-acquired infections in the United States. According to the Centers for Disease Control and Prevention, nearly half a million people were sickened by the bug in 2011. Some 29,000 of those patients died within 30 days of being diagnosed with C. difficile, and about...