Achilles’ heel of dangerous hospital pathogen

Researchers have shed light on the structure of an enzyme important in the metabolism of the pathogenic bacterium Acinetobacter baumannii. The enzyme ‘MtlD’ is critical for the bacterium’s synthesis of the sugar alcohol mannitol, with which it protects…

Flood risk for Iowa farmland

Researchers have created a detailed set of maps examining the flood risk for all farmland in Iowa. The maps show 450,000 acres of crops in areas with a 50% chance of flooding, and losses from flooding averaging $230 million annually.