Brain Scan Could Help Resolve Controversy Over Diet Drug
Johns Hopkins researchers have developed a new method for studying an important group of brain cells that they say should help define the cells' functions and help resolve the controversy over the safety of two popular diet drugs

Harvard Researchers Topple Old Premise On Drug Discovery
For the past forty years, drug discovery efforts were guided by a basic principle: any compound considered for work in the brain needed to have a nitrogen atom built into its structure.