Biogen advances Alzheimer's drug to late-stage trial despite disappointing data

A Biogen facility in Cambridge, Massachusetts. Brian Snyder | Reuters Biogen plans to advance an experimental drug for Alzheimer's disease to late-stage testing despite disappointing mid-stage trial data, the company said Thursday. Biogen said its experimental drug that targets tau, a protein associated with the memory-robbing disease, failed to show better responses at higher doses. …