New Alzheimer’s drug trial at R.I. Hospital a source of comfort for some participants

Brightly colored images of a patient’s brain, taken with a specialized scan, glow on Dr. Jonathan Drake’s computer screen as he points out deposits of a substance that’s associated with Alzheimer’s disease. Amyloid plaque is toxic, and buildups of the protein in the brain are almost always associated with an Alzheimer’s diagnosis. As associate director