Pittsburgh [US] May 29 (ANI): Why do some people get Alzheimer's while others don't? Even more perplexing, why do many people with toxic amyloid aggregates in their brains--a clear marker of Alzheimer's brain pathology--never get Alzheimer's-related dementias?University of Pittsburgh School of Medicine researchers appear to have found the answer. Star-shaped brain cells called astrocytes are key to swaying the pendulum in
