Alzheimer's Disease: Tau Spreads in the Brain, Not Between People
AlzforumTau, the protein that tangles together in Alzheimer's, spreads from cell to cell in the mouse brain, perhaps explaining disease progression in humans, suggests a new study. "Alzheimer's disease seems to spread like an infection from brain cell to brain cell...." says The New York Times, but experts assure Alzforum that the disease is not contagious.