In surprising twist, some Alzheimer's plaques may be protective, not destructive

One of the characteristic hallmarks of Alzheimer's disease (AD) is the buildup of amyloid-beta plaques in the brain. Most therapies designed to treat AD target these plaques, but they've largely failed in clinical trials. New research upends conventional views of the origin of one prevalent type of plaque, indicating a reason why treatments have been unsuccessful.

from Top Health News -- ScienceDaily https://ift.tt/32sgtU8