Connecting two culprits in Alzheimer’s disease : Nature News Blog

Connecting two culprits in Alzheimer’s disease : Nature News Blog: Plaques and tangles pockmark the brains of people with Alzheimer’s disease. The extracellular protein amyloid-β makes plaques, and the intracellular protein tau makes tangles, but how exactly these might kill neurons is unclear. Work presented at the annual meeting of the American Society for Cell Biology in San Francisco, California, this week starts to connect some of these dots.