While healthy transthyretin moves hormones through blood and spinal ... of other small and unstable proteins -- including the amyloid-beta peptide that builds up in the brain in Alzheimer's ...

Researchers injected mouse brains with a growth hormone tainted with amyloid-β, a protein implicated in Alzheimer’s disease, and saw it accumulate. The study, published yesterday (December 13) in ...

The factor that tips you over the edge from being at risk for a disease to actually developing the disease is not always ...

Researchers discovered higher levels of tau and amyloid beta — both hallmarks ... poor or reduced REM sleep may raise levels of the stress hormone cortisol, which can impair the hippocampus ...