NBCNews.com | Is drug industry on the right track in Alzheimer's research? SFGate The researchers examined more than 3,600 brains from patients who died at different stages of dementia, with Alzheimer's confirmed in almost 1,400. Measuring amyloid and tau in the brains at various stages of disease progression allowed them to ... Ethicist: Why a New Alzheimer's Drug Isn't A No-Brainer Can Biogen Change How We View Alzheimer's Disease? |