ALZHEIMER - How age opens the gates for Alzheimer's

With advancing age, highly-evolved brain circuits become susceptible to molecular changes that can lead to neurofibrillary tangles—a hallmark of Alzheimer's Disease, Yale researchers report the week of March 17 in the Proceedings of the National Academy of Sciences ...

http://medicalxpress.com/news/2014-03-age-gates-alzheimer.htm