Shares of New York-based Neurotrope Inc. (NASDAQ:NTRP) fell 77.3% to close at a record low of $1 Monday after a phase II study of its lead candidate, bryostatin-1, failed to outperform a placebo in helping people with moderate to severe Alzheimer's disease (AD) achieve improvement on a standardized measure of cognition.

LONDON – Cytox Ltd. is launching a genetic test that can predict the risk of developing Alzheimer's disease and is able to single out which people presenting with symptoms of mild cognitive decline will go on to most rapidly develop Alzheimer's disease.

A research team at the University of New Mexico (UNM), Albuquerque, is moving forward with the development of a vaccine against tauopathies, a neurodegenerative class of diseases that includes Alzheimer's disease, but while promising in the lab, it could take a decade to get an actual vaccine to market.