image: Normal brain slice (left) and normal aged brain of a 70-year old (right). This image relates to an article that appeared in the April 6, 2011, issue of Science Translational Medicine, published by AAAS. The study, by Dr. David M. Holtzman of the Washington University School of Medicine in St. Louis, Mo., and colleagues, was titled, “Alzheimer’s Disease: The Challenge of the Second Century.” view more
Credit: Image courtesy of Nigel Cairns, Washington University