Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
In vivo PET-based detection of β amyloid. Increased retention of Pittsburgh compound-B (PIB) is found in frontal and temporo-parietal regions in patients with clinical AD. Figure courtesy of William E. Klunk, M.D., Ph.D. (University of Pittsburgh Medical Center, Pittsburgh, PA).
