1 Department of Neurodegenerative Diseases and Geriatric Psychiatry, University Hospital of Bonn, Bonn, Germany; German Center for Neurodegenerative Diseases, 53127 Bonn, Germany.
2 Department of Neurodegenerative Diseases and Geriatric Psychiatry, University Hospital of Bonn, Bonn, Germany; German Center for Neurodegenerative Diseases, 53127 Bonn, Germany; Department of Infectious Diseases and Immunology, University of Massachusetts Medical School, Worcester, MA, USA. Electronic address: michael.heneka@dzne.de.