University of Washington - Department of Pathology, University of Washington - Department of Pathology, University of Washington - Department of Pathology, University of Washington - Department of Neurology, University of Washington - Department of Pathology, University of Washington - Institute for Stem Cell and Regenerative Medicine, Columbia University - Taub Institute for Research on Alzheimer's and the Aging Brain, University of Washington - Department of Neurology and University of Washington - Department of Pathology