Acta Neuropathologica: Plasma P-Tau231, A New Biomarker for Incipient Alzheimer's Disease Pathology Scientists including Tharick Pascoal, MD, PhD (Assistant Professor of Psychiatry and Neurology) from Pitt Psychiatry have published the discovery and validation of a new blood biomarker of Alzheimer’s disease which, for the first time, can produce remarkably early detection of the pathology. The quantification of...