Patent ID: 7256003
Filing Date: 2007-08-14
Classification: G01N

Abstract:
1. A method for diagnosing a distinct subgroup of Alzheimer's Disease, the method comprising the steps: (1) obtaining a sample of cerebrospinal fluid; (2) determining whether the level of ubiquitin is equal to or greater than 500 ng/ml wherein a level equal to or greater than 500 ng/ml assigns said sample to a first subgroup, if not then; (3) determining whether the level of Aβ 1-42 is equal to or greater than 900 pg/ml and if so assigning to a second subgroup, if not then; (4) determining whether the level of tau is equal to or greater than 920 pg/ml and if so, assigning said sample to a third subgroup, if not then; (5) determining whether the level of tau is equal to or greater than 520 pg/ml and if so, assigning said sample to a fourth subgroup, if not then assigning said sample to a fifth subgroup.