<P>PROBLEM TO BE SOLVED: To provide a method for determining or predicting diseases such as Alzheimer's disease. <P>SOLUTION: The method is a method for determining, in a mammal, the susceptibility to a disease associated with β-amyloid formation and/or aggregation, for determining, in a mammal, the risk of developing a disease associated with β-amyloid formation and/or aggregation such as Alzheimer's disease, for screening the clearance of β-amyloid deposition in a mammal, or for predicting the level of β-amyloid burden in a mammal. <P>COPYRIGHT: (C)2010,JPO&INPIT 
PREVENTION, TREATMENT, AND DIAGNOSIS OF DISEASE ASSOCIATED WITH BETA-AMYLOID FORMATION AND/OR AGGREGATION