#$%^&*AU2008203784B220120119.pdf#####PREVENTION AND TREATMENT OF AMYLOIDOGENIC DISEASE Abstract The invention provides improved agents and methods for treatment of diseases associated with amyloid deposits of AD in the brain of a patient. Such methods entail 5 administering agents that induce a beneficial immunogenic response against the amyloid deposit. The methods are useful for prophylactic and therapeutic treatment of Alzheimer's disease. Preferred agents including N-terminal fragments of AD and antibodies binding to the same.