A strategy currently in clinical trials to treat Alzheimer's disease is to infuse patients with antibodies, which then target the pathological protein produced in the disease, leading to its removal. This technique, which does not require exposure to antigens, is an example of

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The technique described of infusing patients with antibodies that target the pathological protein is an example of passive immunization, where pre-formed antibodies are given to a patient rather than forcing the patient's immune system to produce its own antibodies through active immunization. This technique does not require exposure to antigens and is not associated with cell-mediated immunity or autoimmune responses.

A Strategy Currently in Clinical Trials to Treat Alzheimer's Disease