They used several techniques that clear beta amyloid from the brain.(antibodies and ultrasound). And they've have little if any effect on cognition. I'm starti

They used several techniques that clear beta amyloid from the brain.(antibodies and ultrasound). And they've have little if any effect on cognition. I'm starting to think beta amyloid is a red herring, or maybe just important in the prodromal stages of the disease.