Aβ 42

Αβ 40 and Aβ 42 beta are the main components of amyloid plaques in the brain of the AD patients, the difference between the two is that the carboxyl terminus of Aβ 42 two more than the Aβ 40, Aβ 42 wherein more easily aggregate into a plurality of levels of aggregation It was the major causative agent in AD.