1. Amyloid-β peptides and others from precursor protein

a. Amyloid β (1-42) and fragments
b. AICD (APP intracellular domain)
c. Soluble fragments of Amyloid Precursor Proteins

2. Amyloid precursor-like protein 1 & 2

(APL1 beta -28),  APLP2-(691-706)