Keywords: Aβ; amyloid-β; AβO; Aβ oligomers; βAPP; β-amyloid precursor protein; BDNF; brain-derived neurotrophic factor; CaMKII; calcium/calmodulin-dependent protein kinase II; Cer; cerebellum; ChAT; choline acetyltransferase; Cx; cortex; CxFr; cortex frontal;