Keywords: AD; Alzheimer's disease; AHP; afterhyperpolarization; AUC; area-under-the-curve; CICR; calcium-induced calcium-release; DIV; days in vitro; KCl; potassium chloride; L-VGCC; L-type voltage-gated Ca2+ current; ROI; region-of-interest; Rya; ryanodine; RyR;