GFAP and Alzheimer disease: We assessed a total of 38 AOIs across two consecutive sections from three AD patient samples (cases #49, #50 and #52): 10 PaM-Iba1, 10 PaM-GFAP, 7 CoM-Iba1, 7 CoM-GFAP, and 4 Rod-Iba1 AOIs.