AIF1 and Alzheimer disease: The Iba1+ cell levels significantly elevated in the AD group (average 109.8 of CA1 and 104.2 of DG) compared with Control (average 88.4 of CA1 and 47.2 of DG) and NS (average 88.2 of CA1 and 47.4 of DG) groups (p < 0.01), but there is no significant difference between the AD and Acupuncture groups (p > 0.05) (Figures 2A1–5, B1–5).