Correction to: BMC Neurosci 22:14 (2021) https://doi.org/10.1186/s12868-021-00620-9

Following publication of the original article [1], it was reported that a duplicate image of Fig. 3 was published for Fig. 5. The correct Fig. 5 is included in this Correction article and the original article has been updated.

Fig. 5
figure 5

Protein expression in the hippocampus. a Representative western blot of β-Amyloid oligomer and β-Actin; b β-Amyloid/β-Actin ratio; c representative western blot of Arginase1 (ARG1) and β-Actin; d ARG1/β-Actin ratio for the vehicles (VEH), adiponectin (APN), Amyloid-β (Aβ) and APN–Aβ injected rats. Data are presented as SEM and evaluated using a One-way ANOVA with a post-hoc Tukey test