Fig. 2From: Metformin attenuates plaque-associated tau pathology and reduces amyloid-β burden in APP/PS1 miceInjection of proteopathic tau seeds induced NP tau aggregation in APP/PS1 mice. a–d Representative images of co-staining for 6E10 (green), AT8 (red) in the hippocampus, and cortex of PS19BE-injected APP/PS1 mice (a, b), WTBE-injected APP/PS1 mice (c), and PS19BE-injected WT mice (d). Partial magnifications are shown. Scale bar, 100 μmBack to article page