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Effect of urolithin A treatment on brain histopathological alterations with H&E staining (A) and Nissl staining (B) (magnification × 200): (a) control group; (b) model group; (c) H-UroA group; (d) M-UroA group; (e) L-UroA group. The population of Nissl-positive cells in hippocampus tissues with Nissl staining (C). Data are presented as mean ± S.D. from each group (n = 12). #P < 0.05 and ##P < 0.01 versus the control group; *P < 0.05 and **P < 0.01 versus the model group
