Fig. 1

Panax notoginseng saponins improve learning and memory ability in SAMP8 mice, n = 10. A Escape latency in the orientation-navigation test. B Platform quadrant distance percent ratio in the orientation-navigation test. C Animal platform quadrant dwell time percent ratio in the orientation-navigation test. D Swimming trajectory of mice on the 5th day of the orientation-navigation test. E Swimming trajectory of mice in the probe test. F Probe test platform quadrant distance percentage ratio. G Probe test platform quadrant time percentage ratio. ^aP < 0.05, ^bP < 0.01 compared with the control group, ^cP < 0.05, ^dP < 0.01 compared with the model group