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Mean distance scores in centimeters (±SE) on Morris maze Initial Testing days 1–4 by treatment group [Control (white circle); Early-MPA (down-pointing gray triangle); Late-MPA (gray triangle); Early+Late-MPA (black square)]. a Distance scores across all days and trials of initial testing (days 1–4). b Distance scores across the overnight interval. c Percent distance in the target NE quadrant as compared to the opposite SW quadrant during the probe trial day 4. *p<0.05
