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. 2019 Mar 18;10:237. doi: 10.3389/fphar.2019.00237

FIGURE 1.

FIGURE 1

The effects of scopolamine (SCO) on locomotor activity in WT (M4WT) and KO (M4KO) mice at 9:00 AM (top) and 9:00 PM (bottom). Control mice were treated with physiological solution (saline). Ordinate: counts per hour expressed as % of activity in saline injected mice. #p < 0.05, ###p < 0.001, difference from PM.