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Figure 4: Number of quadrants crossed by male and female rats during 5 min in a rectangular open fi eld following acute (left side) or 10-day subacute (right side) treatment with Melissa offi cinalis ethanol extract (0, 30, 100 or 300 mg/kg) or diazepam (DZP; 1 mg/kg); n=10/group

Figure 4: Number of quadrants crossed by male and female rats during 5 min in a rectangular open fi eld following acute (left side) or 10-day subacute (right side) treatment with Melissa offi cinalis ethanol extract (0, 30, 100 or 300 mg/kg) or diazepam (DZP; 1 mg/kg); n=10/group