Table 2.3.
Effects of nicotine (300 μg/kg, n=7) and ABT-418 (12, n=7; 40, n=7; and 120 μg/kg, n=7) treatment on the effects of scopolamine (1 mg/kg) pretreatment on mouse performance of the 5C-CPT.
| Measure | Treatment | Mean | s.e.m. | d.f. | F | p value | |
|---|---|---|---|---|---|---|---|
| Premature Responses | veh+veh | 2.79 | 2.70 | Drug | (5,31) | 5.0 | <0.005 |
| scop+veh | 22.17 | 2.91* | Drug × vSD | (10,62) | <1 | Ns | |
| scop+nic_300μg/kg | 10.22 | 2.91 | vSD | (2,62) | <1 | Ns | |
| scop+abt_12μg/kg | 8.82 | 2.91† | |||||
| scop+abt_40μg/kg | 13.11 | 2.91 | |||||
| scop+abt_120μg/kg | 12.60 | 2.91 | |||||
|
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| Accuracy | veh+veh | 0.966 | 0.021 | Drug | (5,31) | 3.7 | <0.05 |
| scop+veh | 0.854 | 0.023* | Drug × vSD | (10,62) | <1 | Ns | |
| scop+nic_300μg/kg | 0.858 | 0.023* | vSD | (2,62) | 18.3 | <0.0001 | |
| scop+abt_12μg/kg | 0.875 | 0.023* | |||||
| scop+abt_40μg/kg | 0.904 | 0.023 | |||||
| scop+abt_120μg/kg | 0.905 | 0.023 | |||||
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| % Omissions | veh+veh | 25.75 | 5.13 | Drug | (5,31) | 2.6 | <0.05 |
| scop+veh | 43.65 | 5.54 | Drug × vSD | (10,62) | 185 | <0.0001 | |
| scop+nic_300μg/kg | 48.54 | 5.54 | vSD | (2,62) | <1 | Ns | |
| scop+abt_12μg/kg | 45.97 | 5.54 | |||||
| scop+abt_40μg/kg | 42.90 | 5.54 | |||||
| scop+abt_120μg/kg | 47.26 | 5.54 | |||||
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| Mean Correct Latency (ms) | veh+veh | 935 | 57 | Drug | (5,31) | <1 | Ns |
| scop+veh | 940 | 62 | Drug × vSD | (10,62) | 55.8 | <0.0001 | |
| scop_nic_300μg/kg | 972 | 62 | vSD | (2,62) | <1 | Ns | |
| scop+abt_12μg/kg | 920 | 62 | |||||
| scop+abt_40μg/kg | 956 | 62 | |||||
| scop+abt_120μg/kg | 888 | 62 | |||||
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| Mean False Alarm Latency (ms) | veh+veh | 720 | 70 | Drug | (5,31) | 1.4 | Ns |
| scop+veh | 950 | 75 | Drug × vSD | (10,62) | 1.8 | <0.1 | |
| scop+nic_300μg/kg | 889 | 89 | vSD | (2,62) | <1 | Ns | |
| scop+abt_12μg/kg | 791 | 75 | |||||
| scop+abt_40μg/kg | 761 | 75 | |||||
| scop+abt_120μg/kg | 753 | 75 | |||||
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| Total Trials | veh+veh | 229.9 | 9.2 | Drug | (5,31) | 1.6 | Ns |
| scop+veh | 241.0 | 9.9 | Drug × vSD | (10,62) | 1.3 | Ns | |
| scop+nic_300μg/kg | 221.4 | 11.7 | vSD | (2,62) | 1.5 | Ns | |
| scop+abt_12μg/kg | 227.3 | 9.9 | |||||
| scop+abt_40μg/kg | 228.7 | 9.9 | |||||
| scop+abt_120μg/kg | 236.7 | 9.9 | |||||
denotes p<0.05 when compared to vehicle treated mice (n=8), Ns denotes not significant.