Table 1.
Latency to initiate and average time per subsequent choice(s)
| Experiment 1 | |||||
| Delayed SWSh | SCH-23390 | Saline | 0.05 μg | 0.5 μg | 5.0 μg |
| Initiate | 31.6 (3.2) | 29.7 (13.1) | 42.1 (10.0) | 25.6 (5.1) | |
| Average time per choice | 28.1 (2.6) | 21.8 (2.8) | 18.9 (2.4) | 20.0 (2.3) | |
| Sulpiride | Saline | 0.05 μg | 0.5 μg | 5.0 μg | |
| Initiate | 18.3 (2.0) | 10.2 (2.7) | 8.7 (4.0) | 16.8 (5.2) | |
| Average time per choice | 20.1 (2.3) | 17.8 (1.9) | 11.8 (1.1) | 11.8 (2.9) | |
| Non-delayed RF | SCH-23390 | Saline | 0.05 μg | 0.5 μg | 5.0 μg |
| Initiate | 23.8 (4.8) | 25.5 (8.0) | 20.6 (4.8) | 23.3 (4.6) | |
| Average time per choice | 19.4 (3.8) | 24.1 (7.2) | 19.1 (3.5) | 24.3 (4.8) | |
| Sulpiride | Saline | 0.05 μg | 0.5 μg | 5.0 μg | |
| Initiate | 16.3 (8.0) | 22.1 (8.1) | 21.4 (3.0) | 26.0 (10.1) | |
| Average time per choice | 13.1 (2.1) | 29.1 (10.9) | 17.9 (1.3) | 37.9 (18.1) | |
| Experiment 2 | Saline (PL) and saline (vSub) | Saline (PL) and Lido (vSub) | SCH (PL) and saline (vSub) | SCH (PL) and Lido (vSub) | |
| Initiate | 43.2 (8.4) | 46.4 (18.7) | 26.8 (8.8)* | 65.0 (16.2) | |
| Average time per choice | 22.7 (8.8) | 28.5 (11.2) | 21.7 (5.1) | 32.7 (10.0) |
Values are means ± SEM. * p < 0.05.