Table 1.
Treatments | Wild type | DAT KO |
---|---|---|
Nicotine treatments | ||
Saline | 101.8 ± 22.8 | 109.1 ± 17.3 |
Nicotine 0.3 | 101.8 ± 22.8 | 121.8 ± 25.0 |
Nicotine 1 | 106.6 ± 32.4 | 112.6 ± 24.4 |
Nicotine 3 | 77.5 ± 22.1 | 103.8 ± 18.8 |
Nicotine and nACh receptor antagonists treatments | ||
sal–sal | 95.2 ± 18.2 | 78.7 ± 14.4 |
sal–nic1 | 108.7 ± 19.4 | |
MCA5–nic1 | 109.8 ± 18.6 | |
MCA10–nic1 | 83.6 ± 22.8 | |
DHβE1–nic1 | 85.1 ± 20.5 | |
DHβE2–nic1 | 102.0 ± 21.4 | |
MLA2–nic1 | 77.2 ± 16.3 | |
MLA5–nic1 | 130.5 ± 29.3 | |
Nicotine and 5-HT receptor antagonist treatments | ||
sal–sal | 95.2 ± 18.2 | 78.7 ± 14.4 |
sal–nic1 | 108.7 ± 19.4 | |
WAY1–nic1 | 89.0 ± 20.3 | |
WAY3–nic1 | 77.7 ± 15.5 | |
5-HT receptor agonist and antagonist treatments | ||
sal–sal | 94.5 ± 23.3 | 61.9 ± 9.7 |
sal–DPAT0.3 | 55.1 ± 12.2 | 51.4 ± 8.7 |
sal–DPAT1 | 87.9 ± 22.2 | 78.2 ± 13.3 |
WAY3–DPAT1 | 96.4 ± 21.1 | 60.3 ± 10.7 |
Values (arbitrary units) represent mean startle magnitude ± SEM. KO, dopamine transporter knockout mice. No significant main effect on acoustic startle reactivity in each treatments was found.