Table 2.
Sub-Region | SHR/NCrl | WKY/NCrl | WKY/NHsd | SD/NCrl | |
---|---|---|---|---|---|
ADHD-C | ADHD-PI | Control | Control | ||
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k−1 (sec−1) | Dorsal Str | 0.007 ± 0.001 | 0.009 ± 0.003 | 0.014 ± 0.003 | 0.014 ± 0.003 |
Intermediate Str | 0.011 ± 0.003 | 0.009 ± 0.004 | 0.013 ± 0.003 | 0.009 ± 0.001 | |
Ventral Str | 0.010 ± 0.003 | 0.009 ± 0.004 | 0.011 ± 0.003 | 0.009 ± 0.001 | |
NA Core | 0.008 ± 0.002 | 0.008 ± 0.003 | 0.006 ± 0.001 | 0.008 ± 0.001 | |
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Trise (sec) | Dorsal Str | 7.95 ± 1.15 | 7.07 ± 0.94 | 7.85 ± 1.51 | 7.85 ± 1.51 |
Intermediate Str | 5.71 ± 0.41 | 7.28 ± 0.75 | 8.24 ± 0.78 | 8.91 ± 3.38 | |
Ventral Str | 6.71 ± 1.38 | 7.64 ± 0.79 | 9.43 ± 0.83 | 10.3 ± 2.73 | |
NA Core | 9.25 ± 0.50 | 9.36 ± 0.85 | 12.9 ± 1.71 | 12.6 ± 3.5 | |
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Peak Amplitude (μM) | Dorsal Str | 0.89 ± 0.04 | 0.83 ± 0.04 | 0.75 ± 0.04 | 0.73 ± 0.04 |
Intermediate Str | 0.74 ± 0.03 | 0.79 ± 0.04 | 0.77 ± 0.04 | 0.73 ± 0.02 | |
Ventral Str | 0.72 ± 0.04 | 0.74 ± 0.04 | 0.69 ± 0.03 | 0.82 ± 0.03 | |
NA Core | 0.73 ± 0.06 | 0.79 ± 0.02 | 0.66 ± 0.04 | 0.74 ± 0.03 |
k−1 values and the amount of time it took to reach the peak amplitude (Trise) did not vary between strains. Similar amplitudes of exogenous DA were applied to the Str and NAc and did not significantly differ (mean ± SEM).