Table 3.
Hippocampal levels of 5-HT, dopamine, and noradrenaline do not correlate with any of the behavioral measures sensitive to glutamate in the human intruder test
| Dopamine | Serotonin | Noradrenaline | ||||
|---|---|---|---|---|---|---|
| aHipp | L | R | L | R | L | R |
| EFA score | R(12) = 0.332, p = 0.291 | R(12) = −0.072, p = 0.825 | R(12) = 0.026, p = 0.935 | R(12) = 0.271, p = 0.394 | R(12) = 0.021, p = 0.949 | R(12) = −0.127, p = 0.694 |
| % in depth zones | ||||||
| Front | R(12) = −0.362, p = 0.247 | R(12) = 0.227, p = 0.479 | R(12) = 0.016, p = 0.960 | R(12) = −0.362, p = 0.247 | R(12) = 0.053, p = 0.869 | R(12) = −0.239, p = 0.454 |
| Middle | R(12) = 0.035, p = 0.913 | R(12) = −0.141, p = 0.661 | R(12) = 0.197, p = 0.540 | R(12) = 0.678, p = 0.015 | R(12) = 0.215, p = 0.503 | R(12) = 0.311, p = 0.325 |
| Back | R(12) = 0.678, p = 0.015* | R(12) = 0.176, p = 0.585 | R(12) = 0.030, p = 0.927 | R(12) = 0.678, p = 0.015* | R(12) = −0.057, p = 0.860 | R(12) = 0.656, p = 0.021* |
| % in height zones | ||||||
| Floor | R(12) = −0.364, p = 0.245 | R(12) = −0.173, p = 0.590 | R(12) = −0.160, p = 0.619 | R(12) = −0.296, p = 0.350 | R(12) = −0.068, p = 0.833 | R(12) = 0.223, p = 0.485 |
| Low | R(12) = −0.202, p = 0.530 | R(12) = −0.354, p = 0.259 | R(12) = −0.477, p = 0.117 | R(12) = −0.246, p = 0.441 | R(12) = −0.367, p = 0.240 | R(12) = 0.518, p = 0.085 |
| Middle | R(12) = −0.341, p = 0.278 | R(12) = 0.473, p = 0.120 | R(12) = 0.073, p = 0.822 | R(12) = −0.059, p = 0.845 | R(12) = 0.005, p = 0.989 | R(12) = 0.127, p = 0.693 |
| High | R(12) = 0.545, p = 0.067 | R(12) = 0.076, p = 0.814 | R(12) = 0.377, p = 0.227 | R(12) = 0.369, p = 0.237 | R(12) = 0.345, p = 0.272 | R(12) = −0.013, p = 0.968 |
| Top of nest box | R(12) = −0.007, p = 0.982 | R(12) = −0.137, p = 0.671 | R(12) = −0.159, p = 0.622 | R(12) = −0.044, p = 0.891 | R(12) = −0.106, p = 0.606 | R(12) = −0.216, p = 0.499 |
| Average height | R(12) = 0.328, p = 0.298 | R(12) = 0.014, p = 0.966 | R(12) = 0.091, p = 0.779 | R(12) = 0.220, p = 0.493 | R(12) = 0.032, p = 0.922 | R(12) = −0.281, p = 0.376 |
| Movement | ||||||
| Locomotion | R(12) = −0.364, p = 0.245 | R(12) = 0.041, p = 0.900 | R(12) = 0.049, p = 0.880 | R(12) = −0.224, p = 0.484 | R(12) = 0.097, p = 0.765 | R(12) = 0.183, p = 0.569 |
| Jumps | R(12) = −0.0525, p = 0.080 | R(12) = 0.276, p = 0.385 | R(12) = 0.064, p = 0.842 | R(12) = −0.241, p = 0.450 | R(12) = 0.019, p = 0.952 | R(12) = −0.066, p = 0.838 |
| Bobs | R(12) = 0.283, p = 0.373 | R(12) = −0.06, p = 0.854 | R(12) = 0.106, p = 0.742 | R(12) = 0.269, p = 0.397 | R(12) = 0.067, p = 0.837 | R(12) = −0.166, p = 0.605 |
| Calls | ||||||
| Tsik | R(12) = −0.420, p = 0.174 | R(12) = −0.053, p = 0.870 | R(12) = −5.098, p = 0.857 | R(12) = −0.054, p = 0.867 | R(12) = 0.–114, p = 0.725 | R(12) = 0.197, p = 0.540 |
| Tsik-egg | R(12) = 0.376, p = 0.228 | R(12) = −0.079, p = 0.807 | R(12) = −0.098, p = 0.762 | R(12) = 0.525, p = 0.08 | R(12) = −0.209, p = 0.515 | R(12) = 0.261, p = 0.413 |
| Tse | R(12) = −0.143, p = 0.657 | R(12) = 0.211, p = 0.510 | R(12) = −0.238, p = 0.438 | R(12) = −0.101, p = 0.755 | R(12) = −0.265, p = 0.406 | R(12) = −0.029, p = 0.928 |
| Tse-egg | R(12) = −0.137, p = 0.672 | R(12) = 0.066, p = 0.839 | R(12) = −0.272, p = 0.393 | R(12) = −0.190, p = 0.555 | R(12) = −0.271, p = 0.294 | R(12) = −0.350, p = 0.265 |
| Egg | R(12) = 0.381, p = 0.221 | R(12) = 0.266, p = 0.404 | R(12) = 0.034, p = 0.902 | R(12) = 0.04, p = 0.901 | R(12) = 0.047, p = 0.886 | R(12) = −0.357, p = 0.254 |
Neither right aHipp 5-HT and NA nor left aHipp DA correlated with the time spent at the back of the cage, suggesting that these neurochemicals may contribute to specific behaviors within the human intruder test.
* p < 0.05.