Table 3.
Morphological and physiological properties of CEc and Imp neurons
| Parameter | CEc | n | Imp | n | p value |
|---|---|---|---|---|---|
| Morphological properties | |||||
| Soma maximal diameter (μm) | 19.8 ± 0.8 | 12 | 18.4 ± 1.9 | 22 | p = 0.32 (t test) |
| Soma minimal diameter (μm) | 14 ± 1.2 | 11 | 11.8 ± 0.5 | 24 | p = 0.60 (t test) |
| Soma volume (μm3) | 2997 ± 456 | 11 | 2345 ± 377 | 22 | p = 0.07 (M-W test) |
| Passive membrane properties | |||||
| Rin (MΩ) | 270 ± 19 | 7 | 600 ± 52 | 31 | p = 0.0003 (M-W test) |
| Membrane τ (ms) | 22 ± 2.4 | 7 | 27.2 ± 1.8 | 31 | p = 0.349 (M-W test) |
| Cm (nF) | 0.083 ± 0.0071 | 7 | 0.062 ± 0.0013 | 31 | p = 0.008 (M-W test) |
| Sag ratio | 0.83 ± 0.10 | 7 | 0.91 ± 0.012 | 27 | p = 0.931 (M-W test) |
| Active membrane properties | |||||
| AHP (mV) | −16 ± 2.1 | 7 | −11 ± 0.64 | 31 | p = 0.009 (t test) |
| AP amplitude (mV) | 82 ± 3.3 | 7 | 78 ± 1.6 | 31 | p = 0.301 (t test) |
| AP width (ms) | 0.60 ± 0.097 | 7 | 0.84 ± 0.039 | 31 | p = 0.015 (t test) |
| Adaptation index | 0.52 ± 0.050 | 7 | 0.56 ± 0.045 | 27 | p = 0.551 (M-W test) |
| Max firing (Hz) | 25 ± 4.4 | 7 | 28 ± 2.7 | 27 | p = 0.651 (t test) |
AHP, Afterhyperpolarization; AP, action potential. Values represent the mean ± SEM. Normally distributed (Shapiro–Wilk test) data were analyzed using the unpaired Student's t test, whereas all other data were analyzed using the nonparametric Mann–Whitney test.