Membrane properties of neurons in the central lateral amygdala
| Firing type | Nonaccommodating (n = 80) | Accommodating (n = 59) | Stuttering (n = 12) |
|---|---|---|---|
| Incidence | 53% | 39% | 8% |
| Input resistance (mΩ) | 416 ± 17 | 419 ± 28 | 387 ± 64 |
| Resting potential (mV) | -64 ± 1 | -59 ± 1a | -62 ± 2 |
| Threshold (mV) | -33 ± 0.5 | -34 ± 0.5 | -34 ± 1.8 |
| Onset (ms) at T | 330 ± 25 | 209 ± 23b | 122 ± 54 |
| Onset (ms) at 2T | 77 ± 5 | 59 ± 7c | 28 ± 19 |
| Amplitude (mV) | 66 ± 1 | 69 ± 1 | 53 ± 4d,e |
| Rise time (ms) | 0.4 ± 0.02 | 0.4 ± 0.02 | 0.2 ± 0.02f,g |
| Half-width (ms) | 1.2 ± 0.03 | 1.1 ± 0.03 | 0.6 ± 0.04f,h |
Values are the mean ± SEM. Low-threshold bursting neuron properties are not represented in this table since n = 1 for this firing type. T, Threshold; 2T, twice threshold.
↵a p < 0.001 vs NA (two-tailed t test).
↵b p < 0.001 vs NA (Mann–Whitney test).
↵c p < 0.01 vs NA (Mann–Whitney test)
↵d p < 0.001 vs NA (two-tailed t test).
↵e p < 0.0001 vs Ac (two-tailed t test).
↵f p < 0.0001 vs NA (Mann–Whitney test).
↵g p < 0.001 vs Ac (Mann–Whitney test).
↵h p < 0.0001 vs Ac (Mann–Whitney test).