*P < 0.001, comparing interneurons and motoneurons, Mann–Whitney rank sum test. AHP, afterhyperpolarization; RMP, resting membrane potential.
Article: Electrical properties of interneurons found within the trigeminal motor nucleus.
Full Text (publisher's website) ; Article Metadata ; Article Data (extracted) McDavid S; Verdier D; Lund JP; Kolta A Eur. J. Neurosci., 2008
Electrophysiological characteristics | Interneurons (n = 34) | Motoneurons (n = 29) |
---|---|---|
Resistance (MΩ)* | 667 ± 60 | 118 ± 8 |
RMP (mV) | −59 ± 1 | −59 ± 1 |
Rectification | ||
Outward during depolarization | 44% | 33% |
Inward during hyperpolarization | 85% | 31% |
Spike characteristics | ||
Firing threshold (mV) | −38 ± 1 | −37 ± 1 |
Amplitude (mV) | 76 ± 2 | 73 ± 2 |
Duration (ms)* | 3.3 ± 0.2 | 2.1 ± 0.2 |
AHP | ||
Amplitude (mV) | 7.6 ± 0.5 | 9.3 ± 1.7 |
Duration (ms)* | 272 ± 29 | 137 ± 16 |
Long-duration monophasic AHP | 76% | 34% |
Biphasic AHP | 21% | 45% |
Short-duration AHP | 3% | 21% |