Article: Electrophysiological properties of lumbosacral preganglionic neurons in the neonatal rat spinal cord.
Full Text (publisher's website) ; Article Metadata ; Article Data (extracted) Miura A; Kawatani M; Araki I; de Groat WC Brain Res., 2000
Table 1Comparison of the properties of tonic (n=67) and phasic PGN (n=43)a
aData are mean±S.E.M. *P<0.05 indicates differences between tonic and phasic neurons. RMP, resting membrane potential; AHP, after-hyperpolarization; AP, action potential.
Tonic (n=67) | Phasic (n=43) | |
RMP | −51.0±0.7 | −51.0±1.1 |
(mV) | ||
Spike threshold | −35.0±0.7 | −35.0±0.8 |
(mV) | ||
Spike duration | 2.4±0.3 | 2.7±0.3 |
(ms) | ||
AHP duration | 200.5±11.9 | 137.6±9.8* |
(ms) | ||
AHP amplitude | 7.5±0.6 | 6.0±0.8 |
(mV) | ||
Cell diameter | 20.7±0.5 | 16.7±0.3* |
(μm) | ||
Input capacitance | 26.8±0.7 | 26.5±1.5 |
(pF) | ||
Input resistance | 776.3±58.9 | 771.3±70.7 |
(MΩ) | ||
Threshold current | 12.1±1.0 | 29.0±4.0* |
(pA) | ||
Latency of 1st AP | 99.4±9.4 | 49.6±2* |
(ms) |