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Article: Heterogeneity of membrane properties in sympathetic preganglionic neurons of neonatal mice: evidence of four subpopulations in the intermediolateral nucleus.

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Zimmerman A; Hochman S
J. Neurophysiol., 2010


Table 1.

Summary of membrane properties

Property Mean ± SD n
Resting membrane potential, mV −59.8 ± 7.4 38
Input resistance, GΩ 1.14 ± 0.6 38
Time constant, ms 92.4 ± 43.7 30
Capacitance, pF 32.8 ± 14.1 25
Action potential
    Amplitude, mV 57.1 ± 8.9 30
    Overshoot, mV 11.8 ± 9.6 30
    Duration, ms 6.3 ± 1.4 30
Threshold voltage, mV −45.3 ± 5.8 30
Rheobase, pA 32.7 ± 21.4 30
Afterhyperpolarization
    Magnitude, mV 15.2 ± 3.6 30
    Duration, ms 253.3 ± 124.5 23

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Inferred neuron-electrophysiology data values

Neuron Type Neuron Description Ephys Prop Extracted Value Standardized Value Content Source
Spinal cord intermediate horn motor neuron sympathetic Spinal cord intermediolateral column sympathetic preganglionic neuron cell capacitance (pF) 32.8 ± 14.1 (25) 32.8 (pF) Data Table
Spinal cord intermediate horn motor neuron sympathetic Spinal cord intermediolateral column sympathetic preganglionic neuron spike amplitude (mV) 57.1 ± 8.9 (30) 57.1 (mV) Data Table
Spinal cord intermediate horn motor neuron sympathetic Spinal cord intermediolateral column sympathetic preganglionic neuron resting membrane potential (mV) -59.8 ± 7.4 (38) -59.8 (mV) Data Table
Spinal cord intermediate horn motor neuron sympathetic Spinal cord intermediolateral column sympathetic preganglionic neuron spike peak (mV) 11.8 ± 9.6 (30) 11.8 (mV) Data Table
Spinal cord intermediate horn motor neuron sympathetic Spinal cord intermediolateral column sympathetic preganglionic neuron spike width (ms) 6.3 ± 1.4 (30) 6.3 (ms) Data Table
Spinal cord intermediate horn motor neuron sympathetic Spinal cord intermediolateral column sympathetic preganglionic neuron spike threshold (mV) -45.3 ± 5.8 (30) -45.3 (mV) Data Table
Spinal cord intermediate horn motor neuron sympathetic Spinal cord intermediolateral column sympathetic preganglionic neuron rheobase (pA) 32.7 ± 21.4 (30) 32.7 (pA) Data Table
Spinal cord intermediate horn motor neuron sympathetic Spinal cord intermediolateral column sympathetic preganglionic neuron AHP amplitude (mV) 15.2 ± 3.6 (30) 15.2 (mV) Data Table
Spinal cord intermediate horn motor neuron sympathetic Spinal cord intermediolateral column sympathetic preganglionic neuron AHP duration (ms) 253.3 ± 124.5 (23) 253.3 (ms) Data Table
Spinal cord intermediate horn motor neuron sympathetic Spinal cord intermediolateral column sympathetic preganglionic neuron input resistance (GΩ) 1.14 ± 0.6 (38) 1140.0 (MΩ) Data Table
Spinal cord intermediate horn motor neuron sympathetic Spinal cord intermediolateral column sympathetic preganglionic neuron membrane time constant (ms) 92.4 ± 43.7 (30) 92.4 (ms) Data Table