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Article: Are all spinal segments equal: intrinsic membrane properties of superficial dorsal horn neurons in the developing and mature mouse spinal cord.

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Tadros MA; Harris BM; Anderson WB; Brichta AM; Graham BA; Callister RJ
J. Physiol. (Lond.), 2012


Table 1.  Passive and action potential properties of SDH neurons from different spinal regions in neonates and adults
 Spinal cord region (n)RIN (MΩ)RMP (mV)Rheobase current (pA)AP threshold (mV)AP height (mV)AP half-width (ms)AHP amplitude (mV)

  1. All values except AP threshold differ in neonate and adult SDH neurons. *Difference across spinal regions (see text for more details).

NeonateC2–C4 (101)711 ± 41−58.4 ± 1.048 ± 4.0−38.3 ± 0.529.5 ± 1.42.29 ± 0.1−11.5 ± 1.0
 T8–T10 (99)819 ± 52*−56.2 ± 1.0*48 ± 4.0−39.3 ± 0.529.8 ± 1.52.47 ± 0.1−9.5 ± 0.9
 L3–L5 (101)582 ± 29*−57.2 ± 0.955 ± 5.3*−38.4 ± 0.530.2 ± 1.52.28 ± 0.1−10.4 ± 0.9
AdultC2–C4 (109)425 ± 20−65.7 ± 1.077 ± 8.3−38.3 ± 0.749.5 ± 1.20.72 ± 0.02−37.1 ± 0.7
 T8–T10 (108)429 ± 22−68.7 ± 1.1107 ± 11−39.6 ± 0.548.5 ± 1.20.70 ± 0.02−36.8 ± 0.7
 L3–L5 (113)423 ± 17−67.4 ± 1.089 ± 8.6−38.8 ± 0.647.7 ± 1.30.90 ± 0.05−35.1 ± 0.8

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Inferred neuron-electrophysiology data values

Neuron Type Neuron Description Ephys Prop Extracted Value Standardized Value Content Source
Other AHP amplitude (mV) -11.5 ± 1.0 11.5 (mV) Data Table
Other input resistance (MΩ) 819.0 ± 52.0 819.0 (MΩ) Data Table
Other resting membrane potential (mV) -56.2 ± 1.0 -56.2 (mV) Data Table
Other rheobase (pA) 48.0 ± 4.0 48.0 (pA) Data Table
Other spike threshold (mV) -39.3 ± 0.5 -39.3 (mV) Data Table
Other spike amplitude (mV) 29.8 ± 1.5 29.8 (mV) Data Table
Other spike width (ms) 2.47 ± 0.1 2.47 (ms) Data Table
Other AHP amplitude (mV) -9.5 ± 0.9 9.5 (mV) Data Table
Other input resistance (MΩ) 582.0 ± 29.0 582.0 (MΩ) Data Table
Other resting membrane potential (mV) -57.2 ± 0.9 -57.2 (mV) Data Table
Other rheobase (pA) 55.0 ± 5.3 55.0 (pA) Data Table
Other spike threshold (mV) -38.4 ± 0.5 -38.4 (mV) Data Table
Other spike amplitude (mV) 30.2 ± 1.5 30.2 (mV) Data Table
Other spike width (ms) 2.28 ± 0.1 2.28 (ms) Data Table
Other AHP amplitude (mV) -10.4 ± 0.9 10.4 (mV) Data Table
Other input resistance (MΩ) 425.0 ± 20.0 425.0 (MΩ) Data Table
Other resting membrane potential (mV) -65.7 ± 1.0 -65.7 (mV) Data Table
Other rheobase (pA) 77.0 ± 8.3 77.0 (pA) Data Table
Other spike threshold (mV) -38.3 ± 0.7 -38.3 (mV) Data Table
Other spike amplitude (mV) 49.5 ± 1.2 49.5 (mV) Data Table
Other spike width (ms) 0.72 ± 0.02 0.72 (ms) Data Table
Other AHP amplitude (mV) -37.1 ± 0.7 37.1 (mV) Data Table
Other input resistance (MΩ) 711.0 ± 41.0 711.0 (MΩ) Data Table
Other input resistance (MΩ) 429.0 ± 22.0 429.0 (MΩ) Data Table
Other resting membrane potential (mV) -68.7 ± 1.1 -68.7 (mV) Data Table
Other rheobase (pA) 107.0 ± 11.0 107.0 (pA) Data Table
Other spike threshold (mV) -39.6 ± 0.5 -39.6 (mV) Data Table
Other spike amplitude (mV) 48.5 ± 1.2 48.5 (mV) Data Table
Other spike width (ms) 0.7 ± 0.02 0.7 (ms) Data Table
Other AHP amplitude (mV) -36.8 ± 0.7 36.8 (mV) Data Table
Other input resistance (MΩ) 423.0 ± 17.0 423.0 (MΩ) Data Table
Other resting membrane potential (mV) -58.4 ± 1.0 -58.4 (mV) Data Table
Other resting membrane potential (mV) -67.4 ± 1.0 -67.4 (mV) Data Table
Other rheobase (pA) 89.0 ± 8.6 89.0 (pA) Data Table
Other spike threshold (mV) -38.8 ± 0.6 -38.8 (mV) Data Table
Other spike amplitude (mV) 47.7 ± 1.3 47.7 (mV) Data Table
Other spike width (ms) 0.9 ± 0.05 0.9 (ms) Data Table
Other AHP amplitude (mV) -35.1 ± 0.8 35.1 (mV) Data Table
Other rheobase (pA) 48.0 ± 4.0 48.0 (pA) Data Table
Other spike threshold (mV) -38.3 ± 0.5 -38.3 (mV) Data Table
Other spike amplitude (mV) 29.5 ± 1.4 29.5 (mV) Data Table
Other spike width (ms) 2.29 ± 0.1 2.29 (ms) Data Table