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Article: Heterogeneity of firing properties among rat thalamic reticular nucleus neurons.

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Lee SH; Govindaiah G; Cox CL
J. Physiol. (Lond.), 2007


Table 1. Intrinsic properties and action potential (AP) characteristics of TRN neurons

Intrinsic properties Action potential characteristics
Amplitude Half-width 1st AP (ms) Frequency
Membrane potential (mV) Input resistance (mΩ) 1st AP (mV) 2nd AP (mV) 3rd AP (mV) 1st interval (Hz) 2nd Interval (Hz)
*These analyses was limited to neurons obtained in slices from P15 to P19 animals. The n values represent number of cells tested. Abbreviations: n.s., not significant.
Atypical Burst −69.9 ± 4.7 330 ± 76 92.5 ± 8.6 65.5 ± 8.0 70.3 ± 7.0 1.29 ± 0.30 226.2 ± 48.3 140.8 ± 39.7
(n = 30) (n = 30) (n = 23) (n = 23) (n = 15) (n = 21) (n = 23) (n = 15)
Typical Burst −70.0 ± 6.8 226 ± 87 88.9 ± 8.2 88.2 ± 7.6 83.7 ± 7.5 0.69 ± 0.23 124.7 ± 46.9 171.5 ± 65.0
(n = 61) (n = 62) (n = 22) (n = 22) (n = 15) (n = 22) (n = 22) (n = 15)
Non-burst −66.5 ± 8.0  421 ± 184 92.6 ± 9.3 1.37 ± 0.72
(n = 46) (n = 60) (n = 22) (n = 22)
P < 0.001 P < 0.001 n.s. P < 0.01 P < 0.01 P < 0.001 P < 0.01 n.s.
ANOVA ANOVA ANOVA t test t test ANOVA t test t test

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Inferred neuron-electrophysiology data values

Neuron Type Neuron Description Ephys Prop Extracted Value Standardized Value Content Source
Thalamic reticular nucleus cell Ventral thalamic reticular nucleus typical burst GABA containing inhibitory cell resting membrane potential (mV) -70.0 ± 6.8 (46) -70.0 (mV) Data Table
Thalamic reticular nucleus cell Ventral thalamic reticular nucleus typical burst GABA containing inhibitory cell input resistance (mΩ) 226.0 ± 87.0 (60) 226.0 (MΩ) Data Table
Thalamic reticular nucleus cell Ventral thalamic reticular nucleus typical burst GABA containing inhibitory cell spike amplitude from resting (mV) 88.9 ± 8.2 (22) 88.9 (mV) Data Table
Thalamic reticular nucleus cell Ventral thalamic reticular nucleus typical burst GABA containing inhibitory cell spike half-width (ms) 0.69 ± 0.23 (22) 0.69 (ms) Data Table
Thalamic reticular nucleus cell Ventral thalamic reticular nucleus typical burst GABA containing inhibitory cell firing frequency (Hz) 124.7 ± 46.9 (22) 124.7 (Hz) Data Table
Thalamic reticular nucleus cell Dorsal thalamic reticular nucleus atypical burst GABA containing inhibitory cell resting membrane potential (mV) -69.9 ± 4.7 (46) -69.9 (mV) Data Table
Thalamic reticular nucleus cell Dorsal thalamic reticular nucleus non-burst GABA containing inhibitory cell resting membrane potential (mV) -66.5 ± 8.0 (46) -66.5 (mV) Data Table
Thalamic reticular nucleus cell Dorsal thalamic reticular nucleus non-burst GABA containing inhibitory cell input resistance (mΩ) 421.0 ± 184.0 (60) 421.0 (MΩ) Data Table
Thalamic reticular nucleus cell Dorsal thalamic reticular nucleus non-burst GABA containing inhibitory cell spike amplitude from resting (mV) 92.6 ± 9.3 (22) 92.6 (mV) Data Table
Thalamic reticular nucleus cell Dorsal thalamic reticular nucleus atypical burst GABA containing inhibitory cell input resistance (mΩ) 330.0 ± 76.0 (60) 330.0 (MΩ) Data Table
Thalamic reticular nucleus cell Dorsal thalamic reticular nucleus non-burst GABA containing inhibitory cell spike half-width (ms) 1.37 ± 0.72 (22) 1.37 (ms) Data Table
Thalamic reticular nucleus cell Dorsal thalamic reticular nucleus atypical burst GABA containing inhibitory cell spike amplitude from resting (mV) 92.5 ± 8.6 (22) 92.5 (mV) Data Table
Thalamic reticular nucleus cell Dorsal thalamic reticular nucleus non-burst GABA containing inhibitory cell firing frequency (Hz) 0.01 (22) 0.01 (Hz) Data Table
Thalamic reticular nucleus cell Dorsal thalamic reticular nucleus atypical burst GABA containing inhibitory cell spike half-width (ms) 1.29 ± 0.3 (22) 1.29 (ms) Data Table
Thalamic reticular nucleus cell Dorsal thalamic reticular nucleus atypical burst GABA containing inhibitory cell firing frequency (Hz) 226.2 ± 48.3 (22) 226.2 (Hz) Data Table