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Article: Morphological and physiological properties of parvalbumin- and calretinin-containing gamma-aminobutyric acidergic neurons in the substantia nigra.

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Lee CR; Tepper JM
J. Comp. Neurol., 2007


Table 2. Summary of the Electrophysiological Characteristics of Immunocytochemically Identified Nigral GABAergic Neurons and Those That Did Not Exhibit Immunoreactivity for Either Parvalbumin or Calretinin1
ImmunoreactivityInput resistance (MΩ)AP threshold (mV)AP amplitude (mV)AP width (msec)After hyperpolarization amplitude (mV)After hyperpolarization latency (msec)Firing rate (Hz)Sag amplitude (mV)
Parvalbumin (n = 25)313.64 ± 16.69-51.58 ± 0.8669.23 ± 1.210.32 ± 0.0122.88 ± 0.921.17 ± 0.0619.86 ± 1.516.12 ± 0.64
Calretinin (n = 16)413.13 ± 31.312-49.55 ± 1.8868.10 ± 1.740.36 ± 0.0220.92 ± 1.511.40 ± 0.1316.57 ± 1.527.16 ± 0.94
Neither (n = 13)311.81 ± 33.27-51.35 ± 1.6673.55 ± 2.120.35 ± 0.0222.62 ± 1.401.38 ± 0.1515.85 ± 1.295.57 ± 0.89
Parvalbumin and calretinin (n = 1)264.34-51.0973.420.2422.720.8219.232.44

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Inferred neuron-electrophysiology data values

Neuron Type Neuron Description Ephys Prop Extracted Value Standardized Value Content Source
Other Substantia pars nigra reticulata GABAergic calretinin-positive neurons input resistance (MΩ) 413.13 ± 31.312 (16) 413.13 (MΩ) Data Table
Other Substantia pars nigra reticulata GABAergic calretinin-positive neurons spike threshold (mV) -49.55 ± 1.88 (16) -49.55 (mV) Data Table
Other Substantia pars nigra reticulata GABAergic calretinin-positive neurons spike amplitude (mV) 68.1 ± 1.74 (16) 68.1 (mV) Data Table
Other Substantia pars nigra reticulata GABAergic calretinin-positive neurons spike half-width (msec) 0.36 ± 0.02 (16) 0.36 (ms) Data Table
Other Substantia pars nigra reticulata GABAergic calretinin-positive neurons AHP amplitude (mV) 20.92 ± 1.51 (16) 20.92 (mV) Data Table
Other Substantia pars nigra reticulata GABAergic calretinin-positive neurons AHP duration (msec) 1.4 ± 0.13 (16) 1.4 (ms) Data Table
Other Substantia pars nigra reticulata GABAergic calretinin-positive neurons firing frequency (Hz) 16.57 ± 1.52 (16) 16.57 (Hz) Data Table
Other Substantia pars nigra reticulata GABAergic calretinin-positive neurons sag amplitude (mV) 7.16 ± 0.94 (16) 7.16 (mV) Data Table
Other Substantia pars nigra reticulata GABAergic parvalbumin-positive neurons input resistance (MΩ) 313.64 ± 16.69 (25) 313.64 (MΩ) Data Table
Other Substantia pars nigra reticulata GABAergic neurons input resistance (MΩ) 311.81 ± 33.27 (13) 311.81 (MΩ) Data Table
Other Substantia pars nigra reticulata GABAergic neurons spike threshold (mV) -51.35 ± 1.66 (13) -51.35 (mV) Data Table
Other Substantia pars nigra reticulata GABAergic neurons spike amplitude (mV) 73.55 ± 2.12 (13) 73.55 (mV) Data Table
Other Substantia pars nigra reticulata GABAergic neurons spike half-width (msec) 0.35 ± 0.02 (13) 0.35 (ms) Data Table
Other Substantia pars nigra reticulata GABAergic neurons AHP amplitude (mV) 22.62 ± 1.4 (13) 22.62 (mV) Data Table
Other Substantia pars nigra reticulata GABAergic neurons AHP duration (msec) 1.38 ± 0.15 (13) 1.38 (ms) Data Table
Other Substantia pars nigra reticulata GABAergic neurons firing frequency (Hz) 15.85 ± 1.29 (13) 15.85 (Hz) Data Table
Other Substantia pars nigra reticulata GABAergic neurons sag amplitude (mV) 5.57 ± 0.89 (13) 5.57 (mV) Data Table
Other Substantia pars nigra reticulata GABAergic parvalbumin-positive calretinin-positive neurons input resistance (MΩ) 264.34 (1) 264.34 (MΩ) Data Table
Other Substantia pars nigra reticulata GABAergic parvalbumin-positive neurons spike threshold (mV) -51.58 ± 0.86 (25) -51.58 (mV) Data Table
Other Substantia pars nigra reticulata GABAergic parvalbumin-positive calretinin-positive neurons spike threshold (mV) -51.09 (1) -51.09 (mV) Data Table
Other Substantia pars nigra reticulata GABAergic parvalbumin-positive calretinin-positive neurons spike amplitude (mV) 73.42 (1) 73.42 (mV) Data Table
Other Substantia pars nigra reticulata GABAergic parvalbumin-positive calretinin-positive neurons spike half-width (msec) 0.24 (1) 0.24 (ms) Data Table
Other Substantia pars nigra reticulata GABAergic parvalbumin-positive calretinin-positive neurons AHP amplitude (mV) 22.72 (1) 22.72 (mV) Data Table
Other Substantia pars nigra reticulata GABAergic parvalbumin-positive calretinin-positive neurons AHP duration (msec) 0.82 (1) 0.82 (ms) Data Table
Other Substantia pars nigra reticulata GABAergic parvalbumin-positive calretinin-positive neurons firing frequency (Hz) 19.23 (1) 19.23 (Hz) Data Table
Other Substantia pars nigra reticulata GABAergic parvalbumin-positive calretinin-positive neurons sag amplitude (mV) 2.44 (1) 2.44 (mV) Data Table
Other Substantia pars nigra reticulata GABAergic parvalbumin-positive neurons spike amplitude (mV) 69.23 ± 1.21 (25) 69.23 (mV) Data Table
Other Substantia pars nigra reticulata GABAergic parvalbumin-positive neurons spike half-width (msec) 0.32 ± 0.01 (25) 0.32 (ms) Data Table
Other Substantia pars nigra reticulata GABAergic parvalbumin-positive neurons AHP amplitude (mV) 22.88 ± 0.92 (25) 22.88 (mV) Data Table
Other Substantia pars nigra reticulata GABAergic parvalbumin-positive neurons AHP duration (msec) 1.17 ± 0.06 (25) 1.17 (ms) Data Table
Other Substantia pars nigra reticulata GABAergic parvalbumin-positive neurons firing frequency (Hz) 19.86 ± 1.51 (25) 19.86 (Hz) Data Table
Other Substantia pars nigra reticulata GABAergic parvalbumin-positive neurons sag amplitude (mV) 6.12 ± 0.64 (25) 6.12 (mV) Data Table