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Article: Parvalbumin+ Neurons and Npas1+ Neurons Are Distinct Neuron Classes in the Mouse External Globus Pallidus.

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Hernández VM; Hegeman DJ; Cui Q; Kelver DA; Fiske MP; Glajch KE; Pitt JE; Huang TY; Justice NJ; Chan CS
J. Neurosci., 2015


Table 3.

Action potential and membrane characteristics of GPe neurons

Measurements Statistical analyses*
PV+ Npas1+ Lhx6+ ChAT+ PV+ vs Npas1+ PV+ vs Lhx6+ PV+ vs ChAT+ Npas1+ vs Lhx6+ Npas1+ vs ChAT+ Lhx6+ vs ChAT+
Median ± MAD n Median ± MAD n Median ± MAD n Median ± MAD n
Threshold (mV) -52.7 ± 3.7 20 -50.0 ± 1.8 8 -47.3 ± 2.0 15 -40.6 ± 1.5 13 0.213 0.021 <0.001 0.287 <0.001 0.001
Maximum rise (mV/ms) 453 ± 41 20 284 ± 27 8 256 ± 45 15 193 ± 14 13 0.001 <0.001 <0.001 0.458 0.010 0.006
Half-width (ms) 0.47 ± 0.04 20 0.69 ± 0.05 8 0.73 ± 0.16 15 1.19 ± 0.10 13 <0.001 <0.001 <0.001 0.366 0.001 <0.001
Peak (mV) 37.2 ± 2.4 20 32.7 ± 3.8 8 31.7 ± 7.0 15 38.6 ± 3.8 13 0.213 0.224 0.495 0.675 0.076 0.080
Afterhyperpolarization (mV) -73.6 ± 1.7 20 -68.6 ± 2.4 8 -68.4 ± 1.7 15 -66.3 ± 2.5 13 0.001 <0.001 <0.001 0.872 0.294 0.249
Whole-cell capacitance (pF) 126.6 ± 36.4 13 64.4 ± 9.8 10 52.1 ± 9.8 42 70.0 ± 15.4 9 0.088 0.009 0.205 0.880 0.315 0.186
Membrane resistance (MΩ) 236 ± 39 18 339 ± 201 7 343 ± 120 12 175 ± 60 12 0.010 0.019 0.182 0.340 0.007 0.009
  • *Mann-Whitney test; two-tailed exact p values are shown. p values <0.05 are shown in bold.


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Inferred neuron-electrophysiology data values

Neuron Type Neuron Description Ephys Prop Extracted Value Standardized Value Content Source
Globus pallidus, external segment neuron external globus pallidus parvalbumin-expressing neurons projecting to subthalamic nucleus spike threshold (mV) -52.7 ± 3.7 (20) -52.7 (mV) Data Table
Globus pallidus, external segment neuron External globus pallidus Npas1-expressing neurons projecting to striatum spike threshold (mV) -50.0 ± 1.8 (8) -50.0 (mV) Data Table
Globus pallidus, external segment neuron External globus pallidus Lhx6 expressing neurons spike threshold (mV) -47.3 ± 2.0 (15) -47.3 (mV) Data Table
Globus pallidus, external segment neuron External globus pallidus choline acetyltransferase expressing neurons spike threshold (mV) -40.6 ± 1.5 (13) -40.6 (mV) Data Table
Globus pallidus, external segment neuron external globus pallidus parvalbumin-expressing neurons projecting to subthalamic nucleus spike max rise slope (mV/ms) 453.0 ± 41.0 (20) 453.0 (mV/ms) Data Table
Globus pallidus, external segment neuron External globus pallidus Npas1-expressing neurons projecting to striatum spike max rise slope (mV/ms) 284.0 ± 27.0 (8) 284.0 (mV/ms) Data Table
Globus pallidus, external segment neuron External globus pallidus Lhx6 expressing neurons spike max rise slope (mV/ms) 256.0 ± 45.0 (15) 256.0 (mV/ms) Data Table
Globus pallidus, external segment neuron External globus pallidus choline acetyltransferase expressing neurons spike max rise slope (mV/ms) 193.0 ± 14.0 (13) 193.0 (mV/ms) Data Table
Globus pallidus, external segment neuron external globus pallidus parvalbumin-expressing neurons projecting to subthalamic nucleus spike half-width (ms) 0.47 ± 0.04 (20) 0.47 (ms) Data Table
Globus pallidus, external segment neuron External globus pallidus Npas1-expressing neurons projecting to striatum spike half-width (ms) 0.69 ± 0.05 (8) 0.69 (ms) Data Table
Globus pallidus, external segment neuron External globus pallidus Lhx6 expressing neurons spike half-width (ms) 0.73 ± 0.16 (15) 0.73 (ms) Data Table
Globus pallidus, external segment neuron External globus pallidus choline acetyltransferase expressing neurons spike half-width (ms) 1.19 ± 0.1 (13) 1.19 (ms) Data Table
Globus pallidus, external segment neuron external globus pallidus parvalbumin-expressing neurons projecting to subthalamic nucleus spike peak (mV) 37.2 ± 2.4 (20) 37.2 (mV) Data Table
Globus pallidus, external segment neuron External globus pallidus Npas1-expressing neurons projecting to striatum spike peak (mV) 32.7 ± 3.8 (8) 32.7 (mV) Data Table
Globus pallidus, external segment neuron External globus pallidus Lhx6 expressing neurons spike peak (mV) 31.7 ± 7.0 (15) 31.7 (mV) Data Table
Globus pallidus, external segment neuron External globus pallidus choline acetyltransferase expressing neurons spike peak (mV) 38.6 ± 3.8 (13) 38.6 (mV) Data Table
Globus pallidus, external segment neuron external globus pallidus parvalbumin-expressing neurons projecting to subthalamic nucleus AHP voltage (mV) -73.6 ± 1.7 (20) -73.6 (mV) Data Table
Globus pallidus, external segment neuron External globus pallidus Npas1-expressing neurons projecting to striatum AHP voltage (mV) -68.6 ± 2.4 (8) -68.6 (mV) Data Table
Globus pallidus, external segment neuron External globus pallidus Lhx6 expressing neurons AHP voltage (mV) -68.4 ± 1.7 (15) -68.4 (mV) Data Table
Globus pallidus, external segment neuron External globus pallidus choline acetyltransferase expressing neurons AHP voltage (mV) -66.3 ± 2.5 (13) -66.3 (mV) Data Table
Globus pallidus, external segment neuron external globus pallidus parvalbumin-expressing neurons projecting to subthalamic nucleus cell capacitance (pF) 126.6 ± 36.4 (20) 126.6 (pF) Data Table
Globus pallidus, external segment neuron External globus pallidus Npas1-expressing neurons projecting to striatum cell capacitance (pF) 64.4 ± 9.8 (8) 64.4 (pF) Data Table
Globus pallidus, external segment neuron External globus pallidus Lhx6 expressing neurons cell capacitance (pF) 52.1 ± 9.8 (15) 52.1 (pF) Data Table
Globus pallidus, external segment neuron External globus pallidus choline acetyltransferase expressing neurons cell capacitance (pF) 70.0 ± 15.4 (13) 70.0 (pF) Data Table
Globus pallidus, external segment neuron external globus pallidus parvalbumin-expressing neurons projecting to subthalamic nucleus input resistance (MΩ) 236.0 ± 39.0 (20) 236.0 (MΩ) Data Table
Globus pallidus, external segment neuron External globus pallidus Npas1-expressing neurons projecting to striatum input resistance (MΩ) 339.0 ± 201.0 (8) 339.0 (MΩ) Data Table
Globus pallidus, external segment neuron External globus pallidus Lhx6 expressing neurons input resistance (MΩ) 343.0 ± 120.0 (15) 343.0 (MΩ) Data Table
Globus pallidus, external segment neuron External globus pallidus choline acetyltransferase expressing neurons input resistance (MΩ) 175.0 ± 60.0 (13) 175.0 (MΩ) Data Table