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Article: Morphology and physiology of excitatory neurons in layer 6b of the somatosensory rat barrel cortex.

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Marx M; Feldmeyer D
Cereb. Cortex, 2013


Table 3

Selected active and passive electrophysiological properties of L6B neurons

Physiological parameters Pyramidal Inverted Tangential Horizontal Multipolar P value Excitatory Inhibitory P value
n 27 10 10 9 31 - 87 6 -
Passive properties
 RMP (mV) -69.9 ± 3.7 -68.1 ± 2.8 -72.3 ± 3.4 -70.0 ± 6.2 -71.8 ± 4.5 0.13 -70.7 ± 4.3 -66.1 ± 4.0 0.023
 Input resistance (MΩ) 232.8 ± 60.6 269.4 ± 95.3 209.7 ± 81.4 256.5 ± 117.3 178.1 ± 75.3 7.01E-03 217.3 ± 84.4 192.6 ± 121.0 0.501
 τM (ms) 17.6 ± 3.7 19.7 ± 4.6 14.9 ± 3.9 17.7 ± 5.2 14.5 ± 5.4 0.013 16.4 ± 4.9 6.0 ± 3.8 1.87E-06
Active properties
 AP half-width (ms) 1.00 ± 0.29 1.28 ± 0.41 1.10 ± 0.21 1.34 ± 0.58 1.06 ± 0.29 0.075 1.11 ± 0.35 0.28 ± 0.04 6.48E-05
 AP threshold (mV) -28.3 ± 5.2 -28.3 ± 3.9 -37.9 ± 5.8 -32.4 ± 4.8 -35.3 ± 4.5 4.41E-08 -32.3 ± 6.0 -34.5 ± 9.1 0.400
 AP amplitude (mV) 75.9 ± 11.5 70.9 ± 12.6 94.1 ± 4.5 79.8 ± 14.6 86.3 ± 10.6 5.58E-06 81.5 ± 12.9 69.4 ± 20.8 0.036
 Firing frequency per 100 pA 17.6 ± 5.1 22.7 ± 3.9 10.6 ± 3.5 21.4 ± 8.2 13.3 ± 6.2 1.01E-06 16.2 ± 6.7 52.1 ± 20.7 3.38E-17
 ISI (ms) 58.1 ± 12.5 75.3 ± 44.8 73.8 ± 29.9 81.8 ± 27.8 107.4 ± 74.0 7.80E-03 81.9 ± 52.5 16.2 ± 12.2 3.06E-03
 Min. ISI (ms) 14.0 ± 7.8 11.2 ± 12.6 17.3 ± 8.2 22.4 ± 10.9 26.0 ± 12.2 1.07E-04 19.2 ± 11.8 6.2 ± 2.0 8.49E-03
 Max. frequency (Hz) 100.3 ± 58.0 155.2 ± 76.4 78.7 ± 47.6 61.5 ± 43.7 51.6 ± 35.3 3.58E-06 82.8 ± 59.8 166.8 ± 38.3 1.06E-03
 Adaptation ratio 0.67 ± 0.11 0.55 ± 0.30 0.56 ± 0.25 0.51 ± 0.22 0.50 ± 0.21 0.044 0.57 ± 0.21 0.85 ± 0.14 1.64E-03
 AHP amplitude (mV) 11.8 ± 3.2 12.2 ± 3.2 10.0 ± 2.4 11.5 ± 2.1 10.9 ± 2.2 0.299 11.3 ± 2.7 21.0 ± 6.1 1.40E-11

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Inferred neuron-electrophysiology data values

Neuron Type Neuron Description Ephys Prop Extracted Value Standardized Value Content Source
Other Somatosensory barrel cortex layer 6b pyramidal cell resting membrane potential (mV) -69.9 ± 3.7 (27) -69.9 (mV) Data Table
Other Somatosensory barrel cortex layer 6b resting membrane potential (mV) -68.1 ± 2.8 (10) -68.1 (mV) Data Table
Other Somatosensory barrel cortex layer 6b resting membrane potential (mV) -72.3 ± 3.4 (10) -72.3 (mV) Data Table
Other Somatosensory barrel cortex layer 6b resting membrane potential (mV) -70.0 ± 6.2 (9) -70.0 (mV) Data Table
Other Somatosensory barrel cortex layer 6b multipolar projecting neuron resting membrane potential (mV) -71.8 ± 4.5 (31) -71.8 (mV) Data Table
Other Somatosensory barrel cortex layer 6b excitatory neuron resting membrane potential (mV) -70.7 ± 4.3 (87) -70.7 (mV) Data Table
Other Somatosensory barrel cortex layer 6b inhibitory neuron resting membrane potential (mV) -66.1 ± 4.0 (6) -66.1 (mV) Data Table
Other Somatosensory barrel cortex layer 6b pyramidal cell input resistance (MΩ) 232.8 ± 60.6 (27) 232.8 (MΩ) Data Table
Other Somatosensory barrel cortex layer 6b input resistance (MΩ) 269.4 ± 95.3 (10) 269.4 (MΩ) Data Table
Other Somatosensory barrel cortex layer 6b input resistance (MΩ) 209.7 ± 81.4 (10) 209.7 (MΩ) Data Table
Other Somatosensory barrel cortex layer 6b input resistance (MΩ) 256.5 ± 117.3 (9) 256.5 (MΩ) Data Table
Other Somatosensory barrel cortex layer 6b multipolar projecting neuron input resistance (MΩ) 178.1 ± 75.3 (31) 178.1 (MΩ) Data Table
Other Somatosensory barrel cortex layer 6b excitatory neuron input resistance (MΩ) 217.3 ± 84.4 (87) 217.3 (MΩ) Data Table
Other Somatosensory barrel cortex layer 6b inhibitory neuron input resistance (MΩ) 192.6 ± 121.0 (6) 192.6 (MΩ) Data Table
Other Somatosensory barrel cortex layer 6b pyramidal cell membrane time constant (ms) 17.6 ± 3.7 (27) 17.6 (ms) Data Table
Other Somatosensory barrel cortex layer 6b membrane time constant (ms) 19.7 ± 4.6 (10) 19.7 (ms) Data Table
Other Somatosensory barrel cortex layer 6b membrane time constant (ms) 14.9 ± 3.9 (10) 14.9 (ms) Data Table
Other Somatosensory barrel cortex layer 6b membrane time constant (ms) 17.7 ± 5.2 (9) 17.7 (ms) Data Table
Other Somatosensory barrel cortex layer 6b multipolar projecting neuron membrane time constant (ms) 14.5 ± 5.4 (31) 14.5 (ms) Data Table
Other Somatosensory barrel cortex layer 6b excitatory neuron membrane time constant (ms) 16.4 ± 4.9 (87) 16.4 (ms) Data Table
Other Somatosensory barrel cortex layer 6b inhibitory neuron membrane time constant (ms) 6.0 ± 3.8 (6) 6.0 (ms) Data Table
Other Somatosensory barrel cortex layer 6b pyramidal cell spike half-width (ms) 1.0 ± 0.29 (27) 1.0 (ms) Data Table
Other Somatosensory barrel cortex layer 6b spike half-width (ms) 1.28 ± 0.41 (10) 1.28 (ms) Data Table
Other Somatosensory barrel cortex layer 6b spike half-width (ms) 1.1 ± 0.21 (10) 1.1 (ms) Data Table
Other Somatosensory barrel cortex layer 6b spike half-width (ms) 1.34 ± 0.58 (9) 1.34 (ms) Data Table
Other Somatosensory barrel cortex layer 6b multipolar projecting neuron spike half-width (ms) 1.06 ± 0.29 (31) 1.06 (ms) Data Table
Other Somatosensory barrel cortex layer 6b excitatory neuron spike half-width (ms) 1.11 ± 0.35 (87) 1.11 (ms) Data Table
Other Somatosensory barrel cortex layer 6b inhibitory neuron spike half-width (ms) 0.28 ± 0.04 (6) 0.28 (ms) Data Table
Other Somatosensory barrel cortex layer 6b pyramidal cell spike threshold (mV) -28.3 ± 5.2 (27) -28.3 (mV) Data Table
Other Somatosensory barrel cortex layer 6b spike threshold (mV) -28.3 ± 3.9 (10) -28.3 (mV) Data Table
Other Somatosensory barrel cortex layer 6b spike threshold (mV) -37.9 ± 5.8 (10) -37.9 (mV) Data Table
Other Somatosensory barrel cortex layer 6b spike threshold (mV) -32.4 ± 4.8 (9) -32.4 (mV) Data Table
Other Somatosensory barrel cortex layer 6b multipolar projecting neuron spike threshold (mV) -35.3 ± 4.5 (31) -35.3 (mV) Data Table
Other Somatosensory barrel cortex layer 6b excitatory neuron spike threshold (mV) -32.3 ± 6.0 (87) -32.3 (mV) Data Table
Other Somatosensory barrel cortex layer 6b inhibitory neuron spike threshold (mV) -34.5 ± 9.1 (6) -34.5 (mV) Data Table
Other Somatosensory barrel cortex layer 6b pyramidal cell spike amplitude (mV) 75.9 ± 11.5 (27) 75.9 (mV) Data Table
Other Somatosensory barrel cortex layer 6b spike amplitude (mV) 70.9 ± 12.6 (10) 70.9 (mV) Data Table
Other Somatosensory barrel cortex layer 6b spike amplitude (mV) 94.1 ± 4.5 (10) 94.1 (mV) Data Table
Other Somatosensory barrel cortex layer 6b spike amplitude (mV) 79.8 ± 14.6 (9) 79.8 (mV) Data Table
Other Somatosensory barrel cortex layer 6b multipolar projecting neuron spike amplitude (mV) 86.3 ± 10.6 (31) 86.3 (mV) Data Table
Other Somatosensory barrel cortex layer 6b excitatory neuron spike amplitude (mV) 81.5 ± 12.9 (87) 81.5 (mV) Data Table
Other Somatosensory barrel cortex layer 6b inhibitory neuron spike amplitude (mV) 69.4 ± 20.8 (6) 69.4 (mV) Data Table
Other Somatosensory barrel cortex layer 6b pyramidal cell firing frequency (pA) 17.6 ± 5.1 (27) -- Data Table
Other Somatosensory barrel cortex layer 6b firing frequency (pA) 22.7 ± 3.9 (10) -- Data Table
Other Somatosensory barrel cortex layer 6b firing frequency (pA) 10.6 ± 3.5 (10) -- Data Table
Other Somatosensory barrel cortex layer 6b firing frequency (pA) 21.4 ± 8.2 (9) -- Data Table
Other Somatosensory barrel cortex layer 6b multipolar projecting neuron firing frequency (pA) 13.3 ± 6.2 (31) -- Data Table
Other Somatosensory barrel cortex layer 6b excitatory neuron firing frequency (pA) 16.2 ± 6.7 (87) -- Data Table
Other Somatosensory barrel cortex layer 6b inhibitory neuron firing frequency (pA) 52.1 ± 20.7 (6) -- Data Table
Other Somatosensory barrel cortex layer 6b pyramidal cell maximum firing rate (Hz) 100.3 ± 58.0 (27) 100.3 (Hz) Data Table
Other Somatosensory barrel cortex layer 6b maximum firing rate (Hz) 155.2 ± 76.4 (10) 155.2 (Hz) Data Table
Other Somatosensory barrel cortex layer 6b maximum firing rate (Hz) 78.7 ± 47.6 (10) 78.7 (Hz) Data Table
Other Somatosensory barrel cortex layer 6b maximum firing rate (Hz) 61.5 ± 43.7 (9) 61.5 (Hz) Data Table
Other Somatosensory barrel cortex layer 6b multipolar projecting neuron maximum firing rate (Hz) 51.6 ± 35.3 (31) 51.6 (Hz) Data Table
Other Somatosensory barrel cortex layer 6b excitatory neuron maximum firing rate (Hz) 82.8 ± 59.8 (87) 82.8 (Hz) Data Table
Other Somatosensory barrel cortex layer 6b inhibitory neuron maximum firing rate (Hz) 166.8 ± 38.3 (6) 166.8 (Hz) Data Table
Other Somatosensory barrel cortex layer 6b pyramidal cell adaptation ratio 0.67 ± 0.11 (27) 0.67 (ratio) Data Table
Other Somatosensory barrel cortex layer 6b adaptation ratio 0.55 ± 0.3 (10) 0.55 (ratio) Data Table
Other Somatosensory barrel cortex layer 6b adaptation ratio 0.56 ± 0.25 (10) 0.56 (ratio) Data Table
Other Somatosensory barrel cortex layer 6b adaptation ratio 0.51 ± 0.22 (9) 0.51 (ratio) Data Table
Other Somatosensory barrel cortex layer 6b multipolar projecting neuron adaptation ratio 0.5 ± 0.21 (31) 0.5 (ratio) Data Table
Other Somatosensory barrel cortex layer 6b excitatory neuron adaptation ratio 0.57 ± 0.21 (87) 0.57 (ratio) Data Table
Other Somatosensory barrel cortex layer 6b inhibitory neuron adaptation ratio 0.85 ± 0.14 (6) 0.85 (ratio) Data Table
Other Somatosensory barrel cortex layer 6b pyramidal cell AHP amplitude (mV) 11.8 ± 3.2 (27) 11.8 (mV) Data Table
Other Somatosensory barrel cortex layer 6b AHP amplitude (mV) 12.2 ± 3.2 (10) 12.2 (mV) Data Table
Other Somatosensory barrel cortex layer 6b AHP amplitude (mV) 10.0 ± 2.4 (10) 10.0 (mV) Data Table
Other Somatosensory barrel cortex layer 6b AHP amplitude (mV) 11.5 ± 2.1 (9) 11.5 (mV) Data Table
Other Somatosensory barrel cortex layer 6b multipolar projecting neuron AHP amplitude (mV) 10.9 ± 2.2 (31) 10.9 (mV) Data Table
Other Somatosensory barrel cortex layer 6b excitatory neuron AHP amplitude (mV) 11.3 ± 2.7 (87) 11.3 (mV) Data Table
Other Somatosensory barrel cortex layer 6b inhibitory neuron AHP amplitude (mV) 21.0 ± 6.1 (6) 21.0 (mV) Data Table