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Article: Structural-functional properties of identified excitatory and inhibitory interneurons within pre-Botzinger complex respiratory microcircuits.

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Koizumi H; Koshiya N; Chia JX; Cao F; Nugent J; Zhang R; Smith JC
J. Neurosci., 2013


Table 2.

Electrophysiological properties of glutamatergic, glycinergic, and GABAergic pre-BötC inspiratory neurons

VgluT2 (n = 42)a VgluT2 (n = 49)b GlyT2 (n = 6)b GAD67 (n = 5)b GlyT2-GAD67 (n = 12)b GAD67-GFP (mouse, n = 31)b
Baseline Vm (mV) -59.0 ± 3.2 -59.6 ± 3.4 -60.8 ± 3.6 -59.9 ± 3.1 -60.6 ± 3.6 -62.8 ± 4.0
Cm (pF) 33.5 ± 2.2* 34.7 ± 2.2* 29.1 ± 2.0 28.1 ± 2.7 29.3 ± 3.4 22.3 ± 6.6
Rinput (MΩ) 298 ± 70 264 ± 63* 304 ± 52 321 ± 86 315 ± 84 334 ± 48
mAHP amplitude (mV) 3.98 ± 0.60 3.82 ± 0.72 3.88 ± 0.65 4.02 ± 0.72 4.08 ± 0.93 3.98 ± 0.66
mAHP duration (ms) 88.0 ± 18.9* 96.0 ± 16.8 104.0 ± 18.8 102.0 ± 17.8 102.3 ± 30.2 103.6 ± 33.2
gNaP/Cm (pS/pF) 91.4 ± 14.4,* 46.0 ± 9.2* 39.6 ± 7.1 41.3 ± 6.0 38.4 ± 12.1 40.0 ± 9.1
gLeak/Cm (pS/pF) 106.1 ± 25.3 119.5 ± 24.3 115.7 ± 17.6 117.7 ± 33.6 116.9 ± 31.7 122.8 ± 42.1
Spike frequency adaptation: decay τ - 1.48 ± 0.87* 0.84 ± 0.34 0.79 ± 0.22 0.88 ± 0.39 0.72 ± 0.46
Fadap index - 0.38 ± 0.17* 0.54 ± 0.19 0.59 ± 0.21 0.52 ± 0.17 0.57 ± 0.20
f0-I slope (Hz/nA) - 188 ± 38 209 ± 42 208 ± 37 222 ± 39 228 ± 39
fss-I slope (Hz/nA) - 136 ± 27 125 ± 26 106 ± 23 130 ± 32 125 ± 36
  • Significantly different from the rest;

  • *significantly different from inhibitory neurons (see Results for details).

  • a Intrinsic burster.

  • b Nonburster.


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Inferred neuron-electrophysiology data values

Neuron Type Neuron Description Ephys Prop Extracted Value Standardized Value Content Source
Other Commissural pre-Bötzinger inspiratory glycinergic and GABAergic interneurons adaptation ratio (other) 0.52 ± 0.17 0.52 (None) Data Table
Other Commissural pre-Bötzinger inspiratory GFP-expressing GABAergic interneurons adaptation ratio (other) 0.57 ± 0.2 0.57 (None) Data Table
Other Commissural pre-Bötzinger inspiratory nonbursting glutamatergic interneurons FI slope (Hz/nA) 136.0 ± 27.0 136.0 (Hz/nA) Data Table
Other Commissural pre-Bötzinger inspiratory glycinergic interneurons FI slope (Hz/nA) 125.0 ± 26.0 125.0 (Hz/nA) Data Table
Other Commissural pre-Bötzinger inspiratory GABAergic interneurons FI slope (Hz/nA) 106.0 ± 23.0 106.0 (Hz/nA) Data Table
Other Commissural pre-Bötzinger inspiratory glycinergic and GABAergic interneurons FI slope (Hz/nA) 130.0 ± 32.0 130.0 (Hz/nA) Data Table
Other Commissural pre-Bötzinger inspiratory GFP-expressing GABAergic interneurons FI slope (Hz/nA) 125.0 ± 36.0 125.0 (Hz/nA) Data Table
Other commissural pre-Bötzinger inspiratory intrinsic bursting glutamatergic interneurons resting membrane potential (mV) -59.0 ± 3.2 -59.0 (mV) Data Table
Other Commissural pre-Bötzinger inspiratory nonbursting glutamatergic interneurons resting membrane potential (mV) -59.6 ± 3.4 -59.6 (mV) Data Table
Other Commissural pre-Bötzinger inspiratory glycinergic interneurons resting membrane potential (mV) -60.8 ± 3.6 -60.8 (mV) Data Table
Other Commissural pre-Bötzinger inspiratory GABAergic interneurons resting membrane potential (mV) -59.9 ± 3.1 -59.9 (mV) Data Table
Other Commissural pre-Bötzinger inspiratory glycinergic and GABAergic interneurons resting membrane potential (mV) -60.6 ± 3.6 -60.6 (mV) Data Table
Other Commissural pre-Bötzinger inspiratory GFP-expressing GABAergic interneurons resting membrane potential (mV) -62.8 ± 4.0 -62.8 (mV) Data Table
Other commissural pre-Bötzinger inspiratory intrinsic bursting glutamatergic interneurons cell capacitance (pF) 33.5 ± 2.2 33.5 (pF) Data Table
Other Commissural pre-Bötzinger inspiratory nonbursting glutamatergic interneurons cell capacitance (pF) 34.7 ± 2.2 34.7 (pF) Data Table
Other Commissural pre-Bötzinger inspiratory glycinergic interneurons cell capacitance (pF) 29.1 ± 2.0 29.1 (pF) Data Table
Other Commissural pre-Bötzinger inspiratory GABAergic interneurons cell capacitance (pF) 28.1 ± 2.7 28.1 (pF) Data Table
Other Commissural pre-Bötzinger inspiratory glycinergic and GABAergic interneurons cell capacitance (pF) 29.3 ± 3.4 29.3 (pF) Data Table
Other Commissural pre-Bötzinger inspiratory GFP-expressing GABAergic interneurons cell capacitance (pF) 22.3 ± 6.6 22.3 (pF) Data Table
Other commissural pre-Bötzinger inspiratory intrinsic bursting glutamatergic interneurons input resistance (MΩ) 298.0 ± 70.0 298.0 (MΩ) Data Table
Other Commissural pre-Bötzinger inspiratory nonbursting glutamatergic interneurons input resistance (MΩ) 264.0 ± 63.0 264.0 (MΩ) Data Table
Other Commissural pre-Bötzinger inspiratory glycinergic interneurons input resistance (MΩ) 304.0 ± 52.0 304.0 (MΩ) Data Table
Other Commissural pre-Bötzinger inspiratory GABAergic interneurons input resistance (MΩ) 321.0 ± 86.0 321.0 (MΩ) Data Table
Other Commissural pre-Bötzinger inspiratory glycinergic and GABAergic interneurons input resistance (MΩ) 315.0 ± 84.0 315.0 (MΩ) Data Table
Other Commissural pre-Bötzinger inspiratory GFP-expressing GABAergic interneurons input resistance (MΩ) 334.0 ± 48.0 334.0 (MΩ) Data Table
Other commissural pre-Bötzinger inspiratory intrinsic bursting glutamatergic interneurons medium AHP amplitude (mV) 3.98 ± 0.6 3.98 (mV) Data Table
Other Commissural pre-Bötzinger inspiratory nonbursting glutamatergic interneurons medium AHP amplitude (mV) 3.82 ± 0.72 3.82 (mV) Data Table
Other Commissural pre-Bötzinger inspiratory glycinergic interneurons medium AHP amplitude (mV) 3.88 ± 0.65 3.88 (mV) Data Table
Other Commissural pre-Bötzinger inspiratory GABAergic interneurons medium AHP amplitude (mV) 4.02 ± 0.72 4.02 (mV) Data Table
Other Commissural pre-Bötzinger inspiratory glycinergic and GABAergic interneurons medium AHP amplitude (mV) 4.08 ± 0.93 4.08 (mV) Data Table
Other Commissural pre-Bötzinger inspiratory GFP-expressing GABAergic interneurons medium AHP amplitude (mV) 3.98 ± 0.66 3.98 (mV) Data Table
Other commissural pre-Bötzinger inspiratory intrinsic bursting glutamatergic interneurons medium AHP duration (ms) 88.0 ± 18.9 88.0 (ms) Data Table
Other Commissural pre-Bötzinger inspiratory nonbursting glutamatergic interneurons medium AHP duration (ms) 96.0 ± 16.8 96.0 (ms) Data Table
Other Commissural pre-Bötzinger inspiratory glycinergic interneurons medium AHP duration (ms) 104.0 ± 18.8 104.0 (ms) Data Table
Other Commissural pre-Bötzinger inspiratory GABAergic interneurons medium AHP duration (ms) 102.0 ± 17.8 102.0 (ms) Data Table
Other Commissural pre-Bötzinger inspiratory glycinergic and GABAergic interneurons medium AHP duration (ms) 102.3 ± 30.2 102.3 (ms) Data Table
Other Commissural pre-Bötzinger inspiratory GFP-expressing GABAergic interneurons medium AHP duration (ms) 103.6 ± 33.2 103.6 (ms) Data Table
Other Commissural pre-Bötzinger inspiratory nonbursting glutamatergic interneurons adaptation ratio (other) 0.38 ± 0.17 0.38 (None) Data Table
Other Commissural pre-Bötzinger inspiratory glycinergic interneurons adaptation ratio (other) 0.54 ± 0.19 0.54 (None) Data Table
Other Commissural pre-Bötzinger inspiratory GABAergic interneurons adaptation ratio (other) 0.59 ± 0.21 0.59 (None) Data Table