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Article: GABAergic and pyramidal neurons of deep cortical layers directly receive and differently integrate callosal input.

Full Text (publisher's website) ; Article Metadata ; Article Data (extracted)
Karayannis T; Huerta-Ocampo I; Capogna M
Cereb. Cortex, 2007


Table 2

Intrinsic membrane properties of GABAergic interneurons and pyramidal cells of deep cortical layers

Age (days) Vrm (mV) Rin (MΩ) τ (ms) Cm (nF) Sag ratio AP width (ms) AP amplitude (mV) Fast AHP (mV) Adaptation index Maximum firing
GABAergic interneurons (n =19) 21.3 ± 1.3 **-69.8 ± 1.6 **162.8 ± 18.7 ***11.9 ± 1.4 ***0.10 ± 0.03 *0.97 ± 0.01 ***0.42 ± 0.06 *104.1 ± 3.4 *18.9 ± 1.1 ***0.68 ± 0.04 ***118.2 ± 14.6
Pyramidal cells (n =31) 19 ± 0.6 -63.5 ± 1.4 263.9 ± 22.5 30 ± 1.6 0.13 ± 0.01 0.91 ± 0.01 0.98 ± 0.06 113.1 ± 2.9 15.2 ± 0.6 0.35 ± 0.02 22.2 ± 2.1

  • Note: All values are shown as mean ± standard error of mean. Comparison between the properties of interneurons and pyramidal cells (*P < 0.05, **P < 0.01, ***P < 0.001; Mann-Whitney test).

  • Cm, membrane capacitance; AP, action potential.


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Inferred neuron-electrophysiology data values

Neuron Type Neuron Description Ephys Prop Extracted Value Standardized Value Content Source
Neocortex basket cell frontal cortex layer V-VI parvalbumin-positive GABAergic interneurons resting membrane potential (mV) -69.8 ± 1.6 (19) -69.8 (mV) Data Table
Neocortex basket cell frontal cortex layer V-VI parvalbumin-positive GABAergic interneurons input resistance (MΩ) 162.8 ± 18.7 (19) 162.8 (MΩ) Data Table
Neocortex basket cell frontal cortex layer V-VI parvalbumin-positive GABAergic interneurons membrane time constant (ms) 11.9 ± 1.4 (19) 11.9 (ms) Data Table
Neocortex basket cell frontal cortex layer V-VI parvalbumin-positive GABAergic interneurons cell capacitance (nF) 0.1 ± 0.03 (19) 100.0 (pF) Data Table
Neocortex basket cell frontal cortex layer V-VI parvalbumin-positive GABAergic interneurons sag ratio 0.97 ± 0.01 (19) 0.97 (ratio) Data Table
Neocortex basket cell frontal cortex layer V-VI parvalbumin-positive GABAergic interneurons spike half-width (ms) 0.42 ± 0.06 (19) 0.42 (ms) Data Table
Neocortex basket cell frontal cortex layer V-VI parvalbumin-positive GABAergic interneurons spike amplitude (mV) 104.1 ± 3.4 (19) 104.1 (mV) Data Table
Neocortex basket cell frontal cortex layer V-VI parvalbumin-positive GABAergic interneurons fast AHP amplitude (mV) 18.9 ± 1.1 (19) 18.9 (mV) Data Table
Neocortex basket cell frontal cortex layer V-VI parvalbumin-positive GABAergic interneurons adaptation ratio 0.68 ± 0.04 (19) 0.68 (ratio) Data Table
Neocortex basket cell frontal cortex layer V-VI parvalbumin-positive GABAergic interneurons maximum firing rate 118.2 ± 14.6 (19) 118.2 (Hz) Data Table
Other frontal cortex layer VI small pyramidal cells resting membrane potential (mV) -63.5 ± 1.4 (31) -63.5 (mV) Data Table
Other frontal cortex layer VI small pyramidal cells input resistance (MΩ) 263.9 ± 22.5 (31) 263.9 (MΩ) Data Table
Other frontal cortex layer VI small pyramidal cells membrane time constant (ms) 30.0 ± 1.6 (31) 30.0 (ms) Data Table
Other frontal cortex layer VI small pyramidal cells cell capacitance (nF) 0.13 ± 0.01 (31) 130.0 (pF) Data Table
Other frontal cortex layer VI small pyramidal cells sag ratio 0.91 ± 0.01 (31) 0.91 (ratio) Data Table
Other frontal cortex layer VI small pyramidal cells spike half-width (ms) 0.98 ± 0.06 (31) 0.98 (ms) Data Table
Other frontal cortex layer VI small pyramidal cells spike amplitude (mV) 113.1 ± 2.9 (31) 113.1 (mV) Data Table
Other frontal cortex layer VI small pyramidal cells fast AHP amplitude (mV) 15.2 ± 0.6 (31) 15.2 (mV) Data Table
Other frontal cortex layer VI small pyramidal cells adaptation ratio 0.35 ± 0.02 (31) 0.35 (ratio) Data Table
Other frontal cortex layer VI small pyramidal cells maximum firing rate 22.2 ± 2.1 (31) 22.2 (Hz) Data Table