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Article: The synaptic representation of sound source location in auditory cortex.

Full Text (publisher's website) ; Article Metadata ; Article Data (extracted)
Chadderton P; Agapiou JP; McAlpine D; Margrie TW
J. Neurosci., 2009


Table 1.

Characteristics of pyramidal cells and fast-spiking interneuron recordings

Intrinsic feature Pyramidal cells (n = 38) Fast-spiking cells (n = 8) p value
Vm (mV) −57.8 ± 1.1 −61.6 ± 4.1 0.21
Rinput (MΩ) 39.6 ± 2.1 81.3 ± 9.7 2.2 × 10−8
tm 9.2 ± 0.5 6.4 ± 0.6 0.026
AP half-width (ms) 1.10 ± 0.05 0.60 ± 0.08 2.5 × 10−4
AHP peak amplitude (mV) −7.9 ± 0.5 −6.1 ± 1.0 0.094
Time of AHP peak (ms) 54.5 ± 4.5 8.2 ± 4.9 2.2 × 10−5
Spontaneous firing rate (Hz) 0.54 ± 0.08 1.33 ± 0.73 0.87*
Depth from surface (μm) 479 ± 12 480 ± 42 0.98

  • ↵Statistical differences were calculated using Student's unpaired t test or *Mann–Whitney U test. AHP, Afterhyperpolarization.


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Inferred neuron-electrophysiology data values

Neuron Type Neuron Description Ephys Prop Extracted Value Standardized Value Content Source
Neocortex uncharacterized cell Primary auditory cortex pyramidal neurons membrane time constant 9.2 ± 0.5 (38) 9.2 (ms) Data Table
Neocortex basket cell Primary auditory cortex fast-spiking cells membrane time constant 6.4 ± 0.6 (8) 6.4 (ms) Data Table
Neocortex uncharacterized cell Primary auditory cortex pyramidal neurons spike half-width (ms) 1.1 ± 0.05 (38) 1.1 (ms) Data Table
Neocortex basket cell Primary auditory cortex fast-spiking cells spike half-width (ms) 0.6 ± 0.08 (8) 0.6 (ms) Data Table
Neocortex uncharacterized cell Primary auditory cortex pyramidal neurons AHP amplitude (mV) -7.9 ± 0.5 (38) 7.9 (mV) Data Table
Neocortex basket cell Primary auditory cortex fast-spiking cells AHP amplitude (mV) -6.1 ± 1.0 (8) 6.1 (mV) Data Table
Neocortex uncharacterized cell Primary auditory cortex pyramidal neurons resting membrane potential (mV) -57.8 ± 1.1 (38) -57.8 (mV) Data Table
Neocortex uncharacterized cell Primary auditory cortex pyramidal neurons AHP duration (ms) 54.5 ± 4.5 (38) 54.5 (ms) Data Table
Neocortex basket cell Primary auditory cortex fast-spiking cells AHP duration (ms) 8.2 ± 4.9 (8) 8.2 (ms) Data Table
Neocortex uncharacterized cell Primary auditory cortex pyramidal neurons spontaneous firing rate (Hz) 0.54 ± 0.08 (38) 0.54 (Hz) Data Table
Neocortex basket cell Primary auditory cortex fast-spiking cells spontaneous firing rate (Hz) 1.33 ± 0.73 (8) 1.33 (Hz) Data Table
Neocortex basket cell Primary auditory cortex fast-spiking cells resting membrane potential (mV) -61.6 ± 4.1 (8) -61.6 (mV) Data Table
Neocortex uncharacterized cell Primary auditory cortex pyramidal neurons input resistance (MΩ) 39.6 ± 2.1 (38) 39.6 (MΩ) Data Table
Neocortex basket cell Primary auditory cortex fast-spiking cells input resistance (MΩ) 81.3 ± 9.7 (8) 81.3 (MΩ) Data Table