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Article: Delayed and Temporally Imprecise Neurotransmission in Reorganizing Cortical Microcircuits.

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Barnes SJ; Cheetham CE; Liu Y; Bennett SH; Albieri G; Jorstad AA; Knott GW; Finnerty GT
J. Neurosci., 2015


Table 1.

Passive membrane properties of pairs of synaptically connected L2/3 pyramidal neurons

Passive membrane property Control (n = 22 neurons) Deprived (n = 10 neurons)
Presynaptic resting membrane potential (mV) -73 ± 2 -73 ± 2
Presynaptic input resistance (MΩ) 64 ± 4 60 ± 6
Presynaptic membrane time constant (ms) 13.9 ± 1.0 13.8 ± 1.6
Presynaptic membrane capacitance (pF) 240 ± 20 230 ± 30
Postsynaptic resting membrane potential (mV) -74 ± 1 -73 ± 2
Postsynaptic input resistance (MΩ) 62 ± 3 69 ± 10
Postsynaptic membrane time constant (ms) 14.4 ± 1.0 14.3 ± 1.3
Postsynaptic membrane capacitance (pF) 220 (200-290) 200 (180-250)

  • Deprivation did not affect (one-way ANOVA or ANOVA on ranks) presynaptic resting membrane potential (p = 0.908, F(1,30) = 0.014), presynaptic input resistance (p = 0.573, F(1,30) = 0.325), presynaptic membrane time constant (p = 0.907, F(1,30) = 0.014), presynaptic membrane capacitance (p = 0.878, F(1,30) = 0.024), postsynaptic resting membrane potential (p = 0.545, F(1,30) = 0.375), postsynaptic membrane time constant (p = 0.968, F(1,30) = 0.002), postsynaptic membrane capacitance (p = 0.329, H(1,30) = 0.952), or postsynaptic input resistance (p = 0.380, F(1,30) = 0.795).


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Inferred neuron-electrophysiology data values

Neuron Type Neuron Description Ephys Prop Extracted Value Standardized Value Content Source
Neocortex pyramidal cell layer 2-3 Primary Somatosensory Cortex Layer 2/3 Pyramidal Excitatory Neuron cell capacitance (pF) 240.0 ± 20.0 (22) 240.0 (pF) Data Table
Neocortex pyramidal cell layer 2-3 Primary Somatosensory Cortex Layer 2/3 Pyramidal Excitatory Neuron resting membrane potential (mV) -74.0 ± 1.0 (22) -74.0 (mV) Data Table
Neocortex pyramidal cell layer 2-3 Primary Somatosensory Cortex Layer 2/3 Pyramidal Excitatory Neuron input resistance (MΩ) 62.0 ± 3.0 (22) 62.0 (MΩ) Data Table
Neocortex pyramidal cell layer 2-3 Primary Somatosensory Cortex Layer 2/3 Pyramidal Excitatory Neuron resting membrane potential (mV) -73.0 ± 2.0 (22) -73.0 (mV) Data Table
Neocortex pyramidal cell layer 2-3 Primary Somatosensory Cortex Layer 2/3 Pyramidal Excitatory Neuron membrane time constant (ms) 14.4 ± 1.0 (22) 14.4 (ms) Data Table
Neocortex pyramidal cell layer 2-3 Primary Somatosensory Cortex Layer 2/3 Pyramidal Excitatory Neuron cell capacitance (pF) 220.0 (22) 220.0 (pF) Data Table
Neocortex pyramidal cell layer 2-3 Primary Somatosensory Cortex Layer 2/3 Pyramidal Excitatory Neuron input resistance (MΩ) 64.0 ± 4.0 (22) 64.0 (MΩ) Data Table
Neocortex pyramidal cell layer 2-3 Primary Somatosensory Cortex Layer 2/3 Pyramidal Excitatory Neuron membrane time constant (ms) 13.9 ± 1.0 (22) 13.9 (ms) Data Table