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Article: Postnatal development attunes olfactory bulb mitral cells to high-frequency signaling.

Full Text (publisher's website) ; Article Metadata ; Article Data (extracted)
Yu Y; Burton SD; Tripathy SJ; Urban NN
J. Neurophysiol., 2015


Table 1.

Influence of spontaneous synaptic transmission on intrinsic biophysical properties of MCs

-CNQX/APV/Bicuculline+CNQX/APV/BicucullineP Value
Input resistance, MΩ128.2 ± 53.4 (48)121.8 ± 79.7 (19)0.70
Membrane time constant, ms28.1 ± 16.5 (48)33.4 ± 15.4 (19)0.23
Membrane capacitance, pF235.1 ± 137.1 (48)330.3 ± 170.0 (19)0.02*
Resting membrane potential, mV-58.2 ± 5.5 (48)-59.6 ± 5.0 (19)0.35
Firing regularity (CVISI)0.31 ± 0.33 (48)0.34 ± 0.42 (19)0.76
Sag amplitude, mV3.8 ± 4.1 (45)2.4 ± 1.7 (17)0.18
Action potential threshold, mV-33.8 ± 8.7 (48)-37.4 ± 10.1 (19)0.15
Action potential peak, mV29.4 ± 9.0 (48)26.8 ± 6.8 (19)0.25
Action potential amplitude, mV63.2 ± 10.4 (48)64.1 ± 10.8 (19)0.74
Action potential duration, ms1.20 ± 0.20 (48)1.34 ± 0.23 (19)0.02*
Action potential rising slope, mV/ms175.5 ± 52.3 (48)179.6 ± 50.5 (19)0.77
Action potential falling slope, mV/ms-77.9 ± 22.6 (48)-63.8 ± 16.0 (19)0.02*
AHP peak, mV-19.5 ± 6.2 (48)-20.1 ± 7.4 (19)0.73
AHP peak time, ms5.2 ± 1.8 (48)5.1 ± 1.6 (19)0.87
Spike time correlation0.15 ± 0.08 (48)0.21 ± 0.10 (19)7 × 10-3**
Spike time correlation (rhythmic inputs)0.19 ± 0.06 (9)0.26 ± 0.11 (13)0.09
STA slope, pA/ms8.8 ± 2.9 (48)9.0 ± 3.8 (19)0.77
STA integration time, ms8.8 ± 2.4 (48)9.1 ± 2.8 (19)0.65
STA negative peak, pA-12.3 ± 4.5 (48)-12.3 ± 4.2 (19)0.98

  • Values are means ± SD for n in parentheses.

  • MC, mitral cell; CVISI, interspike interval coefficient of variation; AHP, afterhyperpolarization; STA, spike-triggered average.

  • ↵* P < 0.05,

  • ↵** P < 0.01 (2-tailed unpaired t-test).


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Inferred neuron-electrophysiology data values

Neuron Type Neuron Description Ephys Prop Extracted Value Standardized Value Content Source
Olfactory bulb (main) mitral cell cell capacitance (pF) 235.1 ± 137.1 (48) 235.1 (pF) Data Table
Olfactory bulb (main) mitral cell resting membrane potential (mV) -58.2 ± 5.5 (48) -58.2 (mV) Data Table
Olfactory bulb (main) mitral cell input resistance (MΩ) 128.2 ± 53.4 (48) 128.2 (MΩ) Data Table
Olfactory bulb (main) mitral cell sag amplitude (mV) 3.8 ± 4.1 (45) 3.8 (mV) Data Table
Olfactory bulb (main) mitral cell spike threshold (mV) -33.8 ± 8.7 (48) -33.8 (mV) Data Table
Olfactory bulb (main) mitral cell spike peak (mV) 29.4 ± 9.0 (48) 29.4 (mV) Data Table
Olfactory bulb (main) mitral cell spike amplitude (mV) 63.2 ± 10.4 (48) 63.2 (mV) Data Table
Olfactory bulb (main) mitral cell spike half-width (ms) 1.2 ± 0.2 (48) 1.2 (ms) Data Table
Olfactory bulb (main) mitral cell spike max rise slope (mV/ms) 175.5 ± 52.3 (48) 175.5 (mV/ms) Data Table
Olfactory bulb (main) mitral cell spike max decay slope (mV/ms) -77.9 ± 22.6 (48) 77.9 (mV/ms) Data Table
Olfactory bulb (main) mitral cell AHP amplitude (mV) -19.5 ± 6.2 (48) 19.5 (mV) Data Table
Olfactory bulb (main) mitral cell AHP duration (ms) 5.2 ± 1.8 (48) 5.2 (ms) Data Table
Olfactory bulb (main) mitral cell membrane time constant (ms) 28.1 ± 16.5 (48) 28.1 (ms) Data Table