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Article: Differential involvement of oriens/pyramidale interneurones in hippocampal network oscillations in vitro.

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Gloveli T; Dugladze T; Saha S; Monyer H; Heinemann U; Traub RD; Whittington MA; Buhl EH
J. Physiol. (Lond.), 2005


Table 1. 

Intrinsic and firing properties of hippocampal oriens/pyramidale interneurones and pyramidal cells

Cell type O-LM (n = 15) Trilaminar (n = 8) Basket (n = 6) Bistratified (n = 3) Pyramid (n = 9)
Values are means ± s.e.m. *Significant differences in the values of fast spiking interneurones versus O-LM cells (t test). Repetitive firing parameters were measured within a shorter time interval (200 ms) because of sudden periods of silence in trilaminar cells during a prolonged (500 ms) current step.
Resting membrane potential (mV) − 60.0 ± 3.1      − 61.2 ± 4.6     − 58.5 ± 2.8     − 61.3 ± 5.2     − 65.8 ± 6.5
Input resistance (MΩ) 315.1 ± 41.6    167.3 ± 20.9*  122.9 ± 10.9*  138.8 ± 8.1*     160.1 ± 13.6
Membrane time constant (ms) 33.3 ± 1.4    16.9 ± 3.1*   11.2 ± 1.2*    18.8 ± 1.6*    37.2 ± 3.6
Single action potential
 Half-duration (ms) 0.84 ± 0.04   0.57 ± 0.01* 0.54 ± 0.04* 0.63 ± 0.04*    1.18 ± 0.08
 AHP decay time constant (ms) 4.58 ± 0.53   0.49 ± 0.07* 0.82 ± 0.10* 1.20 ± 0.36*    7.71 ± 0.95
 AHP half-duration (ms) 5.15 ± 1.55   0.82 ± 0.13* 0.98 ± 0.10* 1.60 ± 0.51*    8.33 ± 1.56
Repetitive firing
 Spikes/nA (within 200 ms) 36.4 ± 4.1    50.3 ± 4.4*  47.2 ± 5.1   46.8 ± 7.1     27.0 ± 2.8
Kainate-evoked firing
 Spikes/gamma cycle 0.26 ± 0.04   1.82 ± 0.07* 1.28 ± 0.06* 1.04 ± 0.05*    0.18 ± 0.05
 Frequency peak (Hz) 8.3 ± 2.1   32.1 ± 2.8*  33.6 ± 2.6*  35.0 ± 2.5*     3.5 ± 0.6
 Peak power (mV2 Hz−1) 1.9 ± 0.2   4.2 ± 0.3* 3.7 ± 0.3* 2.9 ± 0.5*    1.3 ± 0.4

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Inferred neuron-electrophysiology data values

Neuron Type Neuron Description Ephys Prop Extracted Value Standardized Value Content Source
Hippocampus CA3 trilaminar neuron input resistance (MΩ) 167.3 ± 20.9 (8) 167.3 (MΩ) Data Table
Hippocampus CA3 basket cell input resistance (MΩ) 122.9 ± 10.9 (6) 122.9 (MΩ) Data Table
Other Hippocampus CA3 bistratified cells input resistance (MΩ) 138.8 ± 8.1 (3) 138.8 (MΩ) Data Table
Hippocampus CA3 pyramidal cell input resistance (MΩ) 160.1 ± 13.6 (9) 160.1 (MΩ) Data Table
Hippocampus CA3 lacunosum moleculare neuron membrane time constant (ms) 33.3 ± 1.4 (15) 33.3 (ms) Data Table
Hippocampus CA3 trilaminar neuron membrane time constant (ms) 16.9 ± 3.1 (8) 16.9 (ms) Data Table
Hippocampus CA3 basket cell membrane time constant (ms) 11.2 ± 1.2 (6) 11.2 (ms) Data Table
Other Hippocampus CA3 bistratified cells membrane time constant (ms) 18.8 ± 1.6 (3) 18.8 (ms) Data Table
Hippocampus CA3 pyramidal cell membrane time constant (ms) 37.2 ± 3.6 (9) 37.2 (ms) Data Table
Hippocampus CA3 lacunosum moleculare neuron spike half-width (ms) 0.84 ± 0.04 (15) 0.84 (ms) Data Table
Hippocampus CA3 trilaminar neuron spike half-width (ms) 0.57 ± 0.01 (8) 0.57 (ms) Data Table
Hippocampus CA3 basket cell spike half-width (ms) 0.54 ± 0.04 (6) 0.54 (ms) Data Table
Other Hippocampus CA3 bistratified cells spike half-width (ms) 0.63 ± 0.04 (3) 0.63 (ms) Data Table
Hippocampus CA3 pyramidal cell spike half-width (ms) 1.18 ± 0.08 (9) 1.18 (ms) Data Table
Hippocampus CA3 lacunosum moleculare neuron resting membrane potential (mV) -60.0 ± 3.1 (15) -60.0 (mV) Data Table
Hippocampus CA3 lacunosum moleculare neuron AHP duration (ms) 5.15 ± 1.55 (15) 5.15 (ms) Data Table
Hippocampus CA3 trilaminar neuron AHP duration (ms) 0.82 ± 0.13 (8) 0.82 (ms) Data Table
Hippocampus CA3 basket cell AHP duration (ms) 0.98 ± 0.1 (6) 0.98 (ms) Data Table
Other Hippocampus CA3 bistratified cells AHP duration (ms) 1.6 ± 0.51 (3) 1.6 (ms) Data Table
Hippocampus CA3 pyramidal cell AHP duration (ms) 8.33 ± 1.56 (9) 8.33 (ms) Data Table
Hippocampus CA3 trilaminar neuron resting membrane potential (mV) -61.2 ± 4.6 (8) -61.2 (mV) Data Table
Hippocampus CA3 lacunosum moleculare neuron FI slope 36.4 ± 4.1 (15) 36.4 (Hz/nA) Data Table
Hippocampus CA3 trilaminar neuron FI slope 50.3 ± 4.4 (8) 50.3 (Hz/nA) Data Table
Hippocampus CA3 basket cell FI slope 47.2 ± 5.1 (6) 47.2 (Hz/nA) Data Table
Other Hippocampus CA3 bistratified cells FI slope 46.8 ± 7.1 (3) 46.8 (Hz/nA) Data Table
Hippocampus CA3 pyramidal cell FI slope 27.0 ± 2.8 (9) 27.0 (Hz/nA) Data Table
Hippocampus CA3 basket cell resting membrane potential (mV) -58.5 ± 2.8 (6) -58.5 (mV) Data Table
Other Hippocampus CA3 bistratified cells resting membrane potential (mV) -61.3 ± 5.2 (3) -61.3 (mV) Data Table
Hippocampus CA3 pyramidal cell resting membrane potential (mV) -65.8 ± 6.5 (9) -65.8 (mV) Data Table
Hippocampus CA3 lacunosum moleculare neuron input resistance (MΩ) 315.1 ± 41.6 (15) 315.1 (MΩ) Data Table