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Article: Differences in subthreshold resonance of hippocampal pyramidal cells and interneurons: the role of h-current and passive membrane characteristics.

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Zemankovics R; Káli S; Paulsen O; Freund TF; Hájos N
J. Physiol. (Lond.), 2010


Table 1. Passive membrane properties and sag characteristics of the investigated cell types

PC (n = 19) O-R (n = 11) OLM (n = 12) FS PTI (n = 7)
Data are presented as the median with interquartile range in parentheses. *n = 2 (only cells with a relative sag amplitude >0.1)
Input resistance (MΩ) 101 (91–131) 144 (116–199) 197 (169–211) 117 (112–219)
Membrane capacitance (pF) 155 (121–195) 97 (84–110) 181 (136–255) 106 (91–132)
Membrane time constant (ms) 16.6 (13.4–19.6) 18.5 (15.4–25.5) 37.7 (31.9–46.9) 8.7 (8.3–16.2)
Passive cutoff frequency (Hz) 9.6 (8.1–11.9) 8.6 (6.2–10.3) 4.2 (3.4–5.0) 18.4 (10.6–19.3)
Relative sag amplitude 0.175 (0.160–0.216) 0.687 (0.560–0.695) 0.445 (0.382–0.644) 0.074 (0.021–0.138)
Peak delay (ms) 44.7 (39.9–49.2) 36.8 (32.0–60.2) 92.3 (69.5–107.0) 74.0 (67.6–80.4)*

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Inferred neuron-electrophysiology data values

Neuron Type Neuron Description Ephys Prop Extracted Value Standardized Value Content Source
Hippocampus CA1 oriens lacunosum moleculare neuron cell capacitance (pF) 181.0 (12) 218.0 (pF) Data Table
Other hippocampus CA1 perisomatic region-targeting fast-spiking interneuron cell capacitance (pF) 106.0 (7) 119.0 (pF) Data Table
Hippocampus CA1 pyramidal cell membrane time constant (ms) 16.6 (19) 17.5 (ms) Data Table
Other hippocampus CA1 oriens-radiatum cell membrane time constant (ms) 18.5 (11) 18.5 (ms) Data Table
Hippocampus CA1 oriens lacunosum moleculare neuron membrane time constant (ms) 37.7 (12) 41.5 (ms) Data Table
Other hippocampus CA1 perisomatic region-targeting fast-spiking interneuron membrane time constant (ms) 8.7 (7) 12.0 (ms) Data Table
Hippocampus CA1 pyramidal cell sag ratio 0.175 (19) 0.825 (ratio) Data Table
Other hippocampus CA1 oriens-radiatum cell sag ratio 0.687 (11) 0.687 (ratio) Data Table
Hippocampus CA1 oriens lacunosum moleculare neuron sag ratio 0.445 (12) 0.555 (ratio) Data Table
Other hippocampus CA1 perisomatic region-targeting fast-spiking interneuron sag ratio 0.074 (7) 0.926 (ratio) Data Table
Hippocampus CA1 pyramidal cell first spike latency (ms) 44.7 (19) 44.7 (ms) Data Table
Other hippocampus CA1 oriens-radiatum cell first spike latency (ms) 36.8 (11) 36.8 (ms) Data Table
Hippocampus CA1 pyramidal cell input resistance (MΩ) 101.0 (19) 116.0 (MΩ) Data Table
Hippocampus CA1 oriens lacunosum moleculare neuron first spike latency (ms) 92.3 (12) 92.3 (ms) Data Table
Other hippocampus CA1 perisomatic region-targeting fast-spiking interneuron first spike latency (ms) 74.0 (7) 74.0 (ms) Data Table
Other hippocampus CA1 oriens-radiatum cell input resistance (MΩ) 144.0 (11) 144.0 (MΩ) Data Table
Hippocampus CA1 oriens lacunosum moleculare neuron input resistance (MΩ) 197.0 (12) 204.0 (MΩ) Data Table
Other hippocampus CA1 perisomatic region-targeting fast-spiking interneuron input resistance (MΩ) 117.0 (7) 168.0 (MΩ) Data Table
Hippocampus CA1 pyramidal cell cell capacitance (pF) 155.0 (19) 175.0 (pF) Data Table
Other hippocampus CA1 oriens-radiatum cell cell capacitance (pF) 97.0 (11) 97.0 (pF) Data Table