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Article: Dendritic inhibition provided by interneuron-specific cells controls the firing rate and timing of the hippocampal feedback inhibitory circuitry.

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Tyan L; Chamberland S; Magnin E; Camiré O; Francavilla R; David LS; Deisseroth K; Topolnik L
J. Neurosci., 2014


Table 1.

Membrane and neurochemical properties of IS-3 versus BC

BC IS3
Resting membrane potential (mV) -63.55 ± 1.6* (n = 10) -74.2 ± 0.7 (n = 9)
Input resistance (MΩ) 251.4 ± 50.1*** (n = 10) 496.9 ± 28.6 (n = 46)
Membrane capacitance (pF) 49.7 ± 4.7* (n = 10) 38.5 ± 2 (n = 45)
Rheobase (pA) 70 ± 11.3 (n = 6) 42.8 ± 8 (n = 23)
AP threshold (mV) -43.25 ± 2.4 (n = 6) -44.6 ± 1.4 (n = 23)
AP amplitude (mV) 80.4 ± 6.1 (n = 6) 86.3 ± 2.2 (n = 23)
AP duration (ms) 1.02 ± 0.05 (n = 6) 1.1 ± 0.06 (n = 23)
Ratio of the last and first interspike intervals 4.05 ± 0.4 (n = 6) 3.16 ± 0.9 (n = 8)
Maximal firing frequency (Hz) 156 ± 17 (n = 6) 171 ± 17 (n = 8)
Calretinin - +
Somatostatin - -
Muscarinic receptor 2 NT -
Cholecystokinin + -
Neuropeptide Y - -
  • NT, Not tested.

  • *p < 0.05;

  • **p < 0.01;

  • ***p < 0.001.


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Inferred neuron-electrophysiology data values

Neuron Type Neuron Description Ephys Prop Extracted Value Standardized Value Content Source
Hippocampus CA1 basket cell hippocampus CA1 vasoactive intestinal polypeptide expressing Cck-expressing basket cells rheobase (pA) 70.0 ± 11.3 (6) 70.0 (pA) Data Table
Hippocampus CA1 IS-I neuron hippocampus CA1 type 3 vasoactive intestinal polypeptide expressing calretinin expressing interneurons rheobase (pA) 42.8 ± 8.0 (23) 42.8 (pA) Data Table
Hippocampus CA1 basket cell hippocampus CA1 vasoactive intestinal polypeptide expressing Cck-expressing basket cells spike threshold (mV) -43.25 ± 2.4 (6) -43.25 (mV) Data Table
Hippocampus CA1 IS-I neuron hippocampus CA1 type 3 vasoactive intestinal polypeptide expressing calretinin expressing interneurons spike threshold (mV) -44.6 ± 1.4 (23) -44.6 (mV) Data Table
Hippocampus CA1 basket cell hippocampus CA1 vasoactive intestinal polypeptide expressing Cck-expressing basket cells spike amplitude (mV) 80.4 ± 6.1 (6) 80.4 (mV) Data Table
Hippocampus CA1 IS-I neuron hippocampus CA1 type 3 vasoactive intestinal polypeptide expressing calretinin expressing interneurons spike amplitude (mV) 86.3 ± 2.2 (23) 86.3 (mV) Data Table
Hippocampus CA1 basket cell hippocampus CA1 vasoactive intestinal polypeptide expressing Cck-expressing basket cells resting membrane potential (mV) -63.55 ± 1.6 (10) -63.55 (mV) Data Table
Hippocampus CA1 basket cell hippocampus CA1 vasoactive intestinal polypeptide expressing Cck-expressing basket cells spike half-width (ms) 1.02 ± 0.05 (6) 1.02 (ms) Data Table
Hippocampus CA1 IS-I neuron hippocampus CA1 type 3 vasoactive intestinal polypeptide expressing calretinin expressing interneurons spike half-width (ms) 1.1 ± 0.06 (23) 1.1 (ms) Data Table
Hippocampus CA1 basket cell hippocampus CA1 vasoactive intestinal polypeptide expressing Cck-expressing basket cells adaptation ratio (last/first ISI) 4.05 ± 0.4 (6) 4.05 (ratio) Data Table
Hippocampus CA1 IS-I neuron hippocampus CA1 type 3 vasoactive intestinal polypeptide expressing calretinin expressing interneurons adaptation ratio (last/first ISI) 3.16 ± 0.9 (8) 3.16 (ratio) Data Table
Hippocampus CA1 basket cell hippocampus CA1 vasoactive intestinal polypeptide expressing Cck-expressing basket cells maximum firing rate (Hz) 156.0 ± 17.0 (6) 156.0 (Hz) Data Table
Hippocampus CA1 IS-I neuron hippocampus CA1 type 3 vasoactive intestinal polypeptide expressing calretinin expressing interneurons maximum firing rate (Hz) 171.0 ± 17.0 (8) 171.0 (Hz) Data Table
Hippocampus CA1 IS-I neuron hippocampus CA1 type 3 vasoactive intestinal polypeptide expressing calretinin expressing interneurons resting membrane potential (mV) -74.2 ± 0.7 (9) -74.2 (mV) Data Table
Hippocampus CA1 basket cell hippocampus CA1 vasoactive intestinal polypeptide expressing Cck-expressing basket cells input resistance (MΩ) 251.4 ± 50.1 (10) 251.4 (MΩ) Data Table
Hippocampus CA1 IS-I neuron hippocampus CA1 type 3 vasoactive intestinal polypeptide expressing calretinin expressing interneurons input resistance (MΩ) 496.9 ± 28.6 (46) 496.9 (MΩ) Data Table
Hippocampus CA1 basket cell hippocampus CA1 vasoactive intestinal polypeptide expressing Cck-expressing basket cells cell capacitance (pF) 49.7 ± 4.7 (10) 49.7 (pF) Data Table
Hippocampus CA1 IS-I neuron hippocampus CA1 type 3 vasoactive intestinal polypeptide expressing calretinin expressing interneurons cell capacitance (pF) 38.5 ± 2.0 (45) 38.5 (pF) Data Table