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Article: KChIP1 modulation of Kv4.3-mediated A-type K(+) currents and repetitive firing in hippocampal interneurons.

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Bourdeau ML; Laplante I; Laurent CE; Lacaille JC
Neuroscience, 2011


Table 1Similar action potential waveform and broadening in transfected interneurons in slice cultures
YFP/siRNA-CTL(n=6)YFP/siRNA-KChIP1(n=6)
Action potential waveforma,b
Threshold (mV)−66.9±1.9−66.0±1.3
Amplitude (mV)99.0±3.793.0±3.8
Half-width duration (ms)2.30±0.221.91±0.14
AHP amplitude (mV)10.6±2.813.9±0.7
Action potential broadeninga,c
AP #2 (relative half-width)1.19±0.041.39±0.11
AP #3 (relative half-width)1.28±0.061.60±0.20
AP #4 (relative half-width)1.35±0.081.74±0.25
AP #5 (relative half-width)1.37±0.081.84±0.30
aHolding potential: −74 mV; cells submitted to 1-s, +200 pA current injections.bProperties of the first action potentials induced. Statistical analysis indicated no significant difference (P>0.05).cHalf-width values normalized to AP #1. Statistical analysis indicated no significant difference (P>0.05).

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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 Hippocampus CA1 oriens lacunosum moleculare interneuron spike half-width (ms) 2.3 ± 0.22 (6) 2.3 (ms) Data Table
Hippocampus CA1 oriens lacunosum moleculare neuron Hippocampus CA1 oriens lacunosum moleculare interneuron AHP amplitude (mV) 10.6 ± 2.8 (6) 10.6 (mV) Data Table
Hippocampus CA1 oriens lacunosum moleculare neuron Hippocampus CA1 oriens lacunosum moleculare interneuron spike threshold (mV) -66.9 ± 1.9 (6) -66.9 (mV) Data Table
Hippocampus CA1 oriens lacunosum moleculare neuron Hippocampus CA1 oriens lacunosum moleculare interneuron spike amplitude (mV) 99.0 ± 3.7 (6) 99.0 (mV) Data Table