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Article: Electrophysiological evidence of monosynaptic excitatory transmission between granule cells after seizure-induced mossy fiber sprouting.

Full Text (publisher's website) ; Article Metadata ; Article Data (extracted)
Scharfman HE; Sollas AL; Berger RE; Goodman JH
J. Neurophysiol., 2003



TABLE 2.Membrane properties of pre- and postsynaptic granule cells
Action Potential

Resting Potential (mV)
Input Resistance (Mohms)
Time Constant (ms)
Amplitude (mV)
Duration (ms)
Half-width (ms)
Presynaptic
    Mean 72.8 47.5 7.83 101.2 1.98 0.183
    SE 2.0 2.1 0.70 1.4 0.05 0.015
    n 6 6 6 6 6 6
Postsynaptic
    Mean 71.3 53.3 8.50 99.2 1.94 0.190
    SE 1.8 3.1 0.76 2.4 0.67 0.094
    n
 6
6
6
6
6
6
Values are listed as mean ± SE and n = sample size. Membrane properties of the granule cells that were monosynaptically connected. Characteristics of action potentials that were measured were the amplitude, duration and half-width. For measurements of membrane properties, see METHODS.

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Inferred neuron-electrophysiology data values

Neuron Type Neuron Description Ephys Prop Extracted Value Standardized Value Content Source
Dentate gyrus granule cell Hippocampus dentate gyrus presynaptic granule cell resting membrane potential (mV) 72.8 (6) -72.8 (mV) Data Table
Dentate gyrus granule cell Hippocampus dentate gyrus presynaptic granule cell input resistance (Mohms) 47.5 (6) 47.5 (MΩ) Data Table
Dentate gyrus granule cell Hippocampus dentate gyrus presynaptic granule cell membrane time constant (ms) 7.83 (6) 7.83 (ms) Data Table
Dentate gyrus granule cell Hippocampus dentate gyrus presynaptic granule cell spike amplitude from resting (mV) 101.2 (6) 101.2 (mV) Data Table
Dentate gyrus granule cell Hippocampus dentate gyrus presynaptic granule cell spike width (ms) 1.98 (6) 1.98 (ms) Data Table
Dentate gyrus granule cell Hippocampus dentate gyrus presynaptic granule cell spike half-width (ms) 0.183 (6) 0.183 (ms) Data Table
Dentate gyrus granule cell Hippocampus dentate gyrus postsynaptic granule cell resting membrane potential (mV) 71.3 (6) -71.3 (mV) Data Table
Dentate gyrus granule cell Hippocampus dentate gyrus postsynaptic granule cell input resistance (Mohms) 53.3 (6) 53.3 (MΩ) Data Table
Dentate gyrus granule cell Hippocampus dentate gyrus postsynaptic granule cell membrane time constant (ms) 8.5 (6) 8.5 (ms) Data Table
Dentate gyrus granule cell Hippocampus dentate gyrus postsynaptic granule cell spike amplitude from resting (mV) 99.2 (6) 99.2 (mV) Data Table
Dentate gyrus granule cell Hippocampus dentate gyrus postsynaptic granule cell spike width (ms) 1.94 (6) 1.94 (ms) Data Table
Dentate gyrus granule cell Hippocampus dentate gyrus postsynaptic granule cell spike half-width (ms) 0.19 (6) 0.19 (ms) Data Table