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Article: Altered intrinsic excitability of hippocampal CA1 pyramidal neurons in aged PDAPP mice.

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Tamagnini F; Novelia J; Kerrigan TL; Brown JT; Tsaneva-Atanasova K; Randall AD
Front Cell Neurosci, 2015


Action potential properties of CA1 pyramidal neurons in hippocampal slices from 20 to 23 month old PDAPP mice and age-matched WT littermate controls.

WT n = 27 PDAPP n = 30
Property Average SEM Average SEM p
AP_peak (mV) 25.05 1.53 20.24 1.71 0.04
AP_width (ms) 0.83 0.03 0.74 0.03 0.04
AP_thres (mV) -58.64 0.81 -58.46 0.90 0.88
AP_max_dvdt (Vs-1) 371.43 17.43 335.21 15.73 0.13
AP_AHP (mV) 2.46 0.28 4.62 0.80 0.02

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Inferred neuron-electrophysiology data values

Neuron Type Neuron Description Ephys Prop Extracted Value Standardized Value Content Source
Hippocampus CA1 pyramidal cell spike threshold (mV) -58.64 (27) -58.64 (mV) Data Table
Hippocampus CA1 pyramidal cell spike peak (mV) 25.05 (27) 25.05 (mV) Data Table
Hippocampus CA1 pyramidal cell spike max rise slope 371.43 (27) 371.43 (mV/ms) Data Table
Hippocampus CA1 pyramidal cell AHP amplitude (mV) 2.46 (27) 2.46 (mV) Data Table
Hippocampus CA1 pyramidal cell spike half-width (ms) 0.83 (27) 0.83 (ms) Data Table