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Article: Hippocampal pyramidal neurons comprise two distinct cell types that are countermodulated by metabotropic receptors.

Full Text (publisher's website) ; Article Metadata ; Article Data (extracted)
Graves AR; Moore SJ; Bloss EB; Mensh BD; Kath WL; Spruston N
Neuron, 2012


Table 1Properties of Hippocampal Pyramidal Cells
Regular SpikingBurstingp Value
Electrophysiology
RN55.0 ± 3.1 MΩ33.7 ± 2.0 MΩ<0.001
Sag ratio0.84 ± 0.020.74 ± 0.02<0.001
Subthreshold dV/dt2.61mV/ms ± 0.53mV/ms4.39mV/ms ± 0.49mV/ms<0.001
ADP amplitude17.9mV ± 1.3mV22.2mV ± 0.9mV<0.001
Second spike threshold−40.8mV ± 0.7mV−45.1mV ± 0.9mV<0.001
Max second falling dV/dt−56mV/ms ± 3mV/ms−65mV/ms ± 3mV/ms<0.01
Max second rising dV/dt240mV/ms ± 24mV/ms272mV/ms ± 22mV/ms<0.05
First spike FWHM0.87 ± 0.01 ms0.82 ± 0.02 ms<0.05
Resting membrane potential−65.8mV ± 0.7mV−66.2mV ± 0.4mVn.s.
First spike threshold−53.1mV ± 1.0mV−52.4mV ± 0.6mVn.s.
Max first spike rising dV/dt460mV/ms ± 21mV/ms488mV/ms ± 21mV/msn.s.
Max first spike falling dV/dt−106mV/ms ± 4mV/ms−113mV/ms ± 5mV/msn.s.
Second spike FWHM1.18 ± 0.03 ms1.14 ± 0.04 msn.s.
First spike height92.0mV ± 1.5mV90.3mV ± 1.6mVn.s.
Second spike height71.3mV ± 3.0mV70.0mV ± 2.3mVn.s.
AHP amplitude−1.29mV ± 0.25mV−1.39mV ± 0.31mVn.s.
Morphology
Total tuft dendrite length1.39 ± 0.02 mm1.49 ± 0.03 mm<0.01
Total basal dendrite length3.89 ± 0.26 mm3.08 ± 0.17 mm<0.01
Basal branching order4.40 ± 0.263.29 ± 0.23<0.01
Distance to main bifurcation193.8 ± 19.3 μm264.4 ± 22.8 μm<0.05
Basal branch points50.1 ± 3.840.9 ± 3.1<0.05
Tuft branch points33.7 ± 2.841.6 ± 3.3<0.05
Apical branching order4.91 ± 0.727.93 ± 1.48<0.05
Proximal apical dendrite length1.76 ± 0.21 mm1.35 ± 0.14 mmn.s.
Middle apical dendrite length1.67 ± 0.28 mm1.48 ± 0.16 mmn.s.
Proximal apical branching order5.53 ± 0.474.98 ± 0.36n.s.
Middle apical branching order4.81 ± 0.324.16 ± 0.40n.s.
Proximal apical branch points25.0 ± 3.428.0 ± 2.6n.s.
Middle apical branch points33.7 ± 1.934.6 ± 3.2n.s.
Basal branches off soma3.90 ± 0.473.65 ± 0.39n.s.
Mean ± SEM for all values. Electrophysiology, n = 268; morphology, n = 110.

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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 Hippocampus CA1 and subiculum regular spiking pyramidal neurons sag ratio 0.84 ± 0.02 (268) 0.84 (ratio) Data Table
Hippocampus CA1 pyramidal cell Hippocampus CA1 and subiculum bursting pyramidal neurons sag ratio 0.74 ± 0.02 (268) 0.74 (ratio) Data Table
Hippocampus CA1 pyramidal cell Hippocampus CA1 and subiculum regular spiking pyramidal neurons other (dV/dt) 2.61 ± 0.53 (268) 2.61 (None) Data Table
Hippocampus CA1 pyramidal cell Hippocampus CA1 and subiculum bursting pyramidal neurons other (dV/dt) 4.39 ± 0.49 (268) 4.39 (None) Data Table
Hippocampus CA1 pyramidal cell Hippocampus CA1 and subiculum regular spiking pyramidal neurons ADP duration 17.9 ± 1.3 (268) -- Data Table
Hippocampus CA1 pyramidal cell Hippocampus CA1 and subiculum bursting pyramidal neurons ADP duration 22.2 ± 0.9 (268) -- Data Table
Hippocampus CA1 pyramidal cell Hippocampus CA1 and subiculum regular spiking pyramidal neurons spike half-width (FWHM) 0.87 ± 0.01 (268) 0.87 (ms) Data Table
Hippocampus CA1 pyramidal cell Hippocampus CA1 and subiculum bursting pyramidal neurons spike half-width (FWHM) 0.82 ± 0.02 (268) 0.82 (ms) Data Table
Hippocampus CA1 pyramidal cell Hippocampus CA1 and subiculum regular spiking pyramidal neurons resting membrane potential -65.8 ± 0.7 (268) -65.8 (mV) Data Table
Hippocampus CA1 pyramidal cell Hippocampus CA1 and subiculum bursting pyramidal neurons resting membrane potential -66.2 ± 0.4 (268) -66.2 (mV) Data Table
Hippocampus CA1 pyramidal cell Hippocampus CA1 and subiculum regular spiking pyramidal neurons spike threshold -53.1 ± 1.0 (268) -53.1 (mV) Data Table
Hippocampus CA1 pyramidal cell Hippocampus CA1 and subiculum bursting pyramidal neurons spike threshold -52.4 ± 0.6 (268) -52.4 (mV) Data Table
Hippocampus CA1 pyramidal cell Hippocampus CA1 and subiculum regular spiking pyramidal neurons spike max rise slope (dV/dt) 460.0 ± 21.0 (268) -- Data Table
Hippocampus CA1 pyramidal cell Hippocampus CA1 and subiculum bursting pyramidal neurons spike max rise slope (dV/dt) 488.0 ± 21.0 (268) -- Data Table
Hippocampus CA1 pyramidal cell Hippocampus CA1 and subiculum regular spiking pyramidal neurons spike max decay slope (dV/dt) -106.0 ± 4.0 (268) -- Data Table
Hippocampus CA1 pyramidal cell Hippocampus CA1 and subiculum bursting pyramidal neurons spike max decay slope (dV/dt) -113.0 ± 5.0 (268) -- Data Table
Hippocampus CA1 pyramidal cell Hippocampus CA1 and subiculum regular spiking pyramidal neurons spike amplitude 92.0 ± 1.5 (268) 92.0 (mV) Data Table
Hippocampus CA1 pyramidal cell Hippocampus CA1 and subiculum bursting pyramidal neurons spike amplitude 90.3 ± 1.6 (268) 90.3 (mV) Data Table
Hippocampus CA1 pyramidal cell Hippocampus CA1 and subiculum regular spiking pyramidal neurons AHP amplitude -1.29 ± 0.25 (268) 1.29 (mV) Data Table
Hippocampus CA1 pyramidal cell Hippocampus CA1 and subiculum bursting pyramidal neurons AHP amplitude -1.39 ± 0.31 (268) 1.39 (mV) Data Table
Hippocampus CA1 pyramidal cell Hippocampus CA1 and subiculum regular spiking pyramidal neurons input resistance 55.0 ± 3.1 (268) 55.0 (MΩ) Data Table
Hippocampus CA1 pyramidal cell Hippocampus CA1 and subiculum bursting pyramidal neurons input resistance 33.7 ± 2.0 (268) 33.7 (MΩ) Data Table