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Article: Adult-like action potential properties and abundant GABAergic synaptic responses in amygdala neurons from newborn marmosets.

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Yamada D; Miyajima M; Ishibashi H; Wada K; Seki K; Sekiguchi M
J. Physiol. (Lond.), 2012


Table 1.  Summary of membrane and action potential properties in marmoset BLA pyramidal neurons
Age (number)PD0–1 (4)2 week (2)4 week (1)7–14 week (4)23–33 week (4)4 year (1)
  1. (number) after ‘Age’: the number of marmoset used; (number) after values: the number of cells tested. Abbreviations: PD, postnatal day; Rin, input resistance; RMP, resting membrane potential; τ, membrane time constant. 1The number of action potentials generated in response to a 500 ms current step at an intensity corresponding to rheobase +40 pA. *P < 0.05, **P < 0.01, ***P < 0.001 vs. corresponding PD0 & 1 values (Tukey's multiple comparison test after one-way ANOVA). ††P < 0.01, †††P < 0.001 vs. a corresponding 2 week value (Tukey's multiple comparison test after one-way ANOVA).

RMP (mV)−64.9 ± 0.8 (23)−64.1 ± 0.6 (20)−66.9 ± 1.6 (7)−65.7 ± 1.0 (22)−65.3 ± 1.4 (12)−67.6 ± 2.2 (5)
R in (MΩ)  431.0 ± 30.3 (22)  213.7 ± 15.0 (18)***  111.0 ± 13.3 (7)***  105.3 ± 10.3 (20)***,††  134.3 ± 16.6 (12)***  124.3 ± 14.8 (5)***
τ (ms)   45.6 ± 2.3 (22)   30.8 ± 3.4 (11)   27.6 ± 3.9 (7)*   24.3 ± 2.9 (16)***   26.0 ± 3.5 (9)**   21.6 ± 3.5 (5)**
Action potential
 Amplitude (mV)   71.6 ± 1.2 (23)   70.8 ± 2.5 (20)   80.0 ± 2.1 (7)   79.6 ± 1.7 (22)   73.9 ± 2.3 (12)   77.8 ± 2.7 (5)
 Half-duration (ms)    1.8 ± 0.1 (23)    1.9 ± 0.1 (20)    1.4 ± 0.1 (7)*,†††    1.2 ± 0.0 (22)***,†††    1.3 ± 0.0 (12)***,†††    1.2 ± 0.0 (5)**,†††
 Threshold (mV)−38.7 ± 0.7 (23)−40.9 ± 1.3 (20)−45.8 ± 1.2 (7)−42.0 ± 1.2 (22)−40.3 ± 1.9 (12)−42.6 ± 1.3 (5)
 Number/500 ms1    5.5 ± 0.4 (23)    5.4 ± 0.4 (20)    5.4 ± 1.0 (7)    5.2 ± 0.5 (22)    5.2 ± 0.7 (12)    4.0 ± 0.4 (5)

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Inferred neuron-electrophysiology data values

Neuron Type Neuron Description Ephys Prop Extracted Value Standardized Value Content Source
Amygdala basolateral nucleus pyramidal neuron input resistance (MΩ) 431.0 ± 30.3 (22) 431.0 (MΩ) Data Table
Amygdala basolateral nucleus pyramidal neuron input resistance (MΩ) 213.7 ± 15.0 (18) 213.7 (MΩ) Data Table
Amygdala basolateral nucleus pyramidal neuron input resistance (MΩ) 111.0 ± 13.3 (7) 111.0 (MΩ) Data Table
Amygdala basolateral nucleus pyramidal neuron input resistance (MΩ) 105.3 ± 10.3 (20) 105.3 (MΩ) Data Table
Amygdala basolateral nucleus pyramidal neuron input resistance (MΩ) 134.3 ± 16.6 (12) 134.3 (MΩ) Data Table
Amygdala basolateral nucleus pyramidal neuron input resistance (MΩ) 124.3 ± 14.8 (5) 124.3 (MΩ) Data Table
Amygdala basolateral nucleus pyramidal neuron membrane time constant (ms) 45.6 ± 2.3 (22) 45.6 (ms) Data Table
Amygdala basolateral nucleus pyramidal neuron membrane time constant (ms) 30.8 ± 3.4 (11) 30.8 (ms) Data Table
Amygdala basolateral nucleus pyramidal neuron membrane time constant (ms) 27.6 ± 3.9 (7) 27.6 (ms) Data Table
Amygdala basolateral nucleus pyramidal neuron membrane time constant (ms) 24.3 ± 2.9 (16) 24.3 (ms) Data Table
Amygdala basolateral nucleus pyramidal neuron membrane time constant (ms) 26.0 ± 3.5 (9) 26.0 (ms) Data Table
Amygdala basolateral nucleus pyramidal neuron membrane time constant (ms) 21.6 ± 3.5 (5) 21.6 (ms) Data Table
Amygdala basolateral nucleus pyramidal neuron spike amplitude (mV) 71.6 ± 1.2 (23) 71.6 (mV) Data Table
Amygdala basolateral nucleus pyramidal neuron spike amplitude (mV) 70.8 ± 2.5 (20) 70.8 (mV) Data Table
Amygdala basolateral nucleus pyramidal neuron spike amplitude (mV) 80.0 ± 2.1 (7) 80.0 (mV) Data Table
Amygdala basolateral nucleus pyramidal neuron spike amplitude (mV) 79.6 ± 1.7 (22) 79.6 (mV) Data Table
Amygdala basolateral nucleus pyramidal neuron spike amplitude (mV) 73.9 ± 2.3 (12) 73.9 (mV) Data Table
Amygdala basolateral nucleus pyramidal neuron resting membrane potential (mV) -64.9 ± 0.8 (23) -64.9 (mV) Data Table
Amygdala basolateral nucleus pyramidal neuron spike amplitude (mV) 77.8 ± 2.7 (5) 77.8 (mV) Data Table
Amygdala basolateral nucleus pyramidal neuron spike half-width (ms) 1.8 ± 0.1 (23) 1.8 (ms) Data Table
Amygdala basolateral nucleus pyramidal neuron spike half-width (ms) 1.9 ± 0.1 (20) 1.9 (ms) Data Table
Amygdala basolateral nucleus pyramidal neuron spike half-width (ms) 1.4 ± 0.1 (7) 1.4 (ms) Data Table
Amygdala basolateral nucleus pyramidal neuron spike half-width (ms) 1.2 (22) 1.2 (ms) Data Table
Amygdala basolateral nucleus pyramidal neuron spike half-width (ms) 1.3 (12) 1.3 (ms) Data Table
Amygdala basolateral nucleus pyramidal neuron spike half-width (ms) 1.2 (5) 1.2 (ms) Data Table
Amygdala basolateral nucleus pyramidal neuron spike threshold (mV) -38.7 ± 0.7 (23) -38.7 (mV) Data Table
Amygdala basolateral nucleus pyramidal neuron resting membrane potential (mV) -64.1 ± 0.6 (20) -64.1 (mV) Data Table
Amygdala basolateral nucleus pyramidal neuron spike threshold (mV) -40.9 ± 1.3 (20) -40.9 (mV) Data Table
Amygdala basolateral nucleus pyramidal neuron spike threshold (mV) -45.8 ± 1.2 (7) -45.8 (mV) Data Table
Amygdala basolateral nucleus pyramidal neuron spike threshold (mV) -42.0 ± 1.2 (22) -42.0 (mV) Data Table
Amygdala basolateral nucleus pyramidal neuron spike threshold (mV) -40.3 ± 1.9 (12) -40.3 (mV) Data Table
Amygdala basolateral nucleus pyramidal neuron spike threshold (mV) -42.6 ± 1.3 (5) -42.6 (mV) Data Table
Amygdala basolateral nucleus pyramidal neuron resting membrane potential (mV) -66.9 ± 1.6 (7) -66.9 (mV) Data Table
Amygdala basolateral nucleus pyramidal neuron resting membrane potential (mV) -65.7 ± 1.0 (22) -65.7 (mV) Data Table
Amygdala basolateral nucleus pyramidal neuron resting membrane potential (mV) -65.3 ± 1.4 (12) -65.3 (mV) Data Table
Amygdala basolateral nucleus pyramidal neuron resting membrane potential (mV) -67.6 ± 2.2 (5) -67.6 (mV) Data Table