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Article: Heterogeneity of spike frequency adaptation among medium spiny neurones from the rat striatum.

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Venance L; Glowinski J
Neuroscience, 2003


Table 1Passive and active membrane properties of striatal neurones: MSNs, FS and LA interneuronesa
MSNs (n=139)Non-adapting MSNs (n=100)Adapting MSNs (n=39)Non-adapting versus adapting MSNsStriatal FS interneurones (n=7)Striatal LA interneurones (n=11)
Passive membrane properties
RMP, mV−85.8±0.5−85.8±0.7−86.0±0.8n.s.−77.0±1.0−63.1±3.3
Rin, MΩ38.3±1.438.5±1.737.8±2.7n.s.167.2±11.9205.0±12.0
τ, ms32.9±0.937.4±1.227.9±0.9<0.000154.7±2.825.5±2.3
Action potentials properties
AP threshold, mV−54.0±0.5−55.8±0.7−52.2±0.7<0.0001n.d.−42.0±1.3
AP amplitude, mV60.6±0.762.9±0.856.0±1.3<0.000161.2±0.565.1±0.9
AP half-amplitude, mV46.7±0.647.4±0.745.6±1.3n.s.49.7±0.451.4±1.4
AP duration, ms4.4±0.14.3±0.154.4±0.3n.s.1.0±0.023.1±0.18
Half amplitude duration, ms1.0±0.041.0±0.050.9±0.07n.s.0.19±0.010.78±0.09
Rise (dV/dt), mV·ms−152.9±2.155.7±2.748.1±2.9n.s.123.6±4.775.4±6.3
Decay (dV/dt), mV·ms−18.8±0.49.0±0.58.5±0.6n.s.48.7±2.36.6±1.6
Ratio rise/decay6.7±0.26.7±0.36.6±0.5n.s.2.6±0.114.1±1.42
f-AHP peak amplitude, mV7.3±0.27.1±0.27.8±0.5n.s.14.6±0.415.4±0.6
f-AHP time to peak, ms6.9±0.36.8±0.36.8±0.6n.s.1.1±0.112.4±1.4
f-AHP (dV/dt), mV·ms−11.41±0.081.36±0.091.58±0.18n.s.1.00±0.1613.73±1.06
s-AHP duration, ms38.5±1.937.9±2.336.8±3.2n.s.32.1±5.345.5±12.3
s-AHP (dV/dt), mV·ms−10.28±0.020.30±0.030.25±0.02n.s.0.57±0.090.44±0.26
Action potentials trains
Delay to first spike, ms324.6±22.0449.3±24.5160.6±18.6<0.0001n.d.230.8±53.2
Initial firing rate, Hz24.0±1.119.8±0.933.5±2.8<0.000162.9±2.510.1±0.6
SFA ratio1.53±0.041.07±0.012.66±0.09<0.00011.00±0.021.11±0.02
aValues are means±S.E.M. Input resistance (Rin) and membrane time constant (τ) values were measured for hyperpolarization steps of 20–30 pA. The initial firing rate, the f-AHP and s-AHP parameters concern the two first spikes and were measured when injecting 20 to 50 pA above the activation spike threshold. P<0.0001, extremely significant; n.s., not significant; n.d., not determined.

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Inferred neuron-electrophysiology data values

Neuron Type Neuron Description Ephys Prop Extracted Value Standardized Value Content Source
Neostriatum medium spiny neuron resting membrane potential (mV) -85.8 ± 0.5 (139) -85.8 (mV) Data Table
Other Neostriatum long-lasting afterhyperpolarization interneuron fast AHP duration (ms) 12.4 ± 1.4 (11) 12.4 (ms) Data Table
Neostriatum medium spiny neuron slow AHP duration (ms) 38.5 ± 1.9 (139) 38.5 (ms) Data Table
Neostriatum gabaergic interneuron Neostriatum fast-spiking interneuron slow AHP duration (ms) 32.1 ± 5.3 (7) 32.1 (ms) Data Table
Other Neostriatum long-lasting afterhyperpolarization interneuron slow AHP duration (ms) 45.5 ± 12.3 (11) 45.5 (ms) Data Table
Neostriatum medium spiny neuron first spike latency 324.6 ± 22.0 (139) 324.6 (ms) Data Table
Other Neostriatum long-lasting afterhyperpolarization interneuron first spike latency 230.8 ± 53.2 (11) 230.8 (ms) Data Table
Neostriatum medium spiny neuron firing frequency 24.0 ± 1.1 (139) 24.0 (Hz) Data Table
Neostriatum gabaergic interneuron Neostriatum fast-spiking interneuron firing frequency 62.9 ± 2.5 (7) 62.9 (Hz) Data Table
Other Neostriatum long-lasting afterhyperpolarization interneuron firing frequency 10.1 ± 0.6 (11) 10.1 (Hz) Data Table
Neostriatum medium spiny neuron adaptation ratio (last/first ISI) 1.53 ± 0.04 (139) 1.53 (ratio) Data Table
Neostriatum gabaergic interneuron Neostriatum fast-spiking interneuron resting membrane potential (mV) -77.0 ± 1.0 (7) -77.0 (mV) Data Table
Neostriatum gabaergic interneuron Neostriatum fast-spiking interneuron adaptation ratio (last/first ISI) 1.0 ± 0.02 (7) 1.0 (ratio) Data Table
Other Neostriatum long-lasting afterhyperpolarization interneuron adaptation ratio (last/first ISI) 1.11 ± 0.02 (11) 1.11 (ratio) Data Table
Other Neostriatum long-lasting afterhyperpolarization interneuron resting membrane potential (mV) -63.1 ± 3.3 (11) -63.1 (mV) Data Table
Neostriatum medium spiny neuron input resistance (MΩ) 38.3 ± 1.4 (139) 38.3 (MΩ) Data Table
Neostriatum gabaergic interneuron Neostriatum fast-spiking interneuron input resistance (MΩ) 167.2 ± 11.9 (7) 167.2 (MΩ) Data Table
Other Neostriatum long-lasting afterhyperpolarization interneuron input resistance (MΩ) 205.0 ± 12.0 (11) 205.0 (MΩ) Data Table
Neostriatum medium spiny neuron membrane time constant (ms) 32.9 ± 0.9 (139) 32.9 (ms) Data Table
Neostriatum gabaergic interneuron Neostriatum fast-spiking interneuron membrane time constant (ms) 54.7 ± 2.8 (7) 54.7 (ms) Data Table
Other Neostriatum long-lasting afterhyperpolarization interneuron membrane time constant (ms) 25.5 ± 2.3 (11) 25.5 (ms) Data Table
Neostriatum medium spiny neuron spike threshold (mV) -54.0 ± 0.5 (139) -54.0 (mV) Data Table
Other Neostriatum long-lasting afterhyperpolarization interneuron spike threshold (mV) -42.0 ± 1.3 (11) -42.0 (mV) Data Table
Neostriatum medium spiny neuron spike amplitude (mV) 60.6 ± 0.7 (139) 60.6 (mV) Data Table
Neostriatum gabaergic interneuron Neostriatum fast-spiking interneuron spike amplitude (mV) 61.2 ± 0.5 (7) 61.2 (mV) Data Table
Other Neostriatum long-lasting afterhyperpolarization interneuron spike amplitude (mV) 65.1 ± 0.9 (11) 65.1 (mV) Data Table
Neostriatum medium spiny neuron spike width (ms) 4.4 ± 0.1 (139) 4.4 (ms) Data Table
Neostriatum gabaergic interneuron Neostriatum fast-spiking interneuron spike width (ms) 1.0 ± 0.02 (7) 1.0 (ms) Data Table
Other Neostriatum long-lasting afterhyperpolarization interneuron spike width (ms) 3.1 ± 0.18 (11) 3.1 (ms) Data Table
Neostriatum medium spiny neuron spike half-width (ms) 1.0 ± 0.04 (139) 1.0 (ms) Data Table
Neostriatum gabaergic interneuron Neostriatum fast-spiking interneuron spike half-width (ms) 0.19 ± 0.01 (7) 0.19 (ms) Data Table
Other Neostriatum long-lasting afterhyperpolarization interneuron spike half-width (ms) 0.78 ± 0.09 (11) 0.78 (ms) Data Table
Neostriatum medium spiny neuron spike max rise slope (dV/dt) 52.9 ± 2.1 (139) 52.9 (mV/ms) Data Table
Neostriatum gabaergic interneuron Neostriatum fast-spiking interneuron spike max rise slope (dV/dt) 123.6 ± 4.7 (7) 123.6 (mV/ms) Data Table
Other Neostriatum long-lasting afterhyperpolarization interneuron spike max rise slope (dV/dt) 75.4 ± 6.3 (11) 75.4 (mV/ms) Data Table
Neostriatum medium spiny neuron spike max decay slope (dV/dt) 8.8 ± 0.4 (139) 8.8 (mV/ms) Data Table
Neostriatum gabaergic interneuron Neostriatum fast-spiking interneuron spike max decay slope (dV/dt) 48.7 ± 2.3 (7) 48.7 (mV/ms) Data Table
Other Neostriatum long-lasting afterhyperpolarization interneuron spike max decay slope (dV/dt) 6.6 ± 1.6 (11) 6.6 (mV/ms) Data Table
Neostriatum medium spiny neuron fast AHP amplitude (mV) 7.3 ± 0.2 (139) 7.3 (mV) Data Table
Neostriatum gabaergic interneuron Neostriatum fast-spiking interneuron fast AHP amplitude (mV) 14.6 ± 0.4 (7) 14.6 (mV) Data Table
Other Neostriatum long-lasting afterhyperpolarization interneuron fast AHP amplitude (mV) 15.4 ± 0.6 (11) 15.4 (mV) Data Table
Neostriatum medium spiny neuron fast AHP duration (ms) 6.9 ± 0.3 (139) 6.9 (ms) Data Table
Neostriatum gabaergic interneuron Neostriatum fast-spiking interneuron fast AHP duration (ms) 1.1 ± 0.1 (7) 1.1 (ms) Data Table