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Article: Receptor subtype-specific modulation by dopamine of glutamatergic responses in striatal medium spiny neurons.

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Lin JY; Dubey R; Funk GD; Lipski J
Brain Res., 2003


Table 1Electrophysiological properties of tested striatal neurons
Putative mediumPutative parvalbumin-Putative aspiny
spiny neuronsexpressing aspinycholinergic
(n=107)interneurons (n=9)interneurons (n=12)
Membrane potential (mV)−60.7±1.5−64.8±4.5−59.4±3.3
Membrane capacitance (pF)9.9±0.38.2±0.721.6±1.1**
AP threshold (mV)−56.3±0.6−55.9±2.5−51.8±2.6*
AHP peak amplitude (mV)−78.2±0.5−104±1.9−73.3±1.5**
Time to peak of AHP (msec)11.86±0.671.72±0.1022.67±2.94
AP width at half amplitude (msec)1.60±0.040.77±0.041.82±0.16**
Significance tested with two tailed Student’s t-test. * and ** indicate P<0.05 and <0.01, between medium spiny neurons and cholinergic interneurons, respectively. AP–action potential; AHP–afterhyperpolarisation.

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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 Dorsal striatum medium spiny GABAergic neuron resting membrane potential (mV) -60.7 ± 1.5 (107) -60.7 (mV) Data Table
Neostriatum gabaergic interneuron Dorsal striatum aspiny parvalbumin-expressing interneuron resting membrane potential (mV) -64.8 ± 4.5 (9) -64.8 (mV) Data Table
Neostriatum cholinergic cell Dorsal striatum aspiny cholinergic interneuron resting membrane potential (mV) -59.4 ± 3.3 (12) -59.4 (mV) Data Table
Neostriatum medium spiny neuron Dorsal striatum medium spiny GABAergic neuron cell capacitance (pF) 9.9 ± 0.3 (107) 9.9 (pF) Data Table
Neostriatum gabaergic interneuron Dorsal striatum aspiny parvalbumin-expressing interneuron cell capacitance (pF) 8.2 ± 0.7 (9) 8.2 (pF) Data Table
Neostriatum cholinergic cell Dorsal striatum aspiny cholinergic interneuron cell capacitance (pF) 21.6 ± 1.1 (12) 21.6 (pF) Data Table
Neostriatum medium spiny neuron Dorsal striatum medium spiny GABAergic neuron spike threshold (mV) -56.3 ± 0.6 (107) -56.3 (mV) Data Table
Neostriatum gabaergic interneuron Dorsal striatum aspiny parvalbumin-expressing interneuron spike threshold (mV) -55.9 ± 2.5 (9) -55.9 (mV) Data Table
Neostriatum cholinergic cell Dorsal striatum aspiny cholinergic interneuron spike threshold (mV) -51.8 ± 2.6 (12) -51.8 (mV) Data Table
Neostriatum medium spiny neuron Dorsal striatum medium spiny GABAergic neuron AHP voltage (mV) -78.2 ± 0.5 (107) -78.2 (mV) Data Table
Neostriatum gabaergic interneuron Dorsal striatum aspiny parvalbumin-expressing interneuron AHP voltage (mV) -104.0 ± 1.9 (9) -104.0 (mV) Data Table
Neostriatum cholinergic cell Dorsal striatum aspiny cholinergic interneuron AHP voltage (mV) -73.3 ± 1.5 (12) -73.3 (mV) Data Table
Neostriatum medium spiny neuron Dorsal striatum medium spiny GABAergic neuron AHP duration (msec) 11.86 ± 0.67 (107) 11.86 (ms) Data Table
Neostriatum gabaergic interneuron Dorsal striatum aspiny parvalbumin-expressing interneuron AHP duration (msec) 1.72 ± 0.1 (9) 1.72 (ms) Data Table
Neostriatum cholinergic cell Dorsal striatum aspiny cholinergic interneuron AHP duration (msec) 22.67 ± 2.94 (12) 22.67 (ms) Data Table
Neostriatum medium spiny neuron Dorsal striatum medium spiny GABAergic neuron spike half-width (msec) 1.6 ± 0.04 (107) 1.6 (ms) Data Table
Neostriatum gabaergic interneuron Dorsal striatum aspiny parvalbumin-expressing interneuron spike half-width (msec) 0.77 ± 0.04 (9) 0.77 (ms) Data Table
Neostriatum cholinergic cell Dorsal striatum aspiny cholinergic interneuron spike half-width (msec) 1.82 ± 0.16 (12) 1.82 (ms) Data Table