AboutNeuron TypesElectrophysiology PropertiesArticlesFAQsData/APIGet Involved

Article: The corticostriatal input to giant aspiny interneurons in the rat: a candidate pathway for synchronising the response to reward-related cues.

Full Text (publisher's website) ; Article Metadata ; Article Data (extracted)
Reynolds JN; Wickens JR
Brain Res., 2004


Table 1Comparison of cellular properties of giant aspiny interneurons with spiny projection neurons recorded in vivo
Cellular propertyGiant aspiny interneurons (n=13)Spiny projection neurons (n=13)
Firing propertiesRate (Hz)3.0±1.5*1.5±2.0
Predominant patterntonicphasic
Action potentialsFiring threshold (mV)−53.1±4.6−51.7±3.7
Duration (ms)0.76±0.16 **0.58±0.12
Amplitude (mV)72.3±9.3 *81.6±11.7
AHP amplitude (mV)7.1±3.09.2±2.7
Response to current injectionHyperpolarisation-induced sagyesno
Input resistance (MΩ)31.1±13.637.2±9.6
Membrane potential fluctuationsAverage hyperpolarised potential (μ1; mV)−58.9±5.2 ***−86.5±4.9
Average depolarised potential (μ2; mV)−56.7±5.2 ***−68.3±7.6
All measurements were made without the injection of holding current. Values are mean±S.D. Significant differences between giant aspiny interneurons and spiny projection neurons were indicated by * (p<0.05), ** (p<0.01), *** (p<0.001).

Report miscurated data

Inferred neuron-electrophysiology data values

Neuron Type Neuron Description Ephys Prop Extracted Value Standardized Value Content Source
Neostriatum cholinergic cell Striatal Giant Aspiny Interneurons spike threshold (mV) -53.1 ± 4.6 (13) -53.1 (mV) Data Table
Neostriatum medium spiny neuron spike threshold (mV) -51.7 ± 3.7 (13) -51.7 (mV) Data Table
Neostriatum cholinergic cell Striatal Giant Aspiny Interneurons spike half-width (ms) 0.76 ± 0.16 (13) 0.76 (ms) Data Table
Neostriatum medium spiny neuron spike half-width (ms) 0.58 ± 0.12 (13) 0.58 (ms) Data Table
Neostriatum cholinergic cell Striatal Giant Aspiny Interneurons spike amplitude (mV) 72.3 ± 9.3 (13) 72.3 (mV) Data Table
Neostriatum medium spiny neuron spike amplitude (mV) 81.6 ± 11.7 (13) 81.6 (mV) Data Table
Neostriatum cholinergic cell Striatal Giant Aspiny Interneurons AHP amplitude (mV) 7.1 ± 3.0 (13) 7.1 (mV) Data Table
Neostriatum medium spiny neuron AHP amplitude (mV) 9.2 ± 2.7 (13) 9.2 (mV) Data Table
Neostriatum cholinergic cell Striatal Giant Aspiny Interneurons input resistance (MΩ) 31.1 ± 13.6 (13) 31.1 (MΩ) Data Table
Neostriatum medium spiny neuron input resistance (MΩ) 37.2 ± 9.6 (13) 37.2 (MΩ) Data Table
Neostriatum cholinergic cell Striatal Giant Aspiny Interneurons resting membrane potential -58.9 ± 5.2 (13) -58.9 (mV) Data Table
Neostriatum medium spiny neuron resting membrane potential -86.5 ± 4.9 (13) -86.5 (mV) Data Table
Neostriatum cholinergic cell Striatal Giant Aspiny Interneurons spontaneous firing rate (Hz) 3.0 ± 1.5 (13) 3.0 (Hz) Data Table
Neostriatum medium spiny neuron spontaneous firing rate (Hz) 1.5 ± 2.0 (13) 1.5 (Hz) Data Table