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AHP voltage

Common definition: Calculated as minimum voltage value during an AHP. Commonly defined using first AP in train at rheobase current.

Electrophysiological values of AHP voltage across neuron types from literature:

    Normalization criteria:
  • Values are unchanged from those reported. Refer to individual articles for definition and calculation methodology.

Neuron electrophysiology data values (Table form)

Neuron Type Neuron Description Ephys Prop Article Extracted Value Standardized Value Content Source
Cerebellum Golgi cell Cerebellum granular layer golgi cell AHP voltage Ionic mechanisms of autorhythmic firing in rat cerebellar Golgi cells. (NeuroElectro data) (PubMed) -74.9 ± 1.5 (6) -74.9 (mV) Data Table
Cerebellum Golgi cell Small cerebellum golgi cell AHP voltage Cerebellar globular cells receive monoaminergic excitation and monosynaptic inhibition from Purkinje cells. (NeuroElectro data) (PubMed) -69.5 ± 1.3 (13) -69.5 (mV) Data Table
Cerebellum granule cell AHP voltage Ionic mechanism of electroresponsiveness in cerebellar granule cells implicates the action of a persistent sodium current. (NeuroElectro data) (PubMed) -53.6 ± 5.4 (8) -53.6 (mV) Data Table
Cerebellum granule cell AHP voltage Increased excitability and altered action potential waveform in cerebellar granule neurons of the Ts65Dn mouse model of Down syndrome. (NeuroElectro data) (PubMed) -72.0 -72.0 (mV) Data Table
Cerebellum granule cell AHP voltage Ionic mechanism of electroresponsiveness in cerebellar granule cells implicates the action of a persistent sodium current. (NeuroElectro data) (PubMed) -55.0 ± 4.6 (10) -55.0 (mV) Data Table
Cerebellum granule cell AHP voltage Persistent Nav1.6 current at axon initial segments tunes spike timing of cerebellar granule cells. (NeuroElectro data) (PubMed) -71.6 ± 0.7 (23) -71.6 (mV) Data Table
Cerebellum granule cell AHP voltage Adaptive regulation of neuronal excitability by a voltage-independent potassium conductance. (NeuroElectro data) (PubMed) -67.4 ± 0.8 (25) -67.4 (mV) Data Table
Cerebellum granule cell AHP voltage Fibroblast growth factor homologous factors control neuronal excitability through modulation of voltage-gated sodium channels. (NeuroElectro data) (PubMed) -59.8 ± 7.3 (7) -59.8 (mV) Data Table
Cerebellum Lugaro cell small fusiform Lugaro cell AHP voltage Cerebellar globular cells receive monoaminergic excitation and monosynaptic inhibition from Purkinje cells. (NeuroElectro data) (PubMed) -68.3 ± 1.2 (8) -68.3 (mV) Data Table
Cerebellum Purkinje cell AHP voltage Aminopyridines correct early dysfunction and delay neurodegeneration in a mouse model of spinocerebellar ataxia type 1. (NeuroElectro data) (PubMed) -68.18 (18) -68.18 (mV) Data Table
Cerebellum Purkinje cell AHP voltage Robustness of burst firing in dissociated purkinje neurons with acute or long-term reductions in sodium conductance. (NeuroElectro data) (PubMed) -74.0 ± 2.0 -74.0 (mV) Data Table
Dorsal root ganglion cell AHP voltage Vagotomy decreases excitability in primary vagal afferent somata. (NeuroElectro data) (PubMed) -71.0 ± 0.5 (65) -71.0 (mV) Data Table
Globus pallidus, external segment neuron external globus pallidus prototypic parvalbumin-expressing cell AHP voltage Prototypic and arkypallidal neurons in the dopamine-intact external globus pallidus. (NeuroElectro data) (PubMed) -67.3 ± 2.2 (14) -67.3 (mV) Data Table
Globus pallidus, external segment neuron external globus pallidus arkypallidal FoxP2 expressing cell AHP voltage Prototypic and arkypallidal neurons in the dopamine-intact external globus pallidus. (NeuroElectro data) (PubMed) -73.3 ± 1.8 (18) -73.3 (mV) Data Table
Globus pallidus, external segment neuron external globus pallidus parvalbumin-expressing neurons projecting to subthalamic nucleus AHP voltage Parvalbumin+ Neurons and Npas1+ Neurons Are Distinct Neuron Classes in the Mouse External Globus Pallidus. (NeuroElectro data) (PubMed) -73.6 ± 1.7 (20) -73.6 (mV) Data Table
Globus pallidus, external segment neuron external globus pallidus prototypic cell AHP voltage Prototypic and arkypallidal neurons in the dopamine-intact external globus pallidus. (NeuroElectro data) (PubMed) -66.7 ± 1.8 (5) -66.7 (mV) Data Table
Globus pallidus, external segment neuron External globus pallidus Lhx6 expressing neurons AHP voltage Parvalbumin+ Neurons and Npas1+ Neurons Are Distinct Neuron Classes in the Mouse External Globus Pallidus. (NeuroElectro data) (PubMed) -68.4 ± 1.7 (15) -68.4 (mV) Data Table
Globus pallidus, external segment neuron External globus pallidus choline acetyltransferase expressing neurons AHP voltage Parvalbumin+ Neurons and Npas1+ Neurons Are Distinct Neuron Classes in the Mouse External Globus Pallidus. (NeuroElectro data) (PubMed) -66.3 ± 2.5 (13) -66.3 (mV) Data Table
Globus pallidus, external segment neuron External globus pallidus Npas1-expressing neurons projecting to striatum AHP voltage Parvalbumin+ Neurons and Npas1+ Neurons Are Distinct Neuron Classes in the Mouse External Globus Pallidus. (NeuroElectro data) (PubMed) -68.6 ± 2.4 (8) -68.6 (mV) Data Table
Hippocampus CA1 basket cell Hippocampus Ca1 cholecystokinin-expressing basket cells AHP voltage Cholinergic modulation amplifies the intrinsic oscillatory properties of CA1 hippocampal cholecystokinin-positive interneurons. (NeuroElectro data) (PubMed) -1.4 ± 0.3 -- Data Table
Hippocampus CA1 basket cell Hippocampus CA1 parvalbumin expressing basket cells AHP voltage Cholinergic modulation amplifies the intrinsic oscillatory properties of CA1 hippocampal cholecystokinin-positive interneurons. (NeuroElectro data) (PubMed) -0.2 ± 0.2 -- Data Table
Hippocampus CA1 oriens lacunosum moleculare neuron Hippocampus CA1 Cholecystokinin-expressing Schaffer collateral-associated interneuron AHP voltage Cholinergic modulation amplifies the intrinsic oscillatory properties of CA1 hippocampal cholecystokinin-positive interneurons. (NeuroElectro data) (PubMed) -1.8 ± 0.3 -- Data Table
Hypothalamus oxytocin neuroendocrine magnocellular cell AHP voltage Excitatory role of the hyperpolarization-activated inward current in phasic and tonic firing of rat supraoptic neurons. (NeuroElectro data) (PubMed) -70.7 ± 3.7 (5) -70.7 (mV) Data Table
Medial entorhinal cortex layer II stellate cell AHP voltage Intrinsic electrophysiological properties of entorhinal cortex stellate cells and their contribution to grid cell firing fields. (NeuroElectro data) (PubMed) -60.9 ± 0.7 (11) -60.9 (mV) Data Table
Medial entorhinal cortex layer II stellate cell AHP voltage Intrinsic electrophysiological properties of entorhinal cortex stellate cells and their contribution to grid cell firing fields. (NeuroElectro data) (PubMed) -59.2 ± 0.6 (13) -59.2 (mV) Data Table
Medial Nucleus of Trapezoid Body neuron AHP voltage Hyperexcitability and reduced low threshold potassium currents in auditory neurons of mice lacking the channel subunit Kv1.1. (NeuroElectro data) (PubMed) -81.9 ± 1.5 (29) -81.9 (mV) Data Table
Neocortex interneuron deep Visual Cortex layer 2/3 parvalbumin-expressing weakly stuttering interneuron AHP voltage Subgroups of parvalbumin-expressing interneurons in layers 2/3 of the visual cortex. (NeuroElectro data) (PubMed) -23.9 ± 0.7 (18) -23.9 (mV) Data Table
Neocortex interneuron deep Visual Cortex layer 2/3 parvalbumin-expressing continuous-firing high-frequency interneuron AHP voltage Subgroups of parvalbumin-expressing interneurons in layers 2/3 of the visual cortex. (NeuroElectro data) (PubMed) -26.9 ± 1.2 (11) -26.9 (mV) Data Table
Neocortex interneuron deep Visual Cortex layer 2/3 parvalbumin-expressing continuous-firing interneuron AHP voltage Subgroups of parvalbumin-expressing interneurons in layers 2/3 of the visual cortex. (NeuroElectro data) (PubMed) -27.0 ± 0.6 (22) -27.0 (mV) Data Table
Neocortex interneuron deep Visual Cortex layer 2/3 parvalbumin-expressing strongly stuttering interneuron AHP voltage Subgroups of parvalbumin-expressing interneurons in layers 2/3 of the visual cortex. (NeuroElectro data) (PubMed) -23.4 ± 0.5 (31) -23.4 (mV) Data Table
Neocortex pyramidal cell layer 5-6 neocortex layer 5 large pyramidal cell AHP voltage Maturation of "neocortex isole" in vivo in mice. (NeuroElectro data) (PubMed) -54.3 ± 1.9 (20) -54.3 (mV) Data Table
Neostriatum cholinergic cell Dorsal striatum aspiny cholinergic interneuron AHP voltage Receptor subtype-specific modulation by dopamine of glutamatergic responses in striatal medium spiny neurons. (NeuroElectro data) (PubMed) -73.3 ± 1.5 (12) -73.3 (mV) Data Table
Neostriatum gabaergic interneuron Dorsal striatum aspiny parvalbumin-expressing interneuron AHP voltage Receptor subtype-specific modulation by dopamine of glutamatergic responses in striatal medium spiny neurons. (NeuroElectro data) (PubMed) -104.0 ± 1.9 (9) -104.0 (mV) Data Table
Neostriatum medium spiny neuron Basal ganglia paleostriatum augmentatum / lobus parolfactorius inward-rectifying spiny neuron AHP voltage Electrophysiological properties of avian basal ganglia neurons recorded in vitro. (NeuroElectro data) (PubMed) -18.5 ± 4.0 18.5 (mV) Data Table
Neostriatum medium spiny neuron Basal ganglia paleostriatum augmentatum / lobus parolfactorius inward-rectifying anomalous spiny neuron AHP voltage Electrophysiological properties of avian basal ganglia neurons recorded in vitro. (NeuroElectro data) (PubMed) -12.1 ± 5.6 -- Data Table
Neostriatum medium spiny neuron Dorsal striatum medium spiny GABAergic neuron AHP voltage Receptor subtype-specific modulation by dopamine of glutamatergic responses in striatal medium spiny neurons. (NeuroElectro data) (PubMed) -78.2 ± 0.5 (107) -78.2 (mV) Data Table
Other Cerebellum Globular cell AHP voltage Cerebellar globular cells receive monoaminergic excitation and monosynaptic inhibition from Purkinje cells. (NeuroElectro data) (PubMed) -62.6 ± 2.2 (10) -62.6 (mV) Data Table
Other Olfactory Bulb dopaminergic biphasic interneuron AHP voltage A distinct subtype of dopaminergic interneuron displays inverted structural plasticity at the axon initial segment. (NeuroElectro data) (PubMed) -54.1 ± 1.3 (15) -54.1 (mV) Data Table
Other Olfactory Bulb dopaminergic biphasic interneuron AHP voltage A distinct subtype of dopaminergic interneuron displays inverted structural plasticity at the axon initial segment. (NeuroElectro data) (PubMed) -57.0 ± 1.4 (15) -57.0 (mV) Data Table
Other Ventral Tegmental Area non-tyrosine hydroxylase immunoreactive Ih positive neuron AHP voltage The ventral tegmental area revisited: is there an electrophysiological marker for dopaminergic neurons? (NeuroElectro data) (PubMed) -53.0 ± 2.0 (33) -53.0 (mV) Data Table
Other Basal ganglia paleostriatum augmentatum / lobus parolfactorius aspiny fast-firing neuron AHP voltage Electrophysiological properties of avian basal ganglia neurons recorded in vitro. (NeuroElectro data) (PubMed) -14.2 ± 6.9 -- Data Table
Other Olfactory Bulb dopaminergic monophasic interneuron AHP voltage A distinct subtype of dopaminergic interneuron displays inverted structural plasticity at the axon initial segment. (NeuroElectro data) (PubMed) -55.5 ± 1.2 (26) -55.5 (mV) Data Table
Other Ventral Tegmental Area non-tyrosine hydroxylase immunoreactive Ih negative neuron AHP voltage The ventral tegmental area revisited: is there an electrophysiological marker for dopaminergic neurons? (NeuroElectro data) (PubMed) -59.0 ± 2.0 (26) -59.0 (mV) Data Table
Other Basal ganglia paleostriatum augmentatum / lobus parolfactorius low-threshold spike neuron AHP voltage Electrophysiological properties of avian basal ganglia neurons recorded in vitro. (NeuroElectro data) (PubMed) -12.2 ± 2.9 -- Data Table
Other Medial ventral tegmental area glutamate Slc17a6-expressing neuron AHP voltage Ventral tegmental area glutamate neurons: electrophysiological properties and projections. (NeuroElectro data) (PubMed) -68.6 ± 2.0 (14) -68.6 (mV) Data Table
Other Ventral tegmental area GABA neuron AHP voltage A-type K+ current of dopamine and GABA neurons in the ventral tegmental area. (NeuroElectro data) (PubMed) -72.2 ± 1.8 (28) -72.2 (mV) Data Table
Other Stratum radiatum CA1 GABAergic methyllycaconitine insensitive interneurons AHP voltage Inhibition and disinhibition of pyramidal neurons by activation of nicotinic receptors on hippocampal interneurons. (NeuroElectro data) (PubMed) -1.9 ± 0.3 (4) -- Data Table
Other Rostral Ventromedial Medulla Spontaneously Firing group RD2 Neuron AHP voltage Synaptically released 5-HT modulates the activity of tonically discharging neuronal populations in the rostral ventral medulla (RVM). (NeuroElectro data) (PubMed) -65.0 ± 6.0 (43) -65.0 (mV) Data Table
Other Stratum radiatum CA1 GABAergic methyllycaconitine sensitive interneurons AHP voltage Inhibition and disinhibition of pyramidal neurons by activation of nicotinic receptors on hippocampal interneurons. (NeuroElectro data) (PubMed) -14.2 ± 1.2 (8) -- Data Table
Other Rostral Ventromedial Medulla Spontaneously group RD1 Firing Neuron AHP voltage Synaptically released 5-HT modulates the activity of tonically discharging neuronal populations in the rostral ventral medulla (RVM). (NeuroElectro data) (PubMed) -64.0 ± 2.0 (39) -64.0 (mV) Data Table
Other Olfactory Bulb dopaminergic monophasic interneuron AHP voltage A distinct subtype of dopaminergic interneuron displays inverted structural plasticity at the axon initial segment. (NeuroElectro data) (PubMed) -53.4 ± 1.5 (24) -53.4 (mV) Data Table
Paraventricular hypothalamic nucleus neurons arcuate hypothalamic nucleus growth hormone-releasing hormone neuron AHP voltage Ghrelin stimulation of growth hormone-releasing hormone neurons is direct in the arcuate nucleus. (NeuroElectro data) (PubMed) -54.0 ± 3.8 (8) -54.0 (mV) Data Table
Substantia nigra pars compacta dopaminergic cell Substantia nigra pars compacta calbindin expressing dopaminergic cell AHP voltage I(h) channels contribute to the different functional properties of identified dopaminergic subpopulations in the midbrain. (NeuroElectro data) (PubMed) -56.3 ± 1.51 (14) -56.3 (mV) Data Table
Substantia nigra pars compacta dopaminergic cell Substantia nigra pars compacta calbindin-negative dopaminergic cell AHP voltage I(h) channels contribute to the different functional properties of identified dopaminergic subpopulations in the midbrain. (NeuroElectro data) (PubMed) -54.7 ± 0.58 (69) -54.7 (mV) Data Table
Substantia nigra pars compacta dopaminergic cell AHP voltage Pacemaker rate and depolarization block in nigral dopamine neurons: a somatic sodium channel balancing act. (NeuroElectro data) (PubMed) -56.5 ± 1.3 (9) -56.5 (mV) Data Table
Subthalamic nucleus neuron AHP voltage Nicotinic receptor subtype-selective circuit patterns in the subthalamic nucleus. (NeuroElectro data) (PubMed) -14.8 ± 0.6 (20) -- Data Table
Suprachiasmatic nucleus neuron Suprachiasmatic nucleus cluster 1 fast-firing neuron AHP voltage Afterhyperpolarization regulates firing rate in neurons of the suprachiasmatic nucleus. (NeuroElectro data) (PubMed) -58.1 ± 2.2 (9) -58.1 (mV) Data Table
Suprachiasmatic nucleus neuron Suprachiasmatic nucleus cluster 1 slow-firing neuron AHP voltage Afterhyperpolarization regulates firing rate in neurons of the suprachiasmatic nucleus. (NeuroElectro data) (PubMed) -53.8 ± 1.6 (9) -53.8 (mV) Data Table
Trochlear nucleus motoneurons AHP voltage Morphology, intrinsic membrane properties, and rotation-evoked responses of trochlear motoneurons in the turtle. (NeuroElectro data) (PubMed) -66.2 ± 0.8 (29) -66.2 (mV) Data Table
Ventral tegmental area dopamine neuron Ventral Tegmental Area tyrosine hydroxylase immunoreactive Ih positive dopaminergic neuron AHP voltage The ventral tegmental area revisited: is there an electrophysiological marker for dopaminergic neurons? (NeuroElectro data) (PubMed) -53.0 ± 3.0 (35) -53.0 (mV) Data Table
Ventral tegmental area dopamine neuron Lateral ventral tegmental area dopamine Slc6a3-expressing neuron AHP voltage Ventral tegmental area glutamate neurons: electrophysiological properties and projections. (NeuroElectro data) (PubMed) -73.1 ± 1.8 (20) -73.1 (mV) Data Table
Ventral tegmental area dopamine neuron Medial ventral tegmental area dopamine Slc6a3-expressing neuron AHP voltage Ventral tegmental area glutamate neurons: electrophysiological properties and projections. (NeuroElectro data) (PubMed) -62.5 ± 1.7 (20) -62.5 (mV) Data Table
Ventral tegmental area dopamine neuron AHP voltage A-type K+ current of dopamine and GABA neurons in the ventral tegmental area. (NeuroElectro data) (PubMed) -67.8 ± 0.7 (56) -67.8 (mV) Data Table
Ventral tegmental area dopamine neuron Ventral tegmental area calbindin expressing dopaminergic neuron AHP voltage I(h) channels contribute to the different functional properties of identified dopaminergic subpopulations in the midbrain. (NeuroElectro data) (PubMed) -45.6 ± 1.68 (21) -45.6 (mV) Data Table
Ventral tegmental area dopamine neuron Mesencephalon ventral tegemental area tonic-firing tyrosine hydroxylase-positive, glutamic acid decarboxylase-negative, calretinin-positive, parvalbumin-negative dopaminergic neuron AHP voltage Spontaneous activity and properties of two types of principal neurons from the ventral tegmental area of rat. (NeuroElectro data) (PubMed) -67.9 ± 0.9 (40) -67.9 (mV) Data Table
Ventral tegmental area dopamine neuron Ventral tegmental area calbindin-negative dopaminergic cell AHP voltage I(h) channels contribute to the different functional properties of identified dopaminergic subpopulations in the midbrain. (NeuroElectro data) (PubMed) -52.8 ± 1.24 (21) -52.8 (mV) Data Table
Ventral tegmental area dopamine neuron Mesencephalon ventral tegemental area irregular-firing tyrosine hydroxylase-positive, glutamic acid decarboxylase-negative, calretinin-positive, parvalbumin-negative dopaminergic neuron AHP voltage Spontaneous activity and properties of two types of principal neurons from the ventral tegmental area of rat. (NeuroElectro data) (PubMed) -60.1 ± 0.7 (43) -60.1 (mV) Data Table