1985
Low doses of apomorphine elicit two opposing influences on dopamine cell electrophysiology
Grace A, Bunney B. Low doses of apomorphine elicit two opposing influences on dopamine cell electrophysiology. Brain Research 1985, 333: 285-298. PMID: 3995296, DOI: 10.1016/0006-8993(85)91582-3.Peer-Reviewed Original ResearchConceptsDA cell firingDA cellsLow dosesInput resistanceDA agonistsReversal potentialStriatonigral pathwayCell firingCell firing rateElectrophysiological actionsApomorphine effectApomorphine administrationSlow depolarizationIntracellular recordingsIntravenous administrationDopamine cellsInhibitory inputsApomorphineStriatal cellsAction potentialsFiring rateAgonistsDosesCell dischargeCell electrophysiology
1984
The control of firing pattern in nigral dopamine neurons: single spike firing
Grace A, Bunney B. The control of firing pattern in nigral dopamine neurons: single spike firing. Journal Of Neuroscience 1984, 4: 2866-2876. PMID: 6150070, PMCID: PMC6564731, DOI: 10.1523/jneurosci.04-11-02866.1984.Peer-Reviewed Original ResearchConceptsSingle-spike firingDA cellsSlow depolarizationCalcium chelator EGTADopamine neuronsSpike firingCalcium-activated potassium conductanceActive DA cellsNigral dopamine neuronsChelator EGTAVivo intracellular recordingsDA neuronsDepolarization inactivationMembrane potentialIontophoretic applicationTrain of spikesIntracellular recordingsExcitatory substancesIntracellular injectionCalcium entryAction potentialsAfterhyperpolarizationPotassium conductanceRate of riseNeurons
1983
Intracellular and extracellular electrophysiology of nigral dopaminergic neurons—2. Action potential generating mechanisms and morphological correlates
Grace A, Bunney B. Intracellular and extracellular electrophysiology of nigral dopaminergic neurons—2. Action potential generating mechanisms and morphological correlates. Neuroscience 1983, 10: 317-331. PMID: 6633864, DOI: 10.1016/0306-4522(83)90136-7.Peer-Reviewed Original ResearchConceptsInitial segment spikesDopamine neuronsSlow depolarizationAction potentialsAxon hillockDendritic dopamine releaseLong-duration afterhyperpolarizationNigral dopamine neuronsLow-threshold spikesLucifer yellow injectionExtracellular recording techniquesLong-duration spikesAction potential generationDopaminergic neuronsSpecific ionic currentsIntracellular recordingsDopamine releaseIntracellular injectionElectrophysiological studiesDendritic spikesMajor dendritesNeuron 2Action potential generating mechanismSomatic regionNeuronal compartments
1980
Nigral Dopamine Neurons: Intracellular Recording and Identification with L-Dopa Injection and Histofluorescence
Grace A, Bunney B. Nigral Dopamine Neurons: Intracellular Recording and Identification with L-Dopa Injection and Histofluorescence. Science 1980, 210: 654-656. PMID: 7433992, DOI: 10.1126/science.7433992.Peer-Reviewed Original ResearchConceptsL-DOPA injectionIntracellular recordingsAntidromic conduction velocitiesPutative dopaminergic neuronsDopamine-containing neuronsRat substantia nigraAntidromic activationDopaminergic neuronsSubstantia nigraSlow depolarizationBurst firingFluorescence histochemistryConduction velocityFast potentialsNeuronsExtracellular spikesInjectionHistofluorescenceRecordingsNigra