2007
Oscillatory firing of dopamine neurons: Differences between cells in the substantia nigra and ventral tegmental area
Zhang D, Yang S, Jin G, Bunney B, Shi W. Oscillatory firing of dopamine neurons: Differences between cells in the substantia nigra and ventral tegmental area. Synapse 2007, 62: 169-175. PMID: 18081182, DOI: 10.1002/syn.20479.Peer-Reviewed Original ResearchConceptsVentral tegmental areaDA neuronsSubstantia nigraDopamine neuronsTegmental areaSlow oscillationsChloral hydrate-anesthetized ratsSN DA neuronsVTA DA neuronsDegree of burstingVariability of firingAfferent inputAdjacent substantia nigraOscillatory firingFiring rateNeuronsNeuronal oscillationsNigraCellsFiringRatsBrainImportant role
1991
Neurotensin modulates autoreceptor mediated dopamine effects on midbrain dopamine cell activity
Shi W, Bunney B. Neurotensin modulates autoreceptor mediated dopamine effects on midbrain dopamine cell activity. Brain Research 1991, 543: 315-321. PMID: 1676331, DOI: 10.1016/0006-8993(91)90043-u.Peer-Reviewed Original ResearchConceptsDA cellsCell activityFiring rateDA cell activityInteraction of neurotensinGlutamate-induced excitationEffects of neurotensinMidbrain dopamine cell activityDopamine cell activityMidbrain dopamine neuronsSpecific D2 agonistMicroiontophoretic techniquesD2 agonistDopamine neuronsD2 receptorsDopamine effectsSpontaneous activityNeurotensinNT effectsLocal ejectionInhibitionSignificant changesCellsCell levelSame cells
1990
Neurotensin attenuates dopamine D2 agonist quinpirole-induced inhibition of midbrain dopamine neurons
Shi W, Bunney B. Neurotensin attenuates dopamine D2 agonist quinpirole-induced inhibition of midbrain dopamine neurons. Neuropharmacology 1990, 29: 1095-1097. PMID: 1982340, DOI: 10.1016/0028-3908(90)90119-c.Peer-Reviewed Original ResearchConceptsD2 agonistDA cellsSingle-unit recording techniquesMidbrain DA neuronsCentral DA systemsDopamine D2 agonistMidbrain dopamine neuronsSpecific D2 agonistDA neuronsIntracerebroventricular administrationDopamine neuronsSpontaneous activityDA systemInhibitory effectRecording techniquesAgonistsNeuronsBiochemical studiesCellsQuinpiroleNeurotensinRatsAdministration
1985
Firing properties of substantia nigra dopaminergic neurons in freely moving rats
Freeman A, Meltzer L, Bunney B. Firing properties of substantia nigra dopaminergic neurons in freely moving rats. Life Sciences 1985, 36: 1983-1994. PMID: 3990520, DOI: 10.1016/0024-3205(85)90448-5.Peer-Reviewed Original ResearchConceptsPutative DA neuronsDA neuronsDopaminergic neuronsParalyzed ratsSubstantia nigra dopaminergic neuronsFiring patternsPutative dopaminergic neuronsNigrostriatal DA systemNigra dopaminergic neuronsApomorphine-induced inhibitionSingle spike activityPattern of firingSingle-unit recordingsDegree of burstSubstantia nigraDA cellsElectrophysiological characteristicsUnit recordingsSpike activityFiring propertiesRatsFiring rateNeuronsDA systemCells
1984
The control of firing pattern in nigral dopamine neurons: burst firing
Grace A, Bunney B. The control of firing pattern in nigral dopamine neurons: burst firing. Journal Of Neuroscience 1984, 4: 2877-2890. PMID: 6150071, PMCID: PMC6564720, DOI: 10.1523/jneurosci.04-11-02877.1984.Peer-Reviewed Original ResearchConceptsDA cellsIntracellular injectionBase-line firing rateFiring ratePotassium conductanceIntracellular calcium injectionNigral dopamine neuronsStriatal DA releaseVivo intracellular recordingsBurst-firing modeDegree of burstDA releaseDopamine neuronsExtracellular iontophoresisBurst firingIntracellular recordingsCalcium injectionDopamine cellsCalcium influxCalcium involvementBursting patternInjectionCellsConsecutive spikesBlockade
1980
Peripheral and striatal influences on nigral dopamine cells: Mediation by reticulata neurons
Grace A, Hommer D, Bunney B. Peripheral and striatal influences on nigral dopamine cells: Mediation by reticulata neurons. Brain Research Bulletin 1980, 5: 105-109. DOI: 10.1016/0361-9230(80)90017-9.Peer-Reviewed Original ResearchDA cellsZona reticulataGABA agonistsInhibitory influenceDA cell firing rateDopamine receptor blocker haloperidolStriato-nigral pathwayNigral dopamine cellsCell firing rateReticulata neuronsStriatal influencesSubstantia nigraDopaminergic cellsDopamine cellsNoxious stimuliLow dosesFiring rateNeuronsInhibitory effectAgonistsCell rateCellsHaloperidolMuscimolDoses
1979
Dopamine Auto- and Postsynaptic Receptors: Electrophysiological Evidence for Differential Sensitivity to Dopamine Agonists
Skirboll L, Grace A, Bunney B. Dopamine Auto- and Postsynaptic Receptors: Electrophysiological Evidence for Differential Sensitivity to Dopamine Agonists. Science 1979, 206: 80-82. PMID: 482929, DOI: 10.1126/science.482929.Peer-Reviewed Original ResearchConceptsDopamine autoIntravenous apomorphineDopamine agonistsPostsynaptic receptorsCentral nervous systemSubstantia nigraDopaminergic cellsDifferential sensitivityDopamine cellsDopaminergic influenceCaudate nucleusLarge dosesCaudate cellsNervous systemActive neuronsBehavioral effectsElectrophysiological evidenceApomorphineAgonistsParadoxical behavioural effectsReceptorsDopamineCellsNeuronsDosesEFFECTS OF CHRONIC HALOPERIDOL TREATMENT ON NIGRAL DOPAMINERGIC CELL ACTIVITY
Bunney B, Grace A. EFFECTS OF CHRONIC HALOPERIDOL TREATMENT ON NIGRAL DOPAMINERGIC CELL ACTIVITY. 1979, 666-668. DOI: 10.1016/b978-1-4832-8363-0.50202-0.Peer-Reviewed Original ResearchActive DA cellsChronic haloperidol treatmentDA cellsExtracellular single-unit recording techniquesRat nigral dopaminergic neuronsSingle-unit recording techniquesNigral dopaminergic neuronsNeurological side effectsEffects of chronicDepolarization inactivationHaloperidol treatmentDopaminergic neuronsExcitatory inputsSide effectsCell activityRecording techniquesPossible new mechanismSubsequent studiesTreatmentCellsAnimalsNigralChronicNeurons
1976
d-Amphetamine-Induced Inhibition of Central Dopaminergic Neurons: Mediation by a Striato-Nigral Feedback Pathway
Bunney B, Achajanian G. d-Amphetamine-Induced Inhibition of Central Dopaminergic Neurons: Mediation by a Striato-Nigral Feedback Pathway. Science 1976, 192: 391-393. PMID: 1257777, DOI: 10.1126/science.1257777.Peer-Reviewed Original ResearchConceptsD-amphetamineDepressant effectDopaminergic cell activityIntravenous d-amphetamineCentral dopaminergic neuronsStriato-nigral pathwayNeuronal feedback loopMicroiontophoretic applicationDopaminergic neuronsDopaminergic cellsCell activitySignificant slowingFeedback pathwaysPrevious dataCellsLesionsPathwayNeurons
1974
Noradrenergic neurons: Morphine inhibition of spontaneous activity
Korf J, Bunney B, Aghajanian G. Noradrenergic neurons: Morphine inhibition of spontaneous activity. European Journal Of Pharmacology 1974, 25: 165-169. PMID: 4435020, DOI: 10.1016/0014-2999(74)90045-4.Peer-Reviewed Original ResearchConceptsLocus coeruleusMorphine sulfateFiring rateNeuronal activitySpontaneous activityNoradrenergic neuron activityNorepinephrine-containing neuronsNoradrenergic neuronal activityLocus coeruleus cellsSpontaneous firing rateDorsal raphe nucleusAnalgesic actionMorphine inhibitionSerotonergic neuronsRaphe nucleusMorphine antagonistNoxious stimuliNE cellsNeuron activityCoeruleusMorphineNeuronsNaloxoneInhibitionCells
1973
CENTRAL DOPAMINERGIC NEURONS: NEUROPHYSIOLOGICAL IDENTIFICATION AND RESPONSES TO DRUGS**This research was supported by NIMH Grant MH-17871, USPHS Research Scientist Development Award MH-14459 (to G. K. A.), and the State of Connecticut.
AGHAJANIAN G, BUNNEY B. CENTRAL DOPAMINERGIC NEURONS: NEUROPHYSIOLOGICAL IDENTIFICATION AND RESPONSES TO DRUGS**This research was supported by NIMH Grant MH-17871, USPHS Research Scientist Development Award MH-14459 (to G. K. A.), and the State of Connecticut. 1973, 643-648. DOI: 10.1016/b978-0-08-017922-3.50120-9.Peer-Reviewed Original ResearchDopaminergic neuronsNeurophysiological identificationCentral dopaminergic neuronsSubstantia nigraDopaminergic cellsReticular formationRat brainRed nucleusAction potentialsZR cellsFiring patternsNeuronsExtracellular action potentialsRegular rhythmChloral hydrateLonger durationBursting patternDrugsState of ConnecticutCellsResponseAnesthesiaDopaminergicHalothaneBrain