1997
D1–D2 Interaction in Feedback Control of Midbrain Dopamine Neurons
Shi W, Smith P, Pun C, Millet B, Bunney B. D1–D2 Interaction in Feedback Control of Midbrain Dopamine Neurons. Journal Of Neuroscience 1997, 17: 7988-7994. PMID: 9315916, PMCID: PMC6793911, DOI: 10.1523/jneurosci.17-20-07988.1997.Peer-Reviewed Original ResearchConceptsD2-like receptorsDA cellsDA autoreceptorsDA neuronsD1 agonistLow dosesDopamine D1-like receptorsD1 inhibitionD1 effectNigral DA cellsMidbrain DA neuronsD2 agonist quinpiroleD1-like receptorsDA receptor subtypesMidbrain dopamine neuronsOnly low dosesDA receptorsEndogenous DAAgonist quinpiroleD2 agonistIntranigral applicationDopamine neuronsReceptor subtypesRat preparationTarget neurons
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
1980
Effects of baclofen on nigral dopaminergic cell activity following acute and chronic haloperidol treatment
Grace A, Bunney B. Effects of baclofen on nigral dopaminergic cell activity following acute and chronic haloperidol treatment. Brain Research Bulletin 1980, 5: 537-543. DOI: 10.1016/0361-9230(80)90087-8.Peer-Reviewed Original ResearchChronic haloperidol treatmentDopaminergic cell activityEffects of baclofenHaloperidol treatmentLow dosesExtracellular single-unit recording techniquesNeuroleptic-induced side effectsRat nigral dopaminergic neuronsCell activitySingle-unit recording techniquesInhibitory effectNigral DA cellsSingle low dosesNigral dopaminergic neuronsTreatment of spasticityAction of baclofenDose-response curveMechanism of actionDepolarization inactivationDopaminergic neuronsHaloperidol pretreatmentDA cellsPossible efficacyNigral inputsBaclofenPeripheral 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
Paradoxical GABA excitation of nigral dopaminergic cells: Indirect mediation through reticulata inhibitory neurons
Grace A, Bunney B. Paradoxical GABA excitation of nigral dopaminergic cells: Indirect mediation through reticulata inhibitory neurons. European Journal Of Pharmacology 1979, 59: 211-218. PMID: 527646, DOI: 10.1016/0014-2999(79)90283-8.Peer-Reviewed Original ResearchConceptsZona reticulataGABA agonistsGABAergic inputsZona compactaSubstantia nigraLow dosesCell activitySingle-unit recording techniquesNigral dopaminergic cellsInhibitory GABAergic inputMeans of microiontophoresisPopulations of neuronsCell firing rateGABA excitationExcitatory effectsDopaminergic neuronsDopaminergic cellsInhibitory neuronsSame doseElectrophysiological studiesNeuron activityZR cellsFiring rateNeuronsAgonists
1975
D & L amphetamine stereoisomers: comparative potencies in affecting the firing of central dopaminergic and noradrenergic neurons.
Bunney B, Walters J, Kuhar M, Roth R, Aghajanian G. D & L amphetamine stereoisomers: comparative potencies in affecting the firing of central dopaminergic and noradrenergic neurons. Psychopharmacology Communications 1975, 1: 177-90. PMID: 1223998.Peer-Reviewed Original ResearchConceptsNoradrenergic neuronsDopaminergic neuronsD-amphetamineSingle-unit recording techniquesSubstantia nigra zona compactaSubstantia nigra dopamineLocus coeruleus cellsIsomers of amphetamineCentral dopaminergicZona compactaDA cellsDopamine neuronsLocus coeruleusParalyzed ratsCatecholamine systemsLow dosesInterpretation of studiesPharmacological toolsFiring ratePreferential effectComparative potencyNeuronsAmphetamineLethal dosesRecording techniques