2000
Nicotine inhibits firing activity of dorsal raphe 5-HT neurones in vivo
Engberg G, Erhardt S, Sharp T, Hajós M. Nicotine inhibits firing activity of dorsal raphe 5-HT neurones in vivo. Naunyn-Schmiedeberg's Archives Of Pharmacology 2000, 362: 41-45. PMID: 10935531, DOI: 10.1007/s002100000252.Peer-Reviewed Original ResearchConceptsEffects of nicotineDorsal rapheChloral hydrate-anaesthetised ratsNicotine antagonist mecamylamineBrain monoaminergic systemsDependence-inducing drugsExtracellular electrophysiological recordingsMicroiontophoretic applicationAntagonist mecamylamineAfferent pathwaysMonoaminergic systemsReceptor antagonistNicotine inhibitsApparent tachyphylaxisElectrophysiological recordingsFiring rateNeuronesNicotineInhibitory effectRapheTransient inhibitionPossible involvementInhibitionTachyphylaxisChlorisondamine
1992
Ethanol attenuates the response of locus coeruleus neurons to excitatory amino acid agonists in vivo
Engberg G, Hajós M. Ethanol attenuates the response of locus coeruleus neurons to excitatory amino acid agonists in vivo. Naunyn-Schmiedeberg's Archives Of Pharmacology 1992, 345: 222-226. PMID: 1314963, DOI: 10.1007/bf00165740.Peer-Reviewed Original ResearchConceptsLocus coeruleus neuronsCoeruleus neuronsLocus coeruleus noradrenergic neuronsExcitatory amino acid agonistsLocus coeruleus responseAmino acid agonistsExcitatory amino acidsAdministration of ethanolExtracellular recording techniquesEffects of ethanolMicroiontophoretic applicationNoradrenergic neuronsGlutamate excitationHippocampal slicesLocus coeruleusEthanol intoxicationElectrophysiological studiesEthanol treatmentFiring patternsNeuronsRecording techniquesUnderlaying mechanismPresent studyVivoKainate
1985
Possible mechanisms by which repeated clozapine administration differentially affects the activity of two subpopulations of midbrain dopamine neurons
Chiodo L, Bunney B. Possible mechanisms by which repeated clozapine administration differentially affects the activity of two subpopulations of midbrain dopamine neurons. Journal Of Neuroscience 1985, 5: 2539-2544. PMID: 2863337, PMCID: PMC6565310, DOI: 10.1523/jneurosci.05-09-02539.1985.Peer-Reviewed Original ResearchConceptsDA neuronsClozapine administrationChronic treatmentDepolarization inactivationExtracellular single cell recording techniquesInhibitory neurotransmitter gamma-aminobutyric acidNeurotransmitter gamma-aminobutyric acidVentral tegmental area (VTA) dopamineSingle cell recording techniquesA10 DA neuronsVivo spontaneous activityMidbrain DA neuronsChloral hydrate anesthesiaCombination of drugsMidbrain dopamine neuronsGamma-aminobutyric acidDifferential effectsMechanism of actionAcute treatmentMicroiontophoretic applicationSubstantia nigraReceptor antagonistDA cellsDopamine neuronsSpontaneous activity
1984
Evidence for the absence of impulse-regulating somatodendritic and synthesis-modulating nerve terminal autoreceptors on subpopulations of mesocortical dopamine neurons
Chiodo L, Bannon M, Grace A, Roth R, Bunney B. Evidence for the absence of impulse-regulating somatodendritic and synthesis-modulating nerve terminal autoreceptors on subpopulations of mesocortical dopamine neurons. Neuroscience 1984, 12: 1-16. PMID: 6462443, DOI: 10.1016/0306-4522(84)90133-7.Peer-Reviewed Original ResearchConceptsSpikes/sDopamine neuronsPiriform cortexDopamine levelsCaudate nucleusCingulate cortexIntravenous administrationDopamine cellsFiring rateGlyoxylic acid-induced histofluorescenceCatecholamine histofluorescence techniquesMesocortical dopamine neuronsNerve terminal autoreceptorsNigrostriatal dopamine cellsDose-dependent inhibitory responseDopamine agonist apomorphineBasal discharge rateMidbrain dopaminergic neuronsMidbrain dopaminergic systemMean firing rateMidbrain dopamine systemMesocortical neuronsAgonist apomorphineMicroiontophoretic applicationAntidromic activation
1983
Typical and atypical neuroleptics: differential effects of chronic administration on the activity of A9 and A10 midbrain dopaminergic neurons
Chiodo L, Bunney B. Typical and atypical neuroleptics: differential effects of chronic administration on the activity of A9 and A10 midbrain dopaminergic neurons. Journal Of Neuroscience 1983, 3: 1607-1619. PMID: 6135762, PMCID: PMC6564520, DOI: 10.1523/jneurosci.03-08-01607.1983.Peer-Reviewed Original ResearchConceptsExtrapyramidal side effectsDepolarization inactivationA10 neuronsAntipsychotic drugsDA neuronsDopaminergic neuronsSide effectsExtracellular single-unit recording techniquesExcitatory amino acid glutamateInhibitory neurotransmitter gamma-aminobutyric acidSingle-unit recording techniquesNeurotransmitter gamma-aminobutyric acidActive DA cellsA10 dopaminergic neuronsMidbrain dopaminergic neuronsGamma-aminobutyric acidActivity of A9Amino acid glutamateChronic administrationMicroiontophoretic applicationNeuroleptic treatmentNeuroleptic administrationAtypical neurolepticsTricyclic antidepressantsDA cells
1977
Catecholamine receptors on locus coeruleus neurons: Pharmacological characterization
Cedarbaum J, Aghajanian G. Catecholamine receptors on locus coeruleus neurons: Pharmacological characterization. European Journal Of Pharmacology 1977, 44: 375-385. PMID: 330174, DOI: 10.1016/0014-2999(77)90312-0.Peer-Reviewed Original ResearchConceptsLC neuronsLocus coeruleusNoradrenergic neuronsCatecholamine receptorsΑ-receptorsCell bodiesΑ-methylnorepinephrinePostsynaptic α-receptorsPeripheral sympathetic nervesLocus coeruleus neuronsDopamine agonist apomorphineCentral dopamine receptorsΒ-agonist isoproterenolSingle-unit recordingsSympathetic nervesAgonist apomorphineAgonist clonidineMicroiontophoretic applicationCoeruleus neuronsSpontaneous firingΑ-adrenoreceptorsDopamine receptorsPharmacological characterizationAgonist drugsPharmacological characteristicsDopamine “Autoreceptors”: Pharmacological characterization by microiontophoretic single cell recording studies
Aghajanian G, Bunney B. Dopamine “Autoreceptors”: Pharmacological characterization by microiontophoretic single cell recording studies. Naunyn-Schmiedeberg's Archives Of Pharmacology 1977, 297: 1-7. PMID: 193046, DOI: 10.1007/bf00508803.Peer-Reviewed Original ResearchConceptsDA neuronsDepressant effectDA agonist apomorphineWeak depressant actionSingle-cell recording studiesSingle-cell recordingsAgonist apomorphineDA agonistsMicroiontophoretic applicationMicroiontophoretic techniquesSubstantia nigraDepressant actionDopamine neuronsSingle dopamine neuronsPharmacological characterizationCatecholamine receptorsΒ-adrenoreceptorsCell recordingsCatecholamine agonistsRecording studiesNeuronsAutoreceptorsAntagonist trifluoperazineAgonistsSelective responsiveness
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
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