1999
Endogenous DA‐mediated feedback inhibition of DA neurons: Involvement of both D1‐ and D2‐like receptors
Shi W, Pun C, Smith P, Bunney B. Endogenous DA‐mediated feedback inhibition of DA neurons: Involvement of both D1‐ and D2‐like receptors. Synapse 1999, 35: 111-119. PMID: 10611636, DOI: 10.1002/(sici)1098-2396(200002)35:2<111::aid-syn3>3.0.co;2-7.Peer-Reviewed Original ResearchConceptsDA neuronsLike receptorsDA cellsEndogenous DAChloral hydrate-anesthetized ratsNigral DA cellsD2-like receptorsSingle-unit recordingsCerveau isolé preparationFeedback inhibitionParkinsonian animalsAntagonist racloprideAntagonist SCH23390DA releaseEndogenous dopamineD-amphetamineParkinson's diseaseUnit recordingsSCH23390Receptor activationBaseline activityReceptorsChloral hydrateNeuronsConcurrent activation
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
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
1989
Pharmacological characterization of the receptor mediating electrophysiological responses to dopamine in the rat medial prefrontal cortex: a microiontophoretic study.
Sesack S, Bunney B. Pharmacological characterization of the receptor mediating electrophysiological responses to dopamine in the rat medial prefrontal cortex: a microiontophoretic study. Journal Of Pharmacology And Experimental Therapeutics 1989, 248: 1323-33. PMID: 2564893.Peer-Reviewed Original ResearchConceptsRat medial prefrontal cortexMedial prefrontal cortexGamma-aminobutyric acidD2-selective agonistsSelective agonistPrefrontal cortexPFC neuronsInhibitory effectSelective antagonistExtracellular single-unit recordingsD1-selective agonistsSingle-unit recordingsD1-selective antagonistD2-selective antagonistWeak antagonist activityMicroiontophoretic studyMicroiontophoretic techniquesSuperficial laminaeIontophoretic applicationLY171555Pharmacological characterizationInhibitory responsesMajority of cellsPharmacological characteristicsPharmacological profile
1988
The effects of pertussis toxin on autoreceptor-mediated inhibition of dopamine synthesis in the rat striatum.
Bean A, Shepard P, Bunney B, Nestler E, Roth R. The effects of pertussis toxin on autoreceptor-mediated inhibition of dopamine synthesis in the rat striatum. Molecular Pharmacology 1988, 34: 715-8. PMID: 2974120.Peer-Reviewed Original ResearchConceptsPertussis toxin injectionDopamine synthesisToxin injectionDopamine autoreceptorsRat striatumPertussis toxinAutoreceptor-mediated inhibitionDopamine agonist apomorphineG proteinsAgonist apomorphineUnilateral administrationControl ratsSystemic administrationStriatal tissueEffects of activationAutoreceptorsApomorphineStriatumRatsAdministrationInjectionToxinActivationStriataAgonists