Featured Publications
Dynamic structural equation modeling of the relationship between alcohol habit and drinking variability
DeMartini KS, Gueorguieva R, Taylor JR, Krishnan-Sarin S, Pearlson G, Krystal JH, O'Malley SS. Dynamic structural equation modeling of the relationship between alcohol habit and drinking variability. Drug And Alcohol Dependence 2021, 233: 109202. PMID: 35151022, PMCID: PMC10046111, DOI: 10.1016/j.drugalcdep.2021.109202.Peer-Reviewed Original ResearchReinforcement learning detuned in addiction: integrative and translational approaches
Groman SM, Thompson SL, Lee D, Taylor JR. Reinforcement learning detuned in addiction: integrative and translational approaches. Trends In Neurosciences 2021, 45: 96-105. PMID: 34920884, PMCID: PMC8770604, DOI: 10.1016/j.tins.2021.11.007.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsDecision-making deficitsPathophysiology of addictionDecision-making strategiesBiobehavioral mechanismsAddictionReinforcement learningDecision-making processDrug useTranslational approachComputational componentsDeficitsLearningDifferent componentsBiological mechanismsOutcomesFindingsRecent studiesBehaviorStudyTargeted effects of ketamine on perceptual expectation during mediated learning in rats
Fleming LM, Jaynes FB, Thompson SL, Corlett PR, Taylor JR. Targeted effects of ketamine on perceptual expectation during mediated learning in rats. Psychopharmacology 2022, 239: 2395-2405. PMID: 35389087, PMCID: PMC9296571, DOI: 10.1007/s00213-022-06128-2.Peer-Reviewed Original ResearchConceptsPerceptual expectationsHallucination-like experiencesMemory representationsExpected cueDevaluation phasePerceptual experienceNeural correlatesAssociative learningLearning taskTask phasesExternal outcomesDirect learningLearningEffects of ketamineExpectationsRetrievalConclusionsThese resultsModerate dosePerceptCausal relationshipCuesExperienceRepresentationTaskRecent workParanoia and belief updating during the COVID-19 crisis
Suthaharan P, Reed EJ, Leptourgos P, Kenney JG, Uddenberg S, Mathys CD, Litman L, Robinson J, Moss AJ, Taylor JR, Groman SM, Corlett PR. Paranoia and belief updating during the COVID-19 crisis. Nature Human Behaviour 2021, 5: 1190-1202. PMID: 34316049, PMCID: PMC8458246, DOI: 10.1038/s41562-021-01176-8.Peer-Reviewed Original ResearchConceptsTask behaviorReinforcement Learning during Adolescence in Rats
Afshar N, Keip AJ, Taylor JR, Lee D, Groman SM. Reinforcement Learning during Adolescence in Rats. Journal Of Neuroscience 2020, 40: 5857-5870. PMID: 32601244, PMCID: PMC7380962, DOI: 10.1523/jneurosci.0910-20.2020.Peer-Reviewed Original ResearchConceptsNovel behavioral protocolReversal-learning performanceAdaptive choice behaviorBehavioral protocolFemale Long-Evans ratsReversal performanceChoice behaviorLong-Evans ratsAdolescent brain functionAge-related improvementsReinforcement-learning mechanismsReversal-learning taskReversal-learning paradigmDecision-making paradigmReinforcement learning mechanismAdolescent ratsLongitudinal designAge-related changesNeurodevelopmental mechanismsAdolescencePositive outcomesBrain functionFunction of circuitsPostnatal day 30AdulthoodIntroducing the PLOS ONE Collection on the neuroscience of reward and decision making
Groman SM, Ikemoto S, Rushworth M, Taylor JR, Whelan R. Introducing the PLOS ONE Collection on the neuroscience of reward and decision making. PLOS ONE 2020, 15: e0240505. PMID: 33031482, PMCID: PMC7544023, DOI: 10.1371/journal.pone.0240505.Peer-Reviewed Original ResearchConceptsAction-outcome associationsDecision-making deficitsPast experienceDecision makingNeuroscience techniquesNeurobiological mechanismsBehavioral approachNovel inferencesAdaptive decisionDecision-making functionsMechanistic linkParticular actionNeuroscienceAlternative outcomesBiological mechanismsOrganismsComputational functionsRewardNew insightsParticular outcomeNew environmentRecent advancesPredatorsMakingBiology
2023
Using dimensionality-reduction techniques to understand the organization of psychotic symptoms in persistent psychotic illness and first episode psychosis
Fleming L, Lemonde A, Benrimoh D, Gold J, Taylor J, Malla A, Joober R, Iyer S, Lepage M, Shah J, Corlett P. Using dimensionality-reduction techniques to understand the organization of psychotic symptoms in persistent psychotic illness and first episode psychosis. Scientific Reports 2023, 13: 4841. PMID: 36964175, PMCID: PMC10039017, DOI: 10.1038/s41598-023-31909-w.Peer-Reviewed Original ResearchConceptsHallucinations/delusionsFirst-episode psychosisFirst-episode psychosis participantsEarly intervention programsPathophysiological mechanismsUnderlying pathophysiologyEpisode psychosisPsychotic illnessPsychotic symptomsPsychotic disordersSchizoaffective disorderAuditory hallucinationsPositive symptomsHallucination severityNegative symptomsSymptomsDisorganization symptomsIntervention programsHallucinationsIllnessPsychosis participantsPsychosisDelusionsDisordersParticipants
2008
Targeting extinction and reconsolidation mechanisms to combat the impact of drug cues on addiction
Taylor JR, Olausson P, Quinn JJ, Torregrossa MM. Targeting extinction and reconsolidation mechanisms to combat the impact of drug cues on addiction. Neuropharmacology 2008, 56: 186-195. PMID: 18708077, PMCID: PMC2635342, DOI: 10.1016/j.neuropharm.2008.07.027.Peer-Reviewed Original ResearchConceptsCue-drug memoriesCue-drug associationsCue exposure therapyMemory reconsolidation processesDisruption of reconsolidationCue-induced relapseDrug-associated cuesInhibitory memoryReconsolidation mechanismsDrug cuesMemory retrievalReconsolidation processMemory processesReconsolidationCompulsive disorderRelapse behaviorMemoryMemory erasureBrief time periodDrug addictionDistinct processesCuesAddictionExtinctionCravingImpulsivity, Compulsivity, and Habit: The Role of Orbitofrontal Cortex Revisited
Torregrossa MM, Quinn JJ, Taylor JR. Impulsivity, Compulsivity, and Habit: The Role of Orbitofrontal Cortex Revisited. Biological Psychiatry 2008, 63: 253-255. PMID: 18194683, PMCID: PMC2265211, DOI: 10.1016/j.biopsych.2007.11.014.Peer-Reviewed Original Research
2000
Role for dopamine in the behavioral functions of the prefrontal corticostriatal system: implications for mental disorders and psychotropic drug action
Jentsch J, Roth R, Taylor J. Role for dopamine in the behavioral functions of the prefrontal corticostriatal system: implications for mental disorders and psychotropic drug action. Progress In Brain Research 2000, 126: 433-453. PMID: 11105661, DOI: 10.1016/s0079-6123(00)26028-7.Peer-Reviewed Original ResearchMeSH KeywordsAmphetaminesAmygdalaAnimalsBehaviorBrain MappingCentral Nervous System StimulantsCognitionCorpus StriatumDepressionDopamineDopamine AgonistsEmotionsHaplorhiniHumansLearningLimbic SystemMammalsMemoryMental DisordersNeural PathwaysNeurotransmitter AgentsNucleus AccumbensPhencyclidinePrefrontal CortexPsychotropic DrugsReceptors, NeurotransmitterRewardSchizophreniaSubstance-Related DisordersConceptsForebrain sitesPsychotropic drug actionPrecise anatomical sitesRole of dopamineDopaminergic dysfunctionDopaminergic transmissionDopaminergic functionDopamine neuronsDopaminergic responseReward-related stimuliCorticolimbic circuitsChronic activationDopaminergic activationStriatal regionsAfferent controlAnatomical sitesCorticostriatal systemMental disordersNeuropsychiatric disordersNeuromodulatory systemsPersistent neuroadaptationsDrug actionBehavioral functionsCellular mechanismsDopamine
1999
Impulsivity resulting from frontostriatal dysfunction in drug abuse: implications for the control of behavior by reward-related stimuli
Jentsch J, Taylor J. Impulsivity resulting from frontostriatal dysfunction in drug abuse: implications for the control of behavior by reward-related stimuli. Psychopharmacology 1999, 146: 373-390. PMID: 10550488, DOI: 10.1007/pl00005483.Peer-Reviewed Original ResearchConceptsControl of behaviorInhibitory controlIncentive learning processesDrug abuseInhibitory response controlReward-related stimuliDrug-seeking behaviorChronic drug useCognitive impulsivityMotivational processesRelated stimuliMotivational qualitiesFrontostriatal systemFrontostriatal dysfunctionDrug seekingDrugs of abuseNeuro-anatomicalVentral striatumDrive stateAllocation of behaviorAppropriate behavioral patternsCognitive dysfunctionResponse controlFrontal cortexPrimate brain
1998
In vivo expression of therapeutic human genes for dopamine production in the caudates of MPTP-treated monkeys using an AAV vector
During M, Samulski R, Elsworth J, Kaplitt M, Leone P, Xiao X, Li J, Freese A, Taylor J, Roth R, Sladek J, O’Malley K, Redmond D. In vivo expression of therapeutic human genes for dopamine production in the caudates of MPTP-treated monkeys using an AAV vector. Gene Therapy 1998, 5: 820-827. PMID: 9747462, DOI: 10.1038/sj.gt.3300650.Peer-Reviewed Original ResearchMeSH Keywords1-Methyl-4-phenyl-1,2,3,6-tetrahydropyridineAnimalsAromatic-L-Amino-Acid DecarboxylasesChlorocebus aethiopsDependovirusDopamineDopamine AgentsGene ExpressionGene Transfer TechniquesGenetic VectorsHumansImmunohistochemistryMaleParkinson DiseaseTrigeminal Caudal NucleusTyrosine 3-MonooxygenaseConceptsTyrosine hydroxylaseStriatal cellsDopamine-depleted monkeysAdeno-associated virus vectorProduction of dopamineParkinsonian monkeysTransient feverSevere hyperactivityStriatal dopaminePrimate neuronsStereotactic injectionHistological evidencePrimate modelInjection tractNeurotoxin MPTPDopamine productionParkinson's diseaseTreatment groupsSignificant toxicityBehavioral effectsVivo gene therapyElevated levelsBiochemical effectsFirst dayMonkeysIntrastriatal Grafts From Multiple Donors Do Not Result in a Proportional Increase in Survival of Dopamine Neurons in Nonhuman Primates
Sladek J, Collier T, Elsworth J, Roth R, Taylor J, Redmond D. Intrastriatal Grafts From Multiple Donors Do Not Result in a Proportional Increase in Survival of Dopamine Neurons in Nonhuman Primates. Cell Transplantation 1998, 7: 87-96. DOI: 10.1016/s0963-6897(98)00007-4.Peer-Reviewed Original ResearchConceptsDopamine neuronsDouble graftsAdult African green monkeysVentral mesencephalic dopamine neuronsMultiple donorsGrafts of tissueMore dopamine neuronsSymptoms of parkinsonismMesencephalic dopamine neuronsDopamine cell survivalHuman clinical trialsAfrican green monkeysIntrastriatal graftsPositive neuronsTotal numberClinical trialsDopamine levelsCaudate nucleusRecipient animalsGraftGrafted tissueNeuronsGreen monkeysNonhuman primatesDorsoventral extentIntrastriatal Grafts from Multiple Donors do not Result in a Proportional Increase in Survival of Dopamine Neurons in Nonhuman Primates
Sladek J, Collier T, Elsworth J, Roth R, Taylor J, Redmond D. Intrastriatal Grafts from Multiple Donors do not Result in a Proportional Increase in Survival of Dopamine Neurons in Nonhuman Primates. Cell Transplantation 1998, 7: 87-96. PMID: 9588591, DOI: 10.1177/096368979800700204.Peer-Reviewed Original ResearchConceptsDopamine neuronsDouble graftsAdult African green monkeysVentral mesencephalic dopamine neuronsMultiple donorsGrafts of tissueMore dopamine neuronsSymptoms of parkinsonismMesencephalic dopamine neuronsDopamine cell survivalHuman clinical trialsAfrican green monkeysIntrastriatal graftsPositive neuronsTotal numberClinical trialsDopamine levelsCaudate nucleusRecipient animalsGraftGrafted tissueNeuronsGreen monkeysNonhuman primatesDorsoventral extent
1997
Enduring Cognitive Deficits and Cortical Dopamine Dysfunction in Monkeys After Long-Term Administration of Phencyclidine
Jentsch J, Redmond D, Elsworth J, Taylor J, Youngren K, Roth R. Enduring Cognitive Deficits and Cortical Dopamine Dysfunction in Monkeys After Long-Term Administration of Phencyclidine. Science 1997, 277: 953-955. PMID: 9252326, DOI: 10.1126/science.277.5328.953.Peer-Reviewed Original ResearchConceptsDopamine utilizationPrefrontal cortexAtypical antipsychotic drug clozapineLong-term administrationDirect drug effectAntipsychotic drug clozapinePsychotomimetic drug phencyclidineAdministration of phencyclidineDorsolateral prefrontal cortexDopamine hypofunctionPrefrontal cortex functionCognitive dysfunctionPhencyclidine treatmentBehavioral deficitsDopamine dysfunctionPsychiatric disordersDrug effectsDrug clozapineDrug phencyclidineBrain regionsCognitive deficitsCortex functionCognitive functionPhencyclidineCortexDysregulation of Mesoprefrontal Dopamine Neurons Induced by Acute and Repeated Phencyclidine Administration in the Nonhuman Primate: Implications for Schizophrenia
Jentsch J, Elsworth J, Taylor J, Redmond D, Roth R. Dysregulation of Mesoprefrontal Dopamine Neurons Induced by Acute and Repeated Phencyclidine Administration in the Nonhuman Primate: Implications for Schizophrenia. Advances In Pharmacology 1997, 42: 810-814. PMID: 9328021, DOI: 10.1016/s1054-3589(08)60870-4.Peer-Reviewed Original ResearchConceptsPCP administrationAcute PCP administrationNegative symptomsDA systemMesoprefrontal dopamine neuronsSubcortical DA systemsBrains of patientsSchizophrenia-like symptomatologyDevelopment of neuropathologyDistinct behavioral effectsDAergic dysfunctionDA metabolismDAergic functionDopamine neuronsCognitive dysfunctionNovel agentsDeficits of schizophreniaFrontal cortexPsychotomimetic propertiesNeurobiological effectsDopamine systemPositive symptomsPhencyclidine administrationBehavioral effectsAdministration
1996
Alcohol plus cocaine: the whole is more than the sum of its parts.
Jatlow P, McCance E, Bradberry C, Elsworth J, Taylor J, Roth R. Alcohol plus cocaine: the whole is more than the sum of its parts. Therapeutic Drug Monitoring 1996, 18: 460-4. PMID: 8857569, DOI: 10.1097/00007691-199608000-00026.Peer-Reviewed Original Research
1993
Can Graft-Derived Neurotrophic Activity Be Used to Direct Axonal Outgrowth of Grafted Dopamine Neurons for Circuit Reconstruction in Primates?
Sladek J, Collier T, Elsworth J, Taylor J, Roth R, Redmond D. Can Graft-Derived Neurotrophic Activity Be Used to Direct Axonal Outgrowth of Grafted Dopamine Neurons for Circuit Reconstruction in Primates? Experimental Neurology 1993, 124: 134-139. PMID: 8282070, DOI: 10.1006/exnr.1993.1184.Peer-Reviewed Original ResearchNeural Transplantation for Neurodegenerative Diseases: Past, Present, and Futurea
REDMOND D, ROTH R, SPENCER D, NAFTOLIN F, LERANTH C, ROBBINS R, MAREK K, ELSWORTH J, SASS K, TAYLOR J, SLADEK J. Neural Transplantation for Neurodegenerative Diseases: Past, Present, and Futurea. Annals Of The New York Academy Of Sciences 1993, 695: 258-266. PMID: 8239293, DOI: 10.1111/j.1749-6632.1993.tb23064.x.Peer-Reviewed Original ResearchConceptsNeural transplantationParkinson's diseaseDopamine neuronsCellular replacementClinical treatmentFetal cellsNeural tissue transplantsNeural tissueIdiopathic Parkinson's diseaseDopamine-producing cellsFunctional effectsBest medical treatmentFetal neural tissueImportant functional effectsHuman neural tissueEssential neuromodulatorDrug therapyIdiopathic diseaseClinical conditionsTherapeutic experimentsBrain cellsIneffective treatmentMedical treatmentTissue transplantsTransplantation
1991
Cocaethylene: A neuropharmacologically active metabolite assciated with concurrent cocaine-ethanol ingestion
Jatlow P, Elsworth JD, Bradberry CW, Winger G, Taylor JR, Russell R, Roth RH. Cocaethylene: A neuropharmacologically active metabolite assciated with concurrent cocaine-ethanol ingestion. Life Sciences 1991, 48: 1787-1794. PMID: 2020260, DOI: 10.1016/0024-3205(91)90217-y.Peer-Reviewed Original ResearchConceptsDopamine uptake systemEffects of cocaineExtracellular dopamine concentrationBlood of individualsSelf-administration studiesInhibition of bindingEthanol abuseSystemic administrationNucleus accumbensDopamine reuptakeLocomotor activityActive metaboliteDopamine concentrationsBehavioral effectsCocaineEffects of ECRatsVivo formationEquipotentInhibitionSame extent