2014
Primate Phencyclidine Model of Schizophrenia: Sex-Specific Effects on Cognition, Brain Derived Neurotrophic Factor, Spine Synapses, and Dopamine Turnover in Prefrontal Cortex
Elsworth JD, Groman SM, Jentsch JD, Leranth C, Redmond DE, Kim JD, Diano S, Roth RH. Primate Phencyclidine Model of Schizophrenia: Sex-Specific Effects on Cognition, Brain Derived Neurotrophic Factor, Spine Synapses, and Dopamine Turnover in Prefrontal Cortex. The International Journal Of Neuropsychopharmacology 2014, 18: pyu048. PMID: 25522392, PMCID: PMC4438537, DOI: 10.1093/ijnp/pyu048.Peer-Reviewed Original ResearchConceptsSpine synapse numberDorsolateral prefrontal cortexDopamine turnoverPhencyclidine treatmentSpine synapsesSynapse numberCognitive deficitsPrefrontal cortexPhencyclidine modelMale monkeysJuvenile monkeysSchizophrenia-related cognitive deficitsDendritic spine synapsesIncidence of schizophreniaAdult male monkeysSex-specific effectsMessenger RNABDNF expressionNeurotrophic factorNovel treatmentsCombined groupAdult nonhumanCore symptomsCortexNonhuman primates
2013
Methamphetamine-induced increases in putamen gray matter associate with inhibitory control
Groman SM, Morales AM, Lee B, London ED, Jentsch JD. Methamphetamine-induced increases in putamen gray matter associate with inhibitory control. Psychopharmacology 2013, 229: 527-538. PMID: 23748383, PMCID: PMC3770792, DOI: 10.1007/s00213-013-3159-9.Peer-Reviewed Original ResearchMeSH KeywordsAmphetamine-Related DisordersAnimalsChlorocebus aethiopsCognitionDiscrimination, PsychologicalDose-Response Relationship, DrugInhibition, PsychologicalMagnetic Resonance ImagingMaleMethamphetaminePositron-Emission TomographyPutamenReceptors, Dopamine D2Retention, PsychologyReversal LearningTime FactorsConceptsD2-like receptorsGray matterDrug usePositron emission tomography scanDopamine D2-like receptorsDrug-experienced individualsHuman methamphetamine usersRegimen of methamphetamineEmission tomography scanGray matter abnormalitiesMethamphetamine-induced increasesDrug-induced changesInhibitory controlNeurobiological risk factorsDopaminergic markersRisk factorsTomography scanDAT availabilityRight putamenTransporter availabilityPharmacological effectsStructural abnormalitiesRegimenMagnetic resonance imagesObjectivesThe purpose
2008
Poor response inhibition: At the nexus between substance abuse and attention deficit/hyperactivity disorder
Groman SM, James AS, Jentsch JD. Poor response inhibition: At the nexus between substance abuse and attention deficit/hyperactivity disorder. Neuroscience & Biobehavioral Reviews 2008, 33: 690-698. PMID: 18789354, PMCID: PMC2728075, DOI: 10.1016/j.neubiorev.2008.08.008.Peer-Reviewed Original ResearchConceptsAttention deficit hyperactivity disorderSubstance abuseSubstance abuse/dependenceHyperactivity disorderAnimal model studiesAbuse/dependenceAttention-deficit/hyperactivity disorderDeficit/hyperactivity disorderResponse inhibition functionDeficit hyperactivity disorderUltimate progressionDependence disordersUnderlying biological mechanismsAnimal modelsBehavioral impairmentsCingulate cortexDisordersMultiple causesExhibit deficitsADHD-like traitsDrug takingResponse inhibitionBiological mechanismsImpairmentNeural level