2005
Abnormal hemodynamics in schizophrenia during an auditory oddball task
Kiehl KA, Stevens MC, Celone K, Kurtz M, Krystal JH. Abnormal hemodynamics in schizophrenia during an auditory oddball task. Biological Psychiatry 2005, 57: 1029-1040. PMID: 15860344, PMCID: PMC2771438, DOI: 10.1016/j.biopsych.2005.01.035.Peer-Reviewed Original ResearchConceptsAuditory oddball taskHealthy participantsOddball taskThree-stimulus auditory oddball taskDiffuse brain abnormalitiesHealthy control subjectsNovelty processingWidespread pathologic processCerebral areasControl subjectsBrain abnormalitiesMagnetic resonance imaging dataAbnormal hemodynamicsPathologic processesSchizophrenia patientsParietal cortexCognitive functionHeterogeneous disorderCerebellar circuitsSchizophreniaAbnormalitiesSignificant activationSubcortical systemsFunctional magnetic resonance imaging (fMRI) dataPatients
2004
The Psychotomimetic Effects of Intravenous Delta-9-Tetrahydrocannabinol in Healthy Individuals: Implications for Psychosis
D'Souza DC, Perry E, MacDougall L, Ammerman Y, Cooper T, Wu YT, Braley G, Gueorguieva R, Krystal JH. The Psychotomimetic Effects of Intravenous Delta-9-Tetrahydrocannabinol in Healthy Individuals: Implications for Psychosis. Neuropsychopharmacology 2004, 29: 1558-1572. PMID: 15173844, DOI: 10.1038/sj.npp.1300496.Peer-Reviewed Original ResearchMeSH KeywordsAdultAnxietyArousalAttentionBehaviorCognitionDose-Response Relationship, DrugDouble-Blind MethodDronabinolFemaleHallucinogensHemodynamicsHumansHydrocortisoneInjections, IntravenousMaleMemory, Short-TermMental RecallPanicProlactinPsychiatric Status Rating ScalesPsychometricsPsychoses, Substance-InducedSpeechVerbal LearningConceptsCannabinoid receptor functionWord recallRecognition recallVerbal fluencyCognitive deficitsProspective safety dataNegative symptomsAbuse disordersHealthy individualsCounterbalanced studyMonths poststudyRecallPsychotomimetic effectsPsychotic disordersReceptor functionPsychosisEndogenous psychosesIndividualsDistractibilityFluencyTransient symptomsDisordersEndocrine effectsSafety dataAnxiety