2011
New Frontiers in Animal Research of Psychiatric Illness
Kaffman A, Krystal J. New Frontiers in Animal Research of Psychiatric Illness. Methods In Molecular Biology 2011, 829: 3-30. PMID: 22231804, PMCID: PMC3337084, DOI: 10.1007/978-1-61779-458-2_1.Peer-Reviewed Original ResearchConceptsPsychiatric illnessAnimal modelsMental illnessHuman psychopathologyValid animal modelCurrent animal modelsNumerous psychiatric disordersMore effective interventionsResearch Domain Criteria projectInternational ClassificationPsychiatric disordersMeasurable endophenotypesIllnessNeurodevelopmental changesSubstance abuseEffective interventionsAnxiety disordersStatistical ManualMolecular changesDevelopmental originsMental disorders diagnostic systemsCircuit developmentTranslational workAnimal researchBehavioral outcomes
2007
Imaging the Neurochemistry of Alcohol and Substance Abuse
Martinez D, Kim JH, Krystal J, Abi-Dargham A. Imaging the Neurochemistry of Alcohol and Substance Abuse. Neuroimaging Clinics Of North America 2007, 17: 539-555. PMID: 17983969, DOI: 10.1016/j.nic.2007.07.004.Peer-Reviewed Original Research
2006
The vulnerability to alcohol and substance abuse in individuals diagnosed with schizophrenia
Krystal JH, D’Souza D, Gallinat J, Driesen N, Abi-Dargham A, Petrakis I, Heinz A, Pearlson G. The vulnerability to alcohol and substance abuse in individuals diagnosed with schizophrenia. Neurotoxicity Research 2006, 10: 235-252. PMID: 17197373, DOI: 10.1007/bf03033360.Peer-Reviewed Original ResearchConceptsSubstance abuse riskSubstance abuseSubstance abuse disordersAbuse riskSubstances of abuseNicotinic cholinergicPatient groupDopaminergic inputAbused substancesAbuse disordersSchizophrenic patientsDysphoric effectsAbuse liabilityHigh dosesLow dosesNegative symptomsReceptor functionAltered responseSchizophreniaSchizophrenic individualsRiskReward processingSubjective distressImpulsive behaviorDoses
2001
A neurobiological basis for substance abuse comorbidity in schizophrenia
Chambers R, Krystal J, Self D. A neurobiological basis for substance abuse comorbidity in schizophrenia. Biological Psychiatry 2001, 50: 71-83. PMID: 11526998, PMCID: PMC2913410, DOI: 10.1016/s0006-3223(01)01134-9.Peer-Reviewed Original ResearchConceptsDrug rewardLong-term substance abuseMedication side effectsPrior drug exposureSubstance abuse comorbidityNeuropathology of schizophreniaPrimary disease symptomsAddictive behaviorsDrug-seeking behaviorHippocampal dysfunctionDrug exposureFrontal cortexNucleus accumbensHippocampal formationSchizophrenic patientsSide effectsCognitive impairmentNegative symptomsSubstance abuseAltered integrationNeural circuitrySymptomsSchizophreniaMotivational changesComorbidities
2000
Comorbidity of psychiatric and substance abuse disorders
George T, Krystal J. Comorbidity of psychiatric and substance abuse disorders. Current Opinion In Psychiatry 2000, 13: 327-331. DOI: 10.1097/00001504-200005000-00015.Peer-Reviewed Original Research
1999
Toward a rational pharmacotherapy of comorbid substance abuse in schizophrenic patients
Krystal J, D'Souza D, Madonick S, Petrakis I. Toward a rational pharmacotherapy of comorbid substance abuse in schizophrenic patients. Schizophrenia Research 1999, 35: s35-s49. PMID: 10190224, DOI: 10.1016/s0920-9964(98)00162-5.Peer-Reviewed Original ResearchConceptsSchizophrenic patientsSubstance abuseTerms of rehospitalizationComorbid substance abuseExacerbation of symptomsHealth care expensesSelf-medication hypothesisBetter prognosisMedical illnessPharmacotherapeutic approachesRational pharmacotherapyNonschizophrenic populationsPatientsVocational functionIllicit substancesCare expensesAbuseVulnerability hypothesisRehospitalizationExacerbationMedicationsPharmacotherapyPrognosisPsychostimulantsIllness
1998
Increased Striatal Dopamine Transmission in Schizophrenia: Confirmation in a Second Cohort
Abi-Dargham A, Gil R, Krystal J, Baldwin RM, Seibyl JP, Bowers M, van Dyck CH, Charney DS, Innis RB, Laruelle M. Increased Striatal Dopamine Transmission in Schizophrenia: Confirmation in a Second Cohort. American Journal Of Psychiatry 1998, 155: 761-767. PMID: 9619147, DOI: 10.1176/ajp.155.6.761.Peer-Reviewed Original ResearchConceptsD2 receptor availabilityAcute amphetamine challengeStriatal dopamine transmissionAmphetamine challengeReceptor availabilityDopamine releaseHealthy subjectsDopamine transmissionDopamine D2 receptor availabilityExcess dopamine releaseStriatal dopamine releaseComparison groupD2 receptor radiotracerHistory of alcoholDSM-IV criteriaSingle photon emissionNew cohortUntreated patientsReceptor radiotracerSchizophrenic patientsPatientsSecond cohortParental socioeconomic statusPositive symptomsSubstance abuse
1994
Alcohol Dependence May Be the Missing Link Between Posttraumatic Stress Disorder and Panic-Reply
Krystal J, Southwick S, Charney D. Alcohol Dependence May Be the Missing Link Between Posttraumatic Stress Disorder and Panic-Reply. JAMA Psychiatry 1994, 51: 430-430. DOI: 10.1001/archpsyc.1994.03950050090014.Peer-Reviewed Original ResearchPanic disorderPTSD symptomsΑ2-adrenergic antagonistMajor psychiatric disordersPosttraumatic stress disorderAcute alcoholOpiate withdrawalMajor depressionNoradrenergic systemHealthy subjectsPsychiatric disordersClinical reportsAlcohol consumptionPatientsPanic attacksAlcohol dependenceSubstance abuseStress disorderNeurobiological significanceAnxiety disordersDisordersSymptomsPTSDWithdrawalLittle evidence
1988
Biological Mechanisms in Posttraumatic Stress Disorder Relevance for Substance Abuse
Kosten T, Krystal J. Biological Mechanisms in Posttraumatic Stress Disorder Relevance for Substance Abuse. Recent Developments In Alcoholism 1988, 6: 49-68. PMID: 3283864, DOI: 10.1007/978-1-4615-7718-8_3.Peer-Reviewed Original ResearchConceptsPosttraumatic stress disorderSubstance abuseHuman studiesEndogenous opioid systemCentral catecholaminesOpioid systemBrain catecholaminesEmotional response modelsTherapeutic approachesAnimal studiesSignificant biological contributionStress disorderNonhuman primatesBehavioral correlatesCatecholaminesRelevant animalBiological mechanismsRecent studiesAbuseIndirect measureSyndromeIncidenceStudy