2010
Analgesic Effects of Ethanol Are Influenced by Family History of Alcoholism and Neuroticism
Ralevski E, Perrino A, Acampora G, Koretski J, Limoncelli D, Petrakis I. Analgesic Effects of Ethanol Are Influenced by Family History of Alcoholism and Neuroticism. Alcohol Clinical And Experimental Research 2010, 34: 1433-1441. PMID: 20497133, PMCID: PMC9136640, DOI: 10.1111/j.1530-0277.2010.01228.x.Peer-Reviewed Original ResearchConceptsFamily historyAnalgesic responseHigh N scoresAnalgesic effectNoxious electrical stimulationPositive family historyStart of infusionDoses of ethanolSeparate test daysNegative family historyTest dayExperience of painN scoreMore analgesiaPlacebo dayPain assessmentPersonality traitsIntravenous administrationHealthy subjectsEthanol challengeLow doseElectrical stimulationAlcoholismThirty-oneLow N scores
2009
Varenicline Reduces Alcohol Self-Administration in Heavy-Drinking Smokers
McKee SA, Harrison EL, O'Malley SS, Krishnan-Sarin S, Shi J, Tetrault JM, Picciotto MR, Petrakis IL, Estevez N, Balchunas E. Varenicline Reduces Alcohol Self-Administration in Heavy-Drinking Smokers. Biological Psychiatry 2009, 66: 185-190. PMID: 19249750, PMCID: PMC2863311, DOI: 10.1016/j.biopsych.2009.01.029.Peer-Reviewed Original ResearchConceptsHeavy drinking smokersSelf-administration periodAlcohol consumptionPartial nicotinic agonistPlacebo-controlled investigationEffects of vareniclineReduced ethanol intakeAlcohol Self-AdministrationAlcohol use disorderNicotinic acetylcholine receptorsMedication pretreatmentAdverse eventsNumber of drinksPreclinical evidenceAdditional drinkEthanol intakeTobacco dependenceDaily smokersPriming doseVareniclineComorbid disordersNicotinic agonistsUse disordersPriming drinkPotential treatment
2008
Ethanol-like effects of thiopental and ketamine in healthy humans
Dickerson D, Pittman B, Ralevski E, Perrino A, Limoncelli D, Edgecombe J, Acampora G, Krystal J, Petrakis I. Ethanol-like effects of thiopental and ketamine in healthy humans. Journal Of Psychopharmacology 2008, 24: 203-211. PMID: 19028835, PMCID: PMC4484757, DOI: 10.1177/0269881108098612.Peer-Reviewed Original ResearchConceptsEthanol-like effectsEthanol-related effectsNMDA receptor antagonistBlock NMDA receptorsNMDA receptor antagonismSeparate test daysGamma-aminobutyric acidReceptor antagonismSubanesthetic dosesReceptor antagonistNMDA receptorsFamily historyEthanol intoxicationHealthy humansPharmacological agentsEthanol effectsKetamineReceptor activityReceptor functionLarger studyBehavioral effectsThiopentalIntoxicationSubjective intoxicationTest dayModulation of the cortical processing of novel and target stimuli by drugs affecting glutamate and GABA neurotransmission
Watson TD, Petrakis IL, Edgecombe J, Perrino A, Krystal JH, Mathalon DH. Modulation of the cortical processing of novel and target stimuli by drugs affecting glutamate and GABA neurotransmission. The International Journal Of Neuropsychopharmacology 2008, 12: 357-370. PMID: 18771605, PMCID: PMC2900256, DOI: 10.1017/s1461145708009334.Peer-Reviewed Original ResearchMeSH KeywordsAdultAnalysis of VarianceCerebral CortexDouble-Blind MethodElectroencephalographyEvoked PotentialsFemaleGABA ModulatorsHumansKetamineMalePain MeasurementPattern Recognition, VisualPhotic StimulationReaction TimeReceptors, GABA-BReceptors, N-Methyl-D-AspartateStatistics as TopicThiopentalYoung AdultConceptsPlacebo-controlled studyNMDA receptor systemSubanaesthetic dosesGABA neurotransmissionChallenge sessionsDrug effectsNMDA antagonismHealthy adultsNovel stimuliCortical processingReceptor systemPlaceboDrugsCounterbalanced orderKetaminePotential correlatesNeural correlatesP3a amplitudeNovelty processingP300 componentStandard stimuliStimulus processingStimuliTarget stimuliN2 amplitude
2001
Attenuation of Ketamine Effects by Nimodipine Pretreatment in Recovering Ethanol Dependent Men: Psychopharmacologic Implications of the Interaction of NMDA and L-Type Calcium Channel Antagonists
Krupitsky E, Burakov A, Romanova T, Grinenko N, Grinenko A, Fletcher J, Petrakis I, Krystal J. Attenuation of Ketamine Effects by Nimodipine Pretreatment in Recovering Ethanol Dependent Men: Psychopharmacologic Implications of the Interaction of NMDA and L-Type Calcium Channel Antagonists. Neuropsychopharmacology 2001, 25: 936-947. PMID: 11750186, DOI: 10.1016/s0893-133x(01)00346-3.Peer-Reviewed Original ResearchConceptsVoltage-sensitive calcium channelsL-type voltage-sensitive calcium channelsKetamine effectsStimulant effectsCalcium channelsDouble-blind placebo-controlled studyN-methyl-D-aspartate (NMDA) glutamate receptorsL-type calcium channel antagonistL-type VSCC antagonistBehavioral effectsTransient behavioral effectsPlacebo-controlled studyCalcium channel antagonistsImproved memory functionInteraction of NMDAAspects of schizophreniaNimodipine pretreatmentVSCC antagonistsVerbal fluency impairmentPatient groupKetamine responseChannel antagonistsNMDA antagonistsNMDA receptorsEthanol intoxicationEffect of Tryptophan Depletion on Alcohol Cue‐Induced Craving in Abstinent Alcoholic Patients
Petrakis I, Trevisan L, Boutros N, Limoncelli D, Cooney N, Krystal J. Effect of Tryptophan Depletion on Alcohol Cue‐Induced Craving in Abstinent Alcoholic Patients. Alcohol Clinical And Experimental Research 2001, 25: 1151-1155. PMID: 11505046, DOI: 10.1111/j.1530-0277.2001.tb02329.x.Peer-Reviewed Original ResearchMeSH KeywordsAdultAlcoholismAmino AcidsDouble-Blind MethodEthanolHumansPlacebosRecurrenceSerotoninSolutionsTryptophanConceptsCue-induced cravingAlcohol-dependent patientsTryptophan depletionAlcohol cue-induced cravingDouble-blind fashionPlasma free tryptophanAbstinent alcoholic patientsAmino acid drinkActive tryptophan depletionAlcoholic patientsSerotonin synthesisAcid drinkSober alcoholicsAlcoholic individualsPrecursor tryptophanCue exposurePatientsAlcohol useAbstinent alcoholic individualsCravingFree tryptophanAlcohol cuesTest dayGreater increaseSimilar drinks
2000
Sex Differences in Self-Reported and Physiological Response to Oral Cocaine and Placebo in Humans
Singha A, McCance-Katz E, Petrakis I, Kosten T, Oliveto A. Sex Differences in Self-Reported and Physiological Response to Oral Cocaine and Placebo in Humans. The American Journal Of Drug And Alcohol Abuse 2000, 26: 643-657. PMID: 11097197, DOI: 10.1081/ada-100101900.Peer-Reviewed Original ResearchConceptsBad drug effectsSex differencesSystolic blood pressureCocaine-abusing volunteersGreater increasePentobarbital-ChlorpromazineBlood pressurePlacebo controlDrug effectsActive drugOral cocainePlaceboBaseline ratingsCocaineGreater ratingsMalesDrugsFemalesPhysiological responsesResponseAlcohol groupDifferencesVolunteers
1998
Naltrexone Augmentation of Neuroleptics in Schizophrenia
Sernyak M, Glazer W, Heninger G, Charney D, Woods S, Petrakis I, Krystal J, Price L. Naltrexone Augmentation of Neuroleptics in Schizophrenia. Journal Of Clinical Psychopharmacology 1998, 18: 248-251.. PMID: 9617985, DOI: 10.1097/00004714-199806000-00011.Peer-Reviewed Original ResearchConceptsBrief Psychiatric Rating ScaleTotal BPRS scoreBPRS scoresNegative symptomsAddition of naltrexoneBPRS subscale scoresOngoing neuroleptic treatmentSingle-blind basisPlacebo-controlled trialSingle-blind fashionSubscale scoresBPRS total scorePsychiatric Rating ScaleDSM-III criteriaSubsequent treatmentRepeated-measures analysisNaltrexone augmentationNeuroleptic medicinesNeuroleptic regimenTransient exacerbationPlacebo armNeuroleptic treatmentClinical benefitRepeated-measures ANOVANaltrexoneFluoxetine treatment of depressive disorders in methadone-maintained opioid addicts
Petrakis I, Carroll K, Nich C, Gordon L, Kosten T, Rounsaville B. Fluoxetine treatment of depressive disorders in methadone-maintained opioid addicts. Drug And Alcohol Dependence 1998, 50: 221-226. PMID: 9649975, DOI: 10.1016/s0376-8716(98)00032-5.Peer-Reviewed Original ResearchConceptsCocaine useOpioid addictsMedication effectsDepressive symptomsSignificant decreaseEffectiveness of fluoxetineSelf-reported cocaine useDrug use outcomesSubsample of subjectsFluoxetine treatmentUrine toxicologySelf-reported useDepressive disorderSevere depressionHeroin useFluoxetineEffective agentUse outcomesDepressionPlaceboSignificant differencesTreatmentSymptomsAddictsMethadone
1997
Effect of alpha-methyl-para-tyrosine on response to cocaine challenge
Stine S, Krystal J, Petrakis I, Jatlow P, Heninger G, Kosten T, Chamey D. Effect of alpha-methyl-para-tyrosine on response to cocaine challenge. Biological Psychiatry 1997, 42: 181-190. PMID: 9232210, DOI: 10.1016/s0006-3223(96)00331-9.Peer-Reviewed Original ResearchConceptsDopamine metabolite homovanillic acidCocaine-induced euphoriaNorepinephrine metabolite 3Placebo-controlled studyBlood pressure responseMetabolite homovanillic acidReduced plasma levelsTyrosine hydroxylase inhibitorSerum cocaine levelsTuberoinfundibular dopamine systemAMPT pretreatmentAcute reductionIntranasal administrationPara-tyrosinePlasma levelsProlactin levelsCocaine challengeHomovanillic acidCatecholamine synthesisHeart rateHydroxylase inhibitorAlpha-methylDopamine systemCocaine levelsTherapeutic potential