2023
Threshold for the Pleasurable Effects of Nicotine Are Lower Than Its Reinforcing Effects During Self-Administration
MacLean RR, Eid T, Parida S, Gueorguieva R, DeVito EE, Sofuoglu M. Threshold for the Pleasurable Effects of Nicotine Are Lower Than Its Reinforcing Effects During Self-Administration. Experimental And Clinical Psychopharmacology 2023, 31: 37-45. PMID: 35254839, PMCID: PMC9448824, DOI: 10.1037/pha0000556.Peer-Reviewed Original ResearchConceptsNicotine metabolite ratioDose of nicotineNicotine reinforcementSubjective effectsDiscriminative stimulus effectsHeart rate increaseDoses of nicotineSelf-administration procedureSubjective positive effectsDaily smokersBaseline cravingIntravenous nicotineOvernight abstinenceCigarette cravingDrug effectsMetabolite ratiosStimulus effectsSecondary analysisPlaceboSelf-AdministrationNicotine choiceTobacco productsNicotinePleasurable effectsYoung adultsExamining racial differences in smoking outcomes among smokers enrolled in an intravenous nicotine infusion study
Schwartz E, Palmisano A, Gueorguieva R, DeVito E, Sofuoglu M. Examining racial differences in smoking outcomes among smokers enrolled in an intravenous nicotine infusion study. Addictive Behaviors 2023, 140: 107615. PMID: 36640662, PMCID: PMC9911383, DOI: 10.1016/j.addbeh.2023.107615.Peer-Reviewed Original ResearchConceptsSmoking-related illnessesNegative drug effectsNicotine clearanceOvernight abstinenceNicotine infusionDrug effectsMentholated cigarettesWhite individualsBlack individualsAcute pharmacologic effectsSmoking-related morbiditySmoking-related diseasesAdministration of nicotineSmoking-related outcomesSubjective drug effectsShort-term abstinenceLower ratesTrend level differenceLarge racial disparitiesNicotine administrationNicotine dosesTrend-level significancePharmacologic effectsTreatment strategiesOutcome measures
2022
Catechol-O-Methyltransferase Effects on Smoking: a Review and Proof of Concept of Sex-Sensitive Effects
DeVito E, Sofuoglu M. Catechol-O-Methyltransferase Effects on Smoking: a Review and Proof of Concept of Sex-Sensitive Effects. Current Behavioral Neuroscience Reports 2022, 9: 113-123. PMID: 36644316, PMCID: PMC9838826, DOI: 10.1007/s40473-022-00251-2.Peer-Reviewed Original ResearchSmoking behaviorPreliminary dataHuman laboratory studiesCigarette smoking behaviorShort-term abstinenceNicotine administrationSmoking cessationTreatment optionsWithdrawal symptomsCessation outcomesPharmacogenetic effectsOvernight abstinenceMet carriersSmoking urgesActivity genotypeReviewThis articleSymptomsCOMT geneSex differencesAbstinenceFunctional variantsSmokingCigarettesAdministrationIndividualsImpact of delivery rate on the acute response to intravenous nicotine: A human laboratory study with implications for regulatory science
De Aquino JP, MacLean RR, Gueorguieva R, DeVito EE, Eid T, Sofuoglu M. Impact of delivery rate on the acute response to intravenous nicotine: A human laboratory study with implications for regulatory science. Addiction Biology 2022, 27: e13161. PMID: 35229960, PMCID: PMC8903077, DOI: 10.1111/adb.13161.Peer-Reviewed Original ResearchConceptsAbuse potentialPositive subjective drug effectsSubjective drug effectsHuman laboratory studiesPositive subjective effectsAttention functionSmoking urgesOvernight abstinencePotential therapeutic effectsEffects of nicotineHeart rate increaseDelivery rateDependent smokersExperimental sessionsSubjective effectsNicotine dependenceIntravenous nicotineBlood pressureSaline infusionAcute effectsTherapeutic effectHeart rateDrug effectsAcute responseCrossover design
2016
Effect of Menthol-preferring Status on Response to Intravenous Nicotine
DeVito EE, Valentine GW, Herman AI, Jensen KP, Sofuoglu M. Effect of Menthol-preferring Status on Response to Intravenous Nicotine. Tobacco Regulatory Science 2016, 2: 317-328. PMID: 28890914, PMCID: PMC5589161, DOI: 10.18001/trs.2.4.4.Peer-Reviewed Original ResearchSmoking urgesPre-existing individual differencesNicotine dosesNicotine-dependent participantsOvernight smoking abstinenceShort-term abstinenceNon-menthol cigarettesIndividual differencesCognitive performanceCigarette smokersOvernight abstinenceNon-menthol cigarette smokersAcute nicotineSmokers' responsesDependent participantsSmoking abstinenceSubjective differencesEffect of mentholIntravenous nicotineAbstinenceMenthol preferenceSmokersPRO useParticipantsUrge
2015
A CHRNA5 Smoking Risk Variant Decreases the Aversive Effects of Nicotine in Humans
Jensen KP, DeVito EE, Herman AI, Valentine GW, Gelernter J, Sofuoglu M. A CHRNA5 Smoking Risk Variant Decreases the Aversive Effects of Nicotine in Humans. Neuropsychopharmacology 2015, 40: 2813-2821. PMID: 25948103, PMCID: PMC4864657, DOI: 10.1038/npp.2015.131.Peer-Reviewed Original ResearchMeSH KeywordsAdultBlood PressureCognition DisordersCotinineFemaleGenome-Wide Association StudyHeart RateHumansMaleMiddle AgedNerve Tissue ProteinsNeuropsychological TestsNicotineNicotinic AgonistsPolymorphism, Single NucleotideReceptors, NicotinicSmokingSubstance Withdrawal SyndromeSurveys and QuestionnairesConceptsAversive effectsHeavy smokingRisk allelesSmoking-related disordersAfrican American smokersCHRNA5-CHRNA3Doses of nicotineHigh nicotine doseNicotine administrationIntravenous doseNicotine effectsNicotine doseAmerican smokersWithdrawal severityOvernight abstinenceAcute responseAA subjectsCardiovascular reactivityCHRNB4 gene clusterNicotineEuropean AmericansAversive responsesAdministration sessionsSmokingCognitive performance
2013
Subjective, Physiological, and Cognitive Responses to Intravenous Nicotine: Effects of Sex and Menstrual Cycle Phase
DeVito EE, Herman AI, Waters AJ, Valentine GW, Sofuoglu M. Subjective, Physiological, and Cognitive Responses to Intravenous Nicotine: Effects of Sex and Menstrual Cycle Phase. Neuropsychopharmacology 2013, 39: 1431-1440. PMID: 24345818, PMCID: PMC3988546, DOI: 10.1038/npp.2013.339.Peer-Reviewed Original ResearchConceptsSubjective drug effectsMenstrual cycle phaseDrug effectsNicotine dependenceMenstrual cycle phase effectsFollicular phase womenSerious public health concernCycle phase effectsSymptoms of withdrawalLuteal phase femalesPublic health concernMenstrual phase differencesNicotine administrationOptimal treatmentIntravenous nicotineLuteal phaseOvernight abstinenceSmoking behaviorCycle phaseNicotine responseGreater physiological responsesBiochemical confirmationHealth concernEffects of sexBetter cognition