2024
Pulsed nicotine infusions as a model for smoking: validating a tool to explore nicotine thresholds in humans
Parida S, MacLean R, Gueorguieva R, Sofuoglu M. Pulsed nicotine infusions as a model for smoking: validating a tool to explore nicotine thresholds in humans. Psychopharmacology 2024, 241: 1915-1922. PMID: 38970644, DOI: 10.1007/s00213-024-06609-6.Peer-Reviewed Original ResearchDiscriminative stimulus effectsAddiction thresholdNicotine doseDiscriminative stimulus effects of nicotineStimulus effects of nicotineNicotine deliveryEffects of nicotineOvernight abstinenceStimulus effectsNicotine infusionSubjective effectsTest sessionsNicotineMethodsEleven participantsInfusion procedureLow dosesParticipantsThreshold doseConclusionsTheseAbstinenceDoseHeart rateInfusionSmokingObjectivesTo
2023
Associations Between Childhood Trauma and Tobacco Use Outcomes in Adults after Overnight Abstinence
Palmisano A, Schwartz E, Gueorguieva R, Sofuoglu M. Associations Between Childhood Trauma and Tobacco Use Outcomes in Adults after Overnight Abstinence. Nicotine & Tobacco Research 2023, 26: 324-332. PMID: 37565294, PMCID: PMC10882440, DOI: 10.1093/ntr/ntad135.Peer-Reviewed Original ResearchSevere nicotine dependenceNicotine dependenceCotinine levelsChildhood traumaWithdrawal severityOvernight abstinenceSmoking outcomesAbuse groupHigher plasma cotinine levelsTrauma subscalesPlasma cotinine levelsNegative affectSmoking-related outcomesPublic health interventionsStudies of adultsTobacco use outcomesSevere childhood traumaChildhood trauma historyCessation interventionsMinimal groupsSmoking riskBiochemical assessmentSmoking behaviorSmoking urgesPlasma cortisolExamining 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