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 rateInfusionSmokingObjectivesToBehavioral precursors of nicotine product use trajectories among youth
Buta E, Gueorguieva R, Simon P, Garrison K. Behavioral precursors of nicotine product use trajectories among youth. American Journal Of Preventive Medicine 2024, 67: 360-369. PMID: 38782105, DOI: 10.1016/j.amepre.2024.05.009.Peer-Reviewed Original ResearchNicotine useNicotine productsHarm perceptionsPopulation Assessment of Tobacco and Health StudyBehavioral precursorsPublic health priorityNon-user classPriority intervention targetsPredictors of trajectoriesNonuser classesHealth StudyHealth priorityNicotineHigher oddsCentral network nodesYouth agesNon-usersOddsIntervention targetsPopulation AssessmentYouthPositive expectations
2023
Including the term ‘tobacco-free nicotine’ in the nicotine addiction warning label mandated by the US Food and Drug Administration alters risk perceptions and use intentions
Morean M, Gueorguieva R, O'Malley S, Krishnan-Sarin S. Including the term ‘tobacco-free nicotine’ in the nicotine addiction warning label mandated by the US Food and Drug Administration alters risk perceptions and use intentions. Tobacco Control 2023, tc-2023-058133. PMID: 37898544, PMCID: PMC11055938, DOI: 10.1136/tc-2023-058133.Peer-Reviewed Original ResearchWarning labelsParticipant characteristicsUS FoodMultivariable logistic regressionNicotine e-cigarettesPublic health impactAdministration altersMost harmAddictive chemicalNicotine productsNicotine addictionDrug AdministrationAnonymous online surveyE-cigarettesLogistic regressionNicotineYoung individualsVulnerable populationsHealth impactsFDAPublic healthRisk perceptionParticipantsSignificant interactionAddictiveness