2025
Switching from menthol to non-menthol cigarettes does not impact acute responses to intravenous nicotine
Wolkowicz N, Parida S, Gueorguieva R, Sofuoglu M. Switching from menthol to non-menthol cigarettes does not impact acute responses to intravenous nicotine. Pharmacology Biochemistry And Behavior 2025, 249: 173985. PMID: 40010441, PMCID: PMC11932434, DOI: 10.1016/j.pbb.2025.173985.Peer-Reviewed Original ResearchConceptsContinuous Performance TestResponse to nicotineNicotine infusionNon-menthol cigarettesAcute responses to nicotineExperimental sessionsIntravenous nicotine infusionsNicotine metabolite ratioSmoking conditionsDaily cigarette smokingTobacco withdrawalWithdrawal severitySmoking urgesNicotine administrationCigarette consumptionIntravenous nicotineSmoking menthol cigarettesDrug effectsNicotineReduce cigarette consumptionHeart rate responseMetabolite ratiosBlood levelsPrimary outcomeInfusion period
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 adults
2020
A prospective study of the association between rate of nicotine metabolism and alcohol use in tobacco users in the United States
Roberts W, Marotta PL, Verplaetse TL, Peltier MR, Burke C, Ramchandani VA, McKee SA. A prospective study of the association between rate of nicotine metabolism and alcohol use in tobacco users in the United States. Drug And Alcohol Dependence 2020, 216: 108210. PMID: 32805549, PMCID: PMC7609495, DOI: 10.1016/j.drugalcdep.2020.108210.Peer-Reviewed Original ResearchConceptsNicotine metabolite ratioRisk factorsAlcohol useTobacco usersNicotine metabolismTrans-3'-HydroxycotinineWave 1Biochemical risk factorsAlcohol consumption amountCurrent tobacco usersNicotine metabolism rateAssociated health outcomesSex differencesAlcohol use outcomesCigarette smokersNicotine exposureProspective studyOdds ratioTobacco useDrinking statusHealth StudyAlcohol consumptionNicotine useMetabolite ratiosHealth outcomesAssociations Between Nicotine Metabolite Ratio and Gender With Transitions in Cigarette Smoking Status and E-Cigarette Use: Findings Across Waves 1 and 2 of the Population Assessment of Tobacco and Health (PATH) Study
Verplaetse TL, Peltier MR, Roberts W, Moore KE, Pittman BP, McKee SA. Associations Between Nicotine Metabolite Ratio and Gender With Transitions in Cigarette Smoking Status and E-Cigarette Use: Findings Across Waves 1 and 2 of the Population Assessment of Tobacco and Health (PATH) Study. Nicotine & Tobacco Research 2020, 22: 1316-1321. PMID: 32152625, PMCID: PMC7364844, DOI: 10.1093/ntr/ntaa022.Peer-Reviewed Original ResearchConceptsNicotine metabolite ratioFaster nicotine metabolismHigher nicotine metabolite ratioE-cigarette useCigarette smoking statusSlower nicotine metabolismNicotine metabolismE-cigarettesSmoking statusCigarette smokingMetabolite ratiosE-cigarette use statusPopulation-based studyLongitudinal cohort studyWave 1Cigarette smoking behaviorCohort studyClinical trialsTobacco usePATH studyHealth StudySmoking behaviorEarly interventionUS populationCombustible cigarettes
2018
Biochemical, demographic, and self-reported tobacco-related predictors of the acute heart rate response to nicotine in smokers
Jensen KP, Valentine G, Buta E, DeVito EE, Gelernter J, Sofuoglu M. Biochemical, demographic, and self-reported tobacco-related predictors of the acute heart rate response to nicotine in smokers. Pharmacology Biochemistry And Behavior 2018, 173: 36-43. PMID: 30107183, PMCID: PMC6125200, DOI: 10.1016/j.pbb.2018.08.004.Peer-Reviewed Original ResearchConceptsAcute heart rate responseHeart rate responseNicotine infusionHigher nicotine metabolite ratioTobacco harm reduction approachesRate responseGreater withdrawal symptomsNicotine metabolite ratioBlood-based biomarkersNicotine delivery systemsWarrants further investigationHarm reduction approachWithdrawal symptomsCardiovascular functionLower nicotine levelsTobacco useMetabolite ratiosNicotine levelsSmokeless productsHigher cortisolSmokersHR effectsStimulatory effectNicotineDemographic characteristicsAcute effects of inhaled menthol on the rewarding effects of intravenous nicotine in smokers
Valentine GW, DeVito EE, Jatlow PI, Gueorguieva R, Sofuoglu M. Acute effects of inhaled menthol on the rewarding effects of intravenous nicotine in smokers. Journal Of Psychopharmacology 2018, 32: 986-994. PMID: 29788802, PMCID: PMC6329876, DOI: 10.1177/0269881118773972.Peer-Reviewed Original ResearchConceptsPositive subjective effectsPositive subjective responsesIntravenous nicotineNicotine metabolismSubjective effectsNicotine metabolite ratioYoung adult smokersSlower nicotine metabolismTest sessionsSubjective responsesSevere nicotine withdrawalMenthol inhalationNicotine withdrawalAcute effectsAdult smokersWithdrawal severityNicotine infusionRewarding effectsSmokersSmoking urgesChronic exposureMetabolite ratiosAversive effectsMenthol conditionsElectronic cigarettes
1998
Lateralization of human temporal lobe epilepsy by 31P NMR spectroscopic imaging at 4.1 T
Chu W, Hetherington H, Kuzniecky R, Simor T, Mason G, Elgavish G. Lateralization of human temporal lobe epilepsy by 31P NMR spectroscopic imaging at 4.1 T. Neurology 1998, 51: 472-479. PMID: 9710021, DOI: 10.1212/wnl.51.2.472.Peer-Reviewed Original ResearchConceptsMesial temporal lobeTemporal lobe epilepsy patientsTemporal lobe epilepsyPCr/PiTemporal lobeClinical lateralizationLobe epilepsySeizure focusEpilepsy patientsHealthy volunteersHuman temporal lobe epilepsyPi ratioSubgroup of patientsIpsilateral lobePresurgical lateralizationContralateral lobeLateralization resultsPatientsMetabolite ratiosNoninvasive modalityNoninvasive methodLateralizationScalp EEGAnterior regionIntracranial EEG
This site is protected by hCaptcha and its Privacy Policy and Terms of Service apply