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 outcomes
2016
Guanfacine alters the effect of stress and smoking on heart rate variability in regular daily smokers
Verplaetse TL, Smith PH, Smith KM, Oberleitner LM, McKee SA. Guanfacine alters the effect of stress and smoking on heart rate variability in regular daily smokers. Psychopharmacology 2016, 234: 805-813. PMID: 28028603, PMCID: PMC5309140, DOI: 10.1007/s00213-016-4517-1.Peer-Reviewed Original ResearchConceptsHeart rate variabilityRegular daily smokersEffects of guanfacineSmoking lapse behaviorHF-HRVPlacebo groupDaily smokersRate variabilitySmoking-related decreaseΑ2A-adrenergic agonistAd libitum smokingAd lib smokingHigh-frequency heart rate variabilityEffects of stressStress imageryNoradrenergic targetsVagal activityParent studySmokingGuanfacineTonic levelsPhasic changesNeutral imagery conditionsPotential mechanismsImportant marker