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 ResearchMeSH KeywordsFemaleHumansMaleNicotineSmoking CessationTobaccoTobacco ProductsTobacco Use DisorderYoung AdultConceptsNicotine 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
2022
Progesterone Increases Nicotine Withdrawal and Anxiety in Male but Not Female Smokers During Brief Abstinence
Novick AM, Duffy KA, Johnson RL, Sammel MD, Cao W, Strasser AA, Sofuoglu M, Kuzma A, Loughead J, Epperson CN. Progesterone Increases Nicotine Withdrawal and Anxiety in Male but Not Female Smokers During Brief Abstinence. Nicotine & Tobacco Research 2022, 24: 1898-1905. PMID: 35713950, PMCID: PMC9653080, DOI: 10.1093/ntr/ntac146.Peer-Reviewed Original ResearchMeSH KeywordsAnxietyCross-Over StudiesFemaleHumansMaleNicotineProgesteroneSmokersSmoking CessationSubstance Withdrawal SyndromeTobacco Use DisorderConceptsBrief abstinenceNegative affectNicotine withdrawalNicotine use disorderUse disordersFemale smokersNeural measuresFinal drug administrationSmoking cuesSmoking-related outcomesNeural responsesEffect of progesteroneSmoking urgesMood statesSex-dependent effectsSmoking outcomesNicotine effectsDrug AdministrationAbstinence periodSubjective effectsNicotine dependenceAbstinenceMain effectSignificant sexPlacebo-controlled crossover study
1998
Effects of cotinine on cigarette self-administration
Hatsukami D, Lexau B, Nelson D, Pentel P, Sofuoglu M, Goldman A. Effects of cotinine on cigarette self-administration. Psychopharmacology 1998, 138: 184-189. PMID: 9718288, DOI: 10.1007/s002130050661.Peer-Reviewed Original ResearchMeSH KeywordsAdultCotinineDouble-Blind MethodExtinction, PsychologicalFemaleHumansMaleMiddle AgedNicotineSelf AdministrationSmokingSmoking CessationConceptsDoses of cotinineWithdrawal symptomsCigarette withdrawal symptomsEffects of cotinineNicotine serum levelsSelective modulatory effectNicotine withdrawal symptomsNumber of cigarettesEffects of nicotineMetabolite of nicotineSubjective responsesNicotine patchSerum levelsCigarette smokingNicotine intakeModulatory effectsCarbon monoxide levelsCotinineRandomized orderPlaceboBeneficial effectsCigarettesOutcome variablesDosesSymptoms