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
2005
Sex, GABA, and nicotine: The impact of smoking on cortical GABA levels across the menstrual cycle as measured with proton magnetic resonance spectroscopy
Epperson CN, O’Malley S, Czarkowski KA, Gueorguieva R, Jatlow P, Sanacora G, Rothman DL, Krystal JH, Mason GF. Sex, GABA, and nicotine: The impact of smoking on cortical GABA levels across the menstrual cycle as measured with proton magnetic resonance spectroscopy. Biological Psychiatry 2005, 57: 44-48. PMID: 15607299, PMCID: PMC4097033, DOI: 10.1016/j.biopsych.2004.09.021.Peer-Reviewed Original ResearchConceptsCortical GABA levelsOccipital cortex GABA concentrationsGABA levelsProton magnetic resonance spectroscopyImpact of nicotineMenstrual cycleGABA concentrationFemale smokersCortical gamma-aminobutyric acid (GABA) levelsUnderwent proton magnetic resonance spectroscopyGamma-aminobutyric acid (GABA) levelsCentral GABAergic functionCortical GABA concentrationsNicotine-dependent menAmino acid neurotransmissionImpact of smokingPotential risk factorsMenstrual cycle phaseShort-term abstinenceGABAergic functionNicotine modulationSmoking menSmoking cessationFollicular phaseSmoking abstinence
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