2011
Blunted vagal reactivity predicts stress-precipitated tobacco smoking
Ashare RL, Sinha R, Lampert R, Weinberger AH, Anderson GM, Lavery ME, Yanagisawa K, McKee SA. Blunted vagal reactivity predicts stress-precipitated tobacco smoking. Psychopharmacology 2011, 220: 259-268. PMID: 21938416, PMCID: PMC3260347, DOI: 10.1007/s00213-011-2473-3.Peer-Reviewed Original ResearchConceptsAd lib smokingLF/HFVagal reactivityHF-HRVAbstinent smokersVagal toneSmoking behaviorSmoking cessation outcomesHigh-frequency heart rate variabilityHigh-frequency HRVBaseline HF-HRVHeart rate variabilityScript-driven imageryAltered stress responseTobacco smokingAutonomic functionConclusionsThe current findingsCessation outcomesSympathovagal balanceSmokingRate variabilityAutonomic reactivitySmokersRelapseCurrent findings
2010
Stress decreases the ability to resist smoking and potentiates smoking intensity and reward
McKee SA, Sinha R, Weinberger AH, Sofuoglu M, Harrison E, Lavery M, Wanzer J. Stress decreases the ability to resist smoking and potentiates smoking intensity and reward. Journal Of Psychopharmacology 2010, 25: 490-502. PMID: 20817750, PMCID: PMC3637660, DOI: 10.1177/0269881110376694.Peer-Reviewed Original ResearchConceptsSelf-administration sessionsFirst cigaretteTobacco cravingNovel human laboratory modelAdrenal (HPA) axis reactivitySmoking lapse behaviorHuman laboratory modelImpact of stressNegative emotionsTobacco relapseDaily smokersSubsequent smokingImagery inductionAxis reactivitySmokingSubjects designSeparate daysPhysiologic reactivityMonetary reinforcementLapse behaviorTopography systemRelapseGreater satisfactionReduced abilityStress induction