2023
Testing the efficacy of real-time fMRI neurofeedback for training people who smoke daily to upregulate neural responses to nondrug rewards
Chung Y, White R, Geier C, Johnston S, Smyth J, Delgado M, McKee S, Wilson S. Testing the efficacy of real-time fMRI neurofeedback for training people who smoke daily to upregulate neural responses to nondrug rewards. Cognitive, Affective, & Behavioral Neuroscience 2023, 23: 440-456. PMID: 36788202, DOI: 10.3758/s13415-023-01070-y.Peer-Reviewed Original ResearchConceptsNondrug rewardsNeurofeedback trainingNeural responsesReal-time fMRI neurofeedback trainingReal-time fMRI neurofeedbackReward-related brain activityReward-related brain areasFMRI neurofeedback trainingTraining runsSingle neurofeedback sessionFMRI neurofeedbackBrain responsesNeurofeedback researchBrain activityBOLD activationNeurofeedback sessionsSuch rewardsStriatal activityNeurofeedbackControl conditionRewardBrain areasMonetary incentivesRecent researchSmoking cessation
2014
Weak ventral striatal responses to monetary outcomes predict an unwillingness to resist cigarette smoking
Wilson SJ, Delgado MR, McKee SA, Grigson PS, MacLean RR, Nichols TT, Henry SL. Weak ventral striatal responses to monetary outcomes predict an unwillingness to resist cigarette smoking. Cognitive, Affective, & Behavioral Neuroscience 2014, 14: 1196-1207. PMID: 24777394, PMCID: PMC4213351, DOI: 10.3758/s13415-014-0285-8.Peer-Reviewed Original ResearchConceptsNicotine-deprived smokersIndividual differencesNondrug rewardsMonetary outcomesVentral striatumReward-related brain activityMeaningful individual differencesFunctional magnetic resonance imagingReward-motivated behaviorsLarge individual differencesVentral striatal responsePoor smoking cessation outcomesSmoking cessation outcomesNondrug incentivesReward devaluationNeural responsesStriatal responsesNeurobiological mechanismsBrain activityNeurobiological responsesCessation outcomesRewardMonetary reinforcementIndividual variabilityClinical implications
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