2022
Problem drinking and the interaction of reward, negative emotion, and cognitive control circuits during cue-elicited craving
Le T, Chen Y, Chaudhary S, Li C. Problem drinking and the interaction of reward, negative emotion, and cognitive control circuits during cue-elicited craving. Addiction Neuroscience 2022, 1: 100004. DOI: 10.1016/j.addicn.2021.100004.Peer-Reviewed Original ResearchCognitive control circuitsPositive alcohol expectanciesNegative emotionsAlcohol use severityCognitive controlMotivational processesCue exposureAlcohol expectanciesUse severityAlcohol useAlcohol cue exposureCue-elicited cravingSocial isolationIndividual differencesReward responsesNegative reinforcementAdult drinkersEmotionsPath modelProblem drinkingActivity differencesRewardDrinking behaviorCravingControl processPositive alcohol expectancy and resting-state functional connectivity of the insula in problem drinking
Le TM, Malone T, Li CR. Positive alcohol expectancy and resting-state functional connectivity of the insula in problem drinking. Drug And Alcohol Dependence 2022, 231: 109248. PMID: 34998254, PMCID: PMC8881788, DOI: 10.1016/j.drugalcdep.2021.109248.Peer-Reviewed Original ResearchConceptsResting-state functional connectivityPositive alcohol expectanciesAlcohol expectanciesInsular connectivityFunctional connectivityWhole-brain multiple regressionPath analysisNegative emotion processingVentromedial prefrontal cortexSuperior parietal lobuleSuperior frontal gyrusCognitive controlAlcohol stimuliEmotion processingPrefrontal structuresStimulus saliencyFrontal gyrusDrinking motivationsMotivational circuitsInsula connectivityParietal lobuleAdult drinkersPrefrontal cortexInsulaDrinking behavior
2020
Pain and reward circuits antagonistically modulate alcohol expectancy to regulate drinking
Le TM, Zhornitsky S, Zhang S, Li CR. Pain and reward circuits antagonistically modulate alcohol expectancy to regulate drinking. Translational Psychiatry 2020, 10: 220. PMID: 32636394, PMCID: PMC7341762, DOI: 10.1038/s41398-020-00909-z.Peer-Reviewed Original ResearchConceptsMedial orbitofrontal cortexPath modelCue exposure taskWhole-brain regressionAlcohol cue exposurePAG connectivityPotential aversive effectsExposure tasksCue exposureAlcohol expectanciesSocial pleasureDrinking severityOrbitofrontal cortexFMRI dataConnectivity strengthPrecentral gyrusOccipital cortexPSP scoresAlcohol useAversive effectsExcessive drinkingNegative associationExpectancyPleasureCortex