2021
Reward-Related Responses and Tonic Craving in Cocaine Addiction: An Imaging Study of the Monetary Incentive Delay Task
Zhornitsky S, Dhingra I, Le TM, Wang W, Li CR, Zhang S. Reward-Related Responses and Tonic Craving in Cocaine Addiction: An Imaging Study of the Monetary Incentive Delay Task. The International Journal Of Neuropsychopharmacology 2021, 24: 634-644. PMID: 33822080, PMCID: PMC8378081, DOI: 10.1093/ijnp/pyab016.Peer-Reviewed Original ResearchConceptsCocaine-dependent individualsCocaine Craving QuestionnaireCCQ scoresRecent cocaine useHealthy controlsMonetary incentive delay taskReward-related responsesCocaine useVentral striatumIncentive delay taskMotor cortexReward responsesPrecentral gyrusCocaine addictionPrimary motor cortexSupplementary motor areaDelay taskIntense drug cravingFunctional magnetic resonance imagingMagnetic resonance imagingDrug-seeking behaviorHigher activationReward-related activityMotor areaWhole brainMidcingulate Cortical Activations Interrelate Chronic Craving and Physiological Responses to Negative Emotions in Cocaine Addiction
Zhornitsky S, Le TM, Wang W, Dhingra I, Chen Y, Li CR, Zhang S. Midcingulate Cortical Activations Interrelate Chronic Craving and Physiological Responses to Negative Emotions in Cocaine Addiction. Biological Psychiatry Global Open Science 2021, 1: 37-47. PMID: 35664438, PMCID: PMC9164547, DOI: 10.1016/j.bpsgos.2021.03.003.Peer-Reviewed Original ResearchCD subjectsCocaine cravingMidcingulate cortexControl subjectsSkin conductance responsesBrain activationHealthy control subjectsCocaine Craving QuestionnaireCocaine-dependent subjectsInferior parietal gyrusRegional brain activationChronic cocaineParietal gyrusMotor circuitsPhysiological responsesCocaine addictionDrug cravingCravingNeutral imagesNoradrenergic correlates of chronic cocaine craving: neuromelanin and functional brain imaging
Wang W, Zhornitsky S, Zhang S, Li CR. Noradrenergic correlates of chronic cocaine craving: neuromelanin and functional brain imaging. Neuropsychopharmacology 2021, 46: 851-859. PMID: 33408330, PMCID: PMC8027452, DOI: 10.1038/s41386-020-00937-9.Peer-Reviewed Original Research
2020
Cue-elicited functional connectivity of the periaqueductal gray and tonic cocaine craving
Zhang S, Zhornitsky S, Wang W, Dhingra I, Le TM, Li CR. Cue-elicited functional connectivity of the periaqueductal gray and tonic cocaine craving. Drug And Alcohol Dependence 2020, 216: 108240. PMID: 32853997, PMCID: PMC7606798, DOI: 10.1016/j.drugalcdep.2020.108240.Peer-Reviewed Original ResearchConceptsPeriaqueductal grayPain circuitsHabitual drug useCocaine withdrawalCocaine cravingDrug useCue exposureNeutral cue exposureReward circuit dysfunctionCocaine Craving QuestionnaireCocaine cue exposureChronic cocaine useSex differencesCocaine-dependent participantsCircuit dysfunctionFemale CDVentromedial prefrontal cortexCocaine useCocaine addictionFunctional connectivityPrefrontal cortexDependent participantsWithdrawalHigher activationCocaine
2019
Hypothalamic Responses to Cocaine and Food Cues in Individuals with Cocaine Dependence
Zhang S, Zhornitsky S, Le TM, Li CR. Hypothalamic Responses to Cocaine and Food Cues in Individuals with Cocaine Dependence. The International Journal Of Neuropsychopharmacology 2019, 22: 754-764. PMID: 31420667, PMCID: PMC6929672, DOI: 10.1093/ijnp/pyz044.Peer-Reviewed Original ResearchConceptsHealthy control participantsHypothalamic activationCocaine useCocaine-dependent participantsFood cuesCocaine addictionHypothalamic responseControl participantsCocaine Craving QuestionnaireRecent cocaine useFunctional magnetic resonance imagingMagnetic resonance imagingCue-related activationsInferior parietal cortexHypothalamic dysfunctionClinical variablesDopaminergic pathwaysTonic cravingFood intakeQuestionnaire scoresRodent studiesVisual cortexParietal cortexResonance imagingHypothalamus
2018
Hypothalamic response to cocaine cues and cocaine addiction severity
Zhang S, Zhornitsky S, Angarita GA, Li C. Hypothalamic response to cocaine cues and cocaine addiction severity. Addiction Biology 2018, 25: e12682. PMID: 30295396, PMCID: PMC6453736, DOI: 10.1111/adb.12682.Peer-Reviewed Original ResearchConceptsCocaine Craving QuestionnaireCocaine Selective Severity AssessmentFunctional magnetic resonance imagingCocaine-dependent individualsAddiction severityOrbitofrontal cortexHypothalamic responseVentral striatumCocaine addictionCocaine cuesAngular gyrusBilateral orbitofrontal cortexBilateral visual cortexCue-induced cravingMagnetic resonance imagingMiddle frontal gyrusClinical featuresNeutral cuesDopaminergic circuitsHypothalamusVisual cortexResonance imagingDopaminergic midbrainFrontal gyrusAg responseResting State Functional Connectivity of the Lateral and Medial Hypothalamus in Cocaine Dependence: An Exploratory Study
Zhang S, Wang W, Zhornitsky S, Li CR. Resting State Functional Connectivity of the Lateral and Medial Hypothalamus in Cocaine Dependence: An Exploratory Study. Frontiers In Psychiatry 2018, 9: 344. PMID: 30100886, PMCID: PMC6072838, DOI: 10.3389/fpsyt.2018.00344.Peer-Reviewed Original ResearchState functional connectivityMedial hypothalamusHealthy controlsCocaine dependenceDorsolateral prefrontal cortexFunctional connectivityHypothalamic connectivityPrefrontal cortexVentral striatumCocaine misuseConnectivity strengthCocaine Craving QuestionnaireRole of dopamineInferior parietal lobuleLateral hypothalamusTrend-level significanceMesocorticolimbic circuitPreclinical workHypothalamusVentromedial prefrontal cortexCocaine usePast monthParietal lobuleTemporal gyrusHypothalamus functions