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
2013
Cerebral gray matter volumes and low-frequency fluctuation of BOLD signals in cocaine dependence: Duration of use and gender difference
Ide JS, Zhang S, Hu S, Sinha R, Mazure CM, Li CS. Cerebral gray matter volumes and low-frequency fluctuation of BOLD signals in cocaine dependence: Duration of use and gender difference. Drug And Alcohol Dependence 2013, 134: 51-62. PMID: 24090712, PMCID: PMC3865077, DOI: 10.1016/j.drugalcdep.2013.09.004.Peer-Reviewed Original ResearchConceptsGray matter volumeSuperior frontal gyrusDuration of useGM volumeMatter volumeLow-frequency fluctuationsBOLD signalCingulate cortexCD individualsCocaine useCerebral gray matter volumeAlcohol useMiddle/posterior cingulate cortexRight superior frontal gyrusGM volume lossBilateral superior frontal gyrusHealthy control subjectsRight ventral putamenMagnetic resonance imagingChronic cocaine usePosterior cingulate cortexInfluence of ageEffect of ageControl subjectsVentral putamen
2011
Deficits in default mode network activity preceding error in cocaine dependent individuals
Bednarski SR, Zhang S, Hong KI, Sinha R, Rounsaville BJ, Li CS. Deficits in default mode network activity preceding error in cocaine dependent individuals. Drug And Alcohol Dependence 2011, 119: e51-e57. PMID: 21703783, PMCID: PMC3188675, DOI: 10.1016/j.drugalcdep.2011.05.026.Peer-Reviewed Original ResearchConceptsDefault mode networkCocaine dependenceCocaine useHealthy controlsTask-related cerebral activationBlood oxygenation level-dependent (BOLD) signalDemographics-matched healthy controlsGray matter volumeDefault mode network activityLevel-dependent signalChronic cocaine useRegional brain activationPosterior cingulate cortexStatistical parametric mappingCerebral functionBilateral precuneusCocaine-dependent individualsCerebral activationHealthy peopleMatter volumeCingulate cortexVentromedial prefrontal cortexBrain regionsCognitive deficitsCocaine misuse
2005
Neuroimaging study of sex differences in the neuropathology of cocaine abuse
Li CS, Kemp K, Milivojevic V, Sinha R. Neuroimaging study of sex differences in the neuropathology of cocaine abuse. Gender Medicine 2005, 2: 174-182. PMID: 16290890, DOI: 10.1016/s1550-8579(05)80046-4.Peer-Reviewed Original ResearchConceptsRegional brain activationBrain activationGreater activationBrain regionsSex differencesScript-guided imagerySubstance abusersCerebral perfusion deficitsBlood oxygenation level-dependent (BOLD) signalSame statistical thresholdCocaine-dependent menCue-induced cravingSuperior frontal gyrusLevel-dependent signalChronic cocaine useMale substance abusersSex-related factorsCocaine use disorderImportant sex differencesLeft uncusStress trialsClinical outcomesPerfusion deficitsRight claustrumPharmacologic challenge