Effects of early ketamine exposure on cerebral gray matter volume and functional connectivity
Hung CC, Liu YH, Huang CC, Chou CY, Chen CM, Duann JR, Li CR, Lee TS, Lin CP. Effects of early ketamine exposure on cerebral gray matter volume and functional connectivity. Scientific Reports 2020, 10: 15488. PMID: 32968108, PMCID: PMC7512006, DOI: 10.1038/s41598-020-72320-z.Peer-Reviewed Original ResearchConceptsGray matter volumeCerebral gray matter volumeKetamine exposureFunctional connectivityMatter volumeKetamine usersBrain structuresLower gray matter volumeFunctional brain changesTreatment of depressionAdolescent-onset groupCerebral functional organizationHigher functional connectivitySuperior frontal gyrusInferior parietal lobuleMedial orbitofrontal cortexSeed-based correlation analysisKetamine groupBrain changesKetamine abuseLarge cohortRight insulaLeft precuneusKetamine misuseRight precuneusAge-Related Changes in the Neural Processes of Reward-Directed Action and Inhibition of Action
Le TM, Chao H, Levy I, Li CR. Age-Related Changes in the Neural Processes of Reward-Directed Action and Inhibition of Action. Frontiers In Psychology 2020, 11: 1121. PMID: 32587547, PMCID: PMC7298110, DOI: 10.3389/fpsyg.2020.01121.Peer-Reviewed Original ResearchInhibition of actionFunctional brain changesRostral anterior cingulate cortexWhole-brain multiple regressionAnterior cingulate cortexMiddle frontal gyrusAge-related changesFunctional magnetic resonanceBrain changesPostcentral gyrusCingulate cortexAnterior insulaFrontal gyrusTrialsProlonged response timeSuccess trialsGo trialsNeural activationReward-directed actionNegative modulationAgeAction inhibitionBrain substratesAge-related slowingReduced activity