2016
Power spectrum scale invariance as a neural marker of cocaine misuse and altered cognitive control
Ide JS, Hu S, Zhang S, Mujica-Parodi LR, Li CS. Power spectrum scale invariance as a neural marker of cocaine misuse and altered cognitive control. NeuroImage Clinical 2016, 11: 349-356. PMID: 27294029, PMCID: PMC4888196, DOI: 10.1016/j.nicl.2016.03.004.Peer-Reviewed Original ResearchConceptsPower spectrum scale invarianceCognitive controlInferior frontal gyrusNeural markersBehavioral adjustmentSupramarginal gyrusLeft inferior frontal gyrusFunctional magnetic resonance imagingFronto-parietal areasBlood oxygenation level-dependent (BOLD) signalCocaine misuseLevel-dependent signalCocaine-dependent adultsSignal taskFrontal gyrusFrontoparietal regionsPrefrontal cortexMagnetic resonance imagingConnectivity dynamicsBehavioral variablesCerebral activityCocaine addictionCocaine exposureCocaine dependenceDependent adults
2014
The Effects of Methylphenidate on Cerebral Activations to Salient Stimuli in Healthy Adults
Farr OM, Hu S, Matuskey D, Zhang S, Abdelghany O, Li CS. The Effects of Methylphenidate on Cerebral Activations to Salient Stimuli in Healthy Adults. Experimental And Clinical Psychopharmacology 2014, 22: 154-165. PMID: 24188171, PMCID: PMC4105943, DOI: 10.1037/a0034465.Peer-Reviewed Original ResearchConceptsStop-signal taskSalient stimuliSaliency processingFunctional MRIAttention deficit hyperactivity disorderRight inferior parietal cortexHigh motivational valueDeficit hyperactivity disorderEffects of methylphenidateInferior parietal cortexHealthy adultsNeural basisCognitive functioningMotivational valueAttention disordersHyperactivity disorderBilateral caudate headCatecholaminergic signalingMethylphenidate groupParietal cortexCerebral activationHigher activationCatecholaminergic treatmentPrimary motor cortexCerebral activity