2014
Brain activity in predominantly-inattentive subtype attention-deficit/hyperactivity disorder during an auditory oddball attention task
Orinstein AJ, Stevens MC. Brain activity in predominantly-inattentive subtype attention-deficit/hyperactivity disorder during an auditory oddball attention task. Psychiatry Research 2014, 223: 121-128. PMID: 24953999, PMCID: PMC4120259, DOI: 10.1016/j.pscychresns.2014.05.012.Peer-Reviewed Original ResearchConceptsAttention-deficit/hyperactivity disorderAttention taskADHD subtypesHyperactivity disorderNovel stimuliBrain activityMemory-related cognitive processesPrevious functional neuroimaging studiesBilateral superior temporal gyrusRight posterior parietal cortexNumerous cognitive tasksFunctional neuroimaging studiesInfrequent target stimuliAge-matched control participantsSuperior temporal gyrusPosterior parietal cortexTemporal lobe structuresGreater hemodynamic activityAttentional orientingCognitive processesCognitive tasksTarget stimuliInattentive subtypeLateral temporal lobe structuresAttention deficits
2013
Influence of Alcohol Use on Neural Response to Go/No-Go Task in College Drinkers
Ahmadi A, Pearlson GD, Meda SA, Dager A, Potenza MN, Rosen R, Austad CS, Raskin SA, Fallahi CR, Tennen H, Wood RM, Stevens MC. Influence of Alcohol Use on Neural Response to Go/No-Go Task in College Drinkers. Neuropsychopharmacology 2013, 38: 2197-2208. PMID: 23670589, PMCID: PMC3773670, DOI: 10.1038/npp.2013.119.Peer-Reviewed Original ResearchConceptsSupplementary motor areaHeavy drinkersLight drinkersCollege-age drinkersAlcohol useResponse inhibitionBlood oxygen level-dependent (BOLD) responseHeavy alcohol drinkersImportant risk factorBilateral middle frontal gyrusAlcohol use disorderBrain activityAnterior cingulate cortexGreater BOLD responseLevel-dependent responsesMiddle frontal gyrusSuperior temporal gyrusImpaired response inhibitionAlcohol drinkersRisk factorsResponse inhibition taskRight hippocampusMotor areaWarrants additional investigationBilateral parietal lobules
2012
Neural mechanisms of cognitive behavioral therapy response in Hoarding Disorder: A pilot study
Tolin D, Stevens M, Nave A, Villavicencio A, Morrison S. Neural mechanisms of cognitive behavioral therapy response in Hoarding Disorder: A pilot study. Journal Of Obsessive-Compulsive And Related Disorders 2012, 1: 180-188. DOI: 10.1016/j.jocrd.2012.04.001.Peer-Reviewed Original ResearchCognitive behavioral therapyMedial frontal gyrusFrontal gyrusHemodynamic activityManualized group cognitive behavioral therapyCognitive behavioral therapy responsePosterior cingulateFunctional magnetic resonance imaging (fMRI) taskGroup cognitive behavioral therapyRight superior temporal gyrusDecision-making taskInsula/putamenRight posterior hippocampusSuperior temporal gyrusHealthy control participantsParietal lobe regionsHippocampus/parahippocampusNeural functionHoarding DisorderNeural mechanismsBehavioral therapyTemporal gyrusPosterior hippocampusHC participantsLobe regions
2006
Functional neural circuits for mental timekeeping
Stevens MC, Kiehl KA, Pearlson G, Calhoun VD. Functional neural circuits for mental timekeeping. Human Brain Mapping 2006, 28: 394-408. PMID: 16944489, PMCID: PMC6871423, DOI: 10.1002/hbm.20285.Peer-Reviewed Original ResearchConceptsTiming taskFrontostriatal networkDifferent information processing stagesFunctional magnetic resonance imaging (fMRI) dataInformation processing stagesInformation processing modelPutamen/globus pallidusBilateral anterior insulaInterval timing taskSuperior temporal gyrusHemodynamic signal changesDistinct neural circuitsNeural circuitsPerformance of tasksIndependent component analysisAnterior cingulate gyrusSupplementary motor areaAnterior insulaFrontostriatal circuitsSupramarginal gyrusNeurobiological substratesTemporal gyrusMagnetic resonance imaging dataProcessing modelFunctional connectivity