2013
Hoarding disorder and obsessive–compulsive disorder show different patterns of neural activity during response inhibition
Tolin DF, Witt ST, Stevens MC. Hoarding disorder and obsessive–compulsive disorder show different patterns of neural activity during response inhibition. Psychiatry Research 2013, 221: 142-148. PMID: 24389161, PMCID: PMC3946244, DOI: 10.1016/j.pscychresns.2013.11.009.Peer-Reviewed Original ResearchConceptsObsessive-compulsive disorderGo/NoGo taskFunctional magnetic resonance imagingOCD patientsHD patientsResponse inhibitionNoGo taskHealthy controlsGo/NoGo task performanceDistinct neural underpinningsRight orbitofrontal gyrusErrors of commissionNeural underpinningsOrbitofrontal activationTask performanceCorrect rejectsMagnetic resonance imagingHemodynamic activityFrontal hypoactivityNeural activityOrbitofrontal gyrusBehavioral dataHemodynamic responsePatientsPreliminary evidenceError processing in current and former cocaine users
Castelluccio BC, Meda SA, Muska CE, Stevens MC, Pearlson GD. Error processing in current and former cocaine users. Brain Imaging And Behavior 2013, 8: 87-96. PMID: 23949893, PMCID: PMC3925762, DOI: 10.1007/s11682-013-9247-y.Peer-Reviewed Original ResearchConceptsFormer cocaine usersError processingSupramarginal gyrusCocaine usersBOLD responseRight inferior parietal lobuleAspects of impulsivityAbstinent cocaine usersCocaine abuse/dependenceInferior parietal lobuleCocaine-dependent individualsCurrent cocaine usersCognitive compensationNeural differencesPrepotent responsesResponse inhibitionAbuse/dependenceCorrect rejectionsSpecific deficitsBOLD activityTrait measuresMaladaptive behaviorsParietal lobuleAddictive behaviorsNeural activityA large scale (N=102) functional neuroimaging study of response inhibition in a Go/NoGo task
Steele VR, Aharoni E, Munro GE, Calhoun VD, Nyalakanti P, Stevens MC, Pearlson G, Kiehl KA. A large scale (N=102) functional neuroimaging study of response inhibition in a Go/NoGo task. Behavioural Brain Research 2013, 256: 529-536. PMID: 23756137, PMCID: PMC4437665, DOI: 10.1016/j.bbr.2013.06.001.Peer-Reviewed Original ResearchConceptsSuccessful response inhibitionGo/NoGo taskResponse inhibitionUnsuccessful response inhibitionMagnetic resonance imaging studySupplementary motor areaResonance imaging studyFunctional magnetic resonance imaging studyInferior parietal lobuleNoGo taskInferior prefrontal regionsHealthy adult participantsBasal gangliaInferior frontal gyrusHemodynamic responseMotor areaAnterior cingulateImaging studiesParietal lobuleFronto-parietal networkHemodynamic activityFrontal gyrusFrontostriatal regionsSmall sample studiesPrefrontal regionsInfluence 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 ResearchMeSH KeywordsAdolescentAlcohol DrinkingBrain MappingCerebral CortexFemaleHumansInhibition, PsychologicalMalePsychomotor PerformanceReaction TimeStudentsUniversitiesYoung AdultConceptsSupplementary 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
Memantine, an NMDA receptor antagonist, differentially influences Go/No-Go performance and fMRI activity in individuals with and without a family history of alcoholism
Jamadar S, DeVito EE, Jiantonio RE, Meda SA, Stevens MC, Potenza MN, Krystal JH, Pearlson GD. Memantine, an NMDA receptor antagonist, differentially influences Go/No-Go performance and fMRI activity in individuals with and without a family history of alcoholism. Psychopharmacology 2012, 222: 129-140. PMID: 22311382, PMCID: PMC3674025, DOI: 10.1007/s00213-011-2628-2.Peer-Reviewed Original ResearchConceptsNMDA receptor antagonistFamily historyFHN subjectsReceptor antagonistFHP subjectsN-methyl-D-aspartate receptor functionReceptor functionIdentical-appearing placeboEffects of memantineFMRI activityNMDA receptor functionCorrect rejectsSingle doseMemantineGo/No-Go taskSeparate daysTemporal regionsCingulate activation
2011
Pharmacotherapy impacts functional connectivity among affective circuits during response inhibition in pediatric mania
Pavuluri MN, Ellis JA, Wegbreit E, Passarotti AM, Stevens MC. Pharmacotherapy impacts functional connectivity among affective circuits during response inhibition in pediatric mania. Behavioural Brain Research 2011, 226: 493-503. PMID: 22004983, PMCID: PMC3253527, DOI: 10.1016/j.bbr.2011.10.003.Peer-Reviewed Original ResearchConceptsPediatric bipolar disorderAffective circuitsFunctional connectivityResponse inhibitionFMRI taskEmotional influencesAmygdala activityBehavioral inhibitionTask performanceTrait deficitAmygdala connectivityNeural operationsPediatric maniaNormative comparisonsSubgenual ACCFMRI trialAnti-epileptic medicationsMotor responseGreater engagementDifferential influenceStop signalBehavioral differencesCurrent studyDivalproex groupRisperidone group
2007
Functional neural networks underlying response inhibition in adolescents and adults
Stevens MC, Kiehl KA, Pearlson GD, Calhoun VD. Functional neural networks underlying response inhibition in adolescents and adults. Behavioural Brain Research 2007, 181: 12-22. PMID: 17467816, PMCID: PMC2266817, DOI: 10.1016/j.bbr.2007.03.023.Peer-Reviewed Original ResearchConceptsResponse inhibition circuitsBehavioral performance changesBrain hemodynamic activityResponse inhibitionFronto-striatal regionsThalamic modulationThalamic connectivityAge-related differencesPremotor cortexHealthy adolescentsGo/No-Go taskNeural circuitsHemodynamic activityEffective connectivity analysisInhibition circuitAdultsFunctional neural networksResponse suppressionAdolescentsConnectivity analysisFirst descriptionInhibitionNetwork engagement