2016
Intranasal Oxytocin Enhances Connectivity in the Neural Circuitry Supporting Social Motivation and Social Perception in Children with Autism
Gordon I, Jack A, Pretzsch CM, Vander Wyk B, Leckman JF, Feldman R, Pelphrey KA. Intranasal Oxytocin Enhances Connectivity in the Neural Circuitry Supporting Social Motivation and Social Perception in Children with Autism. Scientific Reports 2016, 6: 35054. PMID: 27845765, PMCID: PMC5109935, DOI: 10.1038/srep35054.Peer-Reviewed Original ResearchConceptsAutism spectrum disorderIntranasal oxytocinSocial motivationSocial perceptionSocial-emotional informationFunctional magnetic resonance imagingPlacebo-controlled crossover designBiological motionSocial stimuliAngry voicesSocial deficitsSpectrum disorderOT administrationMesolimbic reward pathwayBehavioral treatmentBrain rewardReduced connectivityBrain regionsReward pathwayCortical sitesRewardPerceptionMotivationOxytocinBrain sites
2013
Neural processing of intentional biological motion in unaffected siblings of children with autism spectrum disorder: An fMRI study
Ahmed A, Vander Wyk B. Neural processing of intentional biological motion in unaffected siblings of children with autism spectrum disorder: An fMRI study. Brain And Cognition 2013, 83: 297-306. PMID: 24128657, PMCID: PMC3869032, DOI: 10.1016/j.bandc.2013.09.007.Peer-Reviewed Original ResearchConceptsPosterior superior temporal sulcusSiblings of childrenAutism spectrum disorderSpectrum disorderBiological motionSocial cognitive abilitiesDorsolateral prefrontal cortexControl childrenSuperior temporal sulcusFunctional magnetic resonanceSample of childrenCongruent trialsPrefrontal cortexIncongruent actionsFMRI studyEmotional cuesTemporal sulcusMorphological deficitsAction perceptionCognitive abilitiesBrain regionsNeural processesAutism samplesCompensatory reorganizationAutism
2012
Action representation in the superior temporal sulcus in children and adults: An fMRI study
Vander Wyk B, Voos A, Pelphrey KA. Action representation in the superior temporal sulcus in children and adults: An fMRI study. Developmental Cognitive Neuroscience 2012, 2: 409-416. PMID: 22727762, PMCID: PMC3431200, DOI: 10.1016/j.dcn.2012.04.004.Peer-Reviewed Original ResearchConceptsSuperior temporal sulcusFunctional magnetic resonance imaging paradigmCongruent trialsTemporal sulcusPosterior superior temporal sulcusIncongruent actionsBiological motionSTS regionFMRI studyAction representationNegative regardImaging paradigmOrder informationHigher-order informationDevelopmental changesOlder childrenChildrenSulcusAdultsTrialsCongruencyRepresentationCongruentPerceptionObjects
2010
Neural signatures of autism
Kaiser MD, Hudac CM, Shultz S, Lee SM, Cheung C, Berken AM, Deen B, Pitskel NB, Sugrue DR, Voos AC, Saulnier CA, Ventola P, Wolf JM, Klin A, Vander Wyk B, Pelphrey KA. Neural signatures of autism. Proceedings Of The National Academy Of Sciences Of The United States Of America 2010, 107: 21223-21228. PMID: 21078973, PMCID: PMC3000300, DOI: 10.1073/pnas.1010412107.Peer-Reviewed Original ResearchConceptsAutism spectrum disorderNeural signaturesBiological motionBrain responsesUnaffected siblingsDistinct brain responsesFunctional magnetic resonanceAreas of dysfunctionNature of disruptionTD childrenSpectrum disorderDisorder heterogeneityNeural systemsBrain circuitryBehavioral profileCompensatory activitySystem-level mechanismsTrait activityAutismChildrenIncreased genetic riskGenetic riskState activityNeuroendophenotypesDisorders
2009
Action Understanding in the Superior Temporal Sulcus Region
Vander Wyk BC, Hudac CM, Carter EJ, Sobel DM, Pelphrey KA. Action Understanding in the Superior Temporal Sulcus Region. Psychological Science 2009, 20: 771-777. PMID: 19422619, PMCID: PMC2849148, DOI: 10.1111/j.1467-9280.2009.02359.x.Peer-Reviewed Original ResearchMeSH KeywordsAdultAttentionBrain MappingChoice BehaviorColor PerceptionConcept FormationDominance, CerebralEmotionsFemaleHumansImage Processing, Computer-AssistedIntentionMagnetic Resonance ImagingMaleMotion PerceptionOxygenPattern Recognition, VisualPersonal Construct TheoryPsychomotor PerformanceSocial PerceptionTemporal LobeYoung AdultConceptsSuperior temporal sulcus regionEmotional expressionSTS regionPosterior superior temporal sulcus regionSulcus regionFunctional magnetic resonancePosterior STSAction understandingBiological motionEmotional contextNegative emotionsNegative regardPositive regardPerson's motionSocial actCongruentParticipantsIntentionEmotionsObjectsCongruencyPerceptionActionActressMagnetic resonance