Anticipatory Threat Responding: Associations With Anxiety, Development, and Brain Structure
Abend R, Gold A, Britton J, Michalska K, Shechner T, Sachs J, Winkler A, Leibenluft E, Averbeck B, Pine D. Anticipatory Threat Responding: Associations With Anxiety, Development, and Brain Structure. Biological Psychiatry 2019, 87: 916-925. PMID: 31955915, PMCID: PMC7211142, DOI: 10.1016/j.biopsych.2019.11.006.Peer-Reviewed Original ResearchConceptsSkin conductance responsesConductance responsesBrain structuresThreat conditioningPathological anxietyComparison subjectsPsychophysiological responsesLarger patient samplesPrefrontal cortical thicknessHealthy comparison subjectsStructural magnetic resonance imaging (MRI) dataThreat stimuliAnticipatory respondingExtinction paradigmStimulus typeMagnetic resonance imaging dataWide age rangeCortical thicknessPatientsNeurodevelopmental changesAnticipatory responsesTranslational advancesStructural brainAdult populationPatient samplesShort-interval intracortical inhibition is decreased in restless legs syndrome across a range of severity
Magalhães S, Queiroz de Paiva J, Kaelin-Lang A, Sterr A, Eckeli A, Winkler A, Fernandes do Prado G, Amaro E, Conforto A. Short-interval intracortical inhibition is decreased in restless legs syndrome across a range of severity. Sleep Medicine 2019, 62: 34-42. PMID: 31539846, DOI: 10.1016/j.sleep.2019.03.021.Peer-Reviewed Original ResearchConceptsShort-interval intracortical inhibitionRLS/WEDCortical thicknessIntracortical inhibitionRestless legs syndrome/Willis-Ekbom diseaseRestless legs syndromePrimary motor cortexWillis-Ekbom diseaseCharacteristic curve analysisGray matter thicknessDiscrimination of participantsIdiopathic mildRange of severityLegs syndromeMotor cortexMagnetic resonance imaging dataMild symptomsSurface-based analysisSeverity ScaleCortical areasMagnetic stimulationWhole brainCurve analysisCharacteristic curveSeverity