2022
Increased left dorsolateral prefrontal cortex density following escitalopram intake during relearning: a randomized, placebo-controlled trial in healthy humans
Vanicek T, Reed M, Seiger R, Godbersen G, Klöbl M, Unterholzner J, Spurny-Dworak B, Gryglewski G, Handschuh P, Schmidt C, Kraus C, Stimpfl T, Rupprecht R, Kasper S, Lanzenberger R. Increased left dorsolateral prefrontal cortex density following escitalopram intake during relearning: a randomized, placebo-controlled trial in healthy humans. Therapeutic Advances In Psychopharmacology 2022, 12: 20451253221132085. PMID: 36420117, PMCID: PMC9677158, DOI: 10.1177/20451253221132085.Peer-Reviewed Original ResearchLeft dorsolateral prefrontal cortexAssociative learning taskNon-emotional contentDorsolateral prefrontal cortexVoxel-based morphometry analysisEmotional processingExecutive functionLearning taskNeurobiological processesVoxel-based morphometryPrefrontal cortexBrain plasticityEscitalopram intakeNeural plasticityBrain areasNeuroplastic processesBlood levelsBrain structuresHealthy individualsMorphometry analysisDouble-blind placebo controlGray matterStress-induced dendritic atrophySelective serotonin reuptake inhibitorsPlacebo intake
2019
Hippocampal GABA levels correlate with retrieval performance in an associative learning paradigm
Spurny B, Seiger R, Moser P, Vanicek T, Reed MB, Heckova E, Michenthaler P, Basaran A, Gryglewski G, Klöbl M, Trattnig S, Kasper S, Bogner W, Lanzenberger R. Hippocampal GABA levels correlate with retrieval performance in an associative learning paradigm. NeuroImage 2019, 204: 116244. PMID: 31606475, PMCID: PMC7610791, DOI: 10.1016/j.neuroimage.2019.116244.Peer-Reviewed Original ResearchConceptsHippocampal GABA levelsGABA levelsLong-term depressionLong-term potentiationHealthy participantsChanges of GABAMain inhibitory neurotransmitterMulti-voxel magnetic resonance spectroscopyMemory formationBaseline GABA levelsLongitudinal study designGlutamatergic systemInhibitory neurotransmitterNeuroplastic processesGlutamate concentrationNeural plasticityStudy designGABAAssociative learning paradigmThalamusHippocampusHuman brainInsulaNeurochemical underpinningsBrain