Search Results - "Unterholzner, Jakob"
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Serotonergic modulation of effective connectivity in an associative relearning network during task and rest
Published in NeuroImage (Orlando, Fla.) (01-04-2022)“…An essential core function of one's cognitive flexibility is the use of acquired knowledge and skills to adapt to ongoing environmental changes. Animal models…”
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Which component of TMS-induced electric field contributes to the antidepressant effects?
Published in Brain stimulation (01-01-2023)Get full text
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Comparison and Reliability of Hippocampal Subfield Segmentations Within FreeSurfer Utilizing T1- and T2-Weighted Multispectral MRI Data
Published in Frontiers in neuroscience (08-09-2021)“…The accurate segmentation of in vivo magnetic resonance imaging (MRI) data is a crucial prerequisite for the reliable assessment of disease progression,…”
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Normal component of TMS-induced electric field is correlated with depressive symptom relief in treatment-resistant depression
Published in Brain stimulation (01-09-2022)Get full text
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Effects of lockdowns on neurobiological and psychometric parameters in unipolar depression during the COVID-19 pandemic
Published in Translational psychiatry (19-01-2024)“…Defying the COVID-19 pandemic required restriction measures of unprecedented scale, that may induce and exacerbate psychiatric symptoms across the population…”
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The Impact of Theta-Burst Stimulation on Cortical GABA and Glutamate in Treatment-Resistant Depression: A Surface-Based MRSI Analysis Approach
Published in Frontiers in molecular neuroscience (13-07-2022)“…Background : Theta burst stimulation (TBS) belongs to one of the biological antidepressant treatment options. When applied bilaterally, excitatory intermittent…”
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Effects of bilateral sequential theta-burst stimulation on 5-HT1A receptors in the dorsolateral prefrontal cortex in treatment-resistant depression: a proof-of-concept trial
Published in Translational psychiatry (01-02-2023)“…Theta-burst stimulation (TBS) represents a brain stimulation technique effective for treatment-resistant depression (TRD) as underlined by meta-analyses. While…”
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Predicting Antidepressant Citalopram Treatment Response via Changes in Brain Functional Connectivity After Acute Intravenous Challenge
Published in Frontiers in computational neuroscience (06-10-2020)“…The early and therapy-specific prediction of treatment success in major depressive disorder is of paramount importance due to high lifetime prevalence, and…”
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Biodistribution and dosimetry of the GluN2B-specific NMDA receptor PET radioligand (R)-[11C]Me-NB1
Published in EJNMMI research (26-08-2022)“…Background The NMDA receptor (NMDAR) plays a key role in the central nervous system, e.g., for synaptic transmission. While synaptic NMDARs are thought to have…”
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Increased left dorsolateral prefrontal cortex density following escitalopram intake during relearning: a randomized, placebo-controlled trial in healthy humans
Published in Therapeutic advances in psychopharmacology (01-01-2022)“…Background: Serotonergic agents affect brain plasticity and reverse stress-induced dendritic atrophy in key fronto-limbic brain areas associated with learning…”
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How to prevent and manage hyperammonemic encephalopathies in valproate therapy
Published in Journal of affective disorders reports (01-07-2021)“…•Valproic acid (VPA) can elevate plasma ammonia levels increasing the risk of encephalopathy.•Several other drugs can cause hyperammonemia that might be…”
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Spatial analysis and high resolution mapping of the human whole-brain transcriptome for integrative analysis in neuroimaging
Published in NeuroImage (Orlando, Fla.) (01-08-2018)“…The quantification of big pools of diverse molecules provides important insights on brain function, but is often restricted to a limited number of…”
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Intravenous esketamine leads to an increase in impulsive and suicidal behaviour in a patient with recurrent major depression and borderline personality disorder
Published in The world journal of biological psychiatry (01-11-2022)“…As clinical studies demonstrated that ketamine possesses rapid-acting antidepressant and antisuicidal effects, it is increasingly used in affective disorders…”
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Effects of bilateral sequential theta-burst stimulation on functional connectivity in treatment-resistant depression: First results
Published in Journal of affective disorders (01-03-2023)“…Previous studies suggest that transcranial magnetic stimulation exerts antidepressant effects by altering functional connectivity (FC). However, knowledge…”
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Making Sense of Patient-Derived iPSCs, Transdifferentiated Neurons, Olfactory Neuronal Cells, and Cerebral Organoids as Models for Psychiatric Disorders
Published in The international journal of neuropsychopharmacology (01-10-2021)“…Abstract The improvement of experimental models for disorders requires a constant approximation towards the dysregulated tissue. In psychiatry, where an…”
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Changes in White Matter Microstructure After Electroconvulsive Therapy for Treatment-Resistant Depression
Published in The international journal of neuropsychopharmacology (01-01-2020)“…Abstract Background Treatment-resistant depression is among the most debilitating conditions in psychiatry. Recent studies have associated alterations in white…”
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Topologically Guided Prioritization of Candidate Gene Transcripts Coexpressed with the 5-HT1A Receptor by Combining In Vivo PET and Allen Human Brain Atlas Data
Published in Cerebral cortex (New York, N.Y. 1991) (18-05-2020)“…Abstract The serotonin-1A receptor (5-HT1AR) represents a viable target in the treatment of disorders of the brain. However, development of psychiatric drugs…”
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ABCB1 variants and sex affect serotonin transporter occupancy in the brain
Published in Molecular psychiatry (01-11-2022)“…Strategies to personalize psychopharmacological treatment promise to improve efficacy and tolerability. We measured serotonin transporter occupancy immediately…”
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First-in-Humans Brain PET Imaging of the GluN2B-Containing N-methyl-d-aspartate Receptor with (R)-11C-Me-NB1
Published in The Journal of nuclear medicine (1978) (01-06-2022)“…The N-methyl-d-aspartate receptor (NMDAR) plays a crucial role in neurodegenerative diseases such as Alzheimer disease and in the treatment of major depression…”
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