Search Results - "Tomyshev, A S"
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Decreased axial diffusivity in the superior longitudinal fasciculus correlates with fronto-parietal functional connectivity in psychotic patients with persistent delusions
Published in European psychiatry (01-03-2023)“…IntroductionThere is growing evidence to suggest that delusions in schizophrenia-spectrum disorders are associated with altered brain connectivity. Disruptions…”
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On the Correlations of Gray Matter with Schizotypy in Mentally Healthy Subjects
Published in Bulletin of experimental biology and medicine (01-06-2023)“…We analyzed the relationships between morphometric characteristics of brain gray matter and schizotypy. Mentally healthy subjects ( n =164, age 18-35 years)…”
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Reduced resting-state gamma-band power correlate with unaltered glutamate + glutamine levels in patients at clinical-high risk of psychosis
Published in European psychiatry (01-08-2024)“…IntroductionThere is growing evidence of excitation / inhibition (E/I) balance abnormalities in schizophrenia, which might be associated with abnormal gamma…”
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Gender-specific anatomical correlations of schizotypy in healthy individuals
Published in European psychiatry (01-03-2023)“…Introduction Schizotypy refers to a continuum of symptoms from subclinical manifestations in the general population to severe symptoms in schizophrenia…”
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Different patterns of MRI structural alterations in schizophrenia spectrum disorders with delusions of influence vs persecution
Published in European psychiatry (01-08-2024)“…IntroductionThere is strong evidence that delusions are associated with cortical and subcortical structural alterations. However, whether these abnormalities…”
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Structural Features of the Brain in Juvenile Depression with Clinical High Risk of Psychosis
Published in Neuroscience and behavioral physiology (2024)“…Objectives . To identify the structural features of the gray matter of the cerebral cortex in patients with depression at clinical high risk of psychosis…”
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Changes in the Visual Areas of the Cerebral Cortex in Children with Left-Sided Anisometropic Amblyopia: Structural MRI and Resting-State fMRI Data
Published in Neuroscience and behavioral physiology (01-09-2024)“…The development of structural and functional magnetic resonance imaging (MRI) techniques over the decades has led to many studies seeking to identify cerebral…”
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MRI-Based Markers of Changes in the Supragranular Cortical Layer in Individuals at Clinically High Risk of Endogenous Psychosis
Published in Bulletin of experimental biology and medicine (01-08-2021)“…We analyzed morphometric MRI parameters indirectly attesting to structural changes in the supragranular layer in 33 non-converted individuals at clinical high…”
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Structural Characteristics of the Thalamocortical System and α-Rhythm in Mentally Healthy Subjects and Schizophrenic Patients
Published in Human physiology (01-11-2020)“…Current knowledge on morphological and functional abnormalities of the thalamocortical system (TCS) in schizophrenia is incomplete and inconsistent. To study…”
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Multimodal MRI of Conduction Tracts and Anatomy of the Cerebral Gray Matter in Familial Risk of Affective Disorders and Schizophrenia
Published in Bulletin of experimental biology and medicine (01-09-2020)“…The present study analyzed diffusion characteristics of white matter tracts and grey matter anatomy in 48 mentally healthy participants, including first-degree…”
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Neuroanatomical Features of the Brain in Juvenile Shiftlike Schizophrenia: Morphometry of the Gray Matter of the Prefrontal Cortex and Subcortical Structures
Published in Neuroscience and behavioral physiology (01-06-2020)“…Objectives. To identify the neuroanatomical characteristics of the gray matter in individual areas of the prefrontal cortex (PFC) and a number of subcortical…”
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Neuroanatomical brain profile of juvenile shiftlike schizophrenia: morphometry of grey matter in the prefrontal cortex and subcortical structures
Published in Zhurnal nevrologii i psikhiatrii imeni S.S. Korsakova (2019)“…To determine neuroanatomical peculiarities of grey matter in some regions of the prefrontal cortex and several subcortical structures in patients with juvenile…”
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MRI Study for the Features of Brain Conduction Pathways in Patients with an Ultra-High Risk of Endogenous Psychoses
Published in Bulletin of experimental biology and medicine (01-02-2017)“…Diffusion parameters of brain tracts ( n =18) were studied in 27 men with ultra-high risk of endogenous attack-like psychoses and 27 mentally healthy men of…”
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Cerebral structural characteristics in children with unilateral amblyopia: a MRI study
Published in Zhurnal nevrologii i psikhiatrii imeni S.S. Korsakova (2018)“…To study the mechanism of the development of amblyopia using the analysis of brain grey matter parameters. The areas primarily associated with visual cortex in…”
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Correlations between some structural and functional brain parameters in subjects with high risk of schizophrenia
Published in Human physiology (01-07-2017)“…The study was aimed to the analysis of correlations between anatomic brain parameters and characteristics of neurophysiological and metabolic supportive…”
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Microstructural abnormalities of the corpus callosum and fasciculus uncinatus and auditory information processing in patients with juvenile paroxysmal schizophrenia
Published in Human physiology (01-07-2016)“…One approach to the problem of determining the mechanisms coupling the structure and functions of the brain is studies in clinical populations aimed at…”
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Increased and decreased cortical thickness and unaltered amygdala nuclei in patients at clinical-high risk of psychosis
Published in European psychiatry (01-03-2023)“…Introduction There is much evidence of grey matter alterations in subjects at clinical-high risk of psychosis (CHR). Although, to the best of our knowledge, no…”
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Structural features of the brain in individuals with youth depression at a clinical risk for psychosis
Published in Zhurnal nevrologii i psikhiatrii imeni S.S. Korsakova (2023)“…To establish the structural features of the brain (cortical and subcortical) in depressive patients at clinical risk for psychosis. Nineteen right-handed male…”
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Association of Structural Magnetic Resonance Imaging Measures With Psychosis Onset in Individuals at Clinical High Risk for Developing Psychosis: An ENIGMA Working Group Mega-analysis
Published in JAMA psychiatry (Chicago, Ill.) (01-07-2021)“…The ENIGMA clinical high risk (CHR) for psychosis initiative, the largest pooled neuroimaging sample of individuals at CHR to date, aims to discover robust…”
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An overlapping pattern of cerebral cortical thinning is associated with both positive symptoms and aggression in schizophrenia via the ENIGMA consortium
Published in Psychological medicine (01-09-2020)“…Positive symptoms are a useful predictor of aggression in schizophrenia. Although a similar pattern of abnormal brain structures related to both positive…”
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