Search Results - "Tomyshev, A"

Increased spectral power of theta rhythm is not associated with decreased supragranular thickness in first-episode schizophrenia by Tomyshev, A., Lebedeva, I., Abdullina, E., Kaleda, V.

“…Introduction Schizophrenia is associated with disturbances in neurophysiological processes. However, the relation of EEG and ERP parameters to structural…”
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Whole-brain Functional Connectivity Correlates of Brain Structural Aging in Adult Schizophrenia Patients Compared to Healthy Controls by Panikratova, Y, Tomyshev, A, Abdullina, E, Dudina, A, Kaleda, V, Strelets, V, Lebedeva, I

“…IntroductionAge-related changes of brain functional connectivity, in contrast to brain structure, are understudied in schizophrenia. Importantly, patients with…”
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A surface-based morphometry study of risk and resilience markers associated with supramarginal thickness in schizophrenia by Tomyshev, A., Omelchenko, M., Kaleda, V., Lebedeva, I.

“…Introduction Conventional structural neuroimaging methods can identify changes in cortical thickness but cannot relate these changes to specific cortical…”
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Classification of first-episode schizophrenia patients, individuals at ultra-high risk for psychosis, and healthy controls using structural mri, eeg, and machine learning by Tomyshev, A., Lutsyak, N., Belyaev, M., Kaleda, V., Lebedeva, I.

“…Introduction Machine learning has increasingly been applied to classification of psychosis spectrum in neuroimaging research. However, a number of multimodal…”
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Functional connectivity between brain regions underlying executive control and language in schizophrenia patients with history of auditory verbal hallucinations by Panikratova, Y., Lebedeva, I., Tomyshev, A., Kaleda, V., Vlasova, R.

“…Introduction Schizophrenia patients with auditory verbal hallucinations (AVH) demonstrate impaired functional connectivity (FC) between brain regions, involved…”
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Multimodal magnetic resonance spectroscopy and surface-based morphometry study of individuals at ultra-high-risk for psychosis by Tomyshev, A., Menshchikov, P., Omelchenko, M., Kaleda, V., Kupriyanov, D., Lebedeva, I.

“…Introduction Studies examining gamma-aminobutyric acid (GABA) or glutamate in ultra-high risk for psychosis (UHR) have shown conflicting results, and a number…”
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Functional connectivity between brain regions underlying executive control and language in schizophrenia patients with history of auditory verbal hallucination by Panikratova, Y., Lebedeva, I., Tomyshev, A., Kaleda, V., Vlasova, R.

“…Introduction Schizophrenia patients with auditory verbal hallucinations (AVH) demonstrate impaired functional connectivity (FC) between brain regions, involved…”
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On the Correlations of Gray Matter with Schizotypy in Mentally Healthy Subjects by Lebedeva, I. S., Tomyshev, A. S., Pechenkova, E. V.

“…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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Decreased axial diffusivity in the superior longitudinal fasciculus correlates with fronto-parietal functional connectivity in psychotic patients with persistent delusions by Tomyshev, A S, Panikratova, Y, Abdullina, E, Lebedeva, I, Iuzbashian, P, Dmitrenko, K, Kostyuk, G, Andriushchenko, A, Romanov, D, Smulevich, A

“…IntroductionThere is growing evidence to suggest that delusions in schizophrenia-spectrum disorders are associated with altered brain connectivity. Disruptions…”
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Structural Features of the Brain in Juvenile Depression with Clinical High Risk of Psychosis by Dudina, A. N., Tomyshev, A. S., Omelchenko, M. A., Kaleda, V. G., Lebedeva, I. S.

“…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 by Gorev, V. V., Gorbunov, A. V., Panikratova, Ya. R., Tomyshev, A. S., Hatsenko, I. E., Kuleshov, N. N., Salmasi, J. M., Hasanova, K. A., Balashova, L. M., Lobanova, E. I., Lebedeva, I. S.

“…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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Reduced resting-state gamma-band power correlate with unaltered glutamate + glutamine levels in patients at clinical-high risk of psychosis by Tomyshev, A S, Lebedeva, I, Dudina, A, Menshchikov, P, Kupriyanov, D, Omelchenko, M

“…IntroductionThere is growing evidence of excitation / inhibition (E/I) balance abnormalities in schizophrenia, which might be associated with abnormal gamma…”
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MRI-Based Markers of Changes in the Supragranular Cortical Layer in Individuals at Clinically High Risk of Endogenous Psychosis by Tomyshev, A. S., Lebedeva, I. S., Omelchenko, M. A., Kaleda, V. G.

“…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 by Manyukhina, V. O., Tomyshev, A. S., Kaleda, V. G., Lebedeva, I. S.

“…Current knowledge on morphological and functional abnormalities of the thalamocortical system (TCS) in schizophrenia is incomplete and inconsistent. To study…”
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Gender-specific anatomical correlations of schizotypy in healthy individuals by Tomyshev, A. S., Panikratova, Y., Lebedeva, I., Abdullina, E., Pechenkova, E.

“…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 by Tomyshev, A S, Dudina, A, Romanov, D, Ilina, E, Magomedagaev, M, Kostyuk, G, Andriushchenko, A, Smulevich, A, Lebedeva, I

“…IntroductionThere is strong evidence that delusions are associated with cortical and subcortical structural alterations. However, whether these abnormalities…”
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Multimodal MRI of Conduction Tracts and Anatomy of the Cerebral Gray Matter in Familial Risk of Affective Disorders and Schizophrenia by Tomyshev, A. S., Lebedeva, I. S., Kananovich, P. S., Pomytkin, A. N., Bazhenova, D. A., Kaleda, V. G.

“…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 by Kaleda, V. G., Bozjko, O. V., Akhadov, T. A., Tomyshev, A. S., Tikhonov, D. V., Lebedeva, I. S., Savvateeva, N. Yu

“…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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Polarization stable plasmonic sensor based on tilted fiber Bragg grating by Tomyshev, Kirill A., Chamorovskiy, Yuriy K., Ustimchik, Vasily E., Butov, Oleg V.

“…This paper presents a solution to one of the major problems of plasmonic fiber Bragg grating sensors concerning their high sensitivity to changes in the…”
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Neuroanatomical brain profile of juvenile shiftlike schizophrenia: morphometry of grey matter in the prefrontal cortex and subcortical structures by Kaleda, V G, Bozjko, O V, Akhadov, T A, Tomyshev, A S, Tikhonov, D V, Lebedeva, I S, Savvateeva, N Yu

“…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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