Search Results - "Menshchikov, P"

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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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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The diffusion-tensor imaging reveals alterations in water diffusion parameters in acute pediatric concussion by Vasiukova, O. R., Akhlebinina, M. I., Manzhurtsev, A. V., Menshchikov, P. E., Ublinskiy, M. V., Yakovlev, A. N., Akhadov, T. A., Semenova, N. A.

“…Wide-spread visualization methods which are computed tomography (CT) and magnetic resonance imaging (MRI) are not sensitive to mild traumatic brain injury…”
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Hyperbaric Oxygenation Effects on Human Brain In Vivo: 1H MRS and Resting-State fMRI Study by Manzhurtsev, Andrei, Vasiukova, O., Sergeeva, V., Bozhko, O., Menshchikov, P., Ublinskiy, M., Akhadov, T., Semenova, N.

“…Previously using 31 P magnetic resonance spectroscopy (MRS) we have demonstrated that one hyperbaric oxygenation (HBO) session (with O 2 pressure 1.2 atm)…”
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Cerebral quantification of N-acetyl aspartate, aspartate, and glutamate levels in local structures of the human brain using J-editing of 1H magnetic resonance spectra in vivo by Menshchikov, P. E., Semenova, N. A., Manzhurtsev, A. V., Akhadov, T. A., Varfolomeev, S. D.

“…A procedure was developed for the first time for simultaneous in vivo quantification of local aspartate and glutamate concentrations in the human brain using 1…”
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Dynamics of in Vivo Metabolites Concentrations in Posttraumatic Period of Human Brain. 1H MRS Study by Semenova, N. A., Menshchikov, P. E., Manzhurtsev, A. V., Ublinskiy, M. V., Akhadov, T. A., Varfolomeev, S. D.

“…For the first time the intracellular concentrations of N-acetylaspartate (NAA), aspartate (Asp), and glutamate (Glu) were measured in human brain in vivo , and…”
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Quantification of cerebral aspartate concentration in vivo using proton magnetic resonance spectroscopy by Menshchikov, P. E., Akhadov, T. A., Semenova, N. A.

“…The 1 Н MRS is a unique method allowing in vivo observation of concentrations of proton-containing chemical compounds in human tissues and organs. The main…”
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31P MRS Study of Hyperbaric Oxygenation Effects on Phosphate Metabolism of Normal Human Brain by Manzhurtsev, A. V., Vasiukova, O. R., Sergeeva, V. V., Zaitseva, N. L., Menshchikov, P. E., Melnikov, I. A., Akhadov, T. A., Semenova, N. A.

“…For the first time, the effects of one hyperbaric oxygenation (HBO) session on cellular phosphate metabolite levels and pH were investigated in vivo. 31 P…”
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Proton magnetic resonance spectroscopy as an alternative method for quantitative assessment of mineral bone density by Ivantsova, A. S., Menshchikov, P. E., Polyakova, U. A., Manzhurtsev, A. V., Ublinskiy, M. V., Akhadov, T. A., Kupriyanov, D. A., Semenova, N. A.

“…Aims: 1) To evaluate an association between the fat fraction (FF) and bone mineral density (BMD) measured by localized proton magnetic resonance spectroscopy…”
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The preliminary diffusion tensor imaging study of cerebral microstructure in the acute phase of brain concussion by A. V. Manzhurtsev, O. R. Vasyukova, P. E. Menshchikov, M. V. Ublinskiy, I. A. Melnikov, T. A. Akhadov, N. A. Semenova

“…Purpose of the study. Concussion does not cause any lesions available for visualization using computed tomography and magnetic resonance imaging. However, it…”
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Functional Magnetic Resonance Spectroscopy Study of Total Glutamate and Glutamine in the Human Visual Cortex Activated by a Short Stimulus by Yakovlev, A., Manzhurtsev, A., Menshchikov, P., Ublinskiy, M., Melnikov, I., Kupriyanov, D., Akhadov, T., Semenova, N.

“…—Glutamate+glutamine (Glx) dynamics with 2s time resolution in the human occipital cortex in response to short visual stimulation was studied using functional…”
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The Effect of Visual Stimulation on GABA and Macromolecule Levels in the Human Brain in vivo by Yakovlev, A., Manzhurtsev, A., Menshchikov, P., Ublinskiy, M., Bozhko, O., Akhadov, T., Semenova, N.

“…—Gamma-aminobutyric acid (GABA) is the main inhibitory neurotransmitter in the brain; it plays an important role in various types of synaptic plasticity and…”
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Reduced left frontal GABA in ultra-high risk of psychosis patients. 1H MRS study by Menshchikov, P., Akhadov, T., Semenova, N.

“…Some previous findings indicate participation disturbance of balance between excitatory (GABA) and inhibitory (Glu) neurotransmitters in pathogenesis of…”
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An Increase in Cerebral γ-Amino Butyric Acid Concentration in Children with Mild Traumatic Brain Injury in the Acute Phase: 1H MRS Study by Menshchikov, P. E., Semenova, N. A., Akhadov, T. A., Bozhko, O. V., Varfolomeev, S. D.

“…In this study, the concentrations of major inhibitory (γ-amino butyric acid) and excitatory (glutamate) neurotransmitters have been estimated for the first…”
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Spectral editing in proton magnetic resonance spectroscopy. Determination of GABA level in the brains of humans with ultra-high risk for schizophrenia by Men’shchikov, P. E., Semenova, N. A., Ublinskii, M. V., Akhadov, T. A., Keshishyan, R. A., Lebedeva, I. S., Omel’chenko, M. A., Kaleda, V. G., Varfolomeev, S. D.

“…The intravital level of γ-aminobutyric acid (GABA) was measured for the first time and the imbalance of the key excitatory and inhibitory neurotransmitters in…”
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Cerebral quantification of N-acetyl aspartate, aspartate, and glutamate levels in local structures of the human brain using J-editing of {sup 1}H magnetic resonance spectra in vivo by Menshchikov, P. E., Semenova, N. A., Manzhurtsev, A. V., Akhadov, T. A., Varfolomeev, S. D.

“…A procedure was developed for the first time for simultaneous in vivo quantification of local aspartate and glutamate concentrations in the human brain using…”
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Dynamics of in Vivo Metabolites Concentrations in Posttraumatic Period of Human Brain. 1 H MRS Study by Semenova, N A, Menshchikov, P E, Manzhurtsev, A V, Ublinskiy, M V, Akhadov, T A, Varfolomeev, S D

“…For the first time the intracellular concentrations of N-acetylaspartate (NAA), aspartate (Asp), and glutamate (Glu) were measured in human brain in vivo, and…”
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Disturbances of Cerebral Metabolism of Aspartate, Glutamate, and N-Acetylaspartate after Traumatic Brain Injury According to 1H Magnetic Resonance Spectroscopy by Menshchikov, P. E., Semenova, N. A., Manzhurtsev, A. V., Melnikov, I. A., Ublinskii, M. V., Akhadov, T. A., Varfolomeev, S. D.

“…Cerebral concentrations of N-acetylaspartate, aspartate, and glutamate were determined for the first time simultaneously in patients with severe traumatic…”
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Parallel fiberoptic gastroscopic and electrogastrographic investigation of the motor function of the stomach by Sobakin, M A, Menshchikov, A P, Kushnirenko, O Y

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Multimodal studies of the human brain using functional magnetic resonance imaging and magnetic resonance spectroscopy by Maksim V. Ublinskiy, A. V. Manzhurtsev, P. E. Men'shchikov, T. A. Akhadov, N. A. Semenova

“…Abstract Studying the brain structure and function in health and disease is one of the most important and intensively developing fields of neuroscience in the…”
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