Search Results - "Chemeris, N. K."
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Age-Related Changes in Heart Rate Variability from the Neonatal Period to Adulthood
Published in Doklady. Biochemistry and biophysics (11-10-2024)“…The aim of the study was to reveal the patterns of the age-related dynamics of the frequency-dependent regulation of heart rate variability (HRV) based on the…”
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2
Frequency-Dependent Variability of Pulse Wave Transit Time: Pilot Study
Published in Doklady. Biochemistry and biophysics (01-06-2024)“…The dynamics of the pulse wave (PW) associated with the PW transit time variability (PWTTV) determines the peripheral pulse rate variability, which is used as…”
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3
Spectral Analysis of Heart Rate Variability Based on the Hilbert–Huang Method
Published in Doklady. Biochemistry and biophysics (01-08-2023)“…Analysis of heart rate variability (HRV) is widely used for noninvasive assessment of the state of the regulation systems of the heart. The aim of this study…”
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4
Localization of Mechanisms of Amplitude–Frequency Modulation of Pulse Blood Perfusion of the Soft Tissue Microvasculature. Pilot Study
Published in Doklady. Biochemistry and biophysics (01-06-2022)“…Peripheral blood flow analysis is used for noninvasive assessment of the cardiovascular system. The aim was to investigate the possibility of applying…”
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5
Periodic Concentration of Mental Attention Changes the Structure of Oscillatory Processes in the Cardiovascular System
Published in Human physiology (2020)“…In this study, the subjects were asked to track the low-frequency rhythm of amplitude-modulated acoustic white noise in the series that required the varying…”
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6
Role of additive stochastic modulation of the heart activity in the formation of 0.1-Hz blood flow oscillations in the human cardiovascular system
Published in Doklady. Biological sciences (01-05-2016)“…In the framework of our previous hypothesis about the participation of structural and hydrodynamic properties of the vascular bed in the formation of the…”
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7
Anti-inflammatory effects of low-intensity extremely high-frequency electromagnetic radiation: Frequency and power dependence
Published in Bioelectromagnetics (01-04-2008)“…Using a model of acute zymosan‐induced footpad edema in NMRI mice, the frequency and power dependence of anti‐inflammatory effect of low‐intensity extremely…”
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8
Preliminary microwave irradiation of water solutions changes their channel-modifying activity
Published in FEBS letters (05-06-1995)“…Earlier we have shown that millimetre microwaves (42.25 GHz) of non-thermal power, upon direct admittance into an experiment bath, greatly influence activation…”
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The study of the mechanisms of formation of reactive oxygen species in aqueous solutions on exposure to high peak-power pulsed electromagnetic radiation of extremely high frequencies
Published in Biofizika (01-09-2005)“…Using the method of enhanced chemiluminescence in a peroxidase-luminol-p-iodophenol system, we found the formation of reactive oxygen species (in equivalent of…”
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10
Effects of the Airway Obstruction on the Skin Microcirculation in Patients with Bronchial Asthma
Published in Vestnik Rossiĭskoĭ akademii medits︠i︡nskih nauk (2016)“…Pulmonary hemodynamic disorders depend on the inflammatory phases and severity of the obstructive syndrome. However, the effect of asthma bronchial obstruction…”
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11
Effects of low-intensity ultrahigh frequency electromagnetic radiation on inflammatory processes
Published in Bulletin of experimental biology and medicine (01-04-2004)“…Low-intensity ultrahigh frequency electromagnetic radiation (42 GHz, 100 microW/cm(2)) reduces the severity of inflammation and inhibits production of active…”
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12
Changes in the chromatin structure of lymphoid cells under the influence of low-intensity extremely high-frequency electromagnetic radiation against the background of inflammatory process
Published in Biofizika (01-07-2011)“…Using the alkaline single cell gel electrophoresis technique (comet assay), changes in chromatin structure of peripheral blood leukocytes and peritoneal…”
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13
Age features of the dynamics of the oscillation amplitudes of the peripheral skin blood flow during the postocclusive reactive hyperemia
Published in Fiziologiia cheloveka (01-03-2010)“…The study of age-related changes of peripheral microhemodynamics was performed by laser Doppler flowmetry in 60 healthy volunteers. To determine the reaction…”
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Changes in the fatty acid composition of thymic and solid ehrlich carcinoma cells in mice under exposure to extremely high frequency electromagnetic radiation
Published in Doklady. Biochemistry and biophysics (01-08-2011)“…It is well known that the beginning and progression of tumor growth is often accompanied by inflammation of the transformed tissues and tissues surrounding the…”
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15
Age-related differences in the dynamics of the skin blood flow oscillations during postocclusive reactive hyperemia
Published in Human physiology (01-03-2010)“…Age-related changes in peripheral microcirculation were studied using laser Doppler flowmetry in 60 apparently healthy subjects. The response of…”
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16
Model analysis of nonlinear modification of neutrophil calcium homeostasis under the influence of modulated electromagnetic radiation of extremely high frequencies
Published in Journal of biological physics (01-06-1999)“…The problem of resonance effects of electromagnetic radiation (EMR) on biological objects remained unsolved till now. Previously we demonstrated that…”
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17
Effect of electromagnetic radiation of extremely high frequencies on the fatty-acid composition of mouse thymic cells in normal state and in systemic inflammation
Published in Doklady. Biochemistry and biophysics (01-12-2010)“…The goal of this study was to investigate the effect of extremely high frequency electromagnetic radiation on the fatty acid composition of mouse thymocytes in…”
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18
An Analysis of Phase Relationships between Oscillatory Processes in the Human Cardiovascular System
Published in Biophysics (Oxford) (2020)“…—The phase relationships between heart rate variability, respiration, forearm skin blood flow oscillations (according to laser Doppler flowmetry), and…”
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The Impact of Stochastic Perturbations upon the Hydrodynamic Relationship between the Activity of Human Cardiac Ventricles and Low-Frequency Blood Flow Oscillations in the Microcirculatory Bed
Published in Biophysics (Oxford) (2019)“…—The experimentally revealed high phase coherence between low-frequency oscillations in the cutaneous blood perfusion signal at the contralateral skin sites…”
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20
Lack of direct DNA damage in human blood leukocytes and lymphocytes after in vitro exposure to high power microwave pulses
Published in Bioelectromagnetics (01-04-2006)“…Currently, the potential genotoxicity of high power microwave pulses (HPMP) is not clear. Using the alkaline single cell gel electrophoresis assay, also known…”
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