Publications by authors named "Ia KOMISSAROVA"

The notions of psychophysiological investigation (PPI) and psychophysiological examination with application of polygraph are characterized. The history of the method for more than 100 years, the aims of the examination are described. Effective use of the polygraph in criminal investigations is illustrated.

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Effects of amino acid composition MP-33 in combination with trimetazidine were studied in metabolic therapy of elderly patients (age 63.3 +/- 1.7 years) with ischemic heart disease (angina pectoris functional class II-III).

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Treatment with phenobarbital (30 mg/kg) for 2 weeks increased succinate dehydrogenase activity in peripheral blood lymphocytes of male rats. In 38% phenobarbital-treated rats succinate-cytochrome c oxidoreductase activity was lower than in the control due to accumulation of cells exhibiting no enzyme activity; in 44% animals this parameter was higher than in the control. The rates of state 3 respiration (oxidation substrate succinate), phosphorylation, and uncoupled respiration in liver mitochondria (oxidation substrate glutamate/malate mixture) increased after 35-day treatment with phenobarbital.

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Red cell redox-status and hemodynamic changes were studied in 60 old patients with ischemic heart disease. The treatment consisted of standard therapy (ST), ST + amino acid composition (glutaminic acid, glycine, cysteine) or preductal (15, 30 and 15 patients, respectively). Glutathione levels, activity of glutathione-transferase, reductase, peroxidase, catalase, Cu-, Zn-superoxide dismutase, red cell levels of malonic dialdehyde, hemodynamic parameters according to echo-CG and ECG monitoring were estimated before the treatment and 20 days after it.

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Patients with ischemic heart disease (angina pectoris of functional class II and III) whose mean age was 67.4 +/- 1.67 years were divided into 3 randomized groups.

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Aim: A comparative analysis of effectiveness of combined therapy including trimetazidine (preductal) and composition of amino acids (glutamic acid, glycin and cystein) in elderly patients with coronary heart disease and angina of functional class II-III (FC II-III).

Materials And Methods: 60 patients (47 females and 13 males, mean age 66.4 +/- 0.

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Original MP-33 metabolic drug has inductive action on intracellular levels of glutathione (GSH) and GSH-related enzymes (glutathione peroxidase-GPx, glutathione S-transferase-GST) of animals and human (liver, heart, erythrocytes). Treatment of Wistar male rats with MP-33 per os (6 mg/kg) 30 min before gamma-irradiation with a dose of 7 Gy results in 35% survival and increasing of mean life. In "mother-foetus" system the induction of intracellular level of GSH, GST and GPx by MP-33 leads to enhancement of foetus radioresistance.

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Aged patients with IHD were randomised into two groups (45 patients each). Mean age of the patients was 65.8 +/- 0.

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Both the efficiency of glycine in the acute period of hemispheric ischemic stroke and mechanisms of its action were studied in a double blind placebo-controlled trial including 200 patients. Orgogozo's and Scandinavian scales for objective assessment of the condition severity and of a degree of neurologic deficiency, and Bartel's scale--for evaluation of functional recovery were used and measurements were made of the levels of autoantibodies to the structural component of glutamate NMDA-receptors in blood serum and concentrations of neurotransmitter amino acids and of the products of lipid peroxidation in cerebrospinal fluid. Sublingual glycine application in daily dose of 1-2 g was found effective beginning with the first 6 hours of the stroke development during 5 days.

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In the present study an attempt to detect influence of some psychotropic drugs on oxidative phosphorylation has been made. Relanium and melipramine were used in the experiments. They are among tranquilizer and antidepressant drug groups respectively.

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Individual resistance of pregnant rats and the newborns to acute hypoxic hypoxia was studied. It was found that individual resistance of the organism to hypoxia significantly decreases in the last period of pregnancy. A new drug limontar proved to possess the properties of an active antihypoxia agent.

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Hormone sensitivity in patients suffering from glomerulonephritis of nephrotic type was assessed cytochemically by corticosteroid action on activity of mitochondrial enzymes (alpha-glycerophosphate dehydrogenase, succinate dehydrogenase) and by sensitivity of peripheral blood mononuclear cells to antiproliferative effect of dexamethasone in vitro. In glucocorticosteroid-sensitive patients the activity of alpha-glycerophosphate dehydrogenase, succinate dehydrogenase rises in interaction with prednisolone in vitro. In the resistant patients enzymatic activity in lymphocytes came down, peripheral blood mononuclear cells before and in the course of treatment retained resistance to glucocorticoids irrespective of the treatment results.

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Natural metabolite glycine administered per os to rats in the fetus period of pregnancy in a dose of 1 mg/kg was found to exert a corrective action with respect to the toxic effect of ethanol in the mother-fetus system. Glycine prevents loss in the body weight, normalizes functional state of the nervous system and metabolic disorders in the maternal organism, improve the redox processes in the lymphocytes changed under alcoholization, and protect the fetus both on the metabolic and microstructural levels.

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A comparative study of individual resistance of rats to acute hypoxic hypoxia was performed. It was shown that individual resistance of the organism to hypoxia significantly decreases in the course of pregnancy. Limontar is shown to be active antihypoxant.

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In intensive care unit 226 patients underwent step-by-step clinical and neurophysiological investigation of glycin chemotherapy efficiency in the acute period of ischaemic stroke. Investigation included double-blind placebo controlled method, monitoring (by means of EEG, toposelective mapping of EEG, SSEP, transcutaneous cortical electric stimulation, ENMG) of changes of brain functional state after the first drug dose and course of treatment, analysis of dose-dependent action of the drug, posticchemic follow-up. It was found out, that usage of the drug glycin (daily dose 1-2 grams) in the combined intensive treatment of stroke provided for significant acceleration of regress of disorders of consciousness and other general and focal signs (in comparison with severity-matched control group), and more complete and stable restoration of function to the end of acute period of the disease.

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We propose a new concept of molecular-cellular regulation of the mitochondrial respiratory chain. According to this concept, the cell uses acetaldehyde (AcA) as a main regulator of the respiratory chain. AcA expresses its action by changing the structural-functional state of ubiquinone, the key component of the respiratory chain.

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Metabolic effects of hypoxia and ethanol on the cell has been comparatively studied. The obtained data suggest their similar molecular-cellular mechanisms. One of the main disturbing effects of both hypoxia and ethanol is disruption of the cellular energy metabolism.

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The antihypoxic effect of glutathione was studied in a pressure chamber of acute hypoxic hypoxia and in the perfused heart of non-inbred rats. The body's natural metabolite glutathione was found to show the properties of an active antihypoxant, a protector of energy action. The mechanism of this action of glutathione may be associated with decreased hyper-recovery of the mitochondrial respiratory chain and with its restored capacity to synthesize ATP at the first point of oxidative phosphorylation.

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The role of glutathione in metabolic response of the cell to hypoxia is discussed. Experiments were carried on random bred white female rats and their offspring. The antihypoxic effect of glutathione was studied using a low-pressure chamber model of acute hypoxic hypoxia and a perfused heart.

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