81 research outputs found

    Model of Quantum Measurement, which Leads to Reduction of Wave Function

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    In this paper, a mathematical model of reduction of the wave function is proposed. The model is based on ideas developed by Klimontovich and apply the method of stochastic quantization in the formulation of Haken. The equation takes into account the stochastic nature of the interaction of a quantum system and the measuring device during the measurement. From this equation, an equation of the Fokker- Planck was received. The solution of which show a reduction of wave functionyesBelgorod State Universit

    AUTOIMMUNE CONCEPT OF SCHIZOPHRENIA: HISTORICAL ROOTS AND CURRENT FACETS

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    Background: The review analyzes the possible role of autoimmune processes in the pathogenesis of schizophrenia and the evolution of concepts on this issue from its origin to the present. Results: Risks of autoimmune processes causing schizophrenia are associated with several factors: an impaired functioning of dopaminergic and glutamatergic systems in the brain, kynurenine pathway disorder with overproduction of quinolinic, anthranilic and kynurenic acids (possibly altering both neurons and T-regulators), increased intestinal permeability, as well as food antigens’ effects, stress and infections with various pathogens at different stages of ontogenesis. An increase in the levels of proinflammatory cytokines and chemokines as well as a decrease in the levels of anti-inflammatory ones also may contribute to schizophrenia risks. Schizophrenia often occurs in those patients having various autoimmune diseases and their first-degree relatives. Conclusion: Cases of schizophrenia resulted from autoimmune pathogenesis (including autoimmune encephalitis caused by autoantibodies against various neuronal antigens) are characterized by quite severe cognitive and psychotic symptoms and a less favorable prognosis. This severe course may result from the chronic immune damage of the neuronal receptors such as NMDA, GABA, and others and depend on hyperprolactinemia, induced by antipsychotics, but aggravating autoimmune processes

    Influence of an Ante- and Intranatal Factors on Cord Blood Cell Composition of Fullterm Newborns

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    The hypoxia is the powerful stressful factor, and, presumably, should result not only in rising of erythrocytes counts for the compensatory purpose, but also in rising of other blood cells number, as consequence of mobilization in the answer stress. In article the influence assessment of pregnancy and delivery features, acute and chronic fetal hypoxia on cord blood cell composition of the full-term newborns is shown. Increase of leucocytes count at elongation of the second period of delivery, presence of chronic prenatal hypoxia or acute hypoxia in delivery is revealed. Differences of cord blood cell composition depending on newborn gender and body weight which consist in higher leucocytes count (all subpopulations including hematopoietic stem cells) at boys and at higher body weight are shown. Differences according to gender and to body weight are independent from each other. It is shown, that boys worse adapt for delivery that is expressed in higher concentration of mobilization cytokines and higher leucocytes and hemopoietic progenitors count in cord blood. It is shown, that mobilization cytokine concentration (IL-8, G-CSF, MMP-9) in cord blood of full-term newborns statistically significantly above, than in peripheral blood of healthy donors. Thus IL-8, G-CSF, MMP-9 concentration higher at boys in comparison with girls; at normal delivery in comparison with delivery by planned cesarean sections and at acute fetal hypoxia

    MECHANISMS FOR ENSURING SUSTAINABLE DEVELOPMENT AND FOOD SECURITY OF A SOVEREIGN COUNTRY

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    The social and climatic factors that affect the global and regional food systems of states and regions have been highlighted in the article. The importance of ensuring food security and balanced nutrition of the population at a time of economic hardship to reduce the vulnerability of the economy and strengthen the political stability of the Russian Federation, to build capacity to withstand the crisis and rapid recovery from it has been noted. The problems of food security and tasks aimed at preventing internal and external threats, sustainable development of domestic production sufficient to ensure food independence and state sovereignty have been considered

    THREATS TO INDUSTRIAL POLICY, TRADE AND KNOWLEDGE SHARING IN A GLOBAL EMERGENCY

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    The coronavirus epidemic 2019-nCoV in China has already led to a slowdown in the country’s economic growth and the fall of the yuan exchange rate on the stock exchanges. The Russian government has banned visa-free tourist trips between Russia and China and the issuance of work visas to Russia for Chinese citizens; Australia, New Zealand, Japan, Pakistan, and Italy have imposed similar bans. Great Britain, South Korea, Singapore and New Zealand have imposed quarantine for arrivals from China. Military aircrafts of Russia, India and Thailand take their citizens out of China. The US authorities have declared public health emergency and ban on the entry of all foreign citizens who have visited China over the past two weeks. This article gives forecast, how these measures of the governments will affect on global academic mobility and economic growth
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