260 research outputs found

    The role of the American press in covering the crisis of the Omsk government of admiral Kolchak in summer 1919

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    The research provides an overview of some key issues related to Civil War and foreign intervention in Russia, which were reflected in the American press. The author notes the high awareness of the foreign press and its interest in the coverage of Russian 1918-1920 events, shows the specific perception of information by foreign correspondents. An attempt is made to trace the role of the press in shaping public opinion in the West countries, primarily in the United States, concerning the support of the intervention. The author pays special attention to the role of the American periodical press in covering the crisis of the Omsk Government of Admiral Kolchak in summer 1919

    Experience of Linguistic Portraiture of the Modern Official

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    We analyzed the results of associative experiment the stimulus names “official”, “man-servant” and “woman official” in the student’s  environment bachelors training areas “Journalism” and “Advertising and  public relations”. The model of the stereotypical image of an official on  the basis of image and reputational characteristics

    Дослідження фармакодинаміки водного та спиртового екстрактів ласкавця золотистого

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    Drug-induced liver injury has approximately 10 percent of adverse effects associated with pharmacotherapy. This issue is particularly important to pediatrics. The multifactorial pathogenesis of the liver injury identifies the prospects of finding new hepatoprotectors of the plant origin with a wide spectrum of the pharmacological activity. Bupleurum aureum (hare’s ear) has long been used in folk medicine for the liver diseases treatment. This plant has a choleretic, wound-healing, and tonic effect. Aqueous and alcoholic extracts of Bupleurum aureum contain a large amount of flavonoids (quercetin, isorhamnetin, rutin, narcissine), tannins and phytosterols. The aim of this study was to investigate the potential hepatoprotective and membrane-stabilizing effects of herbal extracts of the aerial part of Bupleurum Aureum on carbon tetrachloride-induced hepatitis in vivo. The study of pharmacodynamics of alcoholic and aqueous extracts from Bupleurum aureum Fisch. was carried out under conditions of the rats’ acute experimental hepatitis caused by tetrachloromethane. It has been found that prophylactic introduction of extracts of the aerial part of Bupleurum Aureum to rats restores the bile secretion and synthetic function of the liver. It has been determined that the herbal extracts studied have hepatoprotective and membrane protective properties. High effectiveness and a wide spectrum of pharmacological properties of extracts of Bupleurum Aureum can be described by their chemical composition. The alcoholic extract of Bupleurum aureum has been found to possess the maximum efficiency. This extract is not inferior to found reference drugs “Silibor” and “Quercetine”.Лекарственные поражения печени составляют 10% от побочных реакций, связанных с применением фармакологических средств. Особенно актуальной эта проблема является для педиатрии. Многофакторность патогенеза поражений печени определяет перспективность поиска новых гепатопротекторов среди лекарственных растений, которые проявляют широкий спектр фармакологической активности. Одним из таких растений является володушка золотистая (Bupleurum aureum Fisch.), которая издавна применяется в народной медицине для лечения заболеваний печени, оказывает желчегонное, ранозаживляющее и тонизирующее действие. Объектом исследования стали водный и спиртовый экстракты травы володушки золотистой, которые в своем составе содержат флавоноиды (кверцетин, рутин, изорамнетин, нарциссин), дубильные вещества и фито- стерин, что позволяет предположить наличие у экстрактов гепатопротекторного действия. На крысах с острым тетрахлорметановым гепатитом проведено изучение фармакодинамики водного и спиртового экстрактов володушки золотистой. Установлено, что при профилактическом введении экстракты володушки золотистой оказывают гепатопротекторные свойства: восстанавливают желчесекреторную и синтетическую функцию печени, а также мембранопротекторное действие. Профилактическое введение водного и спиртового экстрактов в различной степени способствовало снижению проявлений гепатотоксичности тетрахлорметана (ТХМ). На фоне применения средства у крыс восстанавливалась скорость секреции желчи, ее литогенные свойства, о чем свидетельствует нормализация холатохолестеринового коэффициента. Однако, массовый коэффициент печени оставался на уровне животных из группы положительного контроля. Наибольшая эффективность была выявлена у спиртового экстракта володушки золотистой, который по выраженности действия не уступал препаратам сравнения гранулам «Кверцетин» и капсулам «Силибор».Ураження печінки ліками складають 10% від побічних реакцій, пов’язаних із застосуванням фармакологічних засобів. Особливо актуальною ця проблема є для педіатрії. Багатофакторність патогенезу уражень печінки визначає перспективність пошуку нових гепатопротекторів серед лікарських рослин, які виявляють широкий спектр фармакологічної дії. Однією з таких рослин є ласкавець золотистий (Bupleurum aureum Fisch.), який здавна застосовується в народній медицині для лікування захворювань печінки, виявляє жовчогінну, ранозагоювальну та тонізуючу дію. Об’єктом дослідження стали водний та спиртовий екстракти з трави ласкавця золотистого, які містять флавоноїди (кверцетин, рутин, ізорамнетин, нарцисин), дубильні речовини та фітостерини, що дозволяє припустити наявність у екстрактів гепатопротекторної дії. На щурах з гострим тетрахлорометановим гепатитом проведено вивчення фармакодинамiки водного та спиртового екстрактiв ласкавця золотистого. Встановлено, що за умов профілактичного введення екстракти ласкавця золотистого виявляють гепатопротекторні властивості, а саме відновлюють жовчосекреторну і синтетичну функцію печінки, а також виявляють мембранопротекторну дію. Профілактичне введення водного та спиртового екстрактів не в однаковій мірі сприяло зниженню проявів гепатотоксичності ТХМ. На тлі застосування засобу у щурів відновлювалася швидкість секреції жовчі, її літогенні властивості, про що свідчить нормалізація холатохолестеринового коефіцієнта. Проте масовий коефіцієнт печінки залишався на рівні тварин з групи позитивного контролю. Найбільшу ефективність визначено у спиртового екстракту ласкавця золотистого, який за виразністю дії не поступався препаратам порівняння гранулам «Кверцетин» і капсулам «Силібор»

    Microsurgery of chronic laryngeal diseases using fiber optic lasers. A review

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    Background. The treatment of chronic diseases of the larynx is an urgent issue. Chronic larynx masses account for up to 5570% of the upper respiratory tract proliferative diseases. The incidence of vocal apparatus disorders is stable due to increased load on the vocal apparatus, neuro-emotional stress, non-compliance with voice hygiene (smoking, alcohol consumption), nasal and pharyngeal inflammatory diseases, sensibilization, and gastrointestinal disorders. Dysphonia, voice timbre changes, and vocal fatigue are presented in 712% of otorhinolaryngologist patients. Delayed treatment of chronic larynx diseases can lead to upper respiratory obstruction, reduced exercise and self-care tolerance, and disablement in people with voice and speech professions. Aim. To address current treatment methods for chronic diseases of the larynx. Modern surgical and non-surgical treatments of chronic larynx diseases aim to restore voice quality and respiratory function. Over the past 50 years, laser-assisted phonosurgery has gained popularity due to the many benefits of biological tissue exposure to electromagnetic energy and low rates of intra- and postoperative complications. Materials and methods. The literature review was performed using electronic medical libraries and professional printed papers. According to local and foreign data, laryngeal laser surgery is highly precise, minimally invasive, associated with no blood loss, and highly effective. Historically, CO2 laser has been used for the longest time in laryngeal surgery. Modern medical technology has recently introduced surgical systems with novel technicalities for clinical use. In such devices, the laser energy is transmitted through a flexible optical fiber instead of a mirror system, as in the CO2 laser, which has made new surgical high-energy systems more affordable for equipping medical institutions. Currently, the following fiber-optic laser systems are most often used to treat chronic diseases of the larynx: potassium-titanyl-phosphate, diode laser, and "blue" laser with a wavelength of 445 nm. Results. The literature review and analysis of surgical treatment outcomes using fiber-optic laser devices in patients with chronic larynx diseases showed high safety and effectiveness of modern treatments, providing fast recovery of voice and respiratory function. Conclusion. The development of laser devices, including domestic ones, with new wavelengths, makes it possible to work in contact mode in an inert gas environment, which opens up new opportunities for phonosurgery

    DEVELOPMENT OF EDUCATIONAL PLATFORM FOR INDUSTRY 4.0 PRODUCTION PROCESS STUDY

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    Subject of Research. We propose educational platform created on the basis of the automated production in the Industry 4.0 concept. The interaction of automated production area components is described. The paper describes the process of new components integration into a standardized architectural model. Method. While creating an automated production area, a modern service-oriented architectural model is used, which describes the production process both from the life cycle side and at different levels of the hierarchy, as well as the interaction levels of the components of this production. The basis of the production is a single-board Raspberry Pi computer with a server being started on it for data exchange between the database and the engraving site. Main Results. A model was designed for the next stage of production supplementing by a set of 3D printers. Interfaces between the components of the automated production were also identified. Practical Relevance. The created production area gives the possibility to get acquainted with the basis of the Industry 4.0 concept. The developed model will be implemented for training students to work with modern industrial automation. In addition, the architecture of the created production area provides an opportunity to develop new automation programs, introduce additional production components, and study their interaction with existing ones

    Relationship between hyperventilation syndrome and anxiety disorders in women-internally displaced persons with threatened miscarriage

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    AbstractThe protracted armed conflicts create not only political, legal, socio-economic problems, form the migration flows of the population, but also affect the somatic and mental health of people. Pregnancy is a critical stage in the development of a woman's personality. According to recent studies, about 54% of women during pregnancy experience anxiety, the prevalence of hyperventilation syndrome (HVS) in population is 6-9.5%. The aim of the study was to determine the prevalence of hyperventilation syndrome and to establish its relationship with anxiety disorders in women - internally displaced persons with threatened miscarriage, living in the Luhansk region to improve treatment measures and prevent obstetric and perinatal complications. Material and Methods. The study included 35 pregnant women - IDPs who were hospitalized regarding threatened miscarriage to the hospitals, located in the Luhansk region (group I). The control group consisted of 30 pregnant women with non-complicated obstetric anamnesis and physiological course of pregnancy with similar gestational period of pregnancy and place of residence. Spielberger State-Trait Anxiety Inventory was used to assess the level of anxiety, the Nijmegen questionnaire was used to identify the manifestations of HVS. Results and discussion. Manifestations of HVS were observed in 8.57 % of patients of group I, in group II were not recorded. Patients of group I had significantly higher levels of state and trait anxiety, HVS. In group I a positive correlations between the indicators of HVS and indicators of state and trait anxiety were found. Conclusions. Antenatal study of levels of anxiety, manifestations of HVS in pregnant women - IDPs with threatened miscarriage will allow to individualize the approach to the management of pregnancy and if needed to timely develop rehabilitating measures, that will contribute to a successful outcome of the pregnancy and affect the health of the mother and her offspring.

    Modern requirements to preparation of professional and pedagogical personnel

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    The relevance of the researched problem is caused by the need of providing the educational organizations of the system of professional education with specialists in projecting and implementation of educational programs of training of workers and specialists of a middle link, and formation of a personnel resource for innovative productions. The purpose of the presented article consists in consideration of the discrepancies arising while introduction of the professional standard "Teacher of Vocational Training, Vocational Education and Further Vocational Education" and changes revelation of a pedagogical personnel which are necessary for improvement of preparation quality. The leading approach to the research of this problem is the system-based approach which allows us to reveal the discrepancies arising by the comparison of the professional standard and educational programs that are developed taking into account requirements of the educational standard for the direction of preparation Vocational Training (branch-wise). According to the analysis results, the option of adjustment of educational programs for the direction of preparation Vocational Training (branch-wise) is offered; it promotes improvement of preparation quality of pedagogical personnel for the system of professional education and further vocational education, and also the corporate educational organizations and innovative productions. The materials of the publication can be useful to heads of educational organizations while forming the personnel potential in educational institutions. © 2016 Zyryanova et al

    Colloidal particles at a nematic-isotropic interface: effects of confinement

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    When captured by a flat nematic-isotropic interface, colloidal particles can be dragged by it. As a result spatially periodic structures may appear, with the period depending on a particle mass, size, and interface velocity~\cite{west.jl:2002}. If liquid crystal is sandwiched between two substrates, the interface takes a wedge-like shape, accommodating the interface-substrate contact angle and minimizing the director distortions on its nematic side. Correspondingly, particles move along complex trajectories: they are first captured by the interface and then `glide' towards its vertex point. Our experiments quantify this scenario, and numerical minimization of the Landau-de Gennes free energy allow for a qualitative description of the interfacial structure and the drag force.Comment: 7 pages, 9 figure
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