342 research outputs found

    The teaching of terminological vocabulary as a condition of formation of professional mobility of graduates of college

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    The article discusses the possibility of practical application of a foreign language in the future career of College graduates. Knowledge of special terminological vocabulary reflects not only knowledge of the language, but also the ability to use it in their professional activities, increases competitiveness, professional mobility and self-realizationВ статье рассматриваются возможности практического применения иностранного языка в будущей карьере выпускников колледжа. Знание специальной терминологической лексики отражает не только знание языка, но и способность использовать его в своей профессиональной деятельности, повышает конкурентоспособность, профессиональную мобильность и самореализаци

    Rational Organisation of Adverse Drug Reaction Monitoring

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    The main pharmacoepidemiological method for assessing the efficacy and safety of ongoing pharmacotherapy involves the collection of spontaneous reports on adverse drug reactions (ADRs) associated with the use of medicines.The aim of the study was to analyse approaches to organising a system for collecting information on ADRs associated with the use of medicinal products, taking the Omsk region as a case study.Materials and methods: the authors analysed 200 ADR reporting forms received by the Regional Centre for the Study of Side Effects of Drugs (RCSSED) in 2019.Results: the analysis determined the ways of receiving the forms in the RCSSED. According to the analysis, the ADR reports were submitted by medical organisations in Omsk (86%) and the Omsk region (0.5%), as well as directly by patients (13.5%). The leading sources of reports were clinical pharmacologists (80% of the forms). Most of the reports were on ADRs associated with the use of psychotropic (41%) and antitumour (10%) medicinal products; it is explained by the proactive attitude and high commitment of medical personnel from the specialised clinics in Omsk towards their professional duties. Other important sources of reports in the Omsk region, which contributed to the number of spontaneous reports from patients, were the patient hotline and free consultation appointments with the clinical pharmacologist of the RCSSED on side effects of medicinal products. The article emphasises the leading role of the RCSSED clinical pharmacologist in educating medical personnel—in pharmacovigilance, collecting information about the development of ADRs, and the quality of reporting form filling—and coordinating the activities of the medical and pharmacy services, including the stages of laboratory assessment of medicinal product quality and pharmaceutical consultation of general public.Conclusions: using the example of the Omsk region, the authors demonstrated the structural organisation of the collection of information about adverse reactions associated with the use of medicinal products. An important direction for further improvement of the organisation of ADR monitoring is the interaction with employees of pharmacy organisations, including additional training events for them

    Morphological estimation of changes in cancellous raduis bone for forensic age determination

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    Visual researches showed that the cancellous bone of the distal radius has significant morphological changes with the increase of years. Revealed structural changes of cancellous bone allows to differentiate the age of an object and to direct a medical expert towards the proposed age group at the identification study. As a result of photocolorimetric research of involution changes of cancellous bone of the distal radius we found statistically significant increase of light transmission with the increase of years which is associated with an increase of osteoporosis. The correlation coefficient ranged from 0,63 to 0,80. On the basis of these data mathematical models that allow to determine the person's age in the forensic identification researches of the distal radius were developed (standard mean square error in determination of the age was from 6,6 to 8,2 years)

    EXPERIMENTAL STUDY OF CAUSES OF REFUSED OF COPPER BUSBARES WHILE PRESSING ON THE LINE OF CONTINUOUS EXTRUSION "CONFORM-400"

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    В работе экспериментально исследован характер течения металла в очаге деформации при прессовании медных шин на линии непрерывной экструзии (ЛНЭ) «Conform-400». Подтверждена гипотеза исключающая преимущественное влияние температуры, скорости прессования и толщины облоя на возникновение пузырей и расслоений в медных шинах. Доказан факт затягивания окисленного слоя металла из колеса в форкамеру.In operation the character of a current of metal in the deformation center when molding copper busbares on the Conform 400 line of the continuous extrusion (LCE) experimentally is probed. The hypothesis excluding preferential influence of temperature, speed and value of a burr on origin of surface blowhole and lamination in copper busbares is confirmed. A fact of tightening of the oxidized metal layer from a wheel to the prechamber is proved

    MODELING OF THE INITIAL STAGE OF THE PRECHAMBER FILLING WHILE COPPER BUSBARES PRESSING ON THE CONTINUOUS EXTRUSION LINE "CONFORM-400"

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    В работе проведено моделирование в пакете DEFORM-3D начальной стадии заполнения форкамеры при прессовании медной шины на линии непрерывной экструзии «CONFORM-400». Исследован характер течения металла в очаге деформации при нестационарном режиме прессования. Сделан анализ скорости заполнения мертвых зон форкамеры.FEM simulation of the initial stage of the prechamber filling while copper busbares pressing the on the continuous extrusion line "CONFORM-400" was carried on the DEFORM-3D. The formation of the metal flow in the deformation zone under the nonstationary pressing regime is studied. An analysis is made of the filling rate of the dead zones of the prechamber

    Оценка отдаленных клинико-функциональных изменений у пациентов, перенесших тяжелое COVID-19-ассоциированное поражение легких

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    The problem of long COVID-19 (COronaVIrus Disease 2019) has been highly relevant for the healthcare system in the last three years. The persistence of respiratory symptoms, radiological and functional changes in COVID-19 patients brings new challenges to the entire medical community. The aim of the study is to explore long-term clinical and functional changes in patients with severe COVID-19-associated lung injury, including assessment of functional and radiological abnormalities of the respiratory system, as well as persistent clinical symptoms a year after the acute phase of the disease. Methods. The study included 45 patients who were examined 3, 6 and 12 months after COVID-19 with severe lung damage (more than 50% according to chest CT in the acute phase of the disease). Patients underwent multispiral computed tomography of the chest organs, a comprehensive study of respiratory function (spirography, body plethysmography and diffusion test); the clinical symptoms were assessed. Results. Chest CT scans showed gradual regression of pathological changes during the follow-up. However, radiographic changes of varying severity persisted after 12 months of follow-up in 51% of patients. A year later, restrictive disorders persisted in 20% of patients and the diffusion capacity of the lungs was reduced in 69% of patients. At the same time, a statistically significant difference in the DLСО level was observed between 3, 6 and 12 months. The severity of dyspnea decreased 1 year after hospitalization in 48% of patients. Conclusion. The obtained results demonstrate a gradual regression of both radiological and functional pathological changes during the 1st year. However, CT changes and deviations of the respiratory function persist in some patients, mainly in the form of a decrease in DLСО, which necessitates further monitoring of this group of patients.Проблема длительного течения COVID-19 (COronaVIrus Disease 2019) сохраняет свою актуальность для системы здравоохранения, а перед медицинским сообществом поставлены новые задачи, связанные с персистированием респираторных симптомов, рентгенологических и функциональных изменений у лиц, перенесших новую коронавирусную инфекцию (НКИ). Целью исследования явилось изучение отдаленных клинико-функциональных изменений у пациентов, перенесших тяжелое COVID-19-ассоциированное поражение легких, с оценкой функциональных и рентгенологических отклонений системы дыхания, а также сохраняющейся клинической симптоматики через 1 год после острой фазы заболевания. Материалы и методы. В исследование включены пациенты (n = 45), обследованные через 3, 6 и 12 мес. после перенесенной НКИ с тяжелым поражением легких (> 50 % по данным компьютерной томографии (КТ) органов грудной клетки (ОГК) в острую фазу заболевания). Выполнялись мультиспиральная компьютерная томография ОГК, комплексное исследование функции внешнего дыхания (ФВД) (спирография, бодиплетизмография и диффузионный тест), оценивалась клиническая симптоматика. Результаты. За время наблюдения по данным КТ ОГК отмечался постепенный регресс патологических изменений, однако через 12 мес. наблюдения у 51 % пациентов рентгенологические изменения различной степени тяжести сохранялись. Через 1 год рестриктивные нарушения сохранялись у 20 % пациентов, а диффузионная способность легких по монооксиду углерода (DLСО) оказалась сниженной у 69 %. При этом статистически значимое различие уровня DLСО наблюдалось между 3-м, 6-м и 12-м месяцами наблюдения. Через 1 год после госпитализации у 48 % пациентов уменьшилась выраженность одышки. Заключение. В течение 1-го года наблюдения продемонстрирован постепенный регресс рентгенологических и функциональных изменений, однако у части пациентов сохраняются КТ-изменения и нарушения ФВД, преимущественно в виде снижения DLСО, при которых требуется дальнейшее наблюдение

    A Search for Selectrons and Squarks at HERA

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    Data from electron-proton collisions at a center-of-mass energy of 300 GeV are used for a search for selectrons and squarks within the framework of the minimal supersymmetric model. The decays of selectrons and squarks into the lightest supersymmetric particle lead to final states with an electron and hadrons accompanied by large missing energy and transverse momentum. No signal is found and new bounds on the existence of these particles are derived. At 95% confidence level the excluded region extends to 65 GeV for selectron and squark masses, and to 40 GeV for the mass of the lightest supersymmetric particle.Comment: 13 pages, latex, 6 Figure

    Energy Flow in the Hadronic Final State of Diffractive and Non-Diffractive Deep-Inelastic Scattering at HERA

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    An investigation of the hadronic final state in diffractive and non--diffractive deep--inelastic electron--proton scattering at HERA is presented, where diffractive data are selected experimentally by demanding a large gap in pseudo --rapidity around the proton remnant direction. The transverse energy flow in the hadronic final state is evaluated using a set of estimators which quantify topological properties. Using available Monte Carlo QCD calculations, it is demonstrated that the final state in diffractive DIS exhibits the features expected if the interaction is interpreted as the scattering of an electron off a current quark with associated effects of perturbative QCD. A model in which deep--inelastic diffraction is taken to be the exchange of a pomeron with partonic structure is found to reproduce the measurements well. Models for deep--inelastic epep scattering, in which a sizeable diffractive contribution is present because of non--perturbative effects in the production of the hadronic final state, reproduce the general tendencies of the data but in all give a worse description.Comment: 22 pages, latex, 6 Figures appended as uuencoded fil

    Open and Hidden Charm Production in 920 GeV Proton-Nucleus Collisions

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    The HERA-B collaboration has studied the production of charmonium and open charm states in collisions of 920 GeV protons with wire targets of different materials. The acceptance of the HERA-B spectrometer covers negative values of xF up to xF=-0.3 and a broad range in transverse momentum from 0.0 to 4.8 GeV/c. The studies presented in this paper include J/psi differential distributions and the suppression of J/psi production in nuclear media. Furthermore, production cross sections and cross section ratios for open charm mesons are discussed.Comment: 5 pages, 9 figures, to be published in the proceedings of the 6th International Conference on Hyperons, Charm & Beauty Hadrons (BEACH04), Chicago, IL, June 27 - July 3, 200
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