82 research outputs found

    Social inequality and the phenomenon of multiple personality as a tool of increasing the competitiveness of youth

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    В статье обосновано утверждение, что интеграция России в глобальное экономическое пространство качественно меняет принципы стратификации российского социума. Системообразующими становятся два фактора: несправедливое социальное неравенство и способность социальных общностей к эффективной жизнедеятельности в формате множественной личности. Приведены результаты опроса старших школьников Екатеринбурга. Показано неполное соответствие их моделей поведения перспективам экономического развития региона. Сделано заключение о необходимости коррекции выявленных моделей поведения с применением социально-педагогических технологий.The article substantiates the claim that Russian`s integration into the global economic space qualitatively changes the principles of stratification of Russian society. Two essential factor were identified: the inequitable social inequality and social communities ability to effective life in the form of multiple personality. The results of the copyright case study on senior pupils of Ekaterinburg were presented. Not full compliance their behavior models for region economic development trends was shown. The conclusion about the need for social and pedagogical correction was reached

    XPS Study of Ion Irradiated and Unirradiated UO2 Thin Films.

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    XPS determination of the oxygen coefficient kO = 2 + x and ionic (U(4+), U(5+), and U(6+)) composition of oxides UO2+x formed on the surfaces of differently oriented (hkl) planes of thin UO2 films on LSAT (Al10La3O51Sr14Ta7) and YSZ (yttria-stabilized zirconia) substrates was performed. The U 4f and O 1s core-electron peak intensities as well as the U 5f relative intensity before and after the (129)Xe(23+) and (238)U(31+) irradiations were employed. It was found that the presence of uranium dioxide film in air results in formation of oxide UO2+x on the surface with mean oxygen coefficients kO in the range 2.07-2.11 on LSAT and 2.17-2.23 on YSZ substrates. These oxygen coefficients depend on the substrate and weakly on the crystallographic orientation. On the basis of the spectral parameters it was established that uranium dioxide films AP2,3 on the LSAT substrates have the smallest kO values, and from the XRD and EBSD results it follows that these samples have a regular monocrystalline structure. The XRD and EBSD results indicate that samples AP5-7 on the YSZ substrates have monocrystalline structure; however, they have the highest kO values. The observed difference in the kO values was probably caused by the different nature of the substrates: the YSZ substrates provide 6.4% compressive strain, whereas (001) LSAT substrates result only in 0.03% tensile strain in the UO2 films. (129)Xe(23+) irradiation (92 MeV, 4.8 × 10(15) ions/cm(2)) of uranium dioxide films on the LSAT substrates was shown to destroy both long-range ordering and uranium close environment, which results in an increase of uranium oxidation state and regrouping of oxygen ions in uranium close environment. (238)U(31+) (110 MeV, 5 × 10(10), 5 × 10(11), 5 × 10(12) ions/cm(2)) irradiations of uranium dioxide films on the YSZ substrates were shown to form the lattice damage only with partial destruction of the long-range ordering.The irradiation experiment was performed at the Grand Accelé rateur National d ́ ’Ions Lourds (GANIL) Caen, France, and supported by the French Network EMIR. The support in planning and execution of the experiment by the CIMAPCIRIL and the GANIL staff, especially I. Monnet, C. Grygiel, T. Madi, and F. Durantel, is much appreciated. The work was supported by RFBR grant no. 16-03-00914-a and partially supported by M.V. Lomonosov Moscow State University Program of Development. A.J.P. acknowledges funding from the UK EPSRC (grant EP/I036400/1) and Radioactive Waste Management Ltd. (formerly the Radioactive Waste Management Directorate of the UK Nuclear Decommissioning Authority, contract NPO004411A-EPS02), a maintenance grant from the Russian Foundation for Basic Research (projects 13-03-90916) and CSAR bursary. Thanks are given to A.M. Adamska, G.I. Lampronti, V.A. Lebedev, P.G. Martin, L. Payne, and A.A. Shiryaev for their help in characterization of the samples

    Differentiated disorders of the immune system in acute hematogenic and acute posttraumatic osteomyelitis in children

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    Osteomyelitis is an inflammation of bone and bone marrow caused by the spread of S. aureus from a local focus by the hematogenous route or from an open traumatic fracture; it is difficult to treat and remains a serious problem. The condition for spreading of the infectious process into bone is the effect of S. aureus and its impaired elimination due to immune system (IS) dysfunction. Controversial information on the immunopathogenetic mechanisms of acute osteomyelitis needs study, which would allow the development of sound immunotherapy. Purpose of the study: to specify the variants of antibacterial immune protection disorders in children with acute hematogenous and acute posttraumatic osteomyelitis. Materials and methods. Children 8-15 years old (n = 22) were studied: Study Group 1 (SG1, n = 12) – with acute hematogenous osteomyelitis (AHO); Study Group 2 (SG2, n = 10) – with acute post-traumatic osteomyelitis (APTO). The comparison group (CG) – 13 healthy children. Tested: Tlymphocytes (CD3+CD19- , CD3+CD4+, CD3+CD8+), B lymphocytes (CD3- CD19+), NK (CD3- CD16+CD56+) and TNK (CD3+CD16+CD56+) lymphocytes, neutrophil granulocytes (NG, CD16, CD32, CD64) (FC-500 Beckman Coulter, USA); the level of serum IgA, IgM, IgG (ELISA). Phagocytic function of NGs in relation to S. aureus was assessed: the number of actively phagocytizing NGs (%PhAN), capture processes (PhN, PhI) and killing activity (%D, DI). Results. In both groups was revealed a decrease of T lymphocytes, T helpers, TCTL and NK quantity (p1-4 < 0.05). In AHO, the levels of IgA, IgM, IgG did not differ from that in GS, while in APTO the levels of IgA and IgG increased (p1, 2 < 0.05). The density of CD64, CD16, CD32 receptor expression on NG in the studied groups has been a different equipping, predetermining an incompetence of the phagocytic function: in AHO associated with abnormalities in the function capture and killing, in APTO only with the S. aureus digestion. Conclusion. The revealed combined defects of IS functioning necessitate the development of new approaches in the treatment of AHO and APTO in children, pathogenetically substantiating the use of immunotherapy in the complex etiopathogenetic treatment. This approach will contribute to the restoration of mechanisms of anti-infective immunity, timely elimination of pathogens, improve the clinical course of the diseases, prevent the chronic inflammatory process

    Clinical and immunological efficacy of immunotherapeutic program after surgical treatment of children with various forms of acute peritonitis

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    Acute peritonitis (AP) is among the most frequent and severe conditions in pediatric abdominal surgery. Due to development of antibiotic resistance and increasing number of atypical infectious and inflammatory diseases (IIDs), a lot of specialists suggest combined treatments for these patients which should include not only surgical and etiotropic approaches, as well as therapy aimed at correction of functional defects of immunity. Neutrophilic granulocytes (NGs) reepresent a unique population of cells of primary anti-infectious immune response. Functional NG defects in pediatric AP play a leading role in development, prevalence, severity of peritoneal inflammation, and response to the therapy. Special role is given to functionally significant NG subsets responsible for triggering and implementation of phagocytosis and microbicidal properties of NG in purulent lesions and inflammatory process in children. There is an urgent need for development of new approaches to targeted immunomodulatory therapy in order to correct the NG dysfunction. The aim of the present study was to arrange the programs of immunomodulatory therapy after surgical treatment of immunocompromised children with various forms of acute peritonitis followed by subsequent evaluation of its clinical and immunological efficacy. The study included 12 immunocompromised children aged 5-12 years with different clinical course of acute peritonitis. The study group 1 included patients with local nonrestricted AP; study group 2 involved children with diffuse AP. The comparison groups consisted of 6 children who received standard therapy, i.e., clinical comparison groups 1 and 2, matched for sex, age and diagnosis. A control group consisted of 18 conditionally healthy children at similar age. Clinical examination included collection of the patient’s history, complaints, objective examination and clinical course assessment of the underlying disease. Immunological study included determination of receptor, phagocytic and microbicidal activity of NCs; assessment of NC subpopulations by their numbers and phenotype using flow cytometry, i.e., the cells co-expressing CD64, CD16, CD32, CD11b, with testing density of these membrane receptors by the MFI approach. Targeted immunomodulatory therapy programs were applied for treatment of children with unrestricted local and diffuse AP, taking into account clinical features of AP, as well as changes in number and phenotype of NC subpopulations, and impairment of their effector function. The standards of postsurgical treatment in the children with various forms of AP included different courses of treatment with Imunofan (Hexapeptide – arginyl-alpha-aspartyl-lysyl-valyl-tyrosyl-arginine; HP) using different schedules and duration. We have shown high clinical and immunological efficiency of these therapeutic programs. Thus, reversal of adequate NG functioning was observed, including positive rearrangements of negatively transformed functional NG subpopulations. In this respect, a positive clinical effect was noted in children with atypical AP with various clinical courses, i.e., absence of postsurgical complications, rapid regression of intoxication signs, normalization of body temperature, reduced volume of antibiotic therapy and shorter hospitalization terms

    A facility to Search for Hidden Particles (SHiP) at the CERN SPS

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    A new general purpose fixed target facility is proposed at the CERN SPS accelerator which is aimed at exploring the domain of hidden particles and make measurements with tau neutrinos. Hidden particles are predicted by a large number of models beyond the Standard Model. The high intensity of the SPS 400~GeV beam allows probing a wide variety of models containing light long-lived exotic particles with masses below O{\cal O}(10)~GeV/c2^2, including very weakly interacting low-energy SUSY states. The experimental programme of the proposed facility is capable of being extended in the future, e.g. to include direct searches for Dark Matter and Lepton Flavour Violation.Comment: Technical Proposa

    Клеточное отторжение панкреатодуоденального трансплантата

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    Aim. The evaluation of donor’s duodenum histological examination in diagnosis of pancreaticoduodenal graft rejection.Materials and methods. The 35-yo patient with terminal diabetic nephropathy undergone simultaneous retroperitoneal kidney and pancreas transplantation  with enteric exocrine drainage of the graft via inter-duodenal anastomosis. When performing the esophagogastroduodenoscopy 2 years posttransplant we  implemented histologic examination of the duodenum of the graft.Results. We diagnosed and verified severe cellular rejection of pancreaticoduodenal graft. Successful etiopathogenetic treatment of acute  rejection of the graft (pulse therapy with glucocorticoids) was performed.Discussion. The diagnostic value of donor’s duodenum morphological examination in the diagnosis of pancreaticoduodenal graft  rejection, the efficacy of anti-rejection treatment were performed in this case.Цель исследования. Оценка значимости морфологического исследования слизистой оболочки донорской двенадцатиперстной кишки в диагностике отторжения панкреатодуоденального трансплантата.Материалы и методы. Пациенту 35 лет с терминальной стадией диабетической нефропатии была произведена сочетанная забрюшинная пересадка почки и поджелудочной железы с  кишечным вариантом отведения панкреатического сока через междуоденальный анастомоз.  Спустя 2 года при проведении эзофагогастро-дуоденоскопии мы выполнили гистологическое  исследование слизистого слоя двенадцатиперстной кишки трансплантата.Результаты. Была диагностирована и морфологически верифицирована тяжелая степень клеточного отторжения панкреатодуоденального трансплантата. Обосновано и  успешно проведено патогенетическое противокризовое лечение – пульс-терапия  преднизолоном, с положительным клиническим эффектом.Заключение. На клиническом примере показана эффективность гистологического исследования слизистой оболочки двенадцатиперстной кишки панкреатодуоденального  трансплантата в диагностике отторжения, возможность обосновать и успешно провести противокризовую терапию

    ЭПЛАН (МАЗЬ, РАСТВОР) – НОВЫЙ ПРЕПАРАТ ДЛЯ МЕСТНОГО ЛЕЧЕНИЯ ИНФЕКЦИИ КОЖИ И МЯГКИХ ТКАНЕЙ В МНОГОПРОФИЛЬНОМ СТАЦИОНАРЕ

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    The paper presents the results of a multicenter postmarketing clinical laboratory study of Eplan ointment and eplan solution for the topical treatment of skin and soft tissue infections in outpatient, inpatient, and field settings. The results of the study in 793 patients with skin and soft tissue infections of different locations and genesis demonstrate the high clinical efficacy of the medicaments along with their easy-to-use formulation and economic availability. В статье представлены результаты постмаркетингового многоцентрового клинико-лабораторного исследования препаратов Эплан мазь и Эплан раствор, предназначенных для местного лечения инфекции кожи и мягких тканей (ИКМТ) в амбулаторных, стационарных и военно-полевых условиях. Результаты проведенного исследования у 793 больных с ИКМТ различной локализации и генеза демонстрируют высокую клиническую эффективность препаратов наряду с их удобной лекарственной формой и экономической доступностью.
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