446 research outputs found
Developing master's students scientific communication skills in the Russian and English languages: model, content, experiment
The article considers the problem of forming and developing master’s students scientific communication skills in the Russian and foreign languages. The authors focus on the culture of written scientific speech, performing accumulative and transmitting functions, which is complex, but is especially important for cultivating and developing learners’ personality. The topicality of forming and enhancing genre competence as an important component of professional communicative competence is emphasized in the article. The authors propose courses for students in order to develop the competences at master level. The courses “Scientific Speech for postgraduate students” in Russian and “Foreign language (English)” are designed in accordance with learners’ communicative and activity needs and the requirements of the Federal State Educational Standard of Higher Education. The principles being methodological basis of the course are described. The content and topics to study in the framework of the courses are given in detail. The methodology used involves the use of typological models of scientific genres and Intergenre Model of Scientific Text that includes invariant and universal components corresponding to the stages of communicative and cognitive activity of a scientist: case - problem - idea - hypothesis - argument - conclusion. The results of an experimental course teaching are presented. The effectiveness of the proposed methodology is confirmed
Study of Antibiotic Resistance of the Oropharyngeal Hemolytic Microflora in Preschool Children
It is impossible to imagine modern medical practice without antibiotic therapy. However, the rapid development of the pharmaceutical industry expands free access of the population to antibacterial drugs. At the same time, the illiteracy of people with respect to the principles of rational antibiotic therapy also increases. The problem of microbial resistance to antibacterial drugs remains relevant to this day. Special attention should be paid to rational antibiotic therapy applied to children.The purpose of this work was to study the resistance of hemolytic microorganisms, which are often the cause of upper respiratory infection in preschool children, to the main antibacterial drugs used in pediatric practice. The results of this scientific research can be advisory and useful to pediatricians and other specialists whose professional activities are related to children’s health.
Keywords: hemolytic active microorganisms, bacterial carriage, antibiotic resistance, children’s healt
Bacterial Cellulose/Alginate Nanocomposite for Antimicrobial Wound Dressing
Development of novel wound dressing has attracted more and more attentions in recent years. Bacterial cellulose is a biopolymer of great potentials, which features a distinctive three-dimensional structure consisting of an ultrafine network of cellulos nanofibers. In the present study, nanocomposite bacterial cellulose films modified in situ by the addition of alginate during the static cultivation of Gluconacetobacter sucrofermentans B-11267 were produced and then enriching the polymer with an antimicrobial agent tetracycline hydrochloride. The structure of bacterial cellulose and nanocomposite was analyzed by AFM and FTIR. The FTIR spectra displayed the specified interaction between the hydroxyl group of cellulose and the carboxyl group of alginate. The produced bacterial cellulose and nanocomposite were analyzed to determine tensile modulus. The antibacterial activity of nanocomposites were investigated by disk diffusion method. The resulting nanocomposite have high antibiotic activity against Staphylococcus aureus and can be used in medicine as a wound dressing.
Keywords: bacterial cellulose, Gluconacetobacter sucrofermentans, alginate, nanocomposite, antibacterial activity, wound dressin
Escrow Contract as a New Way to Ensure Obligations
The issues of regulation by the Russian legislation of escrow relations, their essence, foreign practice in the field of escrow relations are considered, the priority areas of their distribution in the Russian Federation are defined. A distinction has been made between the concepts of an escrow contract and an escrow account contract, and their differences have been determined both from each other and from existing and widespread relations in the Russian practice. The current legislation and the adopted amendments to the Civil Code governing the escrow contract as a separate civil law instrument are analyzed. The authors come to the conclusion that civil law presented a truncated version of the construction of an escrow invoice agreement, in contrast to the agreement that has become widespread in world practice (a limited list of property and escrow agents). contract, and their differences have been determined both from each other and from existing and widespread relations in the Russian practice. The current legislation and the adopted amendments to the Civil Code governing the escrow contract as a separate civil law instrument are analyzed. The authors come to the conclusion that civil law presented a truncated version of the construction of an escrow invoice agreement, in contrast to the agreement that has become widespread in world practice (a limited list of property and escrow agents)
Non-stationary spatial heat transfer in a heterogeneous claydite-concrete wall
Thermal condition of a heterogeneous three-layer claydite-concrete wall fragment with face heat insulation on flexible stay is investigated with the help of mathematical simulation. The character of temperature field distribution in claydite-concrete construction is stated. The influence zone of flexible stay on wall temperature field is estimated. The developed numerical method permits to diagnose rapidly the heat insulation of exterior heterogeneous claydite-concrete walls with different thermal-physical and geometric material properties in real service conditions
IDENTIFICATION OF PERIODONTITIS PATHOGENIC MICROORGANISMS IN PATIENTS WITH THE DIAGNOSIS OF ESSENTIAL ARTERIAL HYPERTENSIA BY MEANS OF PCR METHOD
Periodontitis the same as brain, heart, kidneys is an organ-target for an arterial hypertensia. Disturbances in system of the microcirculatory bed, influencing a trophism of tissues of dentoalveolar system that promotes more active course of pathological processes in periodontitis thus develop. Actual revealing periodontitis pathogenic microorganisms in patients with an essential arterial hypertensia thereupon is represented. By us it is spent indication of five periodontitis pathogenic microorganisms, which most often causing development of diseases, in teenagers with an essential hypertensia by means of test system «Multident-5» («Genlab», Moscow)
The effects of alcohol on the fetus, and pregnancy outcome. Fetal alcohol syndrome and fetal alcohol spectrum disorders
In a review of the scientific literature describes the current understanding of the problem of the teratogenic effects of alcohol on the fetus, and pregnancy outcome. Attention is paid to the occurrence, clinical manifestations of fetal alcohol syndrome and fetal alcohol spectrum disorders. It is shown that in Russia accurate epidemiological data on the incidence of fetal alcohol syndrome and fetal alcohol spectrum disorders are not available. It is noted that the use of alcohol by women is associated with adverse pregnancy outcome. May manifest clinically delayed fetal development, risk of miscarriage and low birth weight. In reviewing the domestic and foreign literature revealed that in Russia the problem is insufficiently known, relevant. Therefore, the study of this problem will be of great theoretical and practical significance
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