94 research outputs found

    Peasant social utopia in England in the XIIIth - XIVth centuries

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    This article presents several aspects of peasants’ social utopia in England in the XIIIth- XIVth centurie

    ALEXANDER VLADIMIROVICH GRIGORIEV (MARI) IS A PROVINCIAL ARTIST IN THE CONTEXT OF RUSSIAN STATEHOOD

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    В статье освещается деятельность горномарийского художника А.В. Григорьева в плане образования музея в провинциальном городе Поволжья. Его живое участие в революционной деятельности и поднятии уровня образования средиThe article highlights the activities of the mining artist A.V. Grigoriev in terms of the formation of a museum in a provincial town of the Volga region. His active participation in revolutionary activities and raising the level of education among fellow countrymen made a significant contribution to the establishment of a new system in the homeland. The tireless work on the acquisition of the museum’s funds with its subsequent involvement in the elimination of illiteracy of the population has given far-reaching prospects. Further development of the museum business was continued, the fate of the artist was waiting for a political conclusion

    Lexical interaction of the modern Greek language with Germanic and Romance languages (with reference to the vocabulary of English, French and modern Greek languages)

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    The article deals with the issues of lexical interaction of the modern Greek language with Germanic and Romance languages (represented by English and French). There were singled out two areas in which this lexical interaction is rather significant: the vocabulary related to food and drinks and the vocabulary used to designate objects and concepts of clothing, shoes, haberdashery and perfumer

    Cognitive conceptualization and categorization of time definition in english, french and russian linguistics

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    The article is devoted to the description of linguocognitive categorization and conceptualization of time by the material of English, French and Russian languages. The process of categorization is aimed at combining similar or identical units into larger categories, and the process of conceptualization is aimed at highlighting the minimum meaningful units of human experience. The multilevel structure of the concept of TIME, due to the complementary nature of the analyzed category, is also considere

    Characteristics of the Plasma Disturbance Excited at Altitudes of 450–500 km During the “Sura” Facility Operation

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    © 2018, Springer Science+Business Media, LLC, part of Springer Nature. We discuss the results of measuring characteristics of the artificial plasma disturbances excited at altitudes of 450–500 km with the ionospheric F2 layer modified by high-power HF radio waves from the Sura facility. It is found that at these altitudes there are plasma temperature and density variations in the HF-perturbed magnetic flux tube. No ducts with increased plasma density that were previously observed at altitudes of about 660 km were detected. The results of the studies are compared with the data from the DEMETER satellite and the results of radiotomographic measurements. It is noted that the field-aligned currents induced in a perturbed ionosphere during the Sura operation were detected for the first time using SWARM satellites

    Myocardial strain parameters and autonomic balance in various variants of the postinfarction course in patients receiving high-dose atorvastatin therapy

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    Aim. To study parameters of left ventricular (LV) strain and heart rate variability (HRV) in patients with ST-segment elevation myocardial infarction (STEMI) in various variants of postinfarction receiving high-dose atorvastatin therapy.Material and methods. The study included 96 patients with STEMI. All patients underwent two-dimensional speckle tracking echocardiography and 24-hour electrocardiographic monitoring with HRV analysis. The included individuals were divided into groups without pathological LV remodeling (R (-), n=57) and with pathological post-infarction LV remodeling (R (+), n=39), the criterion for which was an increase in end-diastolic and/or end-systolic volume >20% and >15%, respectively. Further, depending on the achievement of target low-density lipoprotein cholesterol (LDL-C) (1,5 mmol/l and/or a decrease of more than 50%), the following subgroups were identified: 17 (43,6%) people, who reached target LDL-C levels (group 1), 22 (56,4%) patients, who did not reach target LDL-C levels (group 2). Similar subgroups were identified in the R (-) group as follows: 28 (49,1%) people, who reached target LDL-C levels (group 3) and 29 (50,9%) people, who did not reach target LDL-C levels (group 4).Results. Starting from the 12th week of follow-up, worsening of global longitudinal (GLS), circumferential (GCS), and radial (GRS) strain (p<0,01) was registered in group 2. In group 1, worsening of these parameters was registered only by the 48th week (p<0,01). In group 3, an increase in GLS was revealed by the 48th week (p=0,001), GCS and GRS — by the 12th week (p<0,05). In group 4, favorable changes were observed only in GLS and GCS by the 48th week (p<0,01). A significant change in HRV parameters was observed in group 3. By the 48th week, there was an increase in temporal indicators (SDNN, SDNNi, SDANN, RMSSD, pNN50) (p<0,0001) and total spectrum power (p=0,0001) due to an increase in all frequency indicators (p<0,001), while the index of autonomic balance L/H decreased by 33% (p=0,002). In group 4, only SDNN, SDANN and pNN50 (p<0,05), as well as the total spectrum power (p=0,001) increased, but no change in frequencies. According to intergroup analysis in the acute period of STEMI, group 4 patients had higher HRV than in group 3 (p<0,05).Conclusion. High-dose atorvastatin therapy improves LV strain characteristics and autonomic balance during the rehabilitation period after STEMI

    Safety of modified stair climbing test in the early period of rehabilitation of patients with acute myocardial infarction

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    Aim: safety evaluation of modified stair climbing test in the physical rehabilitation program for patients with old acute myocardial infarction. Materials and methods. Score of physical rehabilitation indices, its effectiveness and safety, comparison of physical rehabilitation indices of patients with AMI without reperfusion treatment and patients who had reperfusion interventions (bare-metal stents - in 21 persons, fibrinolysis - 1 patient, fibrinolysis and percutaneous coronary intervention - 1 patient) were estimated for 43 patients (6 women and 37 men) with old AMI using modified loading tests (stair climbing test and test with six-minute's walk). Results. HR (heart rate) fell short of submaximum values during modified stair climbing test in patient population. The condition was monitored using continuous ECG monitoring apparatus «Kardiotekhnika-04» (СС «Incart», Saint-Petersburg) None of patients showed ischemic changes of ST-segment. No significant differences were revealed in exercise tolerance between patients with old acute myocardial infarction with Q-wave who experienced stenting and patients with acute myocardial infarction without Q-wave. Results of six-minute's step test after the hospital rehabilitation stage completion show exercise tolerance increasing. Conclusion. Modified stair climbing test conducting for intensification of physical rehabilitation using subjective control was safe in examined patient population. According to six-minute's step test results, the exercise tolerance increased during rehabilitation process

    Immunogenic potency of antigenic preparation Bacillus anthracis Sterne 34F<sub>2</sub> and its combination with metal-containing nanocomposites

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    The article presents the research results of immunogenic potency of antigen preparation Bacillus anthracis Sterne 34F on the guinea pig model. It was found that a single inoculation of this preparation, before the contamination of virulent B. anthracis strain, protects 60-80 % of experimental animals. The metal-containing nanocomposites were used to improve the immunogenicity of this antigen preparation. The combined use of antigenic preparation S-2 with argentogalactomannan increases its immunogenic potency and conduces to the survival of experimental animals. Argentogalactomannan exhibits adjuvant properties enhanced the immunogenic features of the S-2 B. anthracis 34F2 Sterne that may indicate its availability as an adjuvant in the construction of chemical vaccines

    Spiropyrans Containing the Reactive Substituents in the 2H-Chromene Moiety

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    Some spiropyrans containing functional substituents in the [2H]-chromene part of the molecule were synthesized and their photochromic properties in solution and solid state were investigated. The presence of the formyl group in the [2H]-chromene fragment enhances the possibility to show photochromic properties in solution

    Study of the Effect of a Biologically Active Compound Tris(2-hydroxyethyl)ammonium 4-Chlorophenylsulfanylacetate on the Growth of Listeria monocytogenes and Staphylococcus aureus

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    Background. Development of nutrient media ensuring the maximum growth rate of pathogens of dangerous infectious diseases while preserving their biological properties is extremely important. A promising direction in this area seems to be the use of synthetic microbial growth biostimulants.The aim of the work is to study the possibility of improving nutrient media for the cultivation of Listeria and Staphylococcus using a biologically active compound tris(2-hydroxyethyl)ammonium 4-chlorophenylsulfanylacetate.Materials and methods. The object of the study was experimental nutrient medium for the cultivation of Listeria used for the culturing of the test strain Listeria monocytogenes 766. As a comparison medium, commercial medium Fraser broth to which agar was added at a concentration of 1.5 %, was used. The test strain Staphylococcus aureus ATCC 6538-P (FDA 209-P) was cultivated on meat-peptone agar with 1% glucose. The compound tris(2-hydroxyethyl) ammonium (4-chlorophenyl)sulfanylacetate at a concentration of 10–4 wt. % was studied as a growth stimulator. A nutrient medium without a stimulant served as a control. The specific activity of nutrient media (germination rate, medium sensitivity, growth rate and stability of the main biological properties of microorganisms) was evaluated by the microbiological method.Results. Studies have shown that the addition of a growth stimulator to nutrient media contributes to the growth of colonies (by 10–50 %) and a decrease in the time of their development. When growth stimulator was added to the nutrient medium for the cultivation of Listeria, the initial growth of colonies of the L. monocytogenes 766 test strain after 12 hours of cultivation and growth of colonies of the test strain S. aureus ATCC 6538-P after 6 hours of cultivation on the meat-peptone agar with 1% glucose was observed.Conclusion. Thus, the addition of a growth biostimulator tris(2-hydroxyethyl)ammonium 4-chlorophenylsulfanyl acetate at a concentration of 10–4 wt. % in the nutrient medium accelerates the growth of Listeria and Staphylococcus, allows to reduce the time of issuance of the analysis result in half
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