169 research outputs found

    The development of communicative competence of instructors of inservice training

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    The article deals with the communicative aspect of the process of industrial training, the features of the process of communication instructor of industrial training when training a new employee. The methods of formation of skills of pedagogical communication from the instructor of industrial training and development outcomes of its competence "communication skills."В статье рассматривается коммуникативная сторона процесса производственного обучения, особенности процесса общения инструктора производственного обучения при обучении нового сотрудника. Приведены способы формирования навыков педагогического общения у инструктора производственного обучения и результаты развития у него компетенции «коммуникабельность

    Professionally significant competence vocational instructors and their development

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    The article deals with professionally significant personal competencies vocational instructors. The results of the level of development of these competencies for instructors of one of the structural units of "Uralvagonzavod", as well as are methods of their developmentВ статье рассматриваются профессионально значимые личностные компетенции инструктора производственного обучения. Приведены результаты уровня развития данных компетенций у инструкторов одного из структурных подразделений «Уралвагонзавода», а также приведены методы их развити

    Introduction of professional standards

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    The article considers significant differences between professional standards from the ECTS directories, legal norms and specifics of the introduction of professional standards, outlines the purpose of introducing professional standards, provides an algorithm for "launching" professional standards in the enterprise, identifies the tasks of the engineer in training personnel in the process of implementing professional standardsРассматриваются значимые отличия профессиональных стандартов от справочников ЕКТС, правовые нормы и особенности внедрения профессиональных стандартов, обозначена цель введения профессиональных стандартов, приведен алгоритм запуска профессиональных стандартов на предприятии, определены задачи инженера по подготовке кадров в процессе внедрения профессиональных стандарто

    Real-world assessment of treatment multiple myeloma patients on the example of one hematology center

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    Relevance. Despite significant improvements in therapeutic options, patients with multiple myeloma (MM) experience a series of remissions and relapses requiring further lines of therapy, which requires the prescription of new lines of therapy. Methods. We analyzed the types and outcomes of treatment, attrition rates (AR) — the proportion of patients who dropped out of program therapy, and refractoriness to different lines of therapy (LOT) in 447 patients with MM between 2010 and 2022. Resalts. The AR was 17% between LOT-1 and LOT-2, 15% between LOT-2 and LOT-3, and 25% between LOT-3 and LOT- 4. In multivariate regression analysis, only high MM risk significantly increased AR risk. Each new progression of MM increased the number of patients with refractory to bortezomib, lenalidomide, or daratumumab. After LOT-1, LOT-2, and LOT-6%, 26%, and 53% of patients were double-refractory, respectively, and 54% were triple-refractory. Bortezomib- or lenalidomide-refractory patients had a 2.6-fold lower chance of achieving a very good partial response or better (VGPR+). From LOT-1 to LOT-4, the overall response rate and VGPR+ decreased from 74% and 53% to 25% and 15%, respectively. Overall survival (OS) in the entire population was 7.6 years, with an actuarial 5-year OS of 67% and a 10-year OS of 44%. The median of progression-free survival (PFS) was 20 months on LOT-1, 19 months on LOT-2, and 7 months on LOT-3, and the actuarial 5-year PFS was 25%, 18%, and 10%, respectively. Conclusions: In this regard, we observe a continuing trend in the use of cisplatin-containing "rescue" chemotherapy regimens, especially in patients with an aggressive course, including extramedullary forms of MM. These patients could be candidates for bispecific antibody therapy and CAR T-cell therapy, but these options are not yet available in Russia

    The mathematical simulation of the temperature fields of building envelopes under permanent frozen soil conditions

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    The physical-mathematical model of the thermal state of the aired technical underground taking into account the air exchange and design features of construction under permanent frozen soil conditions has been suggested. The computational scheme of the temperature fields prediction of building envelopes of projected buildings and soil under and nearby buildings has been developed. The numerical simulation of the temperature fields of building envelopes changes was conducted during a year. The results of the numerical simulation showed that the heat coming from the technical undergrounds and through the walls does not influence the temperature field of the soil neither under a building nor at a distance from it

    Effect of bacterization with Aeromonas media GS4 and Pseudomonas extremorientalis PhS1 on wheat seedlings under different abiotic conditions

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    We studied the effect of soft wheat seed treatment (Triticum aestivum L.) with two bacterial strains (Aeromonas media GS4 and Pseudomonas extremorientalis PhS1) isolated from earthworm coprolites on the growth and development of wheat seedlings in a 12-day laboratory experiment, as well as on root rot disease and the activity of guaiacol-dependant peroxidase under optimal conditions and abiotic stress (elevated and low temperatures and moisture content). We established that growing nonbacterized wheat plants under stress abiotic conditions reduced the height of plants compared to growing under optimal abiotic conditions, and seed bacterization with P. extremorientalis PhS1 strain increased wheat plant height (by 9-15%) under stress abiotic conditions compared to the nonbacterized plants. Bacterization with both strains decreased infestation of wheat seedlings (2.5-4 times) by root rots under unfavorable abiotic conditions compared to nonbacterized plants. In addition, under optimal and arid conditions, bacterization with P. extremorientalis PhS1 strain was the most effective, and under humid conditions it was bacterization with A. media GS4 strain. We showed that the activity of guaiacol-dependant peroxidase correlates with the development of plant resistance to abiotic stress. In our experiments, plant bacterization resulted in a 2-fold increase in peroxidase activity both in leaves and roots of wheat plants compared to the nonbacterized plants. As the result, the ability of bacteria to activate peroxidase can serve as an information indicator of strengthening protective mechanisms of plants during bacterization

    Features of Polymeric Structures By Surface—Selective Laser Sintering of Polymer Particles Using Water as Sensitizer

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    The development of scaffolds with strictly specific properties is a key aspect of functional tissue regeneration, and it still remains one of the greatest challenges for tissue engineering. This study is aimed to determine the possibility of producing three-dimensional polylactide (PLA) scaffolds using the method of surface-selectiv  laser sintering (SSLS) for bone tissue regeneration. In this work, the authors also improved PLA scaffold adhesion properties, which are crucial for successful cellular growth and expansion. Thus, SSLS method proved to be effective in designing threedimensional porous scaffolds with differentiated mechanical properties. Keywords: regenerative medicine, scaffolds, polylactide, surface – selective laser . sintering, tissue engeneering

    Research potential as a basis for innovative development of the region

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    Purpose of work is to determine an amount of influence from region’s innovative activity on effective usage of current scientific-research potential. Innovative activity of regions in many respects depends on the availability and efficient use of the existing research capacity. The main components of the research capacities in the region are: interest of universities, employers and society in research and development and their implementation in practice; development of research infrastructure; and a focus of higher education on the innovative activity of students; financial and tax support of enterprises engaged in innovative activities, from the stat

    Prospects for the peat using as the basis of the soil-like substrate in mini-ecosystems modelling

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    Global urbanization is causing a constant decline in arable land as cities and associated industrial zones are "attacking" adjacent agricultural areas. One of the promising ways to solve the problem of increasing food production for the constantly growing population of the planet against the background of rapidly decreasing land resources is the development of fundamentally new alternative methods for the production of crop products, including in greenhouses. The fundamental basis for technological optimization of plant cultivation parameters and the output of the productive process of a particular crop to the maximum of its genetic capacities can be the development of artificial mini-ecosystems based on the reproduction of nature-like processes, implying the balance and combination in one volume of the processes of plant production and reduction of organic waste, initiated directly in the zone of the rhizosphere of plants due to the introduction of technological earthworms into the reduction zone. According to the results of model studies presented in this article, peat is an acceptable basis for the substrate of the root block of a mini-ecosystem, and the introduction of earthworms Eisenia fetida Sav. into the reduction zone does not have a negative effect on lettuce plants, provided that it is used as an energy substrate for cattle manure worms in quantities not exceeding 10 - 20% of the total volume of the substrate

    Pseudomonads associated with soil lumbricides as promising agents in root rot biocontrol for spring grain crops

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    Currently, crop yields can be increased by high farming standards which include environmentally friendly use of chemical fertilizers and pesticides, as well as their replacement by bioformulations having similar activity. That is why both search for new promising species, strains and isolates of bacterial antagonists for their potential use as biocontrol agents, and study of antifungal activity mechanisms, particularly the relationship between the activity in model tests and in agrocenoses, are relevant. The aim of this study was to estimate bacterial isolates from redworm coprolites as potential bioactive agents to control phytopathogenic fungi causing root rot of crops. The experiments were conducted in 2013-2015. In the preliminary laboratory screening for fungistatic and growth-promoting activity we selected two strains, Pseudomonas sp. GS4 and Pseudomonas sp. PhS1, and assessed their ability to decrease the growth rate of fungal colonies in Petri dish test on nutrient agar medium and to reduce seed infestation of soft wheat (Triticum aestivum L., Irgin cultivar) in sterile paper roll test. Seeds soaked in distilled water served as control. As a standard, we used seed treatment with a chemical fungicide Dividend® Star («Syngenta AG», Switzerland) (30 g/l difenoconazole, 6.3 g/l cyproconazole) at recommended rates. In field tests, we recorded root rots in soft wheat Irgin cultivar plants and in barley (Hordeum vulgare L.) Acha cultivar plants during tillering and beginning of blooming. The laboratory tests showed a statistically significant (р < 0.05) 1.5-2.5-fold decrease in the growth rate of phytopathogenic fungi Fusarium oxysporum, Bipolaris sorokiniana and Alternaria spp. as compared to control. In all experiments with bacterization, there was a 53-76 % decrease (р < 0.05) in total seed infestation by pathogens as compared to non-bacterized plants. The effect of the bacteria in planta was assessed in small model systems. The obtained data show a statistically significant (р < 0.05) reduction in the root rot disease incidence in bacterization with Pseudomonassp. GS4 (by 33-37 %) and Pseudomonas sp. PhS1 (by 57-60 %). Root rot disease severity decreases 2.1-2.4-fold and 3.3-3.5-fold, respectively. In 2015, we revealed a tendency towards a 19-70 % increase in the total number of rhizosphere microorganisms at the beginning of plant blooming depending on the crop and type of bacterization. The number of hosphate-mobilizing bacteria in the rhizosphere under bacterization was, on average, 5.5-7.2-fold higher in wheat and 2.1-3.2-fold higher in barley than that without bacterization. Our results of root rot field study in the 2013-2015 showed the efficacy of both monocultures and complex bacterization which provided a decrease in wheat and barley root rot disease severity by 6.5-57.6 % and 18.6-50.0 %, respectively, depending on the bacterial culture and the weather conditions. The maximum biological efficacy of the isolates is noted at the beginning of blooming
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