75 research outputs found

    MANAGEMENT EFFICIENCY OF STATE AND MUNICIPAL PROPERTY AT THE LEVEL OF A CONSTITUENT ENTITY OF THE RUSSIAN FEDERATION

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    The issues of state property management have been considered in the study, key problems in the management of state and municipal property have been presented, measures to eliminate them have been announced. It has been revealed that the current management system is not effective and requires management decisions aimed at achieving state goals. It also has been specified that there is a weak control over the processes of managing state property and the distribution of income. Methodological approaches to assessing the effectiveness of using state and municipal property have been reviewed. The opinion that it is advisable to use the principle of a balanced scorecard has been expressed. The results of scientific research will be useful for further theoretical developments on issues of public administration theory as a whole. The applied significance of the research results is due to the prospects of their application in the process of developing state policy on managing state property

    Deposition of Fluorocarbon Plasma Polymer Nanoparticles and their Basic Properties

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    Fluorocarbon plasma polymer nanoparticles have been fabricated using gas aggregation cluster source (GAS) equipped with a planar magnetron with PTFE target. A beam of nanoparticles 20 – 200 nm in diameter was generated. Fluorocarbon nanoparticle films have shown very good water repellent properties. Films immersed in ethanol for two hours exhibited excellent stability that was also good in case of water. Measurements using a deflection system showed the presence of both neutral and charged nanoparticles

    «Грамматика беседословная» Ивана Иконника как синтез славянской грамматической традиции

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    The paper is devoted to Ivan Ikonnik’s hand-written grammar (1733) from the Moscow Kremlin manuscript collection, which contains a generalization and reconsideration experiences of the previous slavic grammatical tradition. The sources used by Ivan Ikonnik are revealed, principles of representation of a language material are reconstructed.Статья посвящена рукописной грамматике Ивана Иконника (1733 г.) из собрания рукописей музея-заповедника «Московский Кремль», в которой содержится обобщение и переосмысление предшествующей славянской грамматической традиции. Выявлен круг источников, использованных Иваном Иконником при создании грамматики, реконструированы принципы представления языкового материала, которыми он руководствовался в своей работе

    Analysis of the demand for human resources management specialists on the Moscow labor market

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    The article presents the results of an analysis of the demand for labor of personnel management specialists in Moscow according to the state as of  July 2021. It provides a brief overview of the leading world and Russian  employment sites. The correctness of using the HeadHunter website (hh.ru) for analysing the demand for HR specialists in the Moscow labor market has been substantiated. Based on the results of a preliminary analysis of positions offered to HR specialists in Moscow, a sample of 250 vacancies has been formed, on which the requirements of employers to applicants have been assessed. The analysis has been carried out for three large groups: for managers (directors) for personnel, chief (leading) specialists and specialists  (assistants). A Box Plot diagram has been constructed and analysed based on the salary proposals

    Inhibition of reverse transcription in rat liver intracisternal A-particles by thymidine derivatives

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    AbstractThe thymidine derivatives araAzT, dTTP(3′N3), TTP(3′NH2), and araTTP(3′N3), were studied as inhibitors of the reverse transcription taking place within endogenous retroviral A-type particles, where retroviral RNAs served as templates and primers. dTTP(3′N3) was shown to be the most efficient inhibitor of retroviral particle reverse transcription. Termination of DNA chain elongation is the basic mechanism of the inhibitory action of dTTP(3′N3). The compound has a very low inhibitory effect on mammalian DNA-dependent DNA polymerases α, β and γ

    Different frequencies of RIP among early vs. late ascospores of Neurospora crassa

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    We have noticed that the frequency of RIP can be quite variable, even in crosses of the same strains. One possible source of variability is the time at which ascospores are harvested. We reasoned that the earliest ascospores shot from a perithecium might contain DNA that went through relatively few mitotic divisions in pre-meiosis. RIP occurs between fertilization and premeiotic DNA synthesis (Selker et al. 1987 Cell 51:741-752). Thus, early spores might have less exposure to RIP than late spores. Since all ascospores from a perithecium are thought to arise from a single fertilization event, a minimum of 7- 10 divisions are required to account for the number of ascospores normally produced (Perkins and Barry, 1977 Adv. Genet. 211:541-544). It is likely, however, that some ascospore lineages contain fewer divisions than others

    Investigation of new modification strategies for PVA membranes to improve their dehydration properties by pervaporation

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    International audienceNovel supported membranes based on polyvinyl alcohol (PVA) were developed using two strategies: first, by the modification of the PVA network, via so-called bulk modification, with the formation of the selective layer accomplished through the introduction of fullerenol and/or poly(allylamine hydrochloride), and second, by the functionalization of the surface with successive depositions of multilayered films of polyelectrolytes, such as poly(allylamine hydrochloride) and poly(sodium 4-styrenesulfonate) on the PVA surface. The membrane surface modifications were characterized by scanning electron microscopy and contact angle measurements. The modified PVA membranes were examined for their dehydration transport properties by the perva-poration of isopropyl alcohol-water (80/20% w/w), which was chosen as a model mixture. Compared with the pristine PVA membrane, the main improvement was a marked increase in permeance. It was found that the surface modifications mainly gave rise to a higher global flux but with a strong reduction in selectivity. Only the combination of both bulk and surface modifications with PEL could significantly increase the flux with a high water content in the permeate (over 98%). Lastly, it should be noted that this study developed a green procedure to prepare innovative membrane layers for dehydration, making use of only water as a working medium

    Biochemical blood parameters and level of endogenous intoxication in cows suffering from hepatopathies under heat stress

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    Global warming results in increased extreme weather  events, including heatwaves,  droughts and floods, which exceed plants’and animals’tolerance thresholds, thus posing a threat to the economy and agriculture. Under these conditions, heat stress becomes a vital problem for animal husbandry. The paper presents the study results of biochemical blood parameters and endogenous intoxication in cows suffering from hepatopathies  under heat stress. Based on the calculated temperature-humidity  index, it was established that during the summer season in the conditions of the Krasnodar  Krai lowlands, cows are under heat stress. Using the method of paired comparisons, two groups of animals (n = 10) were formed: the first group was a healthy livestock; and the second group consisted of animals suffering from hepatic pathologies.  Blood was sampled from all cows at the beginning of the experiment (the first decade of May) and at the end (the last decade of July). Laboratory tests of blood revealed that as the heat stress develops healthy cows show the increase in the protein concentration in blood, and, on the contrary, animals with hepatic pathologies demonstrate the inhibition of protein synthesis. The higher activity of aminotransferases and alkaline phosphatase in the bovine serum in the summer season when compared to the spring season was established. The study of the endogenous intoxication level dynamics in cattle during the development of heat stress, showed that in both groups the concentrations of middle molecules (ММ) increased relative to the background data: in the first group (healthy cows) MM 237 – by 11.8%,  MM 254 – by 14.4%,  MM 280 – by 16.9%; in the second group (cattle with liver pathology)  MM 237 – by 16.9%,  MM 254 – by 20.3%,  MM 280 – by 33%. Thus, under heat stress, the endogenous intoxication in healthy livestock was almost 1.5 times less intense as compared to the animals suffering from hepatopathies

    Yield formation of PVY-resistant and susceptible potato breeding lines

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    We studied the resistance to potato virus Y (PVY) in a potato hybrid population, and its effect on the yield formation under contrasting meteorological conditions. The virus resistance analysis was conducted after growing the plants under natural virus infection and after PVY inoculation. The dominant Ryadg gene allele in the potato breeding lines genotypes was revealed by detection of the PCR-based molecular marker RYSC3. Virus resistant lines were selected more often in the potato breeding program than susceptible forms due to higher productivity and larger number of tubers. PVY-resistant samples demonstrated a higher yield than susceptible forms. Significant differences (p < 0.05) were detected by univariate ANOVA in three of the four years studied. The virus resistance effect value ranged from 4 to 22%. Resistant form yield was more stable than that of susceptible one, which was evident from the corresponding coefficients of variation. Resistant samples also had a greater number of tubers per plant. At the same time, univariate ANOVA revealed significant differences (p < 0.05) only in one of the four studied years. The virus resistance effect ranged from 2 to 22%
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