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  • 1
    Online Resource
    Online Resource
    Russian Vrach, Publishing House Ltd. ; 2020
    In:  Molecular medicine Vol. 18, No. 5 ( 2020), p. 58-64
    In: Molecular medicine, Russian Vrach, Publishing House Ltd., Vol. 18, No. 5 ( 2020), p. 58-64
    Type of Medium: Online Resource
    ISSN: 1728-2918 , 2499-9490
    Language: Unknown
    Publisher: Russian Vrach, Publishing House Ltd.
    Publication Date: 2020
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  • 2
    Online Resource
    Online Resource
    Moscow University Press ; 2024
    In:  Lomonosov Geography Journal Vol. 79, No. № 2 (2024) ( 2024-6-4), p. 54-65
    In: Lomonosov Geography Journal, Moscow University Press, Vol. 79, No. № 2 (2024) ( 2024-6-4), p. 54-65
    Abstract: The paper describes the radionuclide composition of soils of the territories around the Khanka Lake and the bottom sediments of the lake and the Spasovka River flowing into the Khanka Lake. The questions of distribution and spatial variability of natural (238U, 232Th, 40K) and artificial (137Cs) radionuclides are discussed. Recently the economic activities in the lake basin have acquired particular importance, as the territory fell under the state program “Far Eastern hectare”. So the article emphasizes the importance of studying geo-ecological problems and pollution of the natural environment, as well as the need to take measures to address them. The paper provides a detailed characteristic of soil composition and properties in the vicinity of the Khanka Lake and identifies the conditions of the radial migration of radionuclides. Plains with excessive moisturing and water-retaining horizon are favorable for peat formation (peat horizon can reach 50 cm), which promotes radionuclide migration to deeper horizons. Clay sod-podzolic and podzolic-brown soils of clayey and loamy granulometric composition are formed on higher elevation territories, which on the contrary prevents the migration of radionuclides down the profile. The average content of organic components in soils was found to be 4 %. The mineralogical composition of some samples demonstrates the presence of potassium and sodium feldspars, accompanied by calcium langbeinite gypsum phases in the upper layers, indicating the use of salt sulfate mineral fertilizers. The proportion of organic matter in bottom sediments was 2–3 %. Background levels of radionuclides in the vicinity of the lake are 18–177 Bq/m2 for 137Cs; 500–1800 Bq/m2 for 238U и 323Th; 1300–11000 Bq/m2 for 40K. There are no signs of the influence of radiation catastrophes on the study area. Intensive leaching of т40K from the lake catchment by river runoff was detected. The lowest content of 40K stocks was found in soils and river bottom sediments (up to 1–10 kBq/m2) and the highest in lake sediments (8–20 kBq/m2).
    Type of Medium: Online Resource
    ISSN: 0579-9414
    URL: Issue
    URL: Issue
    Language: Russian
    Publisher: Moscow University Press
    Publication Date: 2024
    SSG: 14
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  • 3
    In: Siberian Medical Review, Krasnoyarsk State Medical University, , No. 2 ( 2021), p. 113-116
    Abstract: The aim of the research. To investigate the anti-infl ammatory eff ect of Cinquefoil on a model of a thermal wound. Material and methods. A liquid extract in 70 % ethyl alcohol was obtained from dry crushed goose cinquefoil by the percolation method. Th e resulting extracts were evaporated under vacuum at a temperature of 50 °C. Th e dry residue was dissolved in water immediately before treatment at a dose of 250 mg / kg. Th e evaluation of anti-infl ammatory activity was carried out in an experiment on 20 white male mice. Th ermal skin burns were simulated in all animals. Th e burns were healed in an open way. During the entire experiment, the general condition of the experimental animals was assessed, body weight and temperature were determined, the appearance of wounds, appetite, and activity were assessed. For histological examination, a section of the skin was taken, including the burn zones and intact tissues. Paraffi n sections were stained with hematoxylin and eosin. Results. An analysis of the results of the experimental study showed that all experimental animals, under the infl uence of high temperatures, developed a third degree thermal burn of the skin, characterized by damage to the entire thickness of the skin with complete death of hair follicles, sweat and sebaceous glands. At the site of the burn, the skin was dense, motionless and insensitive to painful stimuli. Th e appearance of the wounds did not diff er between groups of animals. Comparative microscopy of the control and experimental groups showed that the depth of damage to the epidermis and dermis was more pronounced in the experimental group. In addition, in the same group, lymphocytic infi ltration of the dermis, hypodermis, the presence of a pronounced vascular reaction and edema of the dermis are more pronounced, which indicates a more pronounced infl ammatory. Conclusion. Th e analysis of the results obtained shows that in the treatment of burn wounds, the local application of the preparation Potentilla goose on the 4th day in the experiment does not lead to a pronounced anti-infl ammatory eff ect. However, the revealed lymphocytic infi ltration of the dermis and other histological parameters indicate more active processes in the tissues, which may subsequently lead to more accelerated wound cleansing and faster regeneration
    Type of Medium: Online Resource
    ISSN: 1819-9496 , 2500-0136
    Uniform Title: Исследование противовоспалительной активности лапчатки гусиной (Potentilla anserina L) на ожоговых ранах у мышей
    URL: Issue
    Language: Unknown
    Publisher: Krasnoyarsk State Medical University
    Publication Date: 2021
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