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[The protective action of calcium alginate in chronic 90Sr uptake into the body]. [海藻酸钙对慢性90Sr吸收的保护作用]。
Radiobiologiia Pub Date : 1993-03-01
A T Ivannikov, G A Altukhova, E S Zhorova, I M Parfenova
{"title":"[The protective action of calcium alginate in chronic 90Sr uptake into the body].","authors":"A T Ivannikov,&nbsp;G A Altukhova,&nbsp;E S Zhorova,&nbsp;I M Parfenova","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>Strontium 90 was given to rats with the diet over a period of 3 months. Administration of a modified calcium alginate reduced 90Sr deposition in the skeleton by 70-90%. No changes in the digestive organs were observed throughout the above period.</p>","PeriodicalId":20808,"journal":{"name":"Radiobiologiia","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"1993-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"19485209","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
[DNA apurinization and apyrimidinization of gamma-irradiated silkworm embryos at different developmental stages]. [γ辐照不同发育阶段家蚕胚胎的DNA纯化和无嘧啶化]。
Radiobiologiia Pub Date : 1993-03-01
F A Agaev, S P Vasil'ev, A I Gaziev
{"title":"[DNA apurinization and apyrimidinization of gamma-irradiated silkworm embryos at different developmental stages].","authors":"F A Agaev,&nbsp;S P Vasil'ev,&nbsp;A I Gaziev","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>A study was made of the formation and repair of apurine-apyrimidine (AP) sites in DNA of gamma-irradiated 3- and 7-day embryos of Bombyx mori differing drastically in radiosensitivity. The number of AP-sites in DNA immediately after irradiation was much larger in DNA of 3-day embryos than in DNA of 7-day embryos. The kinetics of the postirradiation recovery of AP sites in DNA of 3- and 7-day Bombyx mori embryos was heterogeneous and varied significantly.</p>","PeriodicalId":20808,"journal":{"name":"Radiobiologiia","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"1993-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"19485338","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
[A comparison of the efficacy of the anticlastogenic action of interferon and of the radiation-adaptive response]. [干扰素抗裂作用与辐射适应性反应的疗效比较]。
Radiobiologiia Pub Date : 1993-03-01
G P Makedonov, N I Alekhina, L V Tskhovrebova, G D Zasukhina
{"title":"[A comparison of the efficacy of the anticlastogenic action of interferon and of the radiation-adaptive response].","authors":"G P Makedonov,&nbsp;N I Alekhina,&nbsp;L V Tskhovrebova,&nbsp;G D Zasukhina","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>Human lymphocytes, in the in vitro culture, exposed to X-rays (0.05 Gy) or treated with lymphoblastoid interferon (50 IE/ml) in phase G1 were less susceptible to induction of chromosome aberrations, of a chromosome type, by subsequent gamma-radiation (2 Gy) than those exposed to 2 Gy radiation only. The anticlastogenic effect of the pretreatment with interferon was considerably higher than that of preirradiation with X-rays which might be the result of the pleiotropic action of interferon in a cell.</p>","PeriodicalId":20808,"journal":{"name":"Radiobiologiia","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"1993-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"19483150","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
[The characteristics of the development of bacterial enterotoxemia and endotoxemia in combined radiation and thermal lesions]. [放热合并病变细菌性肠毒血症和内毒素血症的发展特点]。
Radiobiologiia Pub Date : 1993-03-01
R S Budagov, V S Nesterenko, A V Piskarev, L N Chureeva
{"title":"[The characteristics of the development of bacterial enterotoxemia and endotoxemia in combined radiation and thermal lesions].","authors":"R S Budagov,&nbsp;V S Nesterenko,&nbsp;A V Piskarev,&nbsp;L N Chureeva","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>Thermal burn of irradiated rats increases the level and the length of the postirradiation enteroendotoxemia and aggravates the postirradiation impairment of the hematoenterocitic barrier. The pharmacological correction of the small intestine motility and introduction of ciproheptadine, an agent that blocks serotonin receptors, ameliorates the above phenomenon in radiation and thermal injuries.</p>","PeriodicalId":20808,"journal":{"name":"Radiobiologiia","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"1993-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"19483152","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
[The effect of gamma irradiation on the proliferative activity of the cambial epithelium in a culture of thymus stromal cells]. [γ辐射对胸腺基质细胞培养中形成层上皮增殖活性的影响]。
Radiobiologiia Pub Date : 1993-03-01
I M Beliakov, O I Kuz'menok, A A Iarilin
{"title":"[The effect of gamma irradiation on the proliferative activity of the cambial epithelium in a culture of thymus stromal cells].","authors":"I M Beliakov,&nbsp;O I Kuz'menok,&nbsp;A A Iarilin","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>A study was made of the effect of gamma radiation on proliferation of thymus stroma epithelial cells (EC) of newborn mice (CBA x C57Bl/6)P1 where EC content varied from 55% to 85%. EC proliferation was assessed 24 and 48 h after gamma irradiation by studying the mitotic activity of thymus EC and rate of MTT recovery (which permitted us to determine the nature of proliferating cells by their morphology). The quantitative characteristics of the two methods were identical. The effect of gamma radiation was assessed at various cultivation times. Irradiation at the time of inoculation reduced the proliferation of cells to logarithmic phase of growth. Irradiation with doses of 10 and 20 Gy after two-day cultivation inhibited proliferation of thymus EC and with 15 Gy increased the proliferative activity of thymus epithelium.</p>","PeriodicalId":20808,"journal":{"name":"Radiobiologiia","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"1993-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"19485341","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
[The effect of intracellular pH on radiation damage to mammalian cells]. [细胞内pH值对哺乳动物细胞辐射损伤的影响]。
Radiobiologiia Pub Date : 1993-03-01
A A Waĭnson, S M Ershova, I L Lapidus, T A Fadeeva, T E Fomenkova, N L Shmakova
{"title":"[The effect of intracellular pH on radiation damage to mammalian cells].","authors":"A A Waĭnson,&nbsp;S M Ershova,&nbsp;I L Lapidus,&nbsp;T A Fadeeva,&nbsp;T E Fomenkova,&nbsp;N L Shmakova","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>In experiments with Chinese hamster cells and Ehrlich ascites tumor cells it has been shown that a decrease in intracellular pH from 7.0 to 6.0, produced by 0.1 M phosphate buffer, ameliorates the radiation injury to cells (DMF = 1.35) with respect to their clonogenic capacity and induction of chromosome aberrations. The rate of repair of DNA single-strand breaks, within the pH range under study, is invariable.</p>","PeriodicalId":20808,"journal":{"name":"Radiobiologiia","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"1993-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"19483144","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
[The individual glycolysis enzymes in the enterocytes of the rat small intestine studied during exposure to ionizing radiation]. [暴露在电离辐射下的大鼠小肠肠细胞中个体糖酵解酶的研究]。
Radiobiologiia Pub Date : 1993-03-01
B F Sukhomlinov, Ia P Chaĭka, S S Monastyrskaia, E N Demida
{"title":"[The individual glycolysis enzymes in the enterocytes of the rat small intestine studied during exposure to ionizing radiation].","authors":"B F Sukhomlinov,&nbsp;Ia P Chaĭka,&nbsp;S S Monastyrskaia,&nbsp;E N Demida","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>Activity and isoenzyme composition of certain enzymes of glycolysis of rat small intestine enterocytes was studied in the course of exposure to X radiation. Hexokinase activity was shown to increase significantly throughout the entire period of observation. Activity of pyruvate kinase and lactate dehydrogenase was inhibited at early (days 1-3) and increased at later (days 5-10) times of observation.</p>","PeriodicalId":20808,"journal":{"name":"Radiobiologiia","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"1993-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"19483149","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
[Patterns in the distribution of chromosome aberrations in the cells of hydrobionts under the action of ionizing radiation and environmental chemical mutagens]. [电离辐射和环境化学诱变剂作用下水生生物细胞中染色体畸变的分布模式]。
Radiobiologiia Pub Date : 1993-03-01
G G Polikarpov, V G Tsytsugina
{"title":"[Patterns in the distribution of chromosome aberrations in the cells of hydrobionts under the action of ionizing radiation and environmental chemical mutagens].","authors":"G G Polikarpov,&nbsp;V G Tsytsugina","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>In studying the pattern of chromosome aberration distribution among hydrobiont cells in experimental and natural populations, it has been found that the Poisson distribution of chromosomes among cells occurs under the effect of ionizing radiation and under the combined effect of radiation and a chemical mutagen with a higher efficiency of the former. With the comparable efficiencies of both factors and with the effect of a chemical mutagen alone distribution of chromosome aberrations among cells resembles the geometrical one to a greater extent.</p>","PeriodicalId":20808,"journal":{"name":"Radiobiologiia","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"1993-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"19485340","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
[The effect of incorporated cesium-137 on the structure of the erythrocyte membranes]. [掺入铯-137对红细胞膜结构的影响]。
Radiobiologiia Pub Date : 1993-03-01
A A Miliutin, T M Kirpicheva, L M Lobanok
{"title":"[The effect of incorporated cesium-137 on the structure of the erythrocyte membranes].","authors":"A A Miliutin,&nbsp;T M Kirpicheva,&nbsp;L M Lobanok","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>The influence of incorporated cesium 137 (the absorbed doses of 0.26-0.08 Gy) on the erythrocyte membrane structure has been investigated. It has been shown that chronic internal exposure to gamma radiation causes structural reorganization of erythrocyte membranes at remote postirradiation times (in 3 and 6 months) that influences the annular membrane lipid.</p>","PeriodicalId":20808,"journal":{"name":"Radiobiologiia","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"1993-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"19485207","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
[A rise in the incidence of teratological changes in Plantago lanceolata L. seedlings of the 5th post-accident reproduction in the 30-kilometer area of the Chernobyl Atomic Electric Power Station]. [切尔诺贝利核电站30公里区域内第5代车前草(Plantago lanceolata L.)幼苗致畸变化发生率上升]。
Radiobiologiia Pub Date : 1993-03-01
N P Frolova, O N Popova, A I Taskaev
{"title":"[A rise in the incidence of teratological changes in Plantago lanceolata L. seedlings of the 5th post-accident reproduction in the 30-kilometer area of the Chernobyl Atomic Electric Power Station].","authors":"N P Frolova,&nbsp;O N Popova,&nbsp;A I Taskaev","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>It was for the first time that of the fifth year of monitoring of Plantago lanceolata L., reproduced within the thirty-kilometer zone of Chernobyl NPP disaster, the authors discovered high incidence of seedlings with various morphological abnormalities. It is suggested that the damages observed are related to the cumulative effect of radiation.</p>","PeriodicalId":20808,"journal":{"name":"Radiobiologiia","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"1993-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"19485337","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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