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タグ「Belarus」

Childhood leukemia in Belarus before and after the Chernobyl accident

Title: Childhood leukemia in Belarus before and after the Chernobyl accident

Author: E. P. Ivanov, G. V. Tolochko, L. P. Shuvaeva, S. Becker, E. Nekolla, A. M. Kellerer

Reference: Radiation and Environmental Biophysics, Volume 35, Issue 2 , pp 75-80

doi: 10.1007/BF02434028

Keywords : leukemia, Belarus

Abstract: Childhood leukemia (ICD 204–208 [1]) incidence rates in the different regions of Belarus are reported for a period before and after the Chernobyl accident (1982–1994). There are, at this point, no recognizable trends towards higher rates.

URL: http://link.springer.com/article/10.1007/BF02434028

Cytogenetic Effects of Radiation on Agricultural Plants Observed in the Chernobyl region during the First Years after the Accident

Title: Cytogenetic Effects of Radiation on Agricultural Plants Observed in the Chernobyl region during the First Years after the Accident

Author: Stanislav A. GERASKIN, Vladimir G. DIKAREV, Yevgenia Ya. ZYABLITSKAYA, Alla A. OUDALOVA and Yevgeniy V. SPIRIN

Reference: Всероссийский Научно-Исследовательский Институт Сельскохозяйственной Радиологии и Агроэкологии

Keywords: cytogenetic effects, radiation, agricultural plants, first years after the accident, Belarus

Abstract: The cytogenetic consequences of radioactive contamination by the fallout after the accident at the Chernobyl NPP in 1986 to agricultural crops have been studied.

URLhttp://www.rri.kyoto-u.ac.jp/NSRG/reports/kr79/kr79pdf/Geraskin.pdf

Content of Radionuclides of Chernobyl Origin in Food Products for the Belarusian Population

Title: Content of Radionuclides of Chernobyl Origin in Food Products for the Belarusian Population

Author: Vladimir P. MATSKO and Tetsuji IMANAKA

Reference: Research Reactor Institute, Kyoto University, July 2002

Keywords: Belarus, food, population, radionuclides

Abstract: Recent data on radionuclide contents of Chernobyl origin in food products and drinking water for the Belarusian population are reviewed. Strontium-90 and Cesium-137 are main radionuclides contributing to internal irradiation to the population. Contamination levels in food products from the social sector of agriculture (collective farms, agricultural co-operatives) are found to be generally below the current legal admissible level of RAL-99 that are defined to make internal dose of the population less than 1 mSv/yr. On the other hand, exceedings of RAL-99 are often found in food products from the private sector, especially in settlements of Gomel region where the contamination is the most serious in Belarus. Special attention should be paid to the non-farm products in the contaminated areas: mushrooms, berries, fish and meat of wild animals. For example, about 37,000 Bq/kg of 137Cs in fresh mushroom was registered in a settlement of Gomel region, which corresponds to 100 times of RAL-99 values. Concerning drinking water, the situation is quite good and no execeedings have been registered for the last 10 years.

URLhttp://www.rri.kyoto-u.ac.jp/NSRG/reports/kr79/KURRI-KR-79.htm

Medical support for Belarus after Chernobyl accident using a telemedicine system

Title: Medical support for Belarus after Chernobyl accident using a telemedicine system

Author: Kenichi Koike, Atsushi Komiyama, Masaomi Takizawa, Keiji Nakai, Sumio Murase, Sadako Kamiya, Minoru Kamata, Olga Vitelievna Oleinikova, Michail Bogatchenko

Reference: Japanese Journal of Medical Physics, Vol. 23 (2003) No. 1 p. 44-50

DOI: http://dx.doi.org/10.11323/jjmp2000.23.1_44

Keywords: TV conference system, Belarus, Peripheral blood stem cell transplantation

Abstract: To achieve a close relationship among Gomel Regional Hospital (Gomel, Belarus), Belarusian Children Center of Hematology/Oncology (Minsk, Belarus) and Shinshu University Hospital, we established a telemedicine system using the Inmarsat satellite. The system consists of a TV conference system, a digital microscopic imaging system and a high definition image server/viewer network system (DICOM). The detailed case conference is possible among three areas of physicians.

URLhttps://www.jstage.jst.go.jp/article/jjmp2000/23/1/23_44/_article/references/-char/ja/

Cytogenetic study in lymphocytes from children exposed to ionizing radiation after the Chernobyl accident

Title: Cytogenetic study in lymphocytes from children exposed to ionizing radiation after the Chernobyl accident

Author: L. Padovani, D. Caporossi, B. Tedeschi, P. Vernole, B. Nicoletti, F. Mauro

Reference: Mutation Research/Genetic Toxicology, Volume 319, Issue 1, September 1993, Pages 55–60

DOI: http://dx.doi.org/10.1016/0165-1218(93)90030-H

Keywords: Chernobyl; Chromosome aberrations; Biological dosimetry

Abstract: The present study concerns the monitoring of children from the Byelorussian, Ukrainian and Russian republics exposed to the fall-out of the Chernobyl accident. Cytogenetic analyses have been performed on 41 children coming from different areas and exhibiting varying amounts of 137Cs internal contamination, as evaluated by whole-body counter (WBC) analysis. On a total of 28670 metaphases scored, radiation-induced chromosome damage is still present, although at a very low frequency. Due to the very low fraction of dicentrics, because of the time elapsed from the accident and the relatively low doses of exposure, radiobiological dosimetry is not possible for these children. However, considering that the WBC data indicate that the children are still exposed to 137Cs contamination, the observed occurrence of stable chromosome rearrangements and breaks may represent the persisting effect of continuous low doses of radiation. The present study also indicates that the parallel use of internal contamination dosimetry and cytogenetics could be usefully employed to monitor individual exposure to radiation and to define further management measures.

URL:http://www.sciencedirect.com/science/article/pii/016512189390030H

Chromosome aberrations in inhabitants of Byelorussia: consequence of the Chernobyl accident

Title: Chromosome aberrations in inhabitants of Byelorussia: consequence of the Chernobyl accident

Author: L. Verschaeve, E.V. Domracheva, S.A. Kuznetsov and V.V. Nechai

Reference: Mutation Res., 287 (1993), pp. 253–259

Keywords: Chromosome analysis; Chernobyl, Belarus

Abstract: A cytogenetic analysis was performed on peripheral blood lymphocytes from 35 persons belonging to the ‘general population’ of Gomel or its surroundings (Byelorussia). This region was heavily contaminated by the nuclear fall-out following the radiation accident at Chernobyl. An elevated frequency of chromosome aberrations was found in most of the subjects. The type and frequency of the aberrations revealed past and possibly present radiation exposure which could be ascribed to the accident at the Chernobyl nuclear plant about 5 years prior to the analysis.

URL:http://www.sciencedirect.com/science/article/pii/002751079390018B/pdf?md5=4f0e1b750d191debe663fe3df6b88a86&pid=1-s2.0-002751079390018B-main.pdf

Distribution of individual and collective exposure doses for the population of Belorus in the first year after the Chernobyl accident

Title: Distribution of individual and collective exposure doses for the population of Belorus in the first year after the Chernobyl accident

Author: Savkin M.N., Titov A.V., Lebedev A.N.

Reference: Journal: Radiation and Risk (Bulletin of the National Radiation and Epidemiological Registry), Year: 1996 Release Number: 7

Keywords: individual doses, collective dose, Belarus

Abstract: The paper presents results of reconstruction of absorbed internal and external exposure doses for the population on the contaminated areas of Belorus in 1986 on the basis of statistical analysis of the database on radiation monitoring of environmental media, foodstuffs and individual exposure. Consideration is given to the areas with 137Cs soil contamination density of above 0.185 MBq/m2 (5 Ci/km2). A model of basic distributions is proposed which can be used to estimate distribution of absorbed doses for evacuated population and those living permanently on these areas during 1986 with allowance for taken protection measures. The obtained results are compared to the prompt assessments made earlier which were used for decision making and with the features of formation of the radiation situation of the territories adjacent to Russia.

URL:http://cyberleninka.ru/article/n/raspredelenie-individualnyh-i-kollektivnyh-doz-oblucheniya-naseleniya-belorussii-v-pervyy-god-posle-chernobylskoy-avarii

The brain bioelectric activity of the Belarusian persons irradiated in utero as a result of Chernobyl accident

Author: Igumnov S.

Reference: Activitas Nervosa Superior Rediviva. — 2009. — Vol. 51, № 1–2. — P. 55–60.

Keywords: BEA, Belorus, borderline EEG, IQ

Abstract: OBJECTIVE: The study examined the formation of bioelectric activity (BEA) of the brain of 250 children at the age of 6–7, 10–12 and 15–16 years from regions highly contaminated by Chernobyl fallout, who were irradiated in the prenatal period at the time of the Chernobyl accident in 1986. These children were compared with a control group of 250 children of the same age from non-contaminated areas of Belarus.

METHODS: The examination included visual and computerized analysis of EEG as well as psychiatric examination and assessment of intellectual level.

RESULTS: In the both groups of children at the age of 6–7 the dominant were the variants of age norms (46.4% vs 44.8%; p=0.592) and synchronized (borderline) EEG (26.4% vs 28.0%; P=0.763). Quite noticeable was the relevant frequency of the slow type of EEG (19.2% vs 18.4%; p=0.820) as well as paroxysmal activity (8.0% vs 8.8%; p=0.830) in the both groups. At the age of 15–16 in the both groups we registered relevant decrease of index of θ- and δ-activity. The slow type of EEG in most cases was transformed into the age norm and synchronized type of EEG. The correlation analysis showed that the intellectual level of children (IQ) estimated by Wechsler Intelligence Scale (WISC-III) was in the direct proportion to spectral power of α-diapason in frontal lobes of the brain (r=0.38 in the both groups). Mental deficiency of children of the both groups was accompanied by the decreased level of the coherency of α-diapason. When comparing the results of BEA research with the dosimetric data we found no relevant correlation of these indices. The children with different EEG types did not demonstrate any relevant differences of medium doses of antenatal exposure.

CONCLUSIONS: The revealed changes of BEA of the brain show distinct age dependency. Their frequency in the cohort of persons exposed to antenatal irradiation did not have relevant differences from that in control group. (full text available on web)

URL: http://www.rediviva.sav.sk/51i12/55.pdf

CHERNOBYL: THE FEAR OF THE UNKNOWN

Title: CHERNOBYL: THE FEAR OF THE UNKNOWN

Author: Zbigniew Jaworowski

Reference: International Journal of Low Radiation 2006 – Vol. 3, No.4  pp. 319 – 324

DOI: 10.1504/IJLR.2006.012006

Keywords: Belarus; Chernobyl, health consequences, irrational fear, radiophobia, Russia, Ukraine, UNSCEAR, contamination

Abstract: People living in contaminated regions of Belarus, Russia and Ukraine ‘need not live in fear of serious health consequences’ and UNSCEAR forecasts that ‘generally positive’ prospects for the future health of most individuals should prevail.

URL: http://ecolo.org/documents/documents_in_english/cherno-zbigniew_fear-06.htm

Female reproductive function in areas affected by radiation after the Chernobyl power station accident

Title: Female reproductive function in areas affected by radiation after the Chernobyl power station accident

Author: Kulakov VI, Sokur TN, Volobuev AI, Tzibulskaya IS, Malisheva VA, Zikin BI, Ezova LC, Belyaeva LA, Bonartzev PD, Speranskaya NV, et al.

Reference: Environ Health Perspect. 1993 Jul;101 (Suppl 2):117–123

Keywords: female reproductive function, Belarus, Ukraine

Abstract: [This paper reports the results of a comprehensive survey of the effects of the accidental release of radiation caused by the accident at the Chernobyl nuclear power station in April 1986. The accident and the resulting release of radiation and radioactive products into the atmosphere produced the most serious environmental contamination so far recorded. We have concentrated on evaluating the outcomes and health risks to women, their reproductive situation, and consequences for their progeny. We have concentrated on two well-defined areas: the Chechersky district of the Gomel region in Belorussia and the Polessky district of the Kiev region in the Ukraine….]

URL:http://www.ncbi.nlm.nih.gov/pmc/articles/PMC1519931/

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