Reconstruction of the contamination of the Techa River in 1949-1951 as a result of releases from the "Mayak" Production Association.

abstract：:The model of radiocaesium transfer to sheep presented by Galer et al. provides reliable predictions only for sheep of a similar body weight to those used in the development of the model (approximately 30 kg). To extend the applicability of the model, it was necessary to re-parameterise it in terms of activity concentr...

journal_title：Radiation and environmental biophysics

authors： Crout NM,Beresford NA,Howard BJ,Mayes RW,Assimakopoulos PA,Vandecasteele CM

更新日期：1996-02-01 00:00:00

abstract：:The aim of this work was to define the possible occurrence of hematological changes during the course of a chronic ingestion of (137)Cs. A mouse model was used, with ingestion through drinking water with a cesium concentration of 20 kBq l(-1). Ingestion started in parent animals before mating, and (137)Cs intake and i...

journal_title：Radiation and environmental biophysics

authors： Bertho JM,Louiba S,Faure MC,Tourlonias E,Stefani J,Siffert B,Paquet F,Dublineau I

更新日期：2010-05-01 00:00:00

abstract：:The aim of this interdisciplinary project is to establish slice culture preparations from rodents and humans as a new model system for studying effects of X-rays and heavy ions within normal and tumor tissues. The advantage of such slice cultures relies on the conservation of an organotypic environment, the easy treat...

journal_title：Radiation and environmental biophysics

authors： Merz F,Müller M,Taucher-Scholz G,Rödel F,Stöcker H,Schopow K,Laprell L,Dehghani F,Durante M,Bechmann I

更新日期：2010-08-01 00:00:00

abstract：:Native horseradish peroxidase, as well as its reduced and carboxymethylated form, and the apoenzyme, showed resistance to photodynamic action. Sensitivity to this action was detected only in reduced and carboxymethylated apoenzyme, when the photooxidation of its histidine residues was observed. When analyzing the bulk...

journal_title：Radiation and environmental biophysics

authors： Silva E,Barrera M

更新日期：1985-01-01 00:00:00

abstract：:Results of measurements of the resuspended radioactive aerosols in the Chernobyl area are presented which were obtained soon after the Chernobyl reactor accident and in a European project in 1992-1993. The measurements were carried out with the intention of obtaining a data base for dose assessment of resuspended radi...

journal_title：Radiation and environmental biophysics

authors： Garger EK,Kashpur V,Belov G,Demchuk V,Tschiersch J,Wagenpfeil F,Paretzke HG,Besnus F,Holländer W,Martinez-Serrano J,Vintersved I

更新日期：1997-09-01 00:00:00

abstract：:The non-random distribution of DNA breakage in pulsed-field gel electrophoresis (PFGE) experiments poses a problem of proper subtraction of the background damage to obtain a fragment-size distribution due to radiation only. As been pointed out by various authors, a naive bin-to-bin subtraction of the background signal...

journal_title：Radiation and environmental biophysics

authors： Ponomarev AL,Belli M,Hahnfeldt PJ,Hlatky L,Sachs RK,Cucinotta FA

更新日期：2007-06-01 00:00:00

abstract：:The use of Green's function has played a fundamental role in transport calculations for high-charge high-energy (HZE) ions. Two recent developments have greatly advanced the practical aspects of implementation of these methods. The first was the formulation of a closed-form solution as a multiple fragmentation perturb...

journal_title：Radiation and environmental biophysics

authors： Shinn JL,Wilson JW,Schimmerling W,Shavers MR,Miller J,Benton EV,Frank AL,Badavi FF

更新日期：1995-08-01 00:00:00

abstract：:For radiation exposures employing targeted sources such as particle microbeams, the deposition of energy and dose will depend on the spatial heterogeneity of the sample. Although cell structural variations are relatively minor for two-dimensional cell cultures, they can vary significantly for fully differentiated tiss...

journal_title：Radiation and environmental biophysics

authors： Miller JH,Chrisler WB,Wang X,Sowa MB

更新日期：2011-08-01 00:00:00

abstract：:The influence of microgravity on the repair of x-ray-induced DNA double-strand breaks was studied in the temperature-conditional repair mutant rad54-3 of diploid yeast Saccharomyces cerevisiae. Cells were exposed on the ground and kept at a low temperature until microgravity conditions were achieved. In orbit, they we...

journal_title：Radiation and environmental biophysics

authors： Pross HD,Kiefer J

更新日期：1999-07-01 00:00:00

abstract：:A number of approaches have been proposed to estimate the exposure of non-human biota to ionizing radiation. This paper reports an inter-comparison of the unweighted absorbed dose rates for the whole organism (compared as dose conversion coefficients, or DCCs) for both internal and external exposure, estimated by 11 o...

journal_title：Radiation and environmental biophysics

authors： Vives i Batlle J,Balonov M,Beaugelin-Seiller K,Beresford NA,Brown J,Cheng JJ,Copplestone D,Doi M,Filistovic V,Golikov V,Horyna J,Hosseini A,Howard BJ,Jones SR,Kamboj S,Kryshev A,Nedveckaite T,Olyslaegers G,Pröhl G,S

更新日期：2007-11-01 00:00:00

abstract：:For studies on cell membranes, mice were exposed to mixed neutron + gamma reactor-radiation in the range of total doses from 0.5 to 4.5 Gy. Changes in functional activity of plasma membranes of erythrocytes, platelets, and lymphocytes were followed by a lectin-binding technique at various intervals afterwards. The amo...

journal_title：Radiation and environmental biophysics

authors： Kubasova T,Antal S,Somosy Z,Köteles GJ

更新日期：1984-01-01 00:00:00

abstract：:Non-linear mechanical response of viscoelastic strain responding media to high amplitude stress-strain is examined from a phenomenological point of view and found to lead to results compatible with empirical observations of high intensity ultrasound irradiation of brain, liver, and eye lens tissues. The proposed hyste...

journal_title：Radiation and environmental biophysics

authors： Johnston RL,Dunn F

更新日期：1981-01-01 00:00:00

abstract：:Osteosarcoma is the most frequent secondary malignancy following radiotherapy of patients with bilateral retinoblastoma. This suggests that the Rb1 tumour suppressor gene might confer genetic susceptibility towards radiation-induced osteosarcoma. To define the contribution of the Rb1 pathway in the multistep process o...

journal_title：Radiation and environmental biophysics

authors： Gonzalez-Vasconcellos I,Domke T,Kuosaite V,Esposito I,Sanli-Bonazzi B,Nathrath M,Atkinson MJ,Rosemann M

更新日期：2011-03-01 00:00:00

abstract：:In head computed tomography, radiation upon the eye lens (as an organ with high radiosensitivity) may cause lenticular opacity and cataracts. Therefore, quantitative dose assessment due to exposure of the eye lens and surrounding tissue is a matter of concern. For this purpose, an accurate eye model with realistic geo...

journal_title：Radiation and environmental biophysics

authors： Akhlaghi P,Ebrahimi-Khankook A,Vejdani-Noghreiyan A

更新日期：2017-05-01 00:00:00

abstract：:The kinetics of fluoresceindiacetate (FDA)-hydrolysis in erythrocytes, CHO-cells and homogenized cells was investigated by means of fluorescence spectroscopy. At a 10(-6)m FDA concentration the enzymatic conversion in the homogenized cells can be described by first order reactions. When studying intact cells, total ki...

journal_title：Radiation and environmental biophysics

authors： Sontag W

更新日期：1977-04-27 00:00:00

abstract：:The study reported in the present paper aimed to evaluate the effective energy (Eeff) of X-rays emitted from the surface of a bare X-ray probe and from different spherical applicators with various diameters, which are widely employed for low kV intraoperative radiotherapy (IORT) of breast cancer. A previously validate...

journal_title：Radiation and environmental biophysics

authors： Shamsabadi R,Baghani HR,Mowlavi AA,Azadegan B

更新日期：2021-01-03 00:00:00

abstract：:In order to provide fundamental data required for dose evaluation due to environmental exposures, effective dose conversion coefficients, that is, the effective dose rate per unit activity per unit area, were calculated for a number of potentially important radionuclides, assuming an exponential distribution in ground...

journal_title：Radiation and environmental biophysics

authors： Saito K,Ishigure N,Petoussi-Henss N,Schlattl H

更新日期：2012-11-01 00:00:00

abstract：:Blue (F450) and green (F530) leaf fluorescence were studied together with the red chlorophyll fluorescence (emission maxima F690 and F735) during light-induced chlorophyll fluorescence induction kinetics (Kautsky effect) in predarkened leaves of wheat (Triticum aestivum L.) and soybean (Glycine max L.). The intensity ...

journal_title：Radiation and environmental biophysics

authors： Stober F,Lichtenthaler HK

更新日期：1993-01-01 00:00:00

abstract：:The probability of the formation of ionization clusters by primary alpha-particles at 5.4 MeV in nanometric volumes of propane was studied experimentally and by Monte Carlo simulation, as a function of the distance between the center line of the particle beam and the center of the target volume. The volumes were of cy...

journal_title：Radiation and environmental biophysics

authors： De Nardo L,Colautti P,Conte V,Baek WY,Grosswendt B,Tornielli G

更新日期：2002-12-01 00:00:00

abstract：:The hypoxic cytotoxic effect of chlorpromazine towards E. coli B/r was observed to be dependent on temperature of incubation and irradiation. Increasing the temperature of incubation from ambient to 37 degrees C followed by irradiation revealed that the organisms showed radiosensitivity of a magnitude which was two to...

journal_title：Radiation and environmental biophysics

authors： Shenoy MA,Singh BB

更新日期：1985-01-01 00:00:00

abstract：:Microcalorimetry, in combination with conventional methods for determining metabolic activity, opens the possibility to study the efficiency with which ATP, produced as a result of metabolic activity, is utilized by the cell for energy-requiring synthetic reactions. Using commercial baker's yeast as a test organism an...

journal_title：Radiation and environmental biophysics

authors： Hoogerheide JC

更新日期：1975-12-04 00:00:00

abstract：:Large lung sections of humans of advanced adult age revealed a markedly nonuniform retention pattern of dense anthracotic particle aggregates, with an impressive accumulation of this material along pulmonary lymphatics, i.e. the deep (peribronchial), septal (perivenous) and superficial (pleural) networks. Conversely, ...

journal_title：Radiation and environmental biophysics

authors： Cottier H,Meister F,Zimmermann A,Kraft R,Burkhardt A,Gehr P,Poretti G

更新日期：1987-01-01 00:00:00

abstract：:Testing the limits of survivability in space is the primary focus in astrobiological research. Although a number of previous studies have examined terrestrial life survival in an extraterrestrial environment, only a few have investigated how life systems respond to high doses of alpha cosmic ray, the main component of...

journal_title：Radiation and environmental biophysics

authors： Miki K,Kawashima S,Takahashi Y,Yonemura S

更新日期：2019-08-01 00:00:00

abstract：:The work reported here was originally motivated by a discussion of Monte Carlo computer codes for electron transport in water given in Report No. 130 by the National Council on Radiation Protection and Measurements (NCRP). It was pointed out (correctly) that a published depth-dose distribution calculated by the Oak Ri...

journal_title：Radiation and environmental biophysics

authors： Semenenko VA,Turner JE,Borak TB

更新日期：2003-10-01 00:00:00

abstract：:Those working in interventional cardiology are exposed to varying radiation doses during diagnostic and interventional procedures. The work presented in this paper aimed to monitor the effective doses received by different categories of medical staff members practicing interventional cardiology procedures including se...

journal_title：Radiation and environmental biophysics

authors： Ghany HAA,Diab HM,Salah A,Taha AA

更新日期：2020-11-01 00:00:00

abstract：:The Sax-Markov binary eurejoining/misrejoining (SMBE) model is a stochastic representation of Sax's breakage-and-reunion mechanism of misrejoining DNA double-strand breaks (DSBs). In this model, to approximate DSB misrejoining probabilities that decrease with increasing distance, the nucleus is treated as a collection...

journal_title：Radiation and environmental biophysics

authors： Radivoyevitch T

更新日期：2000-12-01 00:00:00

abstract：:The fluorescent intercalation complex of ethidium bromide with DNA was used as a probe to demonstrate damage in the base-pair region of DNA, due to the action of superoxide radicals. The O.2- radical itself, generated by gamma-radiolysis of oxygenated aqueous Na-formate solutions, is rather ineffective with respect to...

journal_title：Radiation and environmental biophysics

authors： Prütz WA

更新日期：1984-01-01 00:00:00

abstract：:Beginning in 1950, people living on the banks of the Techa River received chronic low-dose-rate internal and external radiation exposures as a result of releases from the Mayak nuclear weapons plutonium production facility in the Southern Urals region of the Russian Federation. The Techa River cohort includes about 30...

journal_title：Radiation and environmental biophysics

authors： Krestinina L,Preston DL,Davis FG,Epifanova S,Ostroumova E,Ron E,Akleyev A

更新日期：2010-05-01 00:00:00

abstract：:Waterborne radioactive releases into the Techa River from the Mayak Production Association in Russia during 1949-1956 resulted in significant doses to about 30,000 persons who lived in downstream settlements. The residents were exposed to internal and external radiation. Two methods for reconstruction of the external ...

journal_title：Radiation and environmental biophysics

authors： Degteva MO,Shagina NB,Shishkina EA,Vozilova AV,Volchkova AY,Vorobiova MI,Wieser A,Fattibene P,Della Monaca S,Ainsbury E,Moquet J,Anspaugh LR,Napier BA

更新日期：2015-11-01 00:00:00

abstract：:It has generally been assumed that the neutron and γ-ray absorbed doses in the data from the life span study (LSS) of the Japanese A-bomb survivors are too highly correlated for an independent separation of the all solid cancer risks due to neutrons and due to γ-rays. However, with the release of the most recent data ...

journal_title：Radiation and environmental biophysics

authors： Walsh L

更新日期：2013-03-01 00:00:00