On the mechanism of 60-Hz electric field induced effects in Pisum sativum L. roots: vertical field exposures.

abstract：:Mass attenuation coefficient, μm, atomic cross-section, σi, electronic cross-section, σe, effective atomic number, Zeff and effective electron density, Nel, were determined experimentally and theoretically for some vitamins (retinol, beta-carotene, thiamine, riboflavin, niacinamide, pantothenic acid, pyridoxine, bioti...

journal_title：Radiation and environmental biophysics

authors： Demir D,Turşucu A,Oznülüer T

更新日期：2012-11-01 00:00:00

abstract：:Time-dependent yields of the most important products of water radiolysis E(aq)(-), (*)OH, H(*), H(3)O(+), H(2), OH(-) and H(2)O(2) have been calculated for (60)Co-photons, electrons, protons, helium- and carbon-ions incident onto water. G values have been evaluated for the interval from 1 ps to 1 mus after initial ene...

journal_title：Radiation and environmental biophysics

authors： Kreipl MS,Friedland W,Paretzke HG

更新日期：2009-02-01 00:00:00

abstract：:The effect of negative pions (peak and plateau), photons (140 kV and 29 MeV), and 20 MeV electrons on the proliferative capacity of Ehrlich ascites carcinoma cells was investigated. Proliferative survival curves plotted for the modalities employed are presented. Under the experimental conditions used, the peak pions w...

journal_title：Radiation and environmental biophysics

authors： Rao KR,Blattmann H,Cordt I,Fritz-Niggli H

更新日期：1979-08-10 00:00:00

abstract：:The results of a study in which groups of sheep were given single oral administrations of 14C, 3H and 35S and then slaughtered over a period of 1 year are reported. The experimental data were used to investigate the potential of metabolically based models for describing the transfer of the three radionuclides to sheep...

journal_title：Radiation and environmental biophysics

authors： Crout NM,Mayes RW,Beresford NA,Lamb CS,Howard BJ

更新日期：1998-02-01 00:00:00

abstract：:Dose conversion coefficients (DCCs) for assessment of internal and external radiation exposures to terrestrial and aquatic biota are compiled for 75 radionuclides, for 14 terrestrial and 22 aquatic reference organisms. DCC values for internal exposure are calculated based on a homogeneous distribution of the radionucl...

journal_title：Radiation and environmental biophysics

authors： Ulanovsky A,Pröhl G

更新日期：2008-04-01 00:00:00

abstract：:Within the track structure code PARTRAC, DNA strand break induction by direct and indirect radiation action was calculated for the E. coli catabolite gene activator protein (CAP) DNA complex with (125)I located at the position of the H(5) atom of the cytosine near the center. The shape of the resulting DNA fragment si...

journal_title：Radiation and environmental biophysics

authors： Li WB,Friedland W,Jacob P,Panyutin IG,Paretzke HG

更新日期：2004-05-01 00:00:00

abstract：:The Auger electron emitter 123I was examined in the form of 4-[123I]iodoantipyrine and as [123I]NaI for its effectiveness in killing cells of different sensitivity to photon irradiation. Micronucleus assays showed that 4-[123I]iodoantipyrine is 2-3 times more effective in cell inactivation than [123I]NaI. This can be ...

journal_title：Radiation and environmental biophysics

authors： Smit BS,Slabbert JP,Reinecke SA,Böhm L

更新日期：2001-03-01 00:00:00

abstract：:The effects of single pulses and multiple pulses of 7 MV electrons on micronuclei (MN) induction in cytokinesis-blocked human peripheral blood lymphocytes (PBLs) were investigated over a wide range of dose rates per pulse (instantaneous dose rate). PBLs were exposed to graded doses of 2, 3, 4, 6, and 8 Gy of single el...

journal_title：Radiation and environmental biophysics

authors： Acharya S,Bhat NN,Joseph P,Sanjeev G,Sreedevi B,Narayana Y

更新日期：2011-05-01 00:00:00

abstract：:As a consequence of the increased use of renewable energy and the now long distances between energy generation and consumption, in Europe, electric power transfer by high-voltage (HV) direct current (DC) overhead power lines gains increasing importance. Thousands of kilometers of them are going to be built within the ...

journal_title：Radiation and environmental biophysics

authors： Leitgeb N

更新日期：2014-05-01 00:00:00

abstract：:Frequently knowledge of elemental content of human organs and tissues is required for a variety of applications. These can include brachytherapy and radiotherapy planning, radiation dosimetry and radiation protection. Revised reference values of chemical element mass fractions in normal and cancerous prostate tissues ...

journal_title：Radiation and environmental biophysics

authors： Zaichick V,Wynchank S

更新日期：2021-01-02 00:00:00

abstract：:Growing hair follicles with their rapid cell proliferation would be expected to be sensitive organs to cytotoxic agents such as radiation. Various abnormalities in the hair and hair follicles have been reported in the past. Changes in the number of cells in the newly forming hair cortex have been shown in the mouse to...

journal_title：Radiation and environmental biophysics

authors： Potten CS,Burt PA,Roberts SA,Deshpande NA,Williams PC,Ramsden J

更新日期：1996-05-01 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：: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：:Low-dose ionizing radiation (IR) responses remain an unresolved issue in radiation biology and risk assessment. Accurate knowledge of low-dose responses is important for estimation of normal tissue risk in cancer radiotherapy or health risks from occupational or hazard exposure. Cellular responses to low-dose IR appea...

journal_title：Radiation and environmental biophysics

authors： Langen B,Helou K,Forssell-Aronsson E

更新日期：2020-08-01 00:00:00

abstract：:The major goal of this study was to identify and quantitatively describe the association between the characteristics of chronic (low-dose rate) exposure to (low LET) ionizing radiation and cellularity of peripheral blood cell lines. About 3,200 hemograms (i.e., spectra of blood counts) obtained over the years of maxim...

journal_title：Radiation and environmental biophysics

authors： Akleyev AV,Akushevich IV,Dimov GP,Veremeyeva GA,Varfolomeyeva TA,Ukraintseva SV,Yashin AI

更新日期：2010-05-01 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：:Preliminary results on the spectral dependence of the absorption of light in tissue are presented and discussed with respect to medical laser application. ...

journal_title：Radiation and environmental biophysics

authors： Eichler J,Knof J,Lenz H

更新日期：1977-10-12 00:00:00

abstract：:This study examined the effects of three disasters (the Great East Japan Earthquake of March 11, 2011, followed by a tsunami and the Fukushima Daiichi Nuclear Power Plant accident) on feeding methods and growth in infants born after the disasters. Using results from the Fukushima Health Management Survey, Soso Distric...

journal_title：Radiation and environmental biophysics

authors： Kyozuka H,Yasuda S,Kawamura M,Nomura Y,Fujimori K,Goto A,Yasumura S,Abe M

更新日期：2016-05-01 00:00:00

abstract：:Heavy charged particle therapy, started at research institutes three decades ago, is now on the verge of entering a clinical phase. This phase has resulted from the evolution and development of various beam delivery systems and techniques with existing research accelerators and with newly built accelerators. For the f...

journal_title：Radiation and environmental biophysics

authors： Blattmann H

更新日期：1992-01-01 00:00:00

abstract：:At five stages of gestation, mice were exposed dorsally to ultrasonic irradiation at 1 W/cm2 (spatial and temporal average), 2 MHz, and 34 and 37 degrees C (temperature at beginning of exposure). The results indicated that ultrasonic exposure up to at least 100 s is not hazardous to a pregnant mouse or its offspring i...

journal_title：Radiation and environmental biophysics

authors： Stolzenberg SJ,Torbit CA,Edmonds PD,Taenzer JC

更新日期：1980-01-01 00:00:00

abstract：:It is shown that the properties of ATPase (EC 3.6.1.3) of Micrococcus luteus depend only to some extent on the state of the membrane to which it is attached. Its interaction with the membrane appears to be largely controlled by polar forces. It is shown, however, that the UV-sensitivity of the membrane-bound ATPase is...

journal_title：Radiation and environmental biophysics

authors： Volotovskij J,Risi S,Dose K

更新日期：1976-03-30 00:00:00

abstract：:Carrier-free 11C-labeled carbon monoxide was produced by proton irradiation of a nitrogen gas flow target via the 14N(p, alpha)11C process followed by on-line reduction of the predominantly formed 11C-carbon dioxide with a yield of 0.4 mCi/muAmin. After appropriate quality control about 2 mCi of carrier-free 11C-carbo...

journal_title：Radiation and environmental biophysics

authors： Weinreich R,Ritzl F,Feinendegen LE,Schnippering HG,Stöcklin G

更新日期：1975-12-04 00:00:00

abstract：:Radiation is known to be carcinogenic to humans but attempts to demonstrate the process using human tissue culture models have met with little success. In the present study explants were established from urothelium and exposed to radiation and a range of chemical carcinogens, suspected promotor or metabolic agents. Th...

journal_title：Radiation and environmental biophysics

authors： Mothersill C,O'Brien A,Seymour CB

更新日期：1990-01-01 00:00:00

abstract：:The evolution of the proflavine triplet state population with the extent of aggregation is examines, by ESRmeasurements, as a function of organic solvents and mineral salts, well known for their ability to influence the aggregation process. The intensity of the triplet state population has also been investigated as a ...

journal_title：Radiation and environmental biophysics

authors： Lion Y,Saucin M,Van de Vorst A

更新日期：1975-12-04 00:00:00

abstract：:The observable responses of living systems to ionizing radiation depend on the level of biological organization studied. Understanding the relationships between the responses characteristic of the different levels of organization is of crucial importance. The main objective of the present study is to investigate how s...

journal_title：Radiation and environmental biophysics

authors： Madas BG,Balásházy I

更新日期：2011-11-01 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：:In this study, thyroid cancer incidence (follow-up period: 1991-2001) has been analyzed, including persons who were exposed as children at an age between 0 and 17 years and who are living in the Bryansk oblast, the worst contaminated area of Russia after the Chernobyl accident. According to the census of 1989, the pop...

journal_title：Radiation and environmental biophysics

authors： Ivanov VK,Gorski AI,Tsyb AF,Maksioutov MA,Tumanov KA,Vlasov OK

更新日期：2006-05-01 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 this work, direct DNA damage induced by low-energy electrons (sub-keV) is simulated using a Monte Carlo method. The characteristics of the present simulation are to consider the new mechanism of DNA damage due to dissociative electron attachment (DEA) and to allow determining damage to specific bases (i.e., adenine...

journal_title：Radiation and environmental biophysics

authors： Liu W,Tan Z,Zhang L,Champion C

更新日期：2017-03-01 00:00:00

abstract：:Recent analyses of the Canadian fluoroscopy cohort study reported significantly increased radiation risks of mortality from ischemic heart diseases (IHD) with a linear dose-response adjusted for dose fractionation. This cohort includes 63,707 tuberculosis patients from Canada who were exposed to low-to-moderate dose f...

journal_title：Radiation and environmental biophysics

authors： Schöllnberger H,Kaiser JC,Eidemüller M,Zablotska LB

更新日期：2020-03-01 00:00:00