dose rate
X-RAY DOSE RATE AND DOSE FRACTIONATION STUDIES ON MUTATION IN PARAMECIUM
... Thus dose-rate and fractionation experiments should allow us to detect the mutagenic contribution by two-hit aberrations, to estimate its magnitude, and to measure the rat[r] ...
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Brachytherapy for cervix cancer: low-dose rate or high-dose rate brachytherapy – a meta-analysis of clinical trials
... treatment. Dose calcula- tions are performed soon after the applicators are inserted and before they are ...where dose distributions have been deter- mined both at the beginning and at the end of an intrac- ...
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Calculation of Dose Distribution and Dose Rate at Each Dwell Position in 60co Irradiator Svst Co 60/B in Vietnam
... The dose rate at each dwell position is shown in ...intergral dose with dwell points is presented in Fig.4 and the intergral dose in modelling and measurment is given in Table ...The ...
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Study of the Photon Flux and the Dose Rate in the Vicinity of a 60Co Gamma Irradiator
... The dose rate is determined by transforming electrons deposited energy inside the PMMA dosimeter of mass m during a run of N ...The dose rates formula is given by: ...
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Determination of surface radiation dose-rate in the environment of Kelantan State, Malaysia
... radiation dose rate was measured in situ 1 meter above the ground by using Ludlum detector model 19, micro roentgen (μR) meter, manufactured by Ludlum, ...
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Distribution of Cs-137 and dose rate investigation in the terrestrial environment of Jamaica
... absorbed dose rates in air 1m above ground suggest that most of the areas with values above the world average of 60 nGy/h were in the middle of the island where lands are used in bauxite ...the dose ...
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Generation of Dose Volume Histograms Using Voxel Structure and the Monte Carlo Method in Low Dose Rate Brachytherapy
... the dose volume his- togram (DVHs), it can be seen that there is a lack of detail showing how these tools are built through simulation treatments using in voxels simulators and MCNP transport ...of Dose ...
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Transcriptional response in normal mouse tissues after i.v. 211At administration - response related to absorbed dose, dose rate, and time
... For the kidney cortex, liver, lungs, and spleen, several genes were identified that followed a potentially indica- tive pattern across all exposures, i.e., a consistent regula- tory change between lower and higher ...
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Effects of low dose-rate irradiation on human tumour cells
... lower dose rates a smaller biological response is observed than at higher dose ...low dose-rate exposures and fractionated exposures with his co-worker Mitchell ...low dose-rate ...
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Ultrahigh Dose-rate Radiotherapy: Next Steps for FLASH-RT.
... tumours confined to the local site or for those with symptomatic metastatic disease. In all of the clinical practice discussed above, the rate of radiation dose delivery has been relatively constant (e.g. ...
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Focal low-dose rate brachytherapy for the treatment of prostate cancer
... Abstract: Whole-gland low-dose rate (LDR) brachytherapy has been a well-established modality of treating low-risk prostate cancer. Treatment in a focal manner has the advantages of reduced toxicity to ...
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DOSE RATE EFFECTS IN THE DEVELOPING GERM CELLS OF MALE DROSOPHILA
... ENETIC damage was not modified by variations in the dose rate of radiation when mature sperm of Drosophila were treated (MULLER 1940), nor were changes in the rate or in the frac[r] ...
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Radiation dose-rate effects on gene expression for human biodosimetry
... The changes observed in blood gene expression after 24 h in the current study support the development of dosimetry signatures to distinguish between dose-rates of exposure, as well as between doses. We performed ...
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Shutdown Dose Rate Analysis for the long-pulse D-D Operation Phase in KSTAR
... shutdown dose rate, and nuclear heating, are estimated for an assurance of safety during operation, maintenance, and machine ...The dose rates during operation and after shutdown of KSTAR have been ...
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RADIATION DOSE-RATE EFFECTS ON SELECT BIOMARKERS IN A MOUSE TOTAL-BODY IRRADIATION MODEL
... low dose-rate irradiations necessitated this unilateral setup, as using the smaller restraint boxes available for bilateral irradiation would have resulted in undesirable prolonged ...
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The biological effect of 125I seed continuous low dose rate irradiation in CL187 cells
... low dose rate irradi- ation ...low dose rate irradiation, apoptosis and G 2 /M cell cycle arrest increased slightly at 2 Gy, the peak appeared at 5 Gy, and the ratio was also high at 10 Gy ...
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Interstitial high-dose-rate brachytherapy in locally advanced and recurrent vulvar cancer
... (total dose 30 Gy in 3 fractions given once a week with steel needles) and EBRT to re- gional lymph nodes (45 Gy with a 10 Gy boost to a met- astatic lymph node identified by fine needle ...
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Dose rate evaluation of workers on the operation floor in Fukushima-Daiichi Unit 3
... largest dose rate area (“Red” in the map) to the ...largest dose rate area is considered as the part of to which radioactive materials were strongly stuck by radioactive-gas-burst through a ...
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Radiation Therapy for Prostate Cancer: Low Dose-Rate (LDR) Brachytherapy Procedure
... Low Dose-Rate (LDR) Brachytherapy Procedure This booklet will give you information about the prostate low dose-rate brachytherapy implant assessment and ...
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Estimation of Soil Gas Radon Concentration and the Effective Dose Rate by using SSNTDs
... effective dose rate were made for a number of 168 measurements of soil samples in some towns of the Gezira State in the central part of the ...effective dose was calculated to be from ...
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