ionising radiation
Baseline Evaluation of Background Ionising Radiation in Cocoa Plantation in Uyo, AkwaIbom State, Nigeria
... level radiation without health risk when interacted with for a long ...the radiation level resulting from prolong activities in the soil and the addition of fertilizers and other ...having ionising ...
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Assessing the impact of ionising radiation in temperate coastal sand dune ecosystems: measurement and modelling
... transfer of Pu and Am to these organisms were the CRs for mammals. However, the predicted 239+240 Pu and 241 Am activity concentrations for these organisms were in reasonable agreement with measured values; mean ...
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The United Kingdom Childhood Cancer Study of exposure to domestic sources of ionising radiation: 2: gamma radiation
... that ionising radiation from natural sources within households might cause childhood ...external radiation (predo- minantly from terrestrial gamma rays and cosmic ...low-LET radiation, ...
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An overview of measuring and modelling dose and risk from ionising radiation for medical exposures
... Ionising radiation that forms part of the electromagnetic spectrum ...gamma radiation) ionise atoms through the photoelectric absorption and the Compton ...
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Induction and rejoining of DNA double-strand breaks in human cells after exposure to ionising radiation: an experimental and modelling approach
... support radiation-induced clustered breakage ( § ...simulates radiation action, any shuffling of the above mentioned distribu- tion would produce the same final fragmentation ...high radiation doses, ...
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Mortality of populations potentially exposed to ionising radiation, 1953–2010, in the closed city of Ozyorsk, Southern Urals: a descriptive study
... The first Soviet production facility of nuclear weapons, Mayak Production Association (Mayak PA) started oper- ation in the Southern Urals in 1948 [1, 2]. The main plants of Mayak PA consist of several nuclear reactors, ...
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Evaluation of the impact of a brief educational message on clinicians’ awareness of risks of ionising radiation exposure in imaging investigations: a pilot pre post intervention study
... formal radiation safety ...involve ionising radiation and of the level of lifetime cancer risk associated with a chest, abdomen and pelvis CT scan for a 20 year old ...to ionising ...
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Invasive oral cancer stem cells display resistance to ionising radiation
... Figure 3: CSC have an increased rate of DSB clearance after ionising radiation. Cells were treated with 2Gy IR and immuno- stained to investigate the level of DNA damage and repair following treatment. (A) ...
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Original Article Identification of genes associated with apoptosis-sensitive acute lymphoblastic leukemia responsive to ionising radiation by bioinformatics analyses
... Presently, ionising radiation (IR) is an estab- lished DNA-damaging agents in ALL treatment [6]. Weston et al. [7] have reported that some ALL exhibits defective induction of apoptosis following IR. Kruyt ...
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Investigation into the effects of ionising radiation on plasma polymer monoterpene alcohols for applications in organic electronics
... Gamma irradiation at doses as low as 18 kGy have been shown to induce dehydrogenation and variation in the presence of double/triple bonds in plasma polymerised polypyrroles [61], whilst doses below 0.1 kGy produce ...
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Chronic low-dose-rate ionising radiation affects the hippocampal phosphoproteome in the ApoE Alzheimer's mouse model
... CREB (cAMP response element-binding protein) is an essential transcription factor inhibited by ionising radiation [20, 23] and in AD [24]. Calcium signalling, one of the most significantly altered pathways ...
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Application of ionising radiation for the stabilisation of Trichoderma viride cellulases
... The preparation No. 1 was diluted in 0.1M ac- etate buffer, pH 5.0, to the activity of 800, 100, 10, 2 and 1 U/ml. These samples were treated with various doses of ionising radiation and then the cellulase ...
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The United Kingdom Childhood Cancer Study of exposure to domestic sources of ionising radiation: 1: radon gas
... A similar trend is also seen in all the major diagnostic groups analysed in this paper, although it is not always statistically signifi- cant, particularly in the diagnostic categories with smaller case numbers. Such a ...
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Use of Concrete as a Biological Shield from Ionising Radiation
... The use of high density concrete is particularly attractive, if the layout of the nuclear plant imposes restriction on the size of the concrete radiation shield. Some of the most recent research, however, ...
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Thin film diamond devices as photon and ionising radiation detectors
... f radiation (<100 ...its radiation hardness has not yet been fully quantified and has long been considered a promising material for radiation detector applications ...ond radiation ...
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... radionuclides; ionising radiation; toxicity Radioactivity is everywhere around ...nuclear radiation from natural and artificial sources implies a necessity to investigate the related health effects, ...
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Assessment of radiation protection awareness and knowledge about radiological examination doses among Italian radiographers
... Concerning the questionnaire section in which participants were asked to assign the right dose value to natural radia- tion background and daily radiological procedures, 5.0 % and 3.9 % of the participants, respectively, ...
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Mechanisms underlying radiosensitivity : investigations in XPS 5, an X ray sensitive hamster cell line
... over ionising radiation repair mechanisms in that large regions of DNA polymerisation are form ed via th e long-patch excision repair ...nucleus. Ionising radiation results in only short (1-3 ...
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... However, ionising radiation (IR) used for the elimination of malignant tumours induces persistent DNA double-strand breaks (DSBs) leading to the permanent cell growth arrest, apoptosis, necrosis, or mitotic ...
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14 Electromagnetic Waves.pdf
... At the molecular level, exposure of ionisation radiation on human tissues may damage proteins and DNA. At the sub-cellular level, ionising radiation can damage chromosomes which are [r] ...
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