medical effects of ionizing radiation

... anti-neoplastic effects of the combined treatment were mainly due to the effects of ionizing radiation (Figure 5C) Only when using a toxic concentration of ErPC3 (50µM), the combination of drug treatment ... down-regulation of p-Akt may be required for the anti-neoplastic action of small molecule inhibitors of the PI3K/Akt pathway in prostate cancer cells Combined effects of ErPC3 and ionizing radiation ... Results Antineoplastic efficacy of ionizing radiation and ErPC3 in prostate cancer cell lines In a first step, the anti-neoplastic effects of ErPC3 and ionizing radiation alone were analyzed in...

Ngày tải lên: 09/08/2014, 09:20

... of thoracic vertebrae Absence of ribs Fusion of ribs Bifurcation of ribs Shortening of ribs Displasia of sternebrae Missing of sternebrae Hypoplasia of sternebrae Curvature of tibia Absence of ... development of brain, skull and extremities 10 11 12 13 14 15 16 17 18 References Beir, V Health effects of exposure to low levels of ionizing radiation Biological effects of ionizing radiations ... effect of selenium against ionizing radiation- induced malformations in mice Acta Radiol Oncol 1985, 24, 267-271 Committee on the biological effects of radiation The effects on populations of exposure...

Ngày tải lên: 07/08/2014, 14:23

... V Health effects of exposure to low levels of ionizing radiation Biological effects of ionizing radiations Washington, National Academy Press, 1990 Brent, R D The effects of ionizing radiation, ... Fusion of thoracic vertebrae Absence of ribs Fusion of ribs Wavy ribs Hypoplasia of ribs Displasia of sternebrae Missing of sternebrae Hypoplasia of sternebrae Curvature of tibia Absence of metatarsal ... Oncol 1985, 24, 267-271 Committee on the biological effects of radiation The effects on populations of exposure to low levels of ionizing radiation, p 480, National Academy Press, Washington,...

Ngày tải lên: 07/08/2014, 15:20

... IS NON IONIZING • • • • • Infrared – Warming of skin surface, non ionizing Visible – Electron level changes, non ionizing Ultra violet – Ionizing but skin deep effect (Sunburn) X-ray (medical, ... screens) - Ionizing effect (deep) Nuclear (natural / power plants) – Ionizing effect, radiation hazard is deeper and risk of cancer) • Gamma ray (radioactive process) - Ionizing effect (risk of mutation ... RF energy in W / kg of body mass, taken over a volume of gram of tissue • Studies from the following agencies endorse it: – Academic (University of Oklahoma and others) – Professional (FCC, IEEE,...

Ngày tải lên: 05/12/2016, 17:16

... makes the introduction of stroke service a complex intervention The effects take place within a ‘black box’ and it will be difficult to identify the effects of single aspect of the stroke service ... with an annual rate of 1.5% for health effects an 4.0% for costs of care This accounts for the increasing value of health over time Equal discount rates for costs and health effects lead to sub-optimal ... effectiveness is strong [26] The results of other studies ranged from a reduction of a relative risk of dependency for stroke patients of 9% [27], to a 28 week cost reduction of € 567 [11] Two cost-effectiveness...

Ngày tải lên: 25/10/2012, 10:35

... Dissertation on the Medical Properties by A McAllister At a meeting of the Medical Society of the County of Oneida, on the 5th of March, 1830, a communication was received, signed by a number of highly ... peculiar effects End of the Project Gutenberg EBook of A Dissertation on the Medical Properties and Injurious Effects of the Habitual Use of Tobacco, by A McAllister *** END OF THIS PROJECT GUTENBERG ... ***** A DISSERTATION ON THE MEDICAL PROPERTIES AND INJURIOUS EFFECT OF THE HABITUAL USE OF TOBACCO: READ, ACCORDING TO APPOINTMENT, BEFORE THE MEDICAL SOCIETY OF THE COUNTY OF ONEIDA, AT THEIR SEMI-ANNUAL...

Ngày tải lên: 17/02/2014, 22:20

... (1987-1991), Full Professor of Medical Physics at the University of Ferrara, Italy (1991-1998) and since 1998 he has been Full Professor of Medical Physics at the University of Pisa, Italy He is ... University of California, USA in 1981-82 and became Associate Professor of Physics at the University of Pisa, Italy in 1982 He was then Full Professor of Physics at the University of Napoli “Federico ... sub-field of medical imaging, could use this book to acquire an up-to-date description of the state-ofthe-art in other related sub-fields, alas within the scope of ionizing A Del Guerra radiation...

Ngày tải lên: 06/03/2014, 12:20

... Role of JNK in radiation- induced mitochondrial cell death M.-J Kim et al Fig Ionizing radiation induces expression of Fas and activation of caspases in human cervical cancer cells (A) Ionizing radiation- induced ... analysis (B) Effect of inhibition of MAPKs on radiation- induced loss of mitochondrial transmembrane potential HeLa cells were treated with 10 Gy of c -radiation in the presence of the MEK-specific ... expression of dominant-negative forms of JNK1, completely attenu2100 ated radiation- induced transcriptional upregulation of Fas and subsequent association of FADD with caspase-8 (Fig 5B) Moreover, radiation- induced...

Ngày tải lên: 07/03/2014, 05:20

... useful irradiation sensitizer in gastric cancer therapy Guidelines of the NCCN on gastric cancer Figure Quantification of mRNA expression of different genes Analysis of mRNA expression of COX-2, ... regulated expression of the Figure Dose-survival curves of BGC-823 and SGC-7901 cells after different doses of radiation with or without propranolol (50 μmol/L) 24 hr before irradiation Propranolol ... irradiation of BGC-823 (A) and SGC-7901 (B) cells; BGC-823 (C) and SGC-7901 (D) cells with irradiation Compared with the irradiation-only groups, the cells exposed to propranolol before irradiation...

Ngày tải lên: 09/08/2014, 09:20

... the allograft tissue (see above Figure 2) Here, we have examined the effects of the combined treatment modality of ionizing radiation with the VEGFreceptor tyrosine kinase inhibitor PTK787 in ... (100 mg/kg) or hour prior to irradiation Immunohistochemical stainings of tumor sections were performed after tumor excision at day of treatment Detailed descriptions of the experimental procedures ... the level of the tumor microenvironment than on the level of the syngenic tumor cells Interestingly we observed the strongest difference between the two tumor models on the level of radiation...

Ngày tải lên: 09/08/2014, 09:20

... Gaber et al.: Effects of radiation therapy on tissue and serum concentrations of tumour associated trypsin inhibitor and their prognostic significance in rectal cancer patients Radiation Oncology ... al Radiation Oncology 2011, 6:100 http://www.ro-journal.com/content/6/1/100 Page of 10 Figure Prognostic value of TATI concentrations in tumour tissue and serum ROC curves showing estimations of ... further supports the potential utility of TATI as a prognostic biomarker in patients with cancer of the colon and rectum, irrespective of neoadjuvant RT Page of 10 Additional material Additional...

Ngày tải lên: 09/08/2014, 09:21

... bands of incident power and radiation frequency What is often overlooked in any description of the biological effects of microwave radiation is that such radiations have produced beneficial effects ... absorption of energy begins to approach that of the IR radiation The observed effects of radiofrequency radiation on biological systems seem to depend more on a differential rate of energy deposition ... injury to rabbit eyes LASER RADIATION Sources and Uses of Laser Radiation The rate of development and manufacture of devices and systems based on stimulated emission of radiation has been truly...

Ngày tải lên: 10/08/2014, 20:20

... revealed radiation- independent drug effects and enabled assessment of the relationship of this variable to radiationdependent effects Conclusion Measurement of radiation responses over a wide range of ... presence and absence of chemical inhibitors of PARP activity The variable nature and magnitude of the effects of PARP inhibition on clonogenic survival among these cell lines offered a useful setting ... of PJ34 on the linear component of cell killing in growth-arrested T98G cells may reflect a modest radioprotective effect of the drug in this population Conventional analysis of the effects of...

Ngày tải lên: 13/08/2014, 16:21

... quality of life of hospital employees: Case of a medical center in Tai-Chung Taiwan Journal of Public Health 2004; 23(2): 108-120 [11] Lin CC, Wang SC, Kan TC, Temg JW Leisure behavior, quality of ... also created higher levels of occupational stress because of the lack of space, poor soundproofing, and noise from open spaces These results are comparable to those of previous research [6, 8, ... (Table 3) Table Stepwise multiple regression analysis of the effects of personal background and various dimensions of occupational stress on the QOL of Vietnamese care attendants (N = 264) Variables...

Ngày tải lên: 08/08/2015, 19:23

... surface of the crown of the tooth In recent years, however, the availability of more powerful medical imaging machines has brought the diagnostic oral and maxillofacial imaging from the era of 2D ... patient MR imaging has no ionizing radiation and provides visualization of the internal anatomy of soft tissues and hard tissues (Hashemi et al., 2010) Within the limitation of current imaging technologies, ... the soft, living central structure of teeth It consists of blood vessels and nerves (Cate, 1998) 15 2.2 Medical imaging modalities 2.2 Medical imaging modalities This section introduces the medical...

Ngày tải lên: 10/09/2015, 09:32

... SOCKET REACTIONS 18 2.5 EFFECTS OF ALIGNMENT ON TRANSTIBIAL AMPUTEE GAIT 22 2.6 EFFECTS OF ALIGNMENT ON INTERFACE PRESSURE AND STRESSES 26 2.7 EFFECTS OF ALIGNMENT ON PATIENTS’ ... 5-58: EFFECTS OF PROSTHETIC AP GRF DUE TO CORONAL PLANE ANGULATION - SUBJECT 187 FIGURE 5-59: EFFECTS OF PROSTHESIS CORONAL ANGULAR MALALIGNMENT ON AP GRF - SUBJECT 188 FIGURE 5-60: EFFECTS OF ... tendency of the socket to rotate is then resisted by the soft tissue at the stump because of the intimate fit of the stump in the socket The counter forces developed by the compression of the soft...

Ngày tải lên: 05/10/2015, 19:01

... List of figures IV List of tables VI Introduction 1.1 Space radiation 1.2 Effects of ionizing radiation on humans 1.3 Effects of ionizing ... 3.3.3 Effects of irradiation on production of mineralized matrix by OCT-1 cells 77 3.3.4 Effects of osteogenic differentiation medium on radiation effects in OCT-1 cells 79 3.3.5 Effects ... space-relevant radiation In order to increase the knowledge of the effects of space-relevant radiation on osteoblasts, this study was aimed at analyzing the cellular effects of irradiation with...

Ngày tải lên: 19/11/2015, 15:51

Ngày tải lên: 31/08/2012, 16:33

... as a result of the increase of the redox potential and decrease of the sulphides (Saeki, 1993) The change in redox potential more strongly affected the speciation of Zn than that of Cu and Pb ... finding of Wong (1995) and Hofstede (1994) Although the leachable Cu increased with the composting process, the magnitude of leachable Cu in sludge compost without red mud amendment after 50 days of ... them that the quantities of metals extracted by CaCl2, expressed as a percentage of total metal content, were small pH of the sludge compost also affected the solubility of the metal hydroxides...

Ngày tải lên: 23/09/2012, 14:47

... composting of MSW although the increment was diminished by the addition of red mud (Hofstede, 1994) This was due to adsorption of soluble organic matter to red mud Plant availabilitv of heavy metals ... result of the redistribution of metal speciation during composting by humification of the organic matter Chromium speciation in municipal solid 0 day q 20th waste 21 of cornpasting Cr (w/kg) day of ... acidic conditions (Hofstede, 1994) Leachabilitv of heavv metals Over 80% of the total metal content in the artificial MSW was derived from the spiking and therefore the mobility of metals could be...

Ngày tải lên: 23/09/2012, 14:48