effects of ionizing radiation on the cellular survival of pre osteoblasts
Effects of space relevant radiation on pre osteoblasts
... The influence of dose and radiation quality on the extent of ionization effects in osteoblasts have to be clarified and determined Furthermore, the cellular mechanism behind the effects of ionizing ... 48 3.1 Effects of ionizing radiation on the cellular survival of pre- osteoblasts 49 3.1.1 Cellular survival of OCT-1 cells after exposure to different radiation qualities ... is a critical cellular target of ionizing radiation The immediate response to DNA damages induced by ionizing radiation is the stimulation of the repair machinery and activation of cell cycle...
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Báo cáo khoa học: " Effect of ultraviolet radiation on the hatchability and survival of eggs and larvae of sheep nematode" doc
... used Five of these were exposed to UV radiation from a lamp source emitting a wavelength of 2.54 mm from a distance of 560 mm from the base of the containers to the radiation source Radiation exposures ... days of incubation, no further hatching of eggs occurred in the irradiated eggs An additional 2% of the eggs in the control batch hatched following a further 1-day incubation As the number of eggs ... ultraviolet radiation on the hatchability and survival of eggs and larvae of sheep nematode 61 Table The survival rate of ultraviolet radiated nematode larvae Time of observation (days) Radiation dose...
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Báo cáo khoa học: "Effects of propranolol in combination with radiation on apoptosis and survival of gastric cancer cells in vitro" ppsx
... Both of cell lines expressed the proteins of the b1- and b2-ARs lower than the irradiation-only group In addition, the pretreatment of isoproterenol had the opposite effect and reduced the downregulation ... inhibition can enhance the effect of radiotherapy on gastric cancer cells in vitro through the downregulation of NFB and modulation of downstream COX-2, EGFR and VEGF gene expression Furthermore, there ... addition, propranolol showed a synergism of growth inhibition in combination with irradiation in SGC-7901 and BGC-823 cells On the contrary, isoproterenol demonstrates anti-irradiation effects, ...
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effects of climate and ocean conditions on the marine survival of irish salmon (salmo salar, l.)
... j) is the covariance of the populations i and j for a given year, and δi δj is the product of the standard deviations of the populations i and j The mean synchrony, or the average value of the ... processes One of the main objectives of this study was to test the validity of this assumption of coherence in decline Testing of the hypothesis of stock regulation at the basin scale The results of ... rates of marine survival for the entire region The range of Marine survival values shown would also suggest the absence of regulation at the scale of the northeast Atlantic These three lines of...
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AN ACTION RESEARCH ON THE EFFECTS OF PRE WRITING ACTIVITIES ON THE GRADE – 11 NON – MAJOR ENGLISH STUDENTS’ MOTIVATION IN WRIT
... and Conclusion Part 1: Introduction presents the rationale, the research questions, the method of study, the research procedure, the scope of the study, the significance of the study and the design ... of questionnaires, one on the teachers and the others on the students in pre – improvement stage and post – improvement one The questions are of the three – kinds: close – ended questions, open ... used in many parts of the world In the tendency of integration of the global economy, English is one of the effective communicative tools for everybody The role of English is considered to be very...
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Báo cáo khoa học: "Influences of DTC and zinc supplementation on the cellular response restoration in restrained mice" docx
... of DTC on the two lymphatic organs of zinc ions and DTC not only counteracted the suppressive action of stress on the proliferative response to PHA, but also enhanced the stimulating action of ... change the effect of stress on the proliferative response of thymocytes stimulated in vitro with Con A, but totally prevents the suppressive effect of stress on the proliferative response of thymic ... zinc ions did not change the suppressive effect of restraint stress on the percentage of CD19+ splenocytes The combination of zinc ions with DTC totally counteracted the suppressive action of restraint...
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A study on the effects of pre-listening activities on the listening performance of non-major 10th grade students at Nguyen Gia Thieu High school, Hanoi
... flexibly The findings are generally consistent with the results of the small number of previous studies in this area but there is certainly scope for further investigation Table of contents Thank ... situation of teaching and learning prelistening stage at Nguyen Gia Thieu high school, the students’ preferences for pre- listening activities and the teachers’ and the students’ comments on the pre- listening ... VIETNAM NATIONAL UNIVERSITY, HANOI UNIVERSITY OF LANGUAGES AND INTERNATIONAL STUDIES FACULTY OF POST-GRADUATE STUDIES NGUYỄN DIỆU HUYỀN A STUDY ON THE EFFECTS OF PRE - LISTENING ACTIVITIES ON THE LISTENING...
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A STUDY ON THE EFFECTS OF PRE-LISTENING ACTIVITIES ON LISTENING COMPREHENSION TASKS IN THE TRAINING PROGRAM TO NON-ENGLISH MAJOR STUDENTS OF GRADE 10 AT BAC NINH GIFTED HIGH SCHOOL
... lessons for the sake of the students 37 PART C: CONCLUSION The final part presents a brief summary, limitations of the study, and suggestions for further study I Conclusion In conclusion, the ... suitable to the content of the listening text (24) The largest number of them (32) considers these activities not varied Maybe the pre- tasks designed in the lessons are often the same types They are ... RECOMMENDATIONS This chapter presents the analysis and the discussion of the data collected from the questionnaires, the interviews and the class observation Then the answers to the four research questions...
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Investigations on the cellular and neuroprotective functions of nogo AReticulon 4a
... enhanced by Nogo-A expression The same effects are also observed by Nogo-B expression On the other hand, while Nogo-C and RTN3 confer some degree of protection against serum deprivation, staurosporine ... role as a component of the neuron’s injury response and survival preservation mechanism x List of Publications Teng F.Y and Tang B.L (2010) Rtn3 and Nogo/Rtn4 isoforms expression protects SH-SY5Y ... nerve explants on either side, were able to grow out of the former but not the latter This observation convincingly demonstrated the non-permissive substrate conditions that pervade the CNS This...
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Effect of radiation on the sensori neural auditory system and the clinical implications 1
... facilitation of funding Prof Peter Alberti, Dr Ruan Runsheng, A/Prof Mary Veronique Clement and A/Prof Bay Boon Huat for their constructive advice Prof Yeoh Kian Hian and Prof Tay Boon Keng for their ... Radiotherapy technique 4.3.4 Radiation dose measurements 4.4 Results 4.4.1 Audiological effects of radiation 4.4.2 Radiation doses to the cochlea and the cochlear nerve 4.5 Comments To study the ... oxygen species 2.5 Radiation- induced apoptosis 2.5.1 Radiobiology vi 2.5.2 Radiation- induced cell death 2.5.3 Cellular targets of radiation 2.6 Intervention strategies based on cellular and molecular...
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Effect of radiation on the sensori neural auditory system and the clinical implications 2
... single doses of photon radiation less than 20 Gy As the effects of radiation on nervous tissues could be related to dose, Bohne et al (1985) studied the effects of ionising radiation on the ear by ... study the effect of excessively high doses of radiation on the inner ear in humans, documentation of the audiometric data was so poor that it was impossible to draw conclusions on the relationship ... numbers of patients Prospective studies on the long-term effects beyond year after irradiation, have not been done 2.3 Combined effects of radiation and CDDP on SNHL 2.3.1 Combined chemo-radiotherapy...
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INFLUENCE OF LASER RADIATION ON THE ABSORPTION OF a WEAK ELECTROMAGNETIC WAVE BY CONFINED ELECTRONS IN DOPED SUPERLATTICES
... II THE ABSORPTION COEFFICIENT OF A WEAK EMW IN THE PRESENCE OF LASER RADIATION FIELD IN A DSL II.1 The electron distribution function in a doped superlattice It is well known that the motion of ... vector of the electron (phonon), a+ n,p⊥ and an,p⊥ (bq and bq ) are the creation and the annihilation operators of electron (phonon), respectively q = (q⊥ , qz ), A(t) is the vector potential of ... INFLUENCE OF LASER RADIATION ON THE ABSORPTION Fig The dependence of α on T (Ω1 = × 1013 Hz, Ω2 = 1013 Hz) Fig The dependence of α on Ω2 (T = 90K, Ω2 = × 1013 Hz) 129 Fig The dependence of α on Ω1...
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Báo cáo khoa học: Effects of the antioxidant PycnogenolÒ on cellular redox systems in U1285 human lung carcinoma cells docx
... cancer therapy [24–26] The aim of this study was to investigate the antioxidant effects of PycnogenolÒ on redox enzymes, with emphasis on the regulation of TrxR Results Effects of PycnogenolÒ on cellular ... here that regulation of TrxR appears to be primarily dependent on the redox state of the cell, rather than the selenium content This is demonstrated by the effect of addition of PycnogenolÒ after ... determine the effects of PycnogenolÒ on pure TrxR1, 10 nm recombinant rat TrxR1 was used instead of the homogenate, with the addition of only lm E coli Trx1 GR enzyme activity assay Determination of the...
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Báo cáo khoa học nông nghiệp " Effects of Stocking Biomass on Growth, Survival and Production of the Two Sizes of Clam Meretrix lyrata Cultured in the Intertidal Areas And Notes on Hatchery Production of Clam Spat " pot
... reducing the pressure of declining wild population of clams That is one of the important contributions of the project towards Better Aquaculture Practices Effects of stocking biomass on growth, survival ... variation need a further research Economic evaluation The estimation of the economic benefit of clam cultured in the intertidal areas is showed in the table The net profit calculated base on the ... evaluate the effect of stocking biomass of the two sizes of M lyrata on growth performance and survival to enhance the production and profit of cultivation The other parameters within the culture...
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Báo cáo nghiên cứu khoa học " CLAM CULTURE DEVELOPMENT IN THE INTERTIDAL AREA: EFFECTS OF STOCKING BIOMASS ON GROWTH, SURVIVAL AND PRODUCTION OF THE TWO SIZES CLAM Meretrix lyrata " docx
... production The objective of this research was to evaluate the effect of stocking biomass of the two sizes of M lyrata on growth performance and survival to enhance the production and profit of cultivation ... evaluation The estimation of the economic benefit of clam cultured in the intertidal areas is showed in table The net profit is calculated based on the output cost and input cost and price of the ... On the other hand, the results present in the fig and fig also indicated that the clam survival was not only affected by stocking biomass but also by the stocking density The environmental condition...
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Báo cáo khoa học: "Influence of gestational age at exposure on the prenatal effects of gamma-radiation" pps
... 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, microwaves, ... 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 to low levels of ionizing ... Observations on the 18th day of mouse fetuses exposed to Gy gamma -radiation on different gestation days Observations No of mother No of implants No of embryonic death No of fetal death No of resorption...
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Báo cáo khoa học: " Dose-Incidence Relationships on the Prenatal Effects of Gamma-Radiation in Mice" pdf
... 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, microwaves, ... ionizing radiationinduced malformations in mice Acta Radiol Oncol 1985, 24, 267-271 Committee on the biological effects of radiation The effects on populations of exposure to low levels of ionizing ... effects of ionizing radiation pp 263-366, United Nations, New York, 1986 UNSCEAR Sources and effects of ionizing radiation United Nation, New York, 1977 Wilson, J G Embryological considerations...
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Báo cáo khoa học: "Radioprotective effects of fucoidan on bone marrow cells: improvement of the cell survival and immunoreactivity" doc
... treatment increases the expression of surface markers in BMCs BMCs are one of the main immune cell reservoirs in hosts To determine the recovery effects of fucoidan on the immune function of irradiated ... also, there is another possibility that fucoidan may induce the cell death of some specific cell types whereas it enhances the survival of other cell types of BMCs The effects of fucoidan on specific ... demonstrate that fucoidan increases BMC viability following irradiation These effects may be the result of apoptotic inhibition in irradiated BMCs Fucoidan treatment alters the expression of...
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