metal on metal bearings in hip surgery the london implant retrieval centre experience
Báo cáo y học: " The effect of maternal common mental disorders on infant undernutrition in Butajira, Ethiopia: The P-MaMiE study" pot
... antenatal only, incident postnatal and chronic CMD on infant undernutrition at the age of six and twelve months in the P-MaMiE study Model Timing for main exposure Six month time point One year ... performed by the supervisors, CH and GM Ethical considerations Prior to the first interview the women were informed about the objective of the study Written, informed consent was obtained in keeping with ... CMD on infant undernutrition at the age of six and twelve months in the P-MaMiE study Model Timing for main exposure Six month time point One year time point Underweight OR(95% CI) Stunting OR(95%...
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a study on politeness strategies in requests by the characters in the novel twilight by stephenie meyer = nghiên cứu chiến lược lịch sự trong lời thỉnh cầu của các nhân vật trong tiểu thuyết chạng vạng
... The use of internal modificationsin “Twilight” IV Table 4: The use of external modifications in “Twilight” 31 Table 5: The 32 use of direct, conventionally indirect, and non- conventionally indirect ... could at the same time constitute three kinds of acts A locutionary act (or locution) “includes the utterance of certain noises, the utterance of certain words in a certain construction and the utterance ... modification are appropriate when communicating This probably depends on the settings where the conversations occur and the social dimension variations related to the relationship between interlocutors,...
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A study on politeness strategies in requests by the characters in the novel “Twilight” by Stephenie Meyer
... uncover how the characters in “Twilight” manage their requests politely on their choice of strategies and modifications Part C, “Conclusion”, presents the conclusion of the study, implications, and ... “Twilight”, the illocutionary force and propositional content of a request can be realized through syntax and the choice of words within context The relationships among the characters also contribute ... category, and 251 (36.7%) belong to the Conventionally Indirect category The least preferred request strategies in “Twilight” were Non-conventionally Indirect(NCI) ones with the frequency of 16% (109...
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The effects of clay a m e n d m e n t and composting on metal speciation in digested sludge liang qiao
... tested metals Based on the redox potential for the redox reaction with other metal ions, the Zn 2+ can be expected to stay in ionic form in solution Since the total concentration of Zn was high in ... represents one standard deviation) Metal speciation of digested sludge 953 Table I The effect of factoring in the dilution by red mud addition on total metal content in sludge compost and the metal content ... speciation in the sludge mixture was governed by readsorption during extractions During the sludge composting process the organic matter in the sludge is humified causing variation in metal speciation...
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Effect of urban emissions on the horizontal distribution of metal concentration in sediments in the vicinity of Asian large cities
... water on the distribution of metals is discussed The obtained metal concentrations in the sediments in the Philippines were compared with those in other Asian countries using the same method and instruments ... based on a large number of samples taken in Korea In the case of Tokyo and in the Philippines, urban runoff from roads on rainy days contributes to the increase in metal concentration in the sediments ... Discussion Most gasoline were unleaded in 1980 in Japan, in 2001 in the Philippines and in 2001 in Vietnam The core sample analysis of the sediment in Tokyo Bay shows the peak concentration for the...
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báo cáo hóa học:" A comparison of Leg Length and Femoral Offset discrepancies in Hip Resurfacing, Large Head Metal-on-Metal and Conventional Total Hip Replacement: a case series" pot
... head THR They concluded that hip resurfacing was superior because the anatomy of the hip is less distorted during the surgery and the large metal head provides hip stability Overall, the study ... advantage of hip resurfacing was likely related to the larger femoral head This theory has not been supported by our findings The limitations of this study include the stringent inclusion/exclusion criteria ... dissatisfaction in hip replacement surgery and has profound implications on patient quality of life The aim of this study is to compare biomechanical hip reconstruction in hip resurfacing, large-diameter...
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Báo cáo khoa học: Modulation of nitric oxide-mediated metal release from metallothionein by the redox state of glutathione in vitro doc
... tighter binding of cadmium than zinc in metallothioneins and the preference of zinc in the more flexible b-domain In addition to the already described differences in flexibility of the b-domain in MT ... protection by glutathione could be attributed to its faster reaction with NO or the reported binding of GSH in the b-domain of metallothionein [52,53] and thus the blocking of certain nitrosation ... The extinction in the UV trace is given in mAU only well-resolved peaks were integrated and their signal intensities normalized to the intensity in the absence of NO (I0) Representative NO-concentration...
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Comparision metal analysis in sediments using EDXRF and ICP OES with the HCl and tessie extraction metho
... deviations At first sight, in Figs and 3, it may be observed that, for a determined metal, the concentrations in the different months are grouped in the same fraction; for instance, Mn and Fe in the ... several metals Most of them contributed to this discrimination, with emphasis on Fe, Co, Ni, and Zn In general terms, the mobility of metallic ions in the sediments is conditioned by the seasonal ... group That may be explained by inspection of the concentration values in Table In that month, a meaningful decrease in the concentrations of all potentially available metals was verified Barreto...
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Effect of sludge processing mode, soil texture and soil ph on metal mobility in undisturbed soil columns
... declines resulting from the heavy loadings of Cycles and The decline continued through Cycle The depression in pH was again attributed to N and S oxidation The pH levels of 4.5±4.8 as of the ... concentrations in Hudson soil columns, particularly in the pH columns P concentrations (Fig 9) declined over the course of operation The greatest concentrations observed during the heavy loadings were ... still in the ®eld Concentrations stabilized in all controls during Cycles and Slight increases in percolate Na were observed from ash additions for both Hudson and Arkport soils Concentrations in...
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Báo cáo khoa học: Metal exchange in metallothioneins – a novel structurally significant Cd5 species in the alpha domain of human metallothionein 1a ppt
... sequestering the ‘free’ ion upon cellular exposure Extraction of the Cd2+ ion from the affected protein results in liberation of the essential Zn2+ ion from the metallothionein pool; thus the metallothionein ... initiation site for the exchange reaction due to exposure of one edge of the metal- thiolate cluster to the surrounding environment [7–9] Upon incorporation of the incoming Cd2+ ion into the metal- thiolate ... the fifth Cd2+ ion attaching as an adduct to the surface of the domain The detection of only two correlations also confirms that the coordination sphere of the fifth Cd2+ ion includes two cysteine...
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Assessing the hazard of metals and inorganic metal substances in aquatic and terrestrial systems
... waterborne metal concentration These tissue concentrations then serve as the exposure concentrations for upper trophic level predators Within the UWM framework, if the predicted tissue concentration in ... calculate the concentrations of the aqueous metal species, derive the removal fluxes in Equation 3.1 and, given Fweath, thereby obtain the critical load, Fin,tox The smaller Fin,tox, the more toxic the ... categorization of metals based on toxicity should rely on integration of toxicity and solubility data, based ideally on free metal ion concentrations, or less ideally, on dissolved metal concentrations...
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Báo cáo khoa học: Structure and topology of the transmembrane domain 4 of the divalent metal transporter in membrane-mimetic environments docx
... located inside the micelles This is unexpected considering the high energetic cost of partitioning the peptide bonds into the hydrocarbon core [53] The Ha-HN resonances of the C-terminal residues ... interior, thus making either metal ions or solvent molecules inaccessible In conclusion, we have determined the solution structures of a synthetic peptide, corresponding to the TM4 of DMT1 in membrane-mimetic ... detected in any of the 16 conformers, while the H-bonds between Asp14 and Phe18 were missing in the majority of the 16 conformers, indicating that the structures may be distorted in this region Similarly,...
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Assessing the Hazard of Metals and Inorganic Metal Substances in Aquatic and Terrestrial Systems - Chapter 1 ppsx
... used only for identification and explanation without intent to infringe Library of Congress Cataloging -in- Publication Data Adams, William J., 1946Assessing the hazard of metals and inorganic metal ... Robertson (SCM) Environment Agency Wallingford, United Kingdom Kevin Brix EcoTox Newport, Oregon Keith G Sappington U.S Environmental Protection Agency Washington, D.C Nicolas Bury King’s College London, ... data and information, but the author and the publisher cannot assume responsibility for the validity of all materials or for the consequences of their use Information contained herein does not...
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Assessing the Hazard of Metals and Inorganic Metal Substances in Aquatic and Terrestrial Systems - Chapter 4 pptx
... rate is obtained by multiplying the uptake rate constant by the metal water concentration and the elimination rate by multiplying the body metal concentration by the elimination rate constant Under ... steady-state conditions, uptake and elimination will balance, and the internal body concentration will remain constant The uptake and elimination rate constants for metals are conditional constants ... containing excess [AR] is the pool within the metabolically available pool ([A]) that contains metal, fulfilling essential functions [AE] is the pool within the [A] pools that contains excess metal...
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Assessing the Hazard of Metals and Inorganic Metal Substances in Aquatic and Terrestrial Systems - Chapter 5 ppsx
... responses underlying acclimation include changes in uptake and depuration rates (McGeer et al 2003), increased production of metallothioneins (Benson and Birge 1985), conversion of metals into inert ... from their initial forms into free metal ions at the same level (and rate) as the corresponding soluble metal salts, which leads to inaccuracies as most metal- containing substances are sparingly ... metal ion concentration in column are thus given for information purposes only 5.7 CONCLUSIONS AND RECOMMENDATIONS Based on the basic principles associated with toxicity testing and data interpretation...
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Assessing the Hazard of Metals and Inorganic Metal Substances in Aquatic and Terrestrial Systems - Chapter 6 (end) docx
... is the ratio of the metal concentration in soil to that in soil solution (L kg–1dw) Continuing aerial and other emissions of metals to soils increase soil metal concentrations, such that the ... relationship between the free metal ion in solution and that in the crop (Hough et al 2005) Second, metal uptake increases with increasing concentrations of metal complexes at constant free metal ... First, the uptake of a free metal ion is affected by the concentrations of competing ions, that is, H+, Ca2+, Mg2+ and varying concentrations of these ions in solution of different soils obscure the...
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Báo cáo y học: "Clinical review: Practical recommendations on the management of perioperative heart failure in cardiac surgery" pdf
... dysfunction after cardiac surgery Group recommendations • In case of myocardial dysfunction, consider the following three options either alone or combined: • Among catecholamines, consider low-to-moderate ... third-generation rotary pumps the spinning rotor floats by means of either a magnetic field or hydrodynamic levitation, never touching the pump housing, thereby eliminating mechanical wear The second and ... identification and initiation of therapeutic interventions in patients with myocardial viability, such as coronary revascularization, cardiac resynchronization, and medical therapy Due to therapeutic...
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investigation the heavy metal contents in surface water and sediment collected in thadluang marsh
... stripping current arising from the oxidation of metal was connected with the concentration the metal in the sample The concentration of zinc heavy metal found in tap water sample was determined ... metals, such as iron and manganese There is also a condition called the zinc shakes or "zinc chills" that can be induced by the inhalation of freshly formed zinc oxide formed during the welding ... of the average annual flow of the whole Mekong Basin The monthly distribution of the flow of the rivers in Lao PDR closely follows the pattern of rainfall: about 80% during the rainy season (May-October)...
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Spatial Variation of Metal Concentrations in Watercourses of an Urban River Basin in Southeastern Brazil
... 0.05) The groups originated from the CA were then plotted in the basin map according to incremental areas of influence of the monitoring stations Delineation of the areas of influence of monitoring ... course, the influence being less intense in the low stream basin Thus, Group stations most probably represent the sites corresponding to the natural background concentration of metals in the Velhas ... better in the region encompassed by Group Groups 2, 3, and showed the highest UPL95 values in the basin Interpretation of results considering the influence areas of the monitoring stations showed...
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AN INVESTIGATION ON VOCABULARY TEACHING IN THE ADVANCED LEVEL TEXTBOOK PROGRAM FOR ENGLISH SPECIALIZED STUDENTS GRADE 11TH IN CHU VAN AN HIGH SCHOOL
... mental information, the more likely it is that one will retain that information” (p.122) Current thinking seems to point toward a combination of incidental and intentional learning Time constraints ... determination strategies involves analyzing the unknown word, its constituent elements or the surrounding context to determine the meaning Identifying the part of speech will offer some information; ... of the significant changes in study habits occurred in concert with the intentions of the teaching staff, others were more surprising The fall in the perceived usefulness of using new words in...
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