126 chapter xii—foreign bodies in the air and food passages

... changes in economic, political and social context in the age of globalization, there are now definitely new and growing linguistic needs and demands around the world in general and in Vietnam in particular ... task, then it is not only confined to the Ministry of Labour or Ministry of Education and Training, it is also concerned with human resource planning in the Ministry of Planning or Ministry of Finance ... what are their education and training levels etc It is largely concerned in determining what training needs there are so that the labour supply can be shaped to meet the demands of the economy...

Ngày tải lên: 06/11/2012, 15:36

... from the highest and the lowest in the land, you understand, people who wrote to me and confided in me to-day as kings and emperors had done in the past In the antechamber there was a chair-bedstead ... days but there were a couple of chairs and a table in the outer office, and a cupboard wherein I kept the frugal repast which served me during the course of a long and laborious day In the inner ... running and rushing along that corridor, and the next minute the door in front of me was opened also, and a young man came out, pen in hand, and shouting just like everybody else: "What the ...

Ngày tải lên: 06/11/2012, 16:14

... the DnaK, DnaJ, GrpE system and the GroEL–GroES pair A comprehensive review of the folding process transcends the aim of this paper and can be found in [9,10] and references therein The folding ... a-helices of the N-terminal 185 residues of the functional domain of the HA2 subunit of the in uenza virus hemagglutinin protein and to detect conformational heterogeneity of the protein within IBs ... controlled by the amino acid sequence and not by the kinetics of folding, since changing the rate of biosynthesis did not result in structural changes in the aggregates This result was interpreted...

Ngày tải lên: 06/03/2014, 00:20

... as a single man HECTOR Oh NICK Goodbye to drinking beer and watching football in bed HECTOR Oh NICK Goodbye to eating curry for breakfast Episode 13 A Wedding in the Air HECTOR Oh NICK And worst ... nothing! It’s all – in a day’s work for – Pierce Steele Episode 13 A Wedding in the Air NICK Hi Bridget … BRIDGET Oh, hi Nick Come and sit down NICK OK What are you reading? BRIDGET Oh, a magazine ... BRIDGET [Composing email] Anyway, I’m going to interview him on Stars at BRIDGET Will you an interview with me for Channel 9? NICK Oh – yeah Episode 13 A Wedding in the Air Sound of knocking on door...

Ngày tải lên: 23/03/2014, 00:20

... hormones and other endogenous compounds, since the rise of animal life What is emerging is the interest by the scientific and lay communities in the presence of these chemicals in the environment, the ... discussed in Chapter 4—“Gadolinium Containing Contrast Agents for MRI: Investigations on the Environmental Fate and Effects.” Another trend reflected in this review, and in the chapters comprising ... regulatory and technical community and has prompted interest in sponsoring research that defines the composition and concentrations of PPCPs in potential sources and their fate and effects following...

Ngày tải lên: 18/06/2014, 16:20

... contraceptives and other endocrine disruptors; due to their endocrine properties they can induce the feminization or masculinization in aquatic organisms.5 In general the short- and long-term ... waters, and raw and treated sewages The authors26 studied the effect of the washing and of the eluting solvent and pH on the extraction step using a single pretreatment (SPE, Oasis HLB) Prior to the ... To determine the matrix effects, the authors checked the performance of the internal standard simatone in the ESI interface during months No significant variability in the peak area during this...

Ngày tải lên: 18/06/2014, 16:20

... to contain antibacterial agents such as triclosan2 in household dust and tetracyclines, sulfamethazine, tylosine, and chloramphenicol in animal confinement buildings.3 The dust from the interior ... comparable to the recoveries obtained using PLE (78 to 79%) and MAE (81 to 82%) On the other hand, the recoveries of 4-nonylphenol and bisphenol A were disappointing and were lower than the recoveries ... molecule and creating specific interaction sites within a polymeric solid The selectivity of the sites depends on the interactions between the template and the monomer used to develop the imprint...

Ngày tải lên: 18/06/2014, 16:20

... approximately 24, 48, and 72 hours The pH value was measured at the beginning and at the end of the test For the study with dimeglumine gadopentetate and gadofosveset trisodium, an incubating apparatus ... dimeglumine gadopentetate, gadoxetic acid disodium, and gadofosveset trisodium were investigated according to the guideline of the OECD 202 and the EC guideline part C.2.23,24 Different guidelines ... prepared for the control The algae were incubated in an incubator shaker under continuous light As a parameter for the growth of the algae population, the cell concentrations of the test and control...

Ngày tải lên: 18/06/2014, 16:20

... Pharmaceuticals in the Environment and in Water Treatment Systems reviews our understanding of the inputs of livestock medicines to the environment and synthesizes the available information on the fate and ... be incorporated into the calculation The model calculated the concentration of the veterinary medicine in animal manure and then uses the nitrogen content of the manure and the maximum spreading ... begin to further synthesize this information in order to provide a general understanding of the fate and transport of medicines in the soil environment and to develop approaches for predicting...

Ngày tải lên: 18/06/2014, 16:20

... showed that clindamycin decreased the intensity of the water absorption band, which was attributed to the replacement of hydrated exchangeable cations in the clay’s interlayer by clindamycin Under ... (50 g/L), intended to eliminate biodegradation, increased these times to 90 h and 500 h, respectively In contrast, aerating the systems in either the presence or absence of NaN3 reduced the 90% ... conditions where the antibiotics’ cationic species predominated In contrast, the spacing remained unchanged at high pH where clindamycin is neutral and TC is predominantly anionic (+ or ) Infrared radiation...

Ngày tải lên: 18/06/2014, 16:20

... leaching of tylosin in our study Finally, Saini et al (2003) found increased survival of an E coli strain when manure in which they were residing was incorporated into the soil Additionally, they ... concentrations were in the second and third leachates The decline in E coli concentration seen in the fourth leachate is likely due to decreasing survival in the soil and washout from the column Enterococcus ... were in the absence of exposure to tylosin or other antibiotics and may be explained by a natural level of resistance in the population Leaching of tylosin-resistant Enterococcus in the MT and...

Ngày tải lên: 18/06/2014, 16:20

... sulfamethazine and sulfamethoxazolethe first being a veterinary drug and the latter used in human therapy Model experiments examining degradation, leaching, and uptake were performed Concentrations in ... Comparing the three soils in the initial phase, it can be seen that the uptake is dependent on the availability of the antimicrobial in the soil which is best in the sandy soil D With the course ... via spiked sea sand at the beginning of the experiment Unfortunately, the high concentrations prevented the grass from growing A reduction in dose and in the number of compounds (initially 10 compounds...

Ngày tải lên: 18/06/2014, 16:20

... glutathione (GSH).24 The G site is a conserved group of amino acids located in the N terminal domain of the polypeptide The C terminal domain contains the binding site for the hydrophobic substrate ... genes, with the tau and phi classes being most abundant Each monomer of the GST dimer is composed of two binding sites The more internal binding site (G site) is responsible for binding glutathione ... perspective of the response of the plants to the antibiotic, the total proteins were subjected to SDS-Polyacrylamide Gel Electrophoresis (SDS-PAGE) Interestingly, a distinct increase in bands at the range...

Ngày tải lên: 18/06/2014, 16:20

... doses of these compounds are finding their way into the surface and groundwaters that ultimately become consumers’ drinking water and that, for now, the levels found in that finished drinking water ... effects in routine unintended exposure This chapter has attempted to consider what does and does not work in remediating the presence of drugs in drinking water There is no question that subtherapeutic ... Chlorine disinfectants, such as free chlorine and chloramines, are widely used in drinking water disinfection in the United States Free aqueous chlorine (HOCl/OCl–) can be formed by dissolving...

Ngày tải lên: 18/06/2014, 16:20

... identified as the main elimination processes for these contaminants in the lake water Loraine and Pettigrove reported the occurrence of pharmaceuticals and personal-care products in raw drinking water ... agglomeration of individual resin beads that yields resin settling against the rapidly rising water in the settler Since the MIEX resin used for benchscale testing was cycled several times through the pilot ... chlorine were initially prepared in deionized (DI) water at 1200 mg/L Chlorine was dosed directly into 1-L bottles containing the source water Chlorine doses were determined based upon the chlorine...

Ngày tải lên: 18/06/2014, 16:20

... Pharmaceuticals in the Environment and in Water Treatment Systems chlorine conditions, confirming that the hydrazone side-chain is the reactive site and the quinoxaline N,N´-dioxide and quinoxaline moieties ... tertiary amine-containing fluoroquinolones in reaction with chlorine The ability of fluoroquinolones to inhibit bacterial DNA replication and repair is believed to be linked to their quinolone moieties,71 ... Pharmaceuticals in the Environment and in Water Treatment Systems O– Reaction and Transformation of Antibacterial Agents with Aqueous Chlorine 267 of the aniline N and the other corresponding to deprotonation...

Ngày tải lên: 18/06/2014, 16:20

... Sauerwein, H., and Meyer, H.H 2000 Characterisation of the affinity of different anabolics and synthetic hormones to the human androgen receptor, human sex hormone binding globulin and to the bovine ... occur in the intestinal mucosal cells, and some of the conjugated and free estrogens are then reabsorbed to the bloodstream and either reenter bile or are transported to the kidney for urinary ... Pharmaceuticals in the Environment and in Water Treatment Systems 13.4 NATURAL ANDROGENS Natural androgens are C-19 steroids that possess androgenic activities (stimulating and maintaining masculine characteristics),...

Ngày tải lên: 18/06/2014, 16:20

... directly beneath the slatted floor of the building housing the swine (Figure 14.2) The swine manure, along with excess food and other solids, falls or is periodically rinsed down into the underfloor ... spiked and then treated with chlorine (or monochloramine) for three sample matrices: (1) the influent to the first cell from the barn (INF); (2) the effluent from the first cell and influent to the ... (1996) also saw a plateauing effect for ampicillin, novobiocin, penicillin, kanamycin, gentamicin, spectinomycin, streptomycin, tylosin, and tetracyclines over a wide range of inhibition (from to...

Ngày tải lên: 18/06/2014, 16:20

... variability in the antibiotic concentrations during the two sampling times in the smaller WWTP (Holland), showing up to 70% difference in concentrations between the grab samples and the composite ... sorption However, Chapters 10, 11, and 12 in this book examine the efficiencies of various disinfection processes in the removal of pharmaceuticals in drinking water 15.3.1 BIODEGRADATION AND BIOTRANSFORMATIONS ... Pharmaceuticals in the Environment and in Water Treatment Systems other pharmaceuticals and personal-care products in full-scale WWTPs with varying SRTs.43 15.5 FINAL REMARKS It is clear from the existing...

Ngày tải lên: 18/06/2014, 16:20

... of EE2/NADH removed by incubating EE2, NADH, and other components in the presence of an AMO-containing enzyme extract; the molar ratio of NADH/ EE2 determined during the incubation was 2.2, which ... acid and diclofenac were not eliminated and were discharged at a level of approximately 95% of their initial concentration; they did find, however, that the elimination in the anoxic region of the ... remain stored in the collection container Still other compounds are highly hydrophobic and sorb strongly to biomass solids and colloidal materials that are also present in the original sample In...

Ngày tải lên: 18/06/2014, 16:20