the effects of antibiotics on ecological function disturbance and on microbial community shift in aquatic environment

Influence of trace erythromycin and erythromycin h2o on microbial consortia in sequencing batch reactors (SBRs

Ngày tải lên : 10/09/2015, 15:51

... 2.4.1 The effects of antibiotics on ecological function disturbance and on microbial community shift in aquatic environment Antibiotics are frequently detected in sewage in the concentrations of ... produced by the microorganisms in the soil The concentrations of these antibiotics in the soil are dependent on the density of the antibiotic producers in the environment In aquatic environment, the ... function disturbance, resistance selection and microbial community shift in aquatic environment 31 2.4.1 The effects of antibiotics on ecological function disturbance and on microbial community...

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Improvement of Water Quality by Removal of Suspended Solids and High-speed Biological Filtration in Closed Water Body

Ngày tải lên : 05/09/2013, 08:40

... Variation of Transparency Variation of COD concentration Variation of COD concentrations at the outlet of equipment and the outside of experimental area are shown in Figure COD concentration was ... results Variation of SS concentration Variations of SS concentration are shown in Figure SS concentration at the outlet of equipment was compared with SS concentration at the outside of experimental ... [1] Department of Water Environment, Ministry of the Environment, Japan July 2002 Outline of Administration of Water Environment P20 (In Japanese) [2] M Soto-Jiménez, F Páez-Osuna and A C Ruiz-Fernández...

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DMF Decomposition and Nitrogen Removal Performance by a Mesh-Filtration Bioreactor under Acidic Conditions

Ngày tải lên : 05/09/2013, 09:38

... owing to the low C/N ratio of the DMF and the acidic condition of the reaction mixture The effects of pH on nitrification and denitrification rates were examined in batch-type tests For the tests, ... constant of DMF decomposition The DMF decomposition rate was simulated by using the reaction rate constant pH shown in Fig The calculation was conducted under the following conditions: the reaction ... the aeration had stopped because the blower malfunctioned The blower was replaced, and aeration was restarted Since the pH in the reactor decreased again within days, the feeding of synthetic wastewater...

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Concentration and distribution of extractable elements in soil as affected by tillage systems and fertil

Ngày tải lên : 15/03/2014, 23:22

... region Among them, we hypothesize that concentrations of trace elements will increase and stratify in those soils However, as a consequence of the recent introduction of zero tillage and the ... Žconventional and zero-tillage and phosphorus fertilization on concentration and stratiﬁcation of extractable elements in a representative soil of the Rolling Pampa, the most productive area of ... separate means Results and discussion Table shows the stratiﬁcation and changes in concentration of organic matter, macronutrients and other soil components under the in uence of the treatments This...

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Báo cáo khoa học: Thyroid Ca2+/NADPH-dependent H2O2 generation is partially inhibited by propylthiouracil and methimazole ppt

Ngày tải lên : 17/03/2014, 03:20

... Dumont, J.E (1994) Role of the cyclic adenosine 3¢,5¢-monophosphate and the phosphatidylinositol-Ca2+ cascades in mediating the eﬀects of thyrotropin and iodide on hormone synthesis and secretion ... because the concentrations of H2O2 present under the assay conditions of the iodide oxidizing reaction are in the millimolar range and MMI does not seem to interfere with H2O2 at the concentration ... carbimazole, inhibits the production of oxygen radicals by monocytes and reduces the production of H2O2 by the same cells, which may be related to the immunosuppressive action of the drug in vivo and in...

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Báo cáo khóa học: Fidelity of targeting to chloroplasts is not affected by removal of the phosphorylation site from the transit peptide doc

Ngày tải lên : 23/03/2014, 12:20

... Serine 34 changed to alanine Serine 31 and serine 34 changed to alanine None Threonine 34 changed to alanine Serine 32 and threonine 34 changed to alanine None Serine 22 changed to alanine Serine ... 21 and serine 22 changed to alanine None Serine 52 changed to alanine Serine 50 and serine 52 changed to alanine Ó FEBS 2004 for in vitro transcription, in vitro translation and isolation of ... experiments in vivo Accordingly, the constructs encoding the fusion proteins were subcloned into a vector for transcription in vitro, and radiolabelled fusion proteins were made by translation into...

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Family and Community Interventions for Children Affected by AIDS potx

Ngày tải lên : 29/03/2014, 03:20

... children in a community (Grainger, Webb & Elliott 2001) The guiding principles of the Convention are: non-discrimination; best interests of the child; survival and development; and participation The ... Volunteers were originally trained by FACT staff, and ongoing training, supervision, and monitoring were provided by the programme co-ordinator on a monthly basis during meetings in the community Mafuka ... 2003) Within the framework of the United Nations Convention on the Rights of the Child, the recommended approach is the inclusion of orphans in broader programmes that address the needs of all vulnerable...

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Báo cáo khoa học: The enzymatic activity of SR protein kinases 1 and 1a is negatively affected by interaction with scaffold attachment factors B1 and 2 pot

Ngày tải lên : 30/03/2014, 01:20

... domain of the substrate with the catalytic region of the kinase, on the one hand, and of the positive charge of the RS domain with the negatively charged ‘docking groove’ of SRPK1, on the other hand ... conﬁrm the direct interaction of SAFBs with the SRPK1 ⁄ 1a proteins and provide a direct link between the afﬁnity of the SAFB–SRPK1 ⁄ 1a interaction and the extent of the inhibition exerted on ... domain RS domains are known to be protein–protein and protein–RNA interaction surfaces and the phosphorylation of serines affects those interactions as well as interactions between RS domain-containing...

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Báo cáo khoa học: The phosphatidylethanolamine level of yeast mitochondria is affected by the mitochondrial components Oxa1p and Yme1p ppt

Ngày tải lên : 30/03/2014, 04:20

... polypeptide involved in the insertion of mitochondrially encoded proteins into the IMM, but it also mediates the assembly of nuclear-encoded proteins into this submitochondrial fraction [9] The import of ... protein that interacts with the Oxa1p insertion machinery of the IMM [17] Mba1p binds to the large subunit of mitochondrial ribosomes and thereby cooperates with the C-terminal ribosome-binding ... showed a linear increase in the formation of the three aminoglycerophospholipids within the selected timeframe, which enabled us to determine the rate of formation, i.e the incorporation of radiolabel...

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Báo cáo y học: "Assessment of the emotional responses produced by exposure to real food, virtual food and photographs of food in patients affected by eating disorders" ppsx

Ngày tải lên : 08/08/2014, 23:21

... conditions Competing interests The authors declare that they have no competing interests Authors' contributions AG contributed to the conception and design of the study, was involved in drafting ... drafting and editing the manuscript AP participated in acquisition, analysis and interpretation of data and was involved in drafting the manuscript GR participated in drafting and editing the ... found between the baseline and the three experimental conditions in the CTR group (Table 3) Variations in psychological responses depending on the kind of exposure in patients and controls Repeated...

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báo cáo khoa học: ""I washed and fed my mother before going to school": Understanding the psychosocial well-being of children providing chronic care for adults affected by HIV/AIDS in Western Kenya" pdf

Ngày tải lên : 11/08/2014, 14:21

... meanings were often a reflection of the paradoxical expectations of children On one hand the children draw on local understandings of childhood as a time of duty and service, and on the other, ... people in Bondo district With 68.1% of the 261,000 people living in the district living in absolute poverty, Bondo is one of the poorest districts in Kenya [44] Bondo also has one of the highest ... summarise the content of their accounts of their lives in a way that transcends the narrative chronology whilst bringing forward their meanings, using the children's own words [55,56] Findings All...

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Báo cáo y học: " TRIM5α and TRIMCyp form apparent hexamers and their multimeric state is not affected by exposure to restriction-sensitive viruses or by treatment with pharmacological inhibitors" doc

Ngày tải lên : 12/08/2014, 23:22

... expressing GFP, at a dose leading to infection of about 1% of the cells and either in the presence or not in the presence of μM cyclosporine A (Sigma) After hours of infection, cells were lysed in ... proteins that were restriction-competent at the time of infection were indeed engaging incoming HIV-1 [24] However, MG132 did not appreciably modify the multimerization profile of TRIMCyp in the ... formation of covalent disulfide bridges between cysteine residues in some instances [25], we performed a Western blot analysis of TRIM5α and TRIMCyp in reducing and nonreducing conditions In the...

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Báo cáo y học: "Are there any changes in burden and management of communicable diseases in areas affected by Cyclone Nargis" pptx

Ngày tải lên : 13/08/2014, 15:21

... Organization (WHO), the Association of Professionals for Infection Control and Epidemiology Myint et al Conflict and Health 2011, 5:9 http://www.conflictandhealth.com/content/5/1/9 (APIC) and the U.S ... in rural areas in the months of 2008 following the Nargis incident In urban and rural areas combined, the sanitary latrine coverage for the Nargis-affected population during 2008 was 76% in the ... secondary and tertiary hospitals in cyclone-affected and unaffected areas of the country As shown in the table, among the 40 out of 65 hospitals that responded to the survey, about 90% of the...

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The chart below shows the amount of leisure time enjoyed by men and women of different employment status

Ngày tải lên : 04/10/2012, 10:02

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Riverbank filtration: removal of iron, manganese and hardness

Ngày tải lên : 05/09/2013, 08:40

... sedimentation, rapid sand filtration, ozonation, biological activated carbon filtration and disinfection Despite the advanced purification method, a majority of the people in the lower part of the river ... equivalents The reason of decreasing equivalent values after MnO2 slurry addition and adsorption of Mn was the less consuming amounts of KMnO4 in generated MnO2 particle from KMnO4 and Mn reaction and ... Ca, Mg on Mn adsorption by MnO2 slurry Mn adsorption by MnO2 slurry and residual Mn oxidation by KMnO4 In case of oxidation of bankfiltrate containing Mn 4.0 mg/L by KMnO4 and oxidation of residual...

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Comparative decolorizing efficiency of textile dye by mesophilic and thermophilic anaerobic treatments

Ngày tải lên : 05/09/2013, 09:38

... with the reduction of the original peak for untreated dye In addition, the contribution of decolorizing microorganisms was monitored in the experiment by the presence of vancomycin (1g·L-1) and ... antraquinone as its reduced form (Figure 9) The reduction of anthraquinone dye takes place by mechanism of reversible quinone reduction to hydroquinone in a two step, Benzoquinone Semiquinone ... VFAs, gas production, TOC reduction, together with the reduction of dye were investigated The obtained results of decolorization of 100mgL-1 of RB4 and 200mgL-1 of MO used in the experiment were...

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Salts Transport in Alkali Soil Reclamation by Gypsum and Prediction of Na Leaching in Field in China

Ngày tải lên : 05/09/2013, 09:38

... The changes in the concentrations of all the different ions can be discussed At the beginning of the leaching process for both the 0.5 wt% and the 1.0 wt% applications, the Na concentration in ... electrode while insulating the other parts, and measures the electric conductivity of the soil in the center of the column The inner and outer diameters of the stainless steel rods were mm and 16 mm, ... problems On the other hand, in northeastern China, the amount of salt-affected soil is increasing due to increases in the evaporation rate and excessive cultivation In order to solve these air...

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Impact of pH on Anaerobic Substrate Uptake by PAOs and GAOs in an EBPR Activated Sludge Process Analyzed by MAR-FISH

Ngày tải lên : 05/09/2013, 09:38

... Journal of Water and Environment Technology, Vol 7, No 4, 2009 Since the predomination of GAOs instead of PAOs leads to the deterioration of EBPR, it is essential to understand the mechanisms of the ... different pH conditions CONCLUSIONS It was demonstrated that MAR-FISH is an effective and quantitative tool to determine and compare the amount of carbon taken up by the clones of the same bacterial ... shown in Figs 2, and In all cases, acetate uptake and the release of phosphate were observed The pH range narrowed down to around and after the incubation, which originally ranged between and or The...

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Control of Membrane Fouling by Coagulant and Coagulant Aid Addition in Membrane Bioreactor Systems

Ngày tải lên : 05/09/2013, 10:15

... paper investigated the effects of the coagulants and coagulant aid additions in controlling membrane fouling risk in MBR A number of batch experiments and longterm MBR experiments were conducted and ... concentrations The mixing duration (15 minutes) was decided from the results of kinetic batch experiments The pH of all solutions of the batch experiments were controlled to 7.0 using HCl and NaOH ... effect on the biopolymer removal On the other hand, the mixture of Fe(III) and polysilicate worked more effectively on protein and carbohydrate removal The removal amount increased according to the...

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UNIT 9: BY LAND AND BY SEA

Ngày tải lên : 24/10/2013, 00:15

... [intransitive] to travel by asking other people to take you in their car, by standing on the side of a road and holding out your thumb or a sign: giang xe You should never go hitchhiking alone ... uncount] the act of traveling through a place in order to find out about it or look for something in it: hoạt động thăm dò, thám hiểm, khảo sát exploration of: Exploration of the solar system began in ... entertainment /entC’teInmCnt/ noun [count or uncount] performances that people enjoy: giải trí a place of entertainment entertainment business: The boy is making his mark in the entertainment business...

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