xylan— the second most abundant plant cell wall component and natural polymer
Occurrence of Polyhydroxyalkanoate as Temporal Carbon Storage Material in Activated Sludge during The Removal of Organic Pollutants
Ngày tải lên :
05/09/2013, 09:38
... process In the step-feeding one, influent was fed at the same flow rates into the four reaction tanks And, CD and MUCT processes were composed of anaerobic, anoxic and aerobic tanks The details ... internal diameter and 0.4µm film thickness) The temperatures of the detector and the injector were set at 250°C and 180°C, respectively Column temperature was kept at 60°C for minutes, then increased ... paper, the seven reactors shown in Table are referred to as MO, STEP-AO, A2N, CD, MUCT, SBR-1 and SBR-2, respectively These activated sludge reactors were operated in the laboratory, and their...
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Occurrence of Tetracycline-Resistant and Tetracycline- Degrading Bacteria in Wastewater Treatment Plant Effluent and Environmental Water Systems
Ngày tải lên :
05/09/2013, 10:15
... under a microscope, and the size and shape of microbial cells were studied to determine whether the colonies were bacterial or fungal RESULTS AND DISCUSSION The changes in the tetracycline concentration ... heterotrophic bacteria in the Unoke River and the wastewater treatment plant effluent water samples was 375 CFU/mL and 885 CFU/mL, respectively The density of the wastewater treatment plant effluent sample ... was carried into the agar medium and affected the number of bacterial colony on the plate The relationship between bacterial density and tetracycline degradation is shown in Fig There was no correlation...
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Tài liệu WATER POLLUTION BY INSECTICIDES IN AN AGRICULTURAL RIVER .BASIN. I. OCCURRENCE OF INSECTICIDES IN RIVER AND TREATED MUNICIPAL WATER pdf
Ngày tải lên :
18/02/2014, 04:20
... the Agricultural Stabilization and Conservation Agents and Agricultural Agents of Cullman, Lawrence, and Morgan countics; and the U.S Forest Service Messrs Coy Stephenson and L J Sandlin of the ... 0.2) * The 95% confidence limit on the estimate is given in parentheses t The ratio of gamma isomer to other isomers differs Therefore, depending on the among manufacturers brands used by the farmers, ... trays containing the sample and then extracted with chloroform for 24 hr in a Soxhlet apparatus The chloroform was then cvaporated, the rcsiduc taken up in acetonitrile, and the insecticides...
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Tài liệu Báo cáo khoa học: The occurrence of hemocyanin in Hexapoda docx
Ngày tải lên :
18/02/2014, 08:20
... suggesting export from the cell by other means [14] Whether this also applies to HmeHc1 and HmeHc2 must remain uncertain There is obviously no correlation between loss of signal peptides and proteins phylogeny ... (CacHc1), H membranacea (HmeHc1 and HmeHc2), Cr secundus (CseHc1 and CseHc2), B dubia (BduHc1 and BduHc2) and P americana (PamHc1 and PamHc2) were compared with the previously identified insect ... (TdoHc1 and TdoHc2) and P marginata (PmaHc1 and PmaHc2) The copper-binding histidines are shaded in black; other strictly conserved residues are shaded in gray Putative signal peptides and potential...
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Tài liệu Báo cáo khoa học: The molecular surface of proteolytic enzymes has an important role in stability of the enzymatic activity in extraordinary environments pptx
Ngày tải lên :
21/02/2014, 03:20
... SDS and LAS bind to the surface regions of protein, and the surface regions would be unfolded and removed from the core structure of the enzyme slowly Then the scissile bonds concealed by the ... temperature indicates the stability of the structure of the protein The difference of the increments between the inactive temperature and the Tm should indicate that the mutations improved the stability ... acid residues Fig Thermostability of the enzyme structure The denaturing temperatures of the enzymes (3.3 nmol) were measured by DSC The arrowheads indicate the midpoints of the thermally induced...
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Tài liệu Báo cáo Y học: Evolution of the enzymes of the citric acid cycle and the glyoxylate cycle of higher plants pdf
Ngày tải lên :
22/02/2014, 04:20
... branch in the trees, and furthermore it will lead to the mutation of conserved motifs otherwise common to the sequence family to which the gene belonged at the time of endosymbiosis The dissolution ... obtain an overview of the patterns of similarity for the enzymes of these pathways in plants and the relationships of their differentially compartmentalized isoenzymes Condensing the information from ... localized in the cytosol [32,33] Here we investigate the evolution of the enzymes of the pyruvate dehydrogenase (PDH) complex, the tricarboxylic acid cycle, and the glyoxylate cycle by examining the individual...
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Tài liệu Báo cáo Y học: Interallelic recombination is probably responsible for the occurrence of a new as1-casein variant found in the goat species potx
Ngày tải lên :
22/02/2014, 04:20
... F, while components e and d seem to be in common with the A variant Therefore, band b represents the only component specific to the M variant The intensities of the bands in the MF pattern indicate ... positioned 5¢ and 3¢ from the target exon, respectively Given the small size of introns and 10, primers C45U/C45L and C1011U/C1011L were designed to amplify together exons and and exons 10 and 11, ... contrast, one can wonder whether the donor allele of the 5¢ part is the F allele or another allele belonging to the same B allelic lineage (excluding B1 and C), as they share the same simplified haplotype...
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Báo cáo khoa học: The occurrence of riboflavin kinase and FAD synthetase ensures FAD synthesis in tobacco mitochondria and maintenance of cellular redox status docx
Ngày tải lên :
16/03/2014, 04:20
... oxide and cytosolic ascorbate peroxidase at the crossroad between defence and cell death Plant J 48, 784795 Ishikawa T & Shigeoka S (2008) Recent advances in ascorbate biosynthesis and the physiological ... mitochondria (mt) and plastids (0.050.1 mg) the amount of SDHFp, detected with a-FAD, and the FUM, PGI and ADH activities were measured, as reported in Experimental procedures The values of the enzymatic ... mammals and yeasts [2932] Moreover, the data here reported imply the existence of intramitochondrial enzymes that allow for FMN and FAD synthesis starting from exogenous Rf and endogenous ATP RK and...
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Low Occurrence of Tuberculosis Drug Resistance among Pulmonary Tuberculosis Patients froman Urban Setting, with a Long-Running DOTS Programin Zambia docx
Ngày tải lên :
22/03/2014, 18:20
... Ndola, and for the first time systematically investigated and documented absence of resistance to second- line drugs (OFL and KAN) These levels of resistance to any of the first-line drugs are at the ... microscopy results and treatment outcome at the end of treatment The study registers were checked against the clinic TB registers at the end of the study period to complete any missing data and for verification ... investigation Acknowledgments The authors thank the technical staff at the Chest Diseases Laboratory, Zambia for their excellent work The authors would also like to acknowledge the contributions made...
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Báo cáo khoa học: MAP2 prevents protein aggregation and facilitates reactivation of unfolded enzymes ppt
Ngày tải lên :
23/03/2014, 12:20
... associated proteins tau and MAP2/MAP2c bind tubulin through their C-terminus, promote microtubule polymerization and stabilize microtubules On the other hand, the precise role of the N-terminal domain ... at their C-terminal region, which constitutes the tubulin-binding domain Each of these repeats has more homology to the corresponding repeats of the other two than to the other repeats in the ... subcloned into the NdeI site of the pET-3c vector and introduced into BL21 (DE3) cells For a more detailed method, see Panda et al [26] The purified tau protein was concentrated and the concentration...
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Báo cáo khoa học: b3-Adrenoceptor knockout in C57BL/6J mice depresses the occurrence of brown adipocytes in white fat pptx
Ngày tải lên :
23/03/2014, 20:22
... before the beginning of each experiment They were then divided into three groups, one maintained at 24 °C and the other two exposed to cold (6 °C) for either two or 10 days The fat pads along the ... was tested This receptor is the second most abundant b subtype in WAT [29] The b1-adrenoceptor mRNA was not significantly affected by the b3KO in either the BAT or the WAT of C57 (100 ± 15 vs ... of C57BL/6J mice at 24 °C and after cold exposure We therefore measured (a) the density of multilocular cells in WAT, and (b) the levels of UCP1 mRNA and protein in WAT and BAT, as compared to...
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Báo cáo Y học: Implications of the simultaneous occurrence of hepatic glycolysis from glucose and gluconeogenesis from glycerol pdf
Ngày tải lên :
24/03/2014, 03:21
... concentrations fell The extent of these changes and the rate of glycerol uptake and glucose synthesis were dependent on the initial concentration of added substrate and were maximal by mM (Table ... inulin and 10 mU inulinase either alone (j) or together with an infusion of glycerol at 0.138 0.006 lmolámin)1 (d) for periods up to 60 The ®gure shows the change in the amount of glucose in the ... found intracellularly The enzymes all have high activity in liver and are thought to keep the mass± action ratio of their substrates close to equilibrium [3] .The conventional view is that the substrate...
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Báo cáo Y học: Changes in ultrastructure and the occurrence of permeability transition in mitochondria during rat liver regeneration ppt
Ngày tải lên :
24/03/2014, 04:21
... observed when the mitochondrial preparation was performed either in the presence or in the absence of ruthenium red and EDTA in isolation buffer Matrix proteins release assay For the assay of the in ... succinate and phosphate Mitochondria were suspended in the swelling medium and the absorbance of the mitochondrial suspension as a function of time was monitored either in the absence or in the presence ... phase reconstitutes the original mass of the liver [1,2] The residual hepatocytes re-enter the cell cycle while the normal homeostatic mechanisms that couple cell cycle re-entry to cell death are...
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Báo cáo khóa học: Cloning and expression of murine enzymes involved in the salvage pathway of GDP-L-fucose ppt
Ngày tải lên :
30/03/2014, 13:20
... levels of L-fucokinase and pyrophosphorylase The primer and probe sequences and their positions in the mRNA sequence, for GDP-L-fucose pyrophosphorylase and the short and long splice variants ... fucokinase cDNA at the 3¢ splice region The first and third methionines in the murine sequence, in the upstream end of the CDS, are also found in the human sequence (e.g BC032542) while the second one ... only the de novo pathway alone, but also the salvage pathway could have an essential role in the synthesis of GDP-L-fucose in the cytosol The importance and the regulatory mechanisms of the enzymes...
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Báo cáo khoa học: "Utilizing Co-Occurrence of Answers in Question Answering" pdf
Ngày tải lên :
31/03/2014, 01:20
... some of the questions in the series are mapped to the attributes of the topic and thus grouped together according to the attribute clusters Then questions in the same group are processed together ... from the highest scored answer and put it in the final answer list Then we added the answers one by one to the final answer list The added answer has the highest PMI with the answers in the final ... 2005; Katz and Lin 2003) The syntactic dependency relations of a candidate sentence are matched against the syntactic dependency relations in the question in order to decide if the candidate sentence...
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báo cáo hóa học: " Occurrence of post traumatic stress symptoms and their relationship to professional quality of life (ProQoL) in nursing staff at a forensic psychiatric security unit: a cross-sectional study" potx
Ngày tải lên :
18/06/2014, 18:20
... replicated with other designs, There are however differences between the wards where the admission ward (ward A) with the most restrictive environment and the most disturbed patients have the highest ... TP and KN conceived and designed the study CL collected the data CL and TP performed statistical analysis and drafted the manuscript All authors revised the manuscript critically and approved the ... throughout the unit could contribute to the low frequency of PTSD symptoms The fact that most of the staff is "still in the trenches" could also explain the low presence of PTSD symptoms They have...
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Báo cáo sinh học: " Comparison of amplification enzymes for Hepatitis C Virus quasispecies analysis" docx
Ngày tải lên :
19/06/2014, 08:20
... of the gel to the heteroduplex by the distance in mm from the origin to the homoduplex control In cases where both strands of the heteroduplex were clearly distinguishable, the average of the ... sensitivities of the Taq and HF-2 enzymes were similar to the Amplicor assay, and the HF-2 enzyme was slightly more robust and sensitive than Taq polymerase The enzymes produced QS diversity and complexity ... HF-2)) and complexity (6 vs variants, (Taq vs HF-2)) The bar graphs in Figures 2D and 2E summarize the diversity (HMR) and complexity data, and confirm the progressively increasing QS diversity and...
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báo cáo hóa học:" The occurrence of osteoarthritis at a minimum of ten years after reconstruction of the anterior cruciate ligament" pdf
Ngày tải lên :
20/06/2014, 01:20
... used The distal entry of the tibial tunnel is positioned through the distal aspect of the incision near the tibial tubercle [28] The femoral tunnel was drilled through the tibial tunnel The autograft ... A and B as one group and those of grade C and D as another This helps to delineate the abnormal results found in grades C or D In our study 86% of the patients are in the first group (IKDC A and ... measured by the KT-1000 arthrometer and the grade of OA 10 years after the ACL construction was observed On the other hand, operative trauma with haemarthrosis, and the occasional necessity for repeated...
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