the opposite of cat
báo cáo khoa học: " Can differences in phosphorus uptake kinetics explain the distribution of cattail and sawgrass in the Florida Everglades?" potx
... measure of the uptake capacity, and K0.5 as well as the ratio between Vmax and K 0.5 are measures of the affinity of the uptake system Also the slope, a, of the initial linear part of the uptake ... K0.5 as estimated by the modified Michaelis-menten model (Vmax/K0.5) and the slope of the initial part of the uptake curve (a) as a measure of the affinity for P uptake of Cladium mariscus spp ... the effects of oxygen differed between the species (figure 3c) Affinity for P-uptake The slope of the initial linear part of the uptake curve at low P solution concentrations, a, as well as the...
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Báo cáo y học: " The Role of Catalase in Pulmonary Fibrosis" pptx
... consequence of decreased catalase activity in the lung during the development of fibrosis, we used acatalasemic mice (C3H/AnLCsbCsb) The untreated lungs of acatalasemic mice possess only 8.1% of catalase ... found in the present study that the lung tissues of acatalasemic mice possess only 8.1% of the catalase activity of wild-type mice, although acatalasemic mice demonstrate equivalent levels of catalase ... Bronchiolar epithelium is a major site of catalase expression in normal adult lungs Decrease of catalase in bronchiolar epithelium and in abnormal re-epithelialization suggests the presence of intracellular...
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Báo cáo khoa học: "The choice of catecholamines in septic shock: more and more good arguments to strengthen the known position, but don’t lose the faith" pptx
... into the regional effects of catecholamines Nevertheless, for the safe and beneficial use of catecholamines in the stabilisation of septic patients we need hard data concerning the effects of patient ... [13] What is the clinical relevance of an increase in blood flow in a hepatic vein? What is the relevance of a changed laser Doppler signal from the gastric mucosa, a technique used in the recent ... loading Such effects could explain the several studies investigating the effects of catecholamines using the same techniques but producing controversial results [6,7] There is no doubt that well-performed...
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peroxisome senescence and the role of catalase import in cellular aging
... downstream of the stop codon The mammalian expression vectors containing each of the two catalase derivatives (catalase and catalase-SKL) were constructed essentially as the (His)6-tagged human catalase ... consumed by the peroxisome results in the formation of hydrogen peroxide Decomposition of this potentially toxic metabolite by catalase is therefore another fundamentally critical function of the organelle ... et al., 1998) The ability to balance the generation and decomposition of ROS prevents oxidative damage to the peroxisome and other cellular components of the cell Disruption of the ability to...
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Design of a promoter to enhance the stability of catalysts for hydrocarbon reactions 1
... space velocity of 1.2h-1 The dashed curve shows the n-butane conversion for the Ni and the solid curve is for the Au/Ni supported catalyst 20 Figure 3.1 Typical flow-chart of VASP for the self consistent ... conditions The presence of subsurface carbon significantly decreases the activity of Ni catalysts and the methane activation energy increases from 101 kJ/mol to 143 kJ/mol, when all the sites in the ... design Ni catalysts with improved stability To develop a molecular level understanding of the coking mechanism on Ni catalysts, the stability of different forms of carbon that can exist on Ni catalyst...
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Design of a promoter to enhance the stability of catalysts for hydrocarbon reactions 2
... and the origin of catalyst promotion, as well as to the design of a new, improved catalyst The starting point to the design of an ammonia catalyst is the volcano-shaped relation between the ammonia ... the anti-symmetry of the wave function required by the Pauli principle Correlation is a consequence of the charge of the electrons on the pair density Further, the second Hohenberg and Kohn theorem ... Ni catalysts This thesis is organized as follows In chapter 2, an overview is given of the state-ofthe-art in first principles based design of metal catalysts In chapter 3, the theory and the...
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A song for lowalangi the interculturation of catholic mission and nias traditional arts with special respect to music
... of the world and make them my disciples; baptize them in the name of the Father, the Son and the Holy Spirit” (Matt 28: 19) The first approach to different peoples came at Whitsuntide, when the ... administration of the sacraments, or other parts of the liturgy, frequently may be of great advantage to the people, the limits of its employment may be extended This will apply in the first place to the ... of secular priests (no monks, no orders) For the dispatch of these three Vicars, the words of the Magna Carta di Propaganda were cited as an indication of the right way to proceed – now for the...
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Tài liệu Notes on the use of hand-held test devices for installation of the KRONE Cat.6 KM8 products doc
... The correct NVP setting is necessary; it has an influence on the determination of the cable length by the instrument Notes on the use of hand-held test devices for installation of the KRONE Cat. 6 ... The correct NVP setting is necessary; it has an influence on the determination of the cable length by the instrument Notes on the use of hand-held test devices for installation of the KRONE Cat. 6 ... The correct NVP setting is necessary; it has an influence on the determination of the cable length by the instrument Notes on the use of hand-held test devices for installation of the KRONE Cat. 6...
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Tài liệu The reform of the civil service system as Viet Nam moves into the middle income country category doc
... ruling country with the Communist Party of Vietnam (CPV) as the leading force of the government Most of the public officials are also members of the party and the notion of “civil servant neutrality” ... training of civil servant The definition of training was provided in the order (ukaz) No 983 of the President of the Russian Federation of September 1997 on “Complete methods for the training of State ... system to methods of merit selections; so that the most competent politically acceptable person gets the job In the longer term, the further strengthening of the principle of merit in the Vietnamese...
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Tài liệu Báo cáo khoa học: Stefin A displaces the occluding loop of cathepsin B only by as much as required to bind to the active site cleft doc
... Although the structures of the mature native form of cathepsin B clearly exposed the relevance of the occluding loop for the exopeptidase activity [11], they not explain the mechanisms of endopeptidase ... site, the farther away the occluding loop residues are shifted As seen in the tetragonal form of the cathepsin B chagasin complex (3CBK), the depth of the binding of inhibitor as well as the shift ... 1) between stefin A and the different enzymes is the average distance between the centre of mass of CA atoms of the stefin molecule and the centre of mass of the CA atoms of the reactive site cysteine...
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Tài liệu Báo cáo khoa học: Structural effects of a dimer interface mutation on catalytic activity of triosephosphate isomerase The role of conserved residues and complementary mutations pptx
... mutant of PfTIM need to be rationalized: (a) the reduced stability of the dimeric structure, and (b) the signicantly lower value of kcat, suggesting an impairment of the catalytic efciency (kcat ... and in the presence of denaturants [27] Extending these studies, we examine here the effect of increasing the bulk of the residue at position 74 Surprisingly, the Y74W mutant exhibited loss of both ... reduction in kcat compared to the WT* enzyme There are two possible reasons for the low activity of the Y74W* mutant: (a) introduction of the bulkier residue at the interface in place of a tyrosine...
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Tài liệu Báo cáo khoa học: Suppressed catalytic efficiency of plasmin in the presence of long-chain fatty acids Identification of kinetic parameters from continuous enzymatic assay with Monte Carlo simulation ppt
... the final evaluation of the kinetic parameters in the presence of stearate Evaluation of kinetic parameters Fig Comparison of three models for the catalytic action of plasmin in the presence of ... decrease of plasmin activity in the course of the assay in the presence of stearate (Table 1) The good fit of Model III progress curves to the experimental data supports the concept that in the presence ... to the presence of fatty acids (Fig 8B) These results preclude the catalytic domain as a target of the Table Catalytic efficiency [the catalytic constant ⁄ Michaelis constant (kp ⁄ Km) ratio] of...
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Tài liệu Báo cáo khoa học: Chemical approaches to mapping the function of post-translational modifications ppt
... [11,12] The study of these events is taxing, as the biosynthesis of glycoproteins is not template driven This results in the formation of so-called ‘glycoforms’ [11,12], proteins with the same ... withstanding these clear demonstrations of the utility of linear ligation assembly, a convergent chemoselective approach can offer the key advantages of more ready and flexible modification of a well-defined ... incorporation of the polar domain [47] In an example that combines the exploration of two modes of modification, ‘polar patch’-modified enzymes have also been applied to the catalysis of glycan-modified...
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Tài liệu Báo cáo khoa học: Influence of modulated structural dynamics on the kinetics of a-chymotrypsin catalysis Insights through chemical glycosylation, molecular dynamics and domain motion analysis pptx
... electrostatic potentials (EP) for the Ne of the lysine residues of a-CT at pH EP, EwaldEi EP is the Ewald energy of placing a charge of +1 at the location of the ith ionizable atom [89] Reactivity ... some of these phenomena may be interconnected within the catalytic mechanism of the enzyme Structural insights into the mechanochemical nature of a-CT catalysis A more detailed analysis of the ... methodology to the study of the kinetics of catalysis by the serine protease a-CT we were able to statistically correlate the structurally dynamic behavior of the enzyme with its kinetics of catalysis...
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Tài liệu Bell''''s Cathedrals: The Churches of Coventry pptx
... outside the line of the aisles as at Wells, the total width of the West front, 145 feet, being nearly the same in both cases There are still indications of the position of the great west door, but the ... the east of the cathedral was the Bishop's Palace, the gardens of it extending over the detached burial ground of St Michael's to the east of Priory Street The grandeur of this assemblage of buildings ... is also the logical outcome of the space afforded by the level lines of a wooden roof just as the use of the pointed window follows from the use of pointed vaulting The treatment of the angles...
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Tài liệu Báo cáo khóa học: The effect of mutations surrounding and within the active site on the catalytic activity of ricin A chain pptx
... and 235 [9] Of theses residues, only Arg213 is in the vicinity of the active site of RTA In order to establish the role of arginyl residues around the active site of RTA in the binding of rRNA, ... and, as such, these mutants could not be purified To assess the effect of substitutions made at each of the arginyl residues on catalytic activity of RTA, the ability of each of the purified RTA ... from the Ca atoms of the wild˚ type crystal structure [11] of 0.33 A The electron density in the area local to the substitution is shown in Fig The positions of catalytic residues and all other...
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Tài liệu Báo cáo khoa học: Bioinformatics of the glycoside hydrolase family 57 and identification of catalytic residues in amylopullulanase from Thermococcus hydrothermalis doc
... in the case of equal lengths, alphabetically The division is based on the evolutionary trees (Fig 4) For the amylopullulanase from Thermococcus hydrothermalis (Q9Y8I8_THEHY), the numbering of the ... data) Therefore, in attempt to provide the first elements towards the understanding of the functionality of the potentially valuable, heat stable GH-57 enzymes, especially that of the T hydrothermalis ... hydrothermalis AL662 The analysis of this sequence revealed that the encoded enzyme is a member of GH-57 [21,22] The cloning and expression of apu in Escherichia coli has led to the production of...
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Tài liệu Báo cáo khoa học: The mechanism of a-proton isotope exchange in amino acids catalysed by tyrosine phenol-lyase doc
... under the action of TPL gives evidence for the orthogonal orientation of the a-proton with respect to the cofactor plane [17], and shows that the pattern of binding is the same for a variety of ... (c) the degree of restriction of the free rotation of the considered group in the active site For the reaction with L-phenylalanine the value of kr for nondeuterated substrate is more than for the ... group in the external aldimine defines automatically the positions of the a-proton and the side chain of any bound amino acid The lability of the a-proton observed for a large number of amino...
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Tài liệu Aesthetic preferences and the attribution of meaning: Environmental categorization processes in the evaluation of urban scenes ppt
... how often they visited or walked by their first choice Once they had completed the ‘‘attractive’’ places section, participants were asked to place themselves on the other side of the aesthetic ... interviewed Exploring the generality of such a categorization in other geographical scenes, incorporating the analysis of places considered ‘‘unattractive,’’ is one of the aims of the present study ... evidence of the existence of this association in urban settings Within this framework, the overview guiding the design of this study is establishing categories of urban places from the perspective of...
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Tìm thêm: hệ việt nam nhật bản và sức hấp dẫn của tiếng nhật tại việt nam xác định các nguyên tắc biên soạn khảo sát chương trình đào tạo gắn với các giáo trình cụ thể tiến hành xây dựng chương trình đào tạo dành cho đối tượng không chuyên ngữ tại việt nam điều tra đối với đối tượng giảng viên và đối tượng quản lí điều tra với đối tượng sinh viên học tiếng nhật không chuyên ngữ1 khảo sát thực tế giảng dạy tiếng nhật không chuyên ngữ tại việt nam nội dung cụ thể cho từng kĩ năng ở từng cấp độ xác định mức độ đáp ứng về văn hoá và chuyên môn trong ct phát huy những thành tựu công nghệ mới nhất được áp dụng vào công tác dạy và học ngoại ngữ mở máy động cơ lồng sóc đặc tuyến hiệu suất h fi p2 đặc tuyến tốc độ rôto n fi p2 đặc tuyến dòng điện stato i1 fi p2 động cơ điện không đồng bộ một pha sự cần thiết phải đầu tư xây dựng nhà máy thông tin liên lạc và các dịch vụ phần 3 giới thiệu nguyên liệu chỉ tiêu chất lượng theo chất lượng phẩm chất sản phẩm khô từ gạo của bộ y tế năm 2008 chỉ tiêu chất lượng 9 tr 25