the mechanisms of the impacts of glucocorticoids
Study on the Photolytic Mechanisms of Red 141 Dye Wastewaters with an 185nm Vacuum-UV lamp
... considerable disadvantage of the majority of the degradation processes introduced above is the need to add external agents into the aqueous medium In such situation, the effectiveness of the processes relies ... Each run of the experiments in this work was replicated twice The standard deviations of the concentration of Red 141 was analyzed to be ±0.1 mg/l, respectively The concentration of H2O2 in the aqueous ... the excitement of O2 OH· indirect oxidation generated from the excitement of H2O OH· indirect oxidation generated from the excitement of H2O2 Figure The driving forces for the decomposition of...
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Transmission mechanisms of monetary policy the evidence
... Examines whether one variable affects another by using data to build a model that explains the channels through which the variable affects the other • Transmission mechanism – The change in the money ... not • Neither model has turned out be more accurate than the other Historical Evidence • If the decline in the growth rate of the money supply is soon followed by a decline in output in these episodes, ... component of aggregate spending (output) Reduced-Form • Examines whether one variable has an effect on another by looking directly at the relationship between the two • Analyzes the effect of changes...
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Tài liệu Báo cáo khoa học: Mechanisms of obesity and related pathologies: Androgen deficiency and endothelial dysfunction may be the link between obesity and erectile dysfunction pptx
... integrity of the vascular bed of the penis; (b) the endothelium lining the cavernosal arteries and the helicine arterioles, as well as the endothelium lining the lacunar spaces of the corpus ... flow to the corpus cavernosum The increased blood flow stimulates the endothelium lining the lacunar spaces of the corpus cavernosum to release endothelial NO from the endothelium NO synthase These ... linked to the development of IR and T2DM, and the latter contributes profoundly to endothelium dysfunction and ED [130,131], the concept of androgen deficiency reinforces the important role of androgens...
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Tài liệu Báo cáo khoa học: Models and mechanisms of O-O bond activation by cytochrome P450 A critical assessment of the potential role of multiple active intermediates in oxidative catalysis doc
... intermediate [11] The sum of these ndings points at the involvement of more than one active oxidant in the diverse types of P450-catalyzed substrate processing [1215] The goal of the present perspective ... which small alterations in the environment can cause drastic changes in the reactivity of the active species [76] Further support in favour of the idea of the involvement of a high-valent iron-oxene ... alignment of the CYP19 sequence with the known crystal structures of bacterial P450s, E302 was postulated to be essential to activation of the 19-oxo group of the substrate for attack by the peroxo-iron...
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Báo cáo khoa học: Post-ischemic brain damage: the endocannabinoid system in the mechanisms of neuronal death ppt
... isoform of this enzyme are beneficial by, among other mechanisms, sustaining blood flow in the periphery of the ischemic brain On the other hand, under normal circumstances, stimulation of NMDA ... mechanism? Modulation of excitatory and inhibitory neurotransmission The almost ubiquitous presence of the endocannabinoid machinery in every cell of the CNS, together with the high level of CB1 receptor ... to the many other classes of anti-excitotoxic drugs tested thus far in clinical trials and certainly may provide the basis for other failures in the future [6] Therefore, a better design of protective...
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Báo cáo khoa học: Molecular mechanisms of the phospho-dependent prolyl cis ⁄ trans isomerase Pin1 docx
... dimer are mainly limited to the conformation of the Glu-Pro dipeptide in the hinge region between the last b-strand and the core of CKS The crystal structure of the complex of CKS with CDK2 ⁄ cyclin ... for destabilizing the double bond character of the pThr-Pro bond [26] Further evidence is available for the catalytic mechanism of Pin1 resembling more closely that of the other prolyl cis ⁄ ... whereas in the study on cyclin E degradation, Pin1 was brought in by the phospho-cyclin E and not by the CDC4a component of the final complex (Fig 2) [35] Therefore, the outcome of the molecular...
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Báo cáo khoa học: Mechanisms of accumulation of arachidonate in phosphatidylinositol in yellowtail A comparative study of acylation systems of phospholipids in rat and the fish species Seriola quinqueradiata pot
... contribute to the enrichment of arachidonate in PtdIns in mammals Further experiments are needed to clarify the involvement of the PtdIns cycle in the accumulation of arachidonic acid in PtdIns of fish ... agreement with the distribution patterns of arachidonic acid between PtdCho and PtdIns observed in the fatty acid analysis of tissues of yellowtail Furthermore, they indicate that the one-sided ... both the PtdEtn and PtdSer fractions, docosahexaenoic acid was the predominant PUFA in all the tissues The presence of dimethylacetals in PtdEtn suggested the existence of a substantial amount of...
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the impacts of incorporating total quality management (tqm) principles towards the cost effectiveness in the steel industry
... evaluate the effects of TQM in the performance of the organizations: + Impacts of TQM on the cost accounting methods + Impacts of the cost accounting methods on the plant characteristics + Impacts of ... hypotheses will be designed based on: + Impacts of TQM on the cost accounting methods + Impacts of the cost accounting methods on the plant characteristics + Impacts of TQM on the performance of ... about the impacts of TQM on the performance of organizations in Vietnam Therefore, in this study, the author wants to explore the impacts of TQM on important factors which can improve the capacities...
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The impacts of introductions and stocking of exotic species in the Mekong Basin and policies for their control
... analysis of the impacts of various human activities in the Mekong Basin Rather, it examines activities only insofar as they might influence the likelihood of establishment and the impacts of introduced ... tributaries of the Mekong drain the uplands of Lao PDR, which contribute 35% of the runoff Other major tributaries rise in Thailand and Cambodia, which each contribute 18% of the runoff There are ... Policies for Their Control xiii The Impacts of Introductions and Stocking of Exotic Species in the Mekong Basin and Policies for Their Control xiv The Impacts of Introductions and Stocking of Exotic...
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Báo cáo Y học: Cytochrome c from a thermophilic bacterium has provided insights into the mechanisms of protein maturation, folding, and stability potx
... that of the natural thermophile by replacing a few aminoacid residues Therefore, the thermophilic character of HT c-552 may depend on a few strong noncovalent interactions We further found that the ... instance, the yields of exogenous and endogenous cytochromes c reach about 10% of the total periplasmic protein fraction in E coli with the addition of disulfide compounds to the medium [22] Furthermore, ... shown The peak temperatures represent respective denaturation temperatures stability of the quintuple mutant is almost the same as the sum of the three individual stabilities [9,29] Thus, the mutation(s)...
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Báo cáo khoa học: Understanding the complex mechanisms of b2-microglobulin amyloid assembly potx
... analysed the folding and unfolding kinetics of b2m under an array of conditions, including analysis of the folding mechanism of the variant P32G Using global analysis of the resulting kinetic data, the ... residues in the BC- and FGloops, the D-strand and the N-terminal region of the protein that presumably arise from the isomerization of Pro32 and subsequent partial unfolding of the protein [67] These ... elongation of its fibrillar seeds with the wild-type protein, leading to the development of long straight amyloid-like fibrils (the image of the fibrils was redrawn from the cryo-EM structure of b2m...
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Báo cáo khoa học: On the mechanisms of bananin activity against severe acute respiratory syndrome coronavirus pptx
... with the small molecule involves a larger molecular interface in the case of the former helicase Furthermore, the absence of the S259 OH group in the mutated viral enzyme prevents the formation of ... interfere in the interaction of the enzyme with its natural substrates The presence of the leucyl side chain in the protein mutant appears to cause steric hindrance to bananin binding, leaving the traffic ... structures of helicase S ⁄ L and L ⁄ F mutants were obtained, and the atomic coordinates of the lowest energy structures of the wild-type form of SARS-CoV helicase are available from the Protein...
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Báo cáo khoa học: Mechanisms of obesity and related pathologies: Role of apolipoprotein E in the development of obesity potx
... obesity and the development of cardiovascular disease [36,37] Despite the pivotal role of obesity and dyslipidemia in the development of the metabolic syndrome and heart disease, the functional ... for the role of ApoE in the development of diet-induced obesity in mice Dietary lipids are packaged into chylomicrons in the intestine and then secreted into the circulation (step 1) where they ... (2003) Molecular mechanisms of type III hyperlipoproteinemia: The contribution of the carboxyterminal domain of ApoE can account for the dyslipidemia that is associated with the E2 ⁄ E2 phenotype...
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Báo cáo khoa học: Mechanisms of obesity and related pathologies: The macro- and microcirculation of adipose tissue pdf
... turn, further decrease the quality of the lymphatic capillary of these roles are certainly interconnected, here we focus on the role of lymphatics in lipid absorption, the consequences of lymphatic ... Conversely, the expansion of subcutaneous WAT does not appear to have the same negative systemic consequences on metabolism [6] At the other end of the spectrum is the condition of lipodystrophy, ... modulate the rate of chylomicron transport [39] High concentrations of chylomicrons give the lymph a milky white appearance and the mixture is referred to as chyle The presence of free chyle in the...
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Báo cáo khoa học: Reaction mechanisms of thiamin diphosphate enzymes: defining states of ionization and tautomerization of the cofactor at individual steps docx
... on the enzyme environment The IP form of ThDP [41–45] Fig CD detection of the AP form of ThDP on BAL Inset: pH dependence of the amplitude of the band for the AP form of ThDP Determination of ... the 15N chemical shifts of the three species on the left hand side of Schemes and 2, the two neutral and one positively charged forms of the Table Assignment of the state of tautomerization of ... their colleagues in Halle, ¨ examined the role of the AP ring [8] Most notably, they undertook de novo synthesis of thiamin diphosphate analogs replacing each of the three nitrogen atoms of the...
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THE MECHANISMS OF DNA REPLICATION pot
... and retaining the other within the central channel of the hexamer Although the molecular details 13 14 The Mechanisms of DNA Replication of this process remain unclear some of the current models ... DNA chains The removal of all the primers, filling of the subsequent gaps, and the final ligation of the products represent the completion of S-phase Model systems for elongation of DNA replication ... end: Polymerases at the origin The final critical steps of origin firing are the recruitment of the replicative polymerases, unwinding of the dsDNA and initiation of DNA synthesis While all cells...
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Báo cáo khoa học: On the mechanisms of glycolytic oscillations in yeast potx
... point of view, such systems are composed of only two interacting modes The properties of these modes are so that one mode activates the other, while the other inhibits the rst The occurrence of the ... Annotations of the major components (B) Interpretation of the data discussed in the text In this panel, the phases of ATP and G6P have been ipped 180, indicating the relative phases of the minima of their ... according to Eqn (1) The calculations for the amplitude of the limit cycle need some consideration; we dene the amplitude as the sum of half the peak-to-peak amplitudes of each of the metabolites...
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Báo cáo khoa học: Modeled ligand-protein complexes elucidate the origin of substrate specificity and provide insight into catalytic mechanisms of phenylalanine hydroxylase and tyrosine hydroxylase pptx
... displayed the expected coordination of the tyrosine aromatic ring towards the iron atom However, the hydroxyl group of the aromatic ring was placed trans to His290 In contrast to the anchoring of the ... docking The computational approach allowed first, the creation of binary complexes of the natural pterin cosubstrate BH4 and the catalytic domain of the enzymes, followed by the docking of amino ... coordinates of the phenylalanine analog 3-(2-thienyl)-L-alanine bound to BH4ÆPAH Preserving in their model both the position of the main chain and the orientation of the ring structure, the authors...
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human physiology - the mechanisms of body function 8th ed - vander
... site to one side of the membrane, then to the other, independent of the protein’s phosphorylation (3) Removal of the phosphate group from the transporter decreases the affinity of the binding site, ... in the next section, the resolution of this paradox is found in the isolation of most of the cells of the body from the external environment and in the existence of an internal environment The ... with the polar regions at the surface and the nonpolar regions in the interior of the cluster IV The molecular weight of a molecule is the sum of the atomic weights of all its atoms One mole 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 mục tiêu của chương trình xác định các nguyên tắc biên soạn khảo sát các chuẩn giảng dạy tiếng nhật từ góc độ lí thuyết và thực tiễn khảo sát chương trình đào tạo của các đơn vị đào tạo tại nhật bản khảo sát chương trình đào tạo gắn với các giáo trình cụ thể xác định thời lượng học về mặt lí thuyết và thực tế 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 các chương trình đào tạo theo những bộ giáo trình tiêu biểu 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 mở máy động cơ rôto dây quấn hệ số công suất cosp fi p2 động cơ điện không đồng bộ một pha sự cần thiết phải đầu tư xây dựng nhà máy 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