radical and reactive intermediate scavenging properties of melatonin in pure chemical systems
Tài liệu Báo cáo khoa học: Toggle switches, pulses and oscillations are intrinsic properties of the Src activation/deactivation cycle doc
... cannot rest in intermediate states, is termed bistable, and there has been emerging interest in bistability as a ubiquitous and unifying principle of cellular regulation [20–23] In the present ... activating and inhibitory stimuli and more moderate changes in the amplitude of the oscillations An increase in the activating signal or decrease in the inhibitory signal decreases the period of ... pulses and oscillations in Src signaling N P Kaimachnikov and B N Kholodenko parameters and, for clarity of exposition, we present the analysis of the Src cycle in terms of Eqns (6–8) Intrinsic...
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Tài liệu Báo cáo khoa học: Role of hydroxyl group and R/S configuration of isostere in binding properties of HIV-1 protease inhibitors docx
... conformation of inhibitor main chain Thus, different inhibitors differ not only in the binding affinity, but also in the degree of freedom of the inhibitor inside the binding tunnel Some special inhibitors ... dominating interaction between protease and inhibitor As an indicator of these hydrophobic interactions, distances between carbon atoms of inhibitor and the protease ˚ ˚ were calculated using ... Met46A and Phe153A … Met146A (A) Stacking of neighbour molecules and positions of inhibitors in subsequent protease dimers forming the helix (B) The detail of interacting residues Phenylalanines...
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Tài liệu Báo cáo Y học: Electrochemical, FT-IR and UV/VIS spectroscopic properties of the caa3 oxidase from T. thermophilus docx
... analog environment of the protein site of the heme a3 formyl group in the absence and presence of cyanide can be concluded Porphyrin ring vibrations Porphyrin ring vibrations of the heme centers, ... contributions of the hemes a and a3, with the position of the a-band showing a downshift in relation to bovine heart oxidase In Fig 1B the oxidized-minus-reduced UV/VIS difference spectra of the caa3-oxidase ... specific modes from amino acid side chains For a clearer discrimination of these overlapped bands, we used deuteration of the sample and FT-IR spectra studies in the presence of the inhibitor cyanide...
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Raman spectroscopy and field electron emission properties of aligned silicon nanowire arrays
... [0 1] The interplanar spacing between the visible fringer is 0.28 nm, corresponding to the (0 2) plane of silicon There is a thin amorphous layer sheathing the crystalline core of the SiNW (bottom ... broadening The inset shows the signals from bulk c-Si and SiNWs Raman-active modes will not be limited to being at the center of the Brillouin zone (G point) The smaller the crystalline grain, the ... expressed in units of 2p=a, the crystalline grain size L is in units of a, with a being the lattice constant of silicon and o(q) represents the phonon dispersion curve G0 is the geometrical sum of the...
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Báo cáo hóa học: " Influences of phase transition and microstructure on dielectric properties of Bi0.5Na0.5Zr1-xTixO3 ceramics" potx
... with a heating/cooling rate of 5°C/min on a covered alumina plate The sintered samples were polished using sandpaper and cleaned using an ultrasonic bath After that, phase identification of ceramics ... temperature of 800°C for h with a heating/cooling rate of 5°C/min After sieving, a few drops of wt.% polyvinyl alcohol binders were added to the mixed powders which were subsequently pressed into pellets ... using sandpaper as well as alumina slurry and cleaned in the same ultrasonic bath Then, the polished samples were etched at a temperature of 800°C for 15 with a heating/cooling rate of 5°C/min...
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báo cáo hóa học:" Influences of phase transition and microstructure on dielectric properties of Bi0.5Na0.5Zr1-xTixO3 ceramics" pptx
... with a heating/ cooling rate of 5°C/min on a covered alumina plate The sintered samples were polished using sandpaper and cleaned using an ultrasonic bath After that, phase identification of ceramics ... temperature of 800°C for h with a heating/cooling rate of 5°C/min After sieving, a few drops of wt.% polyvinyl alcohol binders were added to the mixed powders which were subsequently pressed into pellets ... using sandpaper as well as alumina slurry and cleaned in the same ultrasonic bath Then, the polished samples were etched at a temperature of 800°C for 15 with a heating/cooling rate of 5°C/min...
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Báo cáo khoa học: "Molecular structure and biochemical properties of lignins in relation to possible self-organization of lignin networks" pdf
... formation of chemical bonds in the residual lignin network of thermomechanical pulps has been tween implicated in the autocross-linking of these cellulosic fibers during the production of paper and ... provided evidence of regularities in chemical and biochemical properties in lignin networks Such regularities may allow self-organizing properties of References Atlan H (1972) In: L’organisation ... difficulties in completely removing tannins, after solvent and mild chemical extractions of woods and, also in relation to coprecipitation, such as sulfuric acid-insoluble lignin fractions Mechanisms of...
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Báo cáo y học: " Efficacy and hypnotic effects of melatonin in shift-work nurses: double-blind, placebo-controlled crossover trial" ppt
... great deal of interest in whether properly timed melatonin administration can facilitate circadian phase shifting in these situations [28] Normally, production of melatonin by the pineal gland is ... syndrome: clinical and investigative findings in 14 subjects J Neurol Neurosurg Psychiatry 1992, 55:665-670 Tzischinsky O, Dagan Y, Lavie P: The effects of melatonin on the timing of sleep in patients ... baseline, while taking placebo, and while taking melatonin are shown in Tables and Subjective sleep onset latency (SOL) was 37.5 +/- 41.3 minutes at the baseline There was evidence of an effect of...
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Far field and near field optical properties of planar plasmonic oligomers
... generate coherent effects in plasmonic systems has attracted increasing interest in applying the concept of FR in such systems [1-7] Recent advancements in nanofabrication and nano-optical characterization, ... energy-dependent line profile of absorption in molecular systems [12, 13], photonexciton interactions in bilayer graphene nanostructures [14, 15] and asymmetric distribution of the density of states in Anderson ... These findings suggest high potential applications in optical switching, slow-lighting, nonlinear spectroscopy and biochemical sensing v List of Figures Figure 1 Illustration of two coupled interacting...
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Tài liệu Identifying and Analyzing Knowledge Management Aspects of Practices in Open Source Software Development pdf
... summary of the possible barriers and obstacles to knowledge management initiatives in software engineering 4.1 Needs in software engineering The field of software engineering have some interesting ... computing The ease of access to almost any kind of information at any time in any place increases the value of cognitive skills of individuals Choosing the right information to process i.e understand, ... Jonson School of Engineering Blekinge Institute of Technology Box 520 SE - 372 25 Ronneby Sweden This thesis is submitted to the School of Engineering at Blekinge Institute of Technology in partial...
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TMJ Disorders and Orofacial Pain The Role of Dentistry in a Multidisciplinary Diagnostic Approach pptx
... programming i t Changes In Intrinsic and extrinsic factors Lesions in the joint surfaces Capsulitis Capsule constriction Muscle shortening Myofascial pain Changes in body posture Possible causes and ... growth, modeling, and remodeling (Hinton and Carlson 1997) Modeling (= progressive adaptation) is the shaping of tissues by apposition and results in a net increase of mass Remodeling (= regressive ... the role of the dentist in diagnosing and treating pain in the head and neck region increasingly obscure rather than more clear In the academic debate concerning the etiology—predominantly psychological...
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Báo cáo khoa học: "Exploring and Exploiting the Limited Utility of Captions in Recognizing Intention in Information Graphics∗" pdf
... riding high in the polls” which would require understanding the meaning of riding high in the polls Another example is “Bad Moon Rising”; here the verb rising suggests that something is increasing, ... recognizing intention in information graphics To appear in Proceedings of the Int’l Joint Conf on AI (IJCAI) R Futrelle and N Nikolakis 1995 Efficient analysis of complex diagrams using constraint-based ... recognition In Proc of Uncertainty in AI, 344–351 S Kerpedjiev and S Roth 2000 Mapping communicative goals into conceptual tasks to generate graphics in discourse In Proc of Int Conf on Intelligent...
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Beyond Bias and Barriers: Fulfilling the Potential of Women in Academic Science and Engineering docx
... Academy of Sciences, National Academy of Engineering, or the Institute of Medicine, and many of whom have dedicated great thought and action to the advancement of women in science and engineering ... women in academic science and engineering / Committee on Maximizing the Potential of Women in Academic Science and Engineering, Committee on Science, Engineering, and Public Policy p cm Includes ... could act as an intermediary between academic institutions and federal agencies in recommending norms and measures, in collecting data, and in cross-institution tracking of compliance and accountability...
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tamed shrews and twelfth nights the role of women in sh~12d
... her over Katherine as unspoiled merchandise Bianca has a rather small role to play in the whole of things She seems to be the archetypal young lady of quality Her lack of understanding for her sister ... quarrel and results in Bianca taking the physical worst of it, whilst Katherine is blamed for her belligerent nature The entire presence of family in the play gives Katherine her motivation and explains ... returning to society’s established roles if it serves their needs and wants The entire concept of choice and free-will, of which Shakespeare was so fond of, applies as equally to his feminine characters...
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Health Expenditures and the Elderly: A Survey of Issues in Forecasting, Methods Used, and Relevance for Developing Countries doc
... analyses of health spending per capita and its determinants can be quite useful in assessing the importance of these links and other possible “indirect” influences of ageing, defined in the sense of ... can so by introducing generous pension and insurance schemes thereby enhancing the incomes of the elderly and influencing the social arrangements in which they live; by expanding public insurance ... implications of existing work for information collection and methods for estimating and forecasting health expenditures linked to a growing elderly population in developing countries II Linking Health...
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Báo cáo khoa học: Death-associated protein kinase (DAPK) and signal transduction: fine-tuning of autophagy in Caenorhabditis elegans homeostasis doc
... role in diverse neurodegenerative diseases Aging Fig Schematic diagram of autophagy signaling pathway in C elegans Autophagy inducing- and inhibiting signaling pathway in C elegans Plain lines and ... death-associated protein kinase (DAPK) in the regulation of autophagy Fine-tuning of autophagy in C elegans homeostasis is particularly interesting DAPK is a serine ⁄ threonine kinase originally isolated ... responding to growth factors and amino acid signaling, (b) AMP-activated protein kinase, which activates autophagy through the inhibition of mTOR signaling, (c) Bcl-2, which binds to Beclin and inhibits...
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Báo cáo khoa học: "A CONSIDERATION ON THE CONCEPTS STRUCTURE AND LANGUAGE IN RELATION TO SELECTIONS OF TRANSLATION EQUIVALENTS OF VERBS IN MACHINE TRANSLATION SYSTEMS" doc
... (1) Find a pair of verb and associated translation equivalent ( D o , Play : ~ - & ) that can be associated in common to a part of the structure of the categories as in Fig.l, and then find appropriate ... equivalents in detail at the lower level categories (2) To each verb found in the process of the association, consults ordinary dictionary of translation equivalents and word usage of verbs and obtain ... hold in common for any member of it In cplay : ~ < Fig.l, a conceptual category -obJ is Concepts Structure with Associated Information So we turn our standpoint and take natural categories of nouns...
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báo cáo hóa học: " Testing a model of association between patient identified problems and responses to global measures of health in low back pain patients: a prospective study" pdf
... design of the study, data analysis and writing of the manuscript EH contributed to the design of the study, interpretation of the findings and writing of the manuscript Acknowledgements The clinical ... Health and Quality of Life Outcomes 2009, 7:74 integrated and increasingly difficult to define and measure" Smith et al [5] explored a structural model of the determinants of health status and QoL, ... that of a programme of spinal manual physiotherapy in the treatment of non-specific low back pain of less than Q1 During the baseline assessment, the following question was asked: Because of your...
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báo cáo hóa học:" Association between perceived chewing ability and oral health-related quality of life in partially dentate patients" ppt
... both constructs was different in men and women and in two categories of years of schooling, with the male patients and those patients with higher years of schooling having the stronger correlations ... perceived chewing ability and oral health-related quality of life for groups of participants stratified by gender, age, years of schooling, number of teeth and presence of denture as indicated Variable ... missing teeth and teeth (root) Page of covered with an overdenture were counted as missing teeth Based on this information, the number of remaining teeth was counted In addition, the presence of...
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