uv nmr and esi ms studies of the stoichiometry of selector selectand complexes
Báo cáo khoa học: NMR and molecular dynamics studies of an autoimmune myelin basic protein peptide and its antagonist Structural implications for the MHC II (I-Au)–peptide complex from docking calculations ppt
... extension of the MBP(74–85) epitope in the N-terminus could increase the binding and affinity for I-Au because of occupation of the P1 pocket Recent thermodynamic and kinetic studies of the binding of ... conformers of the five MD simulations of Table The x and y axes correspond to the simulation time of the various systems (10 ns each) The rmsd values are colour-coded accordingly to the scale given at the ... distant from the side chain of Arg78 The side chain of Arg78 is less well defined, as in the case of aqueous solution, because of the absence of interactions with the side chains of Asp81 (in the agonist...
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Tài liệu Báo cáo khoa học: Mechanism of dihydroneopterin aldolase NMR, equilibrium and transient kinetic studies of the Staphylococcus aureus and Escherichia coli enzymes docx
... the addition of the enzyme The top spectrum is that of DHMP for comparison Only the NMR signals of the 2¢ and 3¢ protons of DHNP and DHMP are shown The chemical structures of DHNP and DHMP are ... mechanism and cannot be replaced with deuterons The result showed that the intensities of the 2¢H and 3¢Ha NMR signals were the same throughout the time course of the reaction (18, 35, and 70 min) The ... by the cleavage of the bond between 1¢ and 2¢ carbons of the substrate The epimerization product is generated by the re-formation of the C–C bond after the reorientation of GA, which exposes the...
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Báo cáo y học: "Characterization of N200 and P300: Selected Studies of the Event-Related Potential Salil H. Patel 1 and Pierre N. Azzam 2"
... interspersed by a stimulus which deviated from the standard in the intensity of the first component and the glide direction of the second constituent The number of distinct MMN components elicited by ... et al The relationship of age, gender, handedness, and sidedness to the size of the corpus callosum Academic Radiology 1994; 1:243-248 69 Driesen NR, Raz N The influence of sex, age, and handedness ... P300 and the N2b Data indicate that the P300 is involved not only in processes of working memory, but may interact with the N2b in the control of motor response to external cues Through the use of...
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Báo cáo khoa học: Insertion of the plant photosystem I subunit G into the thylakoid membrane In vitro and in vivo studies of wild-type and tagged versions of the protein doc
... topology where the loop is in the thylakoid lumen, and the N -and C-termini face the stroma, opposite to that of PSI-K On the other hand, the second scenario implies a stromal loop, like that of PSI-K, ... of their crystal structure of Pisum sativum PSI, in which the loop of PSI-G is suggested to face the stroma The amount of PSI-G in the transformed knock-out line does not reach the level of the ... integration of the subunit into the PSI complex A protein band smaller that the tagged versions of PSI-G is present in the lanes with the loop-tagged PSI, but is also seen faintly in the lanes with the...
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Báo cáo y học: " Homonuclear 1H NMR and circular dichroism study of the HIV-1 Tat Eli variant" doc
... out the trans-activation assays, circular dichroism and NMR studies and was involved in drafting and revising the manuscript, GRC helped synthesize Tat proteins, participated in the design of the ... http://www.retrovirology.com/content/5/1/83 solvent and is packed between the basic region and the cysteine-rich region Results Synthesis and biological activity of Tat Eli The chemical synthesis of Tat Eli was performed ... inter-region NMRconstraints (C) Contour plot showing connectivities between Hβ of Cys 25 and Hδ of Pro 99 and Hβ of Ser 93 and Hβ of Asp 98 (left panel) between the aromatic ring protons of Tyr 47 and...
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In vitro and in vivo studies into the antidiabetic and antilipidemic effects of chlorogenic acid
... before the initiation of chornic treatment and at the end of the study Blood sample, pancreas, liver and soleus muscle were collected at the end of the study and frozen at -80°C till the time of ... speed of one scan per second MS/ MS was operated with the collision energy of 30–40% Identities of the compounds were obtained by matching their molecular ions (m/z) recorded by LC -ESI- MS and LC -ESI- MS/ MS ... the goal of cost-effective management with minimal complications but maximal quality of life Before the introduction of the therapeutic use of insulin, diet 11 is the main form of treatment of...
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Structural and equilibrium unfolding studies of sam domain of DLC1 by NMR spectroscopy
... the entire range of urea concentrations, there is a pronounced lag between the disappearing population of the native species and the appearing population of the denatured species The sum of the ... orientations, in the form of electromagnetic radiation The NMR resonant frequency (energy of the emission or absorption) and the intensity 11 of the signal are proportional to the strength of the applied ... the depth of the funnel represents the energetic stabilization of the native state 30 versus the denatured state, and the width of the funnel represents the conformational entropy of the system...
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Energy yield and visual impact studies of the berlin wind project
... location of the MSL met tower on the campus of Williams College Installation of the met tower on the MSL roof Wind speed distribution at the roof of ... data and fully characterize the wind regime there + + 1.1 Format of the Thesis The thesis is arranged in the following manner: This chapter provides a brief history of the Berlin Wind Project and ... ridge in the northern Taconic range joining Mt Raimer to the north and Berlin Mountain to the south The parcel of land, which is owned by Williams College and which is the former location of the College...
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The Harmonisation of European Contract Law Implications for European Private Laws Business And Legal Practice Studies of the Oxford Institute of Eu
... displaced by the terms of the contract concluded between the parties Thus it is the terms of the contract, rather than the rules of law, that play the principal role in the regulation of the relationship ... Member of the European Parliament, as well as representatives of the Department of Constitutional Affairs, the Law Commission of England and Wales, and the Office of Fair Trading And academics and ... parties generally have their own standard terms and conditions of business, and the meaning of these terms is a matter of great significance to them Secondly, these terms are often used not only...
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Empirical and human response studies of personalized ventilation combined with underfloor air distribution system
... plume of human body, personalized ventilation flow, the thermal plume of other heat source near the occupants, the respiration flow of occupants and the ventilation flow of the surrounding space The ... that the UFAD with short vertical throw has the lowest risk of thermal discomfort However, the effects of the UFAD supply air temperature on the overall thermal sensation and the local thermal ... as human body and other office equipments The temperature distribution in the vertical direction of the space will then be stratified The lower space has a lower temperature and the upper space...
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Synthetic, structural and reactivity studies of indenyl ruthenium complexes
... to the understanding of the effect of co-ligands in Ru complexes on the ease of ring slippage of the indenyl ligand, on the catalytic activity of [(Ind)Ru] complexes and the redox potentials of ... The lability of the indenyl ligand was observed to be influenced by the nature of both the co-ligands at the Ru center and the incoming 1,1-dithiolate ligands, as well as the solvent Hence, the ... in the previous section, there has been a surge in the study of Ind transition metal complexes, including that of Ru complexes 28 The marked effect of the capping ligand on reactivity of the...
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In vivo and in vitro studies of th17 response to specific immunotherapy in house dust mite induced allergic rhinitis patients
... complete the 2-year course of the treatment (Fig 1) The reasons for the loss of follow-up are (1) patients (n = 3) migrated to another city; (2) patient (n = 1) reported improvement of the symptom and ... administrated with the 5000 TU/ml concentration bi-weekly for 54 weeks and then tri-weekly for 27 weeks (Fig S1) The adjustment in the dosing schedule was mainly based on the tolerance of dose and the occurrence ... initiation of SIT (baseline, SIT-untreated) and after the end of the SIT course (the third year, SIT-treated) (Fig S1) Control patients’ blood was also sampled at the beginning of the study PBMCs...
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Optical limitng and field emission studies of carbon nanotubes
... responsible for the improvement in optical limiting UV spectrum of the samples and non-linear scattering measurements further confirmed the validity of this mechanism In the second part of the thesis, ... on these planar substrates, thereby allowing for patterned or selective area growth By controlling the size of the pores of the catalyst, one is also able to control the diameter of the synthesized ... radiation Valence band PES allows the characterization of the Fermi level by the onset of the photoelectron emission The spectrum can also trace out the density of states at the surface, thereby providing...
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Spectroscopic studies of metal carbonyl complexes for small molecule activation
... 2.2.1 Materials and methods 35 2.2.2 Synthesis of CpMn(CO)2(RNH2) 36 2.2.3 Synthesis of CpMn(CO)2(C12H25SH) 36 2.2.4 Synthesis of CpMn(CO)2(ROH) complexes and 37 investigation of their reactions ... Mn2(CO)10 The aim is to extend the photochemical activation of water to other Mn complexes such as Mn2(CO)10 and study the similarities and differences between the two systems The scope of the study ... transition metal complexes in the field of anion binding and the effect on the metal complex upon anion binding The scope of the study involves (1) photochemical synthesis of CpMn(CO)2L complexes using...
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Tài liệu Báo cáo khoa học: X-ray crystallographic and NMR studies of pantothenate synthetase provide insights into the mechanism of homotropic inhibition by pantoate docx
... back to the position of the Fig Superimposition of the A-chain of nPS (green), the B-chain of nPS (cyan), and the substrate-free protein (1IHO.pdb; magenta) The carbon and oxygen atoms of pantoate ... O4 atoms of pantoate, respectively, whereas the similar atoms of Gln155 are hydrogenbonded to the O2 and O3 atoms of pantoate, respectively These two residues are conserved in the E coli and M ... visible The atoms of the pantoate molecule are labeled The electron density clearly defines the backbones and side chains of the residues that line the active site pantoate The Nd atom of Asp152...
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Báo cáo khoa học: Characterization of oligosaccharides from the chondroitin/dermatan sulfates 1 H-NMR and 13 C-NMR studies of reduced trisaccharides and hexasaccharides doc
... which the DS residues and GalNAc sulfation isoforms may be located together in large blocks or distributed throughout the chain These will have very different effects on molecular interactions and ... allowing an understanding of species, tissue, age and pathology related differences and the estimation of changes in CS ⁄ DS abundance and composition However, the reduction of the polymer to its individual ... oligosaccharides of up to dodecasaccharide in size has been discussed [23]; a combination of 1D and 2D NMR together with electrospray MS was employed The employment of nondestructive analytical methods in the...
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Báo cáo khoa học: NMR and MS evidences for a random assembled O-specific chain structure in the LPS of the bacterium Xanthomonas campestris pv. Vitians A case of unsystematic biosynthetic polymerization potx
... a-Fuc3NAc and the H1 and H2 of the a-Rha and by the cross peak in the gHSQCNOESY of the same anomeric proton to C2 of the a-Rha (Fig 3) Similarly, by NOESY and gHSQC-NOESY (Fig 3) the b-Rha residue ... MALDI-TOF mass spectrum of the isolated fraction are displayed in Fig 7A and B Then the sample was submitted to MALDI-PSD TOF MS analysis and the results from analysis of the ions of m/z 853.4 and ... MALDI-TOF MS were produced by partial hydrolysis of the polysaccharide thus the distribution of the proposed oligosaccharide fragments in the OPS is random On the other hand the distribution of Fuc3NAc...
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Safeguarding Public and Environmental Health: What are the Necessary Requirements of UV Reactor Validation Protocols?
... microbes that bracket the UVresistance of the target microbe For any real UV reactor tested with microbes of varying UVresistance, a plot of the measured RED versus the UV- resistance (D10, dose ... and UV systems would be designed and operated safely based on their actual measured performance When the challenge organism is not the same as the target organism and does not have the same UV ... terms of log reductions of microbes of given UV- resistance eliminates the issue of a dose distribution Typically regulatory targets for drinking water and reuse water are expressed in terms of...
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Tài liệu Báo cáo khoa học: Structural and functional studies of the human phosphoribosyltransferase domain containing protein 1 docx
... II The hood domain is mainly built up by residues from the C-terminus and consists of a two-stranded anti-parallel b-sheet composed of b2 and b9 and an a-helix from the C-terminus (Fig 1A) The ... Asp142, 2¢ and 3¢OH of the ribose and three water molecules with ˚ coordination distances of approximately 2.4 A The phosphate of the GMP is hydrogen bonded to main chain and side chain atoms of amino ... Lys173 interacts with both O6 and N7 (Fig 1C) The 2¢OH of the ribose is hydrogen bonded to the main chain and the side chain of Asp142 (Fig 1C) Both hydroxyl groups of the ribose are involved in...
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Tài liệu A REVIEW OF INDOOR AIR POLLUTION AND HEALTH PROBLEMS FROM THE VIEWPOINT OF ENVIRONMENTAL HYGIENE: FOCUSING ON THE STUDIES OF INDOOR AIR ENVIRONMENT IN JAPAN COMPARED TO THOSE OF FOREIGN COUNTRIES pptx
... the health of residents The regulation of chemical emission from furniture and the education of residents are required COMMUNICATION BETWEEN MEDICAL INSTITUTIONS AND REGIONAL HEALTH CENTERS The ... habitation The cause of the disease onset relates to a house, symptoms occur within the house, symptoms are less serious or disappear when the patient is away from the house, and when the patient ... areas complained of narrowness of their houses in the 1960 s At the time, airtight houses started to be built in urban area, and air pollution due to a lack of fresh air because of the low ventilation...
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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 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 thực tế giảng dạy tiếng nhật không chuyên ngữ tại việt nam phát huy những thành tựu công nghệ mới nhất được áp dụng vào công tác dạy và học ngoại ngữ mở máy động cơ rôto dây quấn các đặc tính của động cơ điện không đồng bộ đặc tuyến hiệu suất h fi p2 đặc tuyến mômen quay m 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 từ bảng 3 1 ta thấy ngoài hai thành phần chủ yếu và chiếm tỷ lệ cao nhất là tinh bột và cacbonhydrat trong hạt gạo tẻ còn chứa đường cellulose hemicellulose