... of real and ghost solid nodes on the left hand side and the right hand side of the interface, respectively and (b) presence of real solid nodes on both sides of the interface 4.3 Schematics of ... on the right side of the interface, and (b) the ghost nodes on the left hand side of the interface 3.7 Test Example 1: Comparison of the velocity and stress profiles between the ... Schematic of η-ξ coordinate system (a) presence of real and ghost solid nodes on the left hand side and the right hand side of the interface, respectively and (b) presence of real...
Ngày tải lên: 09/09/2015, 11:24
... an understanding of the evolution of the wave spectrum The measurements were obtained along an array located to the west of the isle of Sylt in the German bight of the North Sea In the summer ... the average depth of the North Pacific is of the order of five kilometres As a consequence, the phase speed of these long waves may become quite large, of the order of 800 km/h Comparing deep and ... of my interest in wave prediction and, in the back of my mind, with the hope that perhaps I could study now the consequences of the slowing down of the airflow in the presence of ocean waves The...
Ngày tải lên: 24/04/2014, 17:00
Tài liệu Báo cáo khoa học: Modeling of tRNA-assisted mechanism of Arg activation based on a structure of Arg-tRNA synthetase, tRNA, and an ATP analog (ANP) ppt
... Od1 of the side chain of Asn87 in the S4 strand, with ˚ ˚ distances of 2.82 A and 2.97 A, respectively The plane of the base of A20 and the end plane of the carbamoyl group of Asn87 are out of ... distances between the a-NH2 group of Arg and the main chain C@O of Ser151 and O of the side chain of Asn153, and the distances between the guanidinium moiety and the side chains of Glu148 and Asp351 ... chains of Val82 and Tyr85 in the turn (Val82-Asn83Gly84-Tyr85) between the S3 and S4 strands and the hydrophobic side chains of Pro34 and Leu38 N1 and N6 of the base of A20 lie close to Nd2 and...
Ngày tải lên: 18/02/2014, 11:20
Tài liệu Báo cáo khoa học: Analysis of proteins and peptides on a chromatographic timescale by electron-transfer dissociation MS ppt
... pair of fragment ions of type c¢ and z¢Æ Subtraction of the m ⁄ z values for the fragments within a given ion series that differ by a single amino acid affords the mass and thus the identity of the ... observed ions of type c¢ and z¢Æ define sequences at the N-terminus and C-terminus of the protein, respectively These sequences match to the 50S ribosomal protein, L34 Lines above and below the protein ... modified and unmodified versions of the L34 protein are present in a ratio of : 20 Analysis of the spectra recorded on the other peaks in the base peak ion chromatogram allowed us to detect and identify...
Ngày tải lên: 18/02/2014, 16:20
Báo cáo "Numerical study of long wave runup on a conical island " pdf
... simulation and experiment. The horizontal axis in the figure indicates the angle between the line drawing from the center of the island to the point of runup measurement and the y direction. The ... direction. The angle of 0 degree means that the measuring point is at the right side of the island and on the line through the center of the island and normal to the incident ... Fig. 5. Runup of water around the island due to the solitary wave (270 deg.: at foreside in the normal direction of wave propagation; 90 deg.: at the leeside of the island; 0 deg.: at the right side of the island; and 180 deg.: at the left side of the island). ...
Ngày tải lên: 14/03/2014, 15:20
Báo cáo hóa học: " Enhancements of thermal conductivities with Cu, CuO, and carbon nanotube nanofluids and application of MWNT/water nanofluid on a water chiller syste" docx
... shows the normalized thermal conductivity of Cu, CuO, and MWNT nanofluids as a function of the volume fraction The k is the thermal conductivity of nanoparticles suspensions and the kbase is the thermal ... at vol.% The thermal conductivity property is enhanced by the presence of CuO nanofluids On the other hand, the increase of viscosity Page of 13 may offset the benefit from enhanced thermal conductivity ... thermal conductivity of the base fluid The thermal conductivity ratio enhancements of CuO and MWNT nanofluids increase with the increase of volume fraction of CuO and MWNT The thermal conductivity...
Ngày tải lên: 21/06/2014, 04:20
Báo cáo toán học: "The Action of the Symmetric Group on a Generalized Partition Semilattice" potx
... Hi,j,r for some r, then i and j are in the same block of π(Y ) Therefore, each Ci is a block of π(hσ ) Then dim(hσ ) is the number of blocks of π(hσ ) and the number of cycles of σ For example, ... on the homology of Q is (−1)r times the M¨bius function of the poset Note that in many papers, the dimension of the homology of the null chain is In that case, the character is (−1)r+1 times the ... then Πn is a lattice There has been a lot of work on Πn , and the action of the symmetric group Sn on it An element of Sn permutes the elements of [n] = {1, 2, , n}, and therefore acts as an...
Ngày tải lên: 07/08/2014, 06:20
Báo cáo y học: "Direct interaction of immunoglobulins with synovial fibroblasts: a missing link in the pathogenesis of rheumatoid arthritis" potx
... transformation), that leads to alteration in their apoptotic response, the attachment of these cells to articular cartilage and subsequently to the degradation of the cartilage matrix [11, 13] This notion ... as the SCID-mouse in vivo model of cartilage destruction Although a number of molecular pathways have been identified that contribute to the stable activation of RASFs, the precise cause and ... before being exposed to the immunoglobulins Consequently, the data suggest that the local stromal environment in the joint (and based on previous data from the group other organs as well [14])...
Ngày tải lên: 09/08/2014, 06:22
Báo cáo y học: "Validation and refinement of gene-regulatory pathways on a network of physical interactions" pps
... details of the computation of expression coherence and the selection of the gene sets are described further in Materials and methods and [23] As shown in Figure 3a, the gene set downstream of MSN4 ... of reduction of model entropy The entropy of a set of ambiguous model annotations is given by: The expression coherence of a set of genes measures whether the expression levels of these genes ... selected using the information-based score will clarify the regulatory roles of about 70% of the ambiguous interactions The learning rate of the final 30% becomes very slow because these interactions...
Ngày tải lên: 14/08/2014, 14:21
Báo cáo y học: "Proteomics studies confirm the presence of alternative protein isoforms on a large scale" pptx
... representation of the LOLA gene The figure shows a representation of the seven variants detected by the two analyses Coding exons are shown in shades of gray and the position of the BTB and zinc-finger ... Comparison of the percentage of each amino acid found in the Bodenmiller peptides and in the Drosophila proteome (b) Comparison of the proportion of each amino acid in the Brunner peptides and the Drosophila ... used the same protein database to assign peptide sequences to the generated tandem mass spectra, facilitating the comparison of the two datasets The extent and coverage of these two sets of peptides...
Ngày tải lên: 14/08/2014, 21:20
Estimating the annual range of global illuminance on a vertical south facing building facade
... while the solar azimuth angle is the angle of the sun on the horizontal from the due south The altitude and azimuth angles can in turn be determined using the site latitude and longitude values, the ... value of 0.2 typically assigned and 𝐸 𝑔𝑖 is the illuminance reflected off the ground in KLx The incident global solar radiation is then the sum of direct beam radiation, sky radiation, and the ... like skylights In the northern hemisphere, the south facing facades of a building offer the most daylight entry and in addition, also offer the most control on ingress of direct sunlight using...
Ngày tải lên: 09/09/2015, 10:17
Theory of nonequilibrium transport based on a class of chaotic fluctuations
... x(t) is the coordinate of the particle in one-dimension and V (x) = dV (x)/dx The Langevin equation relates the deterministic and conservative part of the dynamics on the left-hand side with the ... instantaneously and the lag causes the damping force, which takes energy away from the particle On the other hand, ξ(t) captures the incessant collision of the fast molecules, and it is where ... On the other hand, the absence of exponential instability in some of these models has led to the conclusion that microscopic chaos is not necessary for the occurrence of normal diffusion [42] and...
Ngày tải lên: 16/09/2015, 17:11
STRUCTURES OF ADSORBED HALIDE ANIONS ON a COPPER ELECTRODE STUDIED BY IN SITU SCANNING TUNNELING MICROSCOPY
... film growing ontop of the iodide precovered Cu(100) [24] To accentuate the new structure of this film a close-up view at the atomic level is shown at the initial and final stage of the film formation ... processes The two first bumps, i.e the features labeled P1 = +45 mV and P3 = −10 mV ′ are formed due to the dissolution of the 2D CuI film, the highly intensive peak P2 at E = −190 mV arises from the ... Nowakowski (Pol Academy of Sciences, Warsaw), Tsay (University of Technology, Taipei), etc., In the present contribution, the interaction of chloride and iodide anions with the surface of a Cu(100) electrode...
Ngày tải lên: 30/10/2015, 20:57
THE EFFECTS OF RENORMALZATION EVOLUTION GROUP ON a s4 FLAVOR SYMMETRY
... Fig Prediction of ηB as a function of a and cos φ The prediction of ηB is shown in figure as a function of a (left panel) and of cos φ (right panel) The solid horizontal line and the dotted horizontal ... to the gauge group of SM Among the flavor symmetry groups, the model builder recently focus on A4 , T and S4 groups The common features of these models are: they exist at high energy level, they ... study the S4 models in the context of a seesaw model which naturally leads to the TBM form of the lepton mixing matrix In this model, the combination Yν Yν† is real matrix and the heavy right-handed...
Ngày tải lên: 31/10/2015, 10:43
Cd toxicity effects on growth, mineral and chlorophyll contents and activities of stress related enzymes
... of both total Cd content in the soil and its extractability, but yielding no information on either the fraction of Cd available to plants or the amount taken up by roots and translocated to the ... blanks and a reference material (ryegrass BCR 281, Community Bureau of Reference, Commission of the European Communities) treated in the same way Only one determination of the concentration of Cd and ... mortar and ground in mL of 0.1 M Tris-HCl buffer (pH 7.8) containing mM DTT and mM EDTA, and centrifuged at 12,000 g (4 ◦ C for 10 min) The supernatants were collected and the activities of the...
Ngày tải lên: 15/03/2014, 23:22
Báo cáo khoa học: Protective effect of active oxygen scavengers on protein degradation and photochemical function in photosystem I submembrane fractions during light stress pdf
... specificity of the various active oxygen scavengers used that only the generation of 1O2 is responsible for the photooxidation effects The role of active oxygen scavengers in the protection of the structure ... from the changes in first derivative spectra that further demonstrate the gradual time-dependent alteration in the position of the major peak in the red region (Fig 2, insert) On the other hand, ... were 18 and 11 nm in the presence of histidine and n-propyl gallate, respectively, after 10 h of illumination (Fig 3C) In the presence of catalase and SOD the changes in fluorescence and peak...
Ngày tải lên: 16/03/2014, 18:20
Báo cáo khoa học: Interaction of DAPI with individual strands of trinucleotide repeats Effects on replication in vitro of the AATÆATT triplet docx
... triplet sequences, the specificity of the observed effects confirms the higher selectivity of DAPI for the minor-groove of the ATT-triplet with respect to all the other individual strands of trinucleotide ... also supported by the observation that the first 10 bases of the GC-rich random sequence of the AAT- and ATT-templates are copied without any pausing in relation to the drug-free syntheses This provides ... attributed to the (ATT)10 region (located at the 5¢-end of the ATT-template) folding into a hairpin-like structure The double helix of the hairpin stem, stabilized by the binding of DAPI into the minor-groove...
Ngày tải lên: 16/03/2014, 23:20
Báo cáo khoa học: NMR studies on the interaction of sugars with the C-terminal domain of an R-type lectin from the earthworm Lumbricus terrestris pot
... particularly H4, and barely interacts with the region of H1 and the O-methyl group The crystal structure of EW29Ch with lactose showed that the O2, O3 and O4 atoms of the galactose residue of lactose ... NH of Trp33 disappeared The broadened signals sharpened at the position of the second signal at [sugar] ⁄ [EW29Ch] = 3–4 and the resonance signal of the side-chain NH of Trp33 appeared at the ... residue and subdomain c of EW29Ch was not observed; (b) the B-factor of the side chain of Lys105 was high, indicating that the side chain of Lys105 is flexible; (c) in this NMR study, the Kd of the...
Ngày tải lên: 23/03/2014, 04:21
Báo cáo khoa học: The influence of cholesterol on the interaction of HIV gp41 membrane proximal region-derived peptides with lipid bilayers potx
... destabilizing them [15,16] and the presence of cholesterol and sphingomyelin (major components of the viral membrane) have an important role for the membrane perturbing actions of the peptide [17,18] There ... Veiga and M A R B Castanho The membrane interaction behaviour of MPRP-C and MPRP-I is independent of the membrane phase but not of the presence of charged lipids Cholesterol does not reduce the ... cholesterol (–)] The solid lines are fittings of eqn (1) to the experimental data [L] is the concentration of the lipid available in the outer leaflet kexc ¼ 280 nm and kem ¼ 353, 360 and 356 nm for...
Ngày tải lên: 23/03/2014, 07:20
Báo cáo khoa học: Weak organic acid stress inhibits aromatic amino acid uptake by yeast, causing a strong influence of amino acid auxotrophies on the phenotypes of membrane transporter mutants ppt
... then Sal1-digested and cloned into the SalI site located between the ADH1 promoter and terminator of expression vector pAD4M [14] The correct DNA sequence of the TAT2 insert of the resulting vector ... from the Euroscarf collection that lack specific enzymes of the aromatic amino acid biosynthetic pathway These were then tested for their sensitivities to both acetate and sorbate Growth of the ... findings of a decreased acetate resistance with the loss of Pdr12p in the trp1-D63 genetic background We therefore investigated Fig The effects of Pdr12p overexpression on growth in the presence of...
Ngày tải lên: 23/03/2014, 21:20