influence of fertilizer nitrogen types on water quality
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
... describe the influence of collective structural motions on the functional properties of proteins Because these calculations are traditionally performed on crystal structures their only drawback ... intermediate, followed by formation and breakdown of a second tetrahedral intermediate (EP2)TET2, and liberation of the reaction’s second product with restoration of the original free enzyme From ... understanding towards the roles of glycans on glycoprotein and glycoconjugates structure, stability, dynamics, and function [13,49–55], the influence of the degree of glycosylation on the protein biophysical...
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Báo cáo khoa học: The influence of cold shock proteins on transcription and translation studied in cell-free model systems pdf
... components of the transcription ⁄ translation machinery Discussion The expression efficiency of various genes under the control of a strong promotor is influenced by many 4695 Influence of CSPs on ... translation Fig Suppression of the CSP inhibition of CAT-expression by ssDNA Titration of poly dT7 to the combined transcription ⁄ translation of pK7CAT in the presence of TmCSP Poly(dT7) of different ... 4699 Influence of CSPs on transcription and translation was concentrated by ultrafiltration to a concentration of 3.0 mm The used molar extinction coefficient of BcCSP was 7300 m)1Ỉcm)1 [35] R Hofweber...
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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
... importance of progressing from initial plating assays (Figs 1–3) to detailed studies of growth kinetics for any full characterization of the effects of a mutation on growth in the presence of a stress ... backgrounds This investigation into the influences of aromatic amino acid auxotrophy on weak acid resistance was initiated in response to the finding that losses of Pdr12p or of Azr1p appeared to be ... grew considerably better than the wild-type (Fig 8C) Loss of either Pdr12p or Azr1p appears therefore to be beneficial for growth in the presence of high concentrations of acetate The reasons for...
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Báo cáo khoa học: The influence of temperature and osmolyte on the catalytic cycle of cytochrome c oxidase ppt
... presence of low concentrations of cytochrome c plus TMPD and ascorbate As the concentration of cytochrome c is increased, the fraction of cytochrome a that is reduced increases The fraction of cytochrome ... proton transfer are tightly coupled [16] This gives rise to the phenomenon of respiratory control In terms of the electron transfer reactions, proton transfer occurs during the reduction of the ... Figs and The influence of temperature on the ethylene glycolinhibited protein was studied in both the steady state condition and the flash induced oxidation condition Steady state condition During...
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Báo cáo hóa học: " Influence of Uniaxial Tensile Stress on the Mechanical and Piezoelectric Properties of Short-period Ferroelectric Superlattice " potx
... stress can only enhance d33 of PTO to the maximum value of 380.50 pC/N The enhancement of piezoelectricity is supported by the conclusion of uniaxial tensile stress dependency of elastic constant ... the lattice constants of the unstrained superlattice structure We have examined the accuracy of our calculations by studying the influence of different strains on the properties of BTO and PTO, ... bonds elongate remarkably with increasing stress Following the evolution of the charge density, we find that the weak Ti1-O3 bond starts to break first, followed by the Ti2-O6 bond After the bond...
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Báo cáo hóa học: "Influence of Rare Earth Doping on the Structural and Catalytic Properties of Nanostructured Tin Oxide" docx
... 250 Time (min) 100 Sn#1000 Conversion/Selectivity (%) Conversion/Selectivity (%) ð1Þ The effects of the process of segregation and de-mixing of these rare earths on the SnO2 catalytic properties ... reaction is promoted not only by basic sites but also by acidic sites of the oxide catalysts Thus, it may be suggested that the control of surfaces and modifications of the nanostructures of the ... reforming comprises a series of simultaneous reactions These reactions are more or less promoted depending on the nature of the catalyst, the type of interaction with the surface of the solid material,...
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Báo cáo hóa học: " The Influence of a Continuum Background on Carrier Relaxation in InAs/InGaAs Quantum Dot" ppt
... in-plane absorption measurements (not shown here) confirm the existence of a continuum of states in the spectral range of the QD transition energies in our samples Conclusion In conclusion, we have ... escape becomes the main non-radiative process Figure shows a comparison among the time evolutions of the different emission peaks observed in the cw-PL spectrum on a time scale of 45 ps It is clearly ... source The emission of the QDs was upconverted with a time-delayed portion of the excitation beam in a mm thick b–barium–borate (BBO) crystal The upconverted PL light was detected by a monochromator...
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Báo cáo hóa học: " Influence of GaAs Substrate Orientation on InAs Quantum Dots: Surface Morphology, Critical Thickness, and Optical Properties" docx
... followed by a reduction of the substrate temperature to 530 °C for the growth of 1.6 monolayer (ML) of InAs By in situ reflection high-energy electron diffraction, the growth rate of InAs was deduced ... histogram of the QD height of sample A; (c) AFM and (d) histogram of the QD height of sample B; (e) AFM and (f) histogram of the QD height of sample C; (g) AFM of sample D; (h) AFM of sample ... the very low QD density on (911)B surface Consequently, only a small fraction of the photon-generated electron–hole pairs can recombine through the islands, and most of them have to recombine...
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Tài liệu Influence of future air pollution mitigation strategies on total aerosol radiative forcing pdf
... precipitation formation in the presence of high sulfate concentrations (Lohmann and Feichter, 1997) Consequently, the longer lifetime leads to higher SO4 surface concentrations (iii) OH concentrations ... the conversion of the carbon mass of OC into the total mass of POM needed in ECHAM5-HAM a factor of 1.4 was applied Emissions from international shipping were not included in the IIASA emission ... (MFR:2030:DT) To demonstrate to what extent emission reduction of specific regions could impact the region itself but also other regions due to aerosol export we also conducted two “regional reduction” experiments:...
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Báo cáo "Assessment of climate change impacts on water resources in Hong-Thai Binh river basin " pdf
... order to calculate water balance on Hong-Thai Binh river basin, the options were chosen based on (i) the planning of socioeconomic development of the region, of each provinces and of each sector ... the changes of water demand for agriculture only would depend on precipitation and evaporation Case (WD1): Calculation of water demand for the periods 1980-1999 and 20202100 based on the Statistical ... planning of socio-economic development plan to 2020 of provinces in the basin (Case 2), Function Electricity generation Electricity generation Flood control Irrigation Electricity generation Flood control...
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Báo cáo khoa học: Influence of inflammation-related changes on conformational characteristics of HLA-B27 subtypes as detected by IR spectroscopy potx
... canonical conformation (green) and in noncanonical conformation (orange) Only the latter conformation allows the peptide to anchor to the HC by a salt bridge from pArg5 to Asp116 The conformation ... compilation ª 2011 FEBS 1719 Influence of inflammatory environment on HLA-B27 H Fabian et al Table Determination of the transition temperatures of HLA-B27:peptide complexes The transition temperatures ... information on the peptide–protein interaction involving His116 that is found only in B*2709:pVIPR-U5, and on its contribution to the stability of this complex The HC of B*2705 and B*2709 contain...
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Báo cáo khoa học: The influence of heterodimer partner ultraspiracle/retinoid X receptor on the function of ecdysone receptor pot
... developed to date One of the major limitations of current versions of EcR gene switches is the requirement of micromolar concentrations of ligand for induction of gene expression In phylogenetic ... concentration of RG-102240 (Fig 7) These data confirmed the results that the region of LmRXR containing helix and the two loops on either side of helix is responsible for improved performance of ... Compilation ª 2005 FEBS S R Palli et al Influence of RXR on EcR function sensitive enough to support ligand-dependent induction of reporter gene expression in vivo Discussion Fig 12 In vivo comparison...
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Báo cáo khoa học: The influence of cholesterol on the interaction of HIV gp41 membrane proximal region-derived peptides with lipid bilayers potx
... charge not respond and respond only weakly, respectively, to the electrostatic effect Depending on its molar fraction, the presence of cholesterol on POPC LUV may lead to the formation of a liquid-ordered ... enhanced by a concerted action of several membrane-binding motifs or by the particular disposition of key residues in the context of long peptides or even in the context of the full protein Bearing ... collected to draw conclusions about the interaction of peptides with large unilamellar vesicles (LUV) The fluorescence quantum yield is dependent on the polarity of the microenvironment of the Trp residues,...
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Entitling art: Influence of title information on understanding and appreciation of paintings doc
... (1993) The role of formal art training on perception and aesthetic judgement of art compositions Leonardo, 26(3), 219–227 OÕHare, D P., & Gordon, I E (1977) Dimensions of the perception of art: verbal ... responded to a painting under different titling conditions Viewers were shown each of the two paintings twice on one occasion with the original title, on the another occasion with a fabricated one ... interested in the nature of the elaboration effect on the understanding of abstract paintings Because only abstract paintings revealed effects of titling condition in Experiment 1, only these paintings...
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Báo cáo khoa học: Influence of divalent cations on the structural thermostability and thermal inactivation kinetics of class II xylose isomerases pdf
... TNXI concentration during thermal denaturation in the presence of mM Mg2+ plus 0.5 mM Co2+ The concentration of soluble protein (% of starting concentration, h) and the thermal transitions are ... concentrations and metal combinations was determined Figure shows the inactivation courses of apo-TNXI and of TNXI in the presence of mm concentrations of each of the three divalent cations (Mg2+, ... d-xylose isomerase: effect of mutations of His-220 on enzyme stability J Biol Chem 269, 2687–2694 Cha J (1999) Contribution of second metal binding site for metal specificity of d-xylose isomerase...
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Báo cáo hóa học: "Influence of Cobalt Doping on the Physical Properties of Zn0.9Cd0.1S Nanoparticles" docx
... different Low cobalt concentration samples (B0.05 M) have less distortion of the tetrahedral coordination of Co2? ions and direct band gap absorption, while high cobalt concentration samples ([0.05 ... nanoparticles with cobalt concentrations of 0.05 and 0.18 M, 0.20 Molar Cobalt Concentration Fig Variation in local strain and lattice constant with cobalt concentration in Zn0.9Cd0.1S: yCo (0.005, ... the plot of v-1 versus T (with cobalt concentration of 0.18 M) in the inset of Fig 7b does not passes through the origin Extrapolation of the linear part of this curve gives an intercepts on the...
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Báo cáo hóa học: " Tin Oxide Nanowires: The Influence of Trap States on Ultrafast Carrier Relaxation" potx
... strong plasmon resonance In conclusion, we have investigated the ultrafast dynamic behavior of SnO2 nanowires using above band gap excitation UV femtosecond pulses Transmission measurements of ... excitation photons having energy below the band gap of SnO2 show signal only at the probing region of the surface plasmon resonance Identical results were obtained when transient absorption measurements ... differential absorption of SnO2 nanowires excited with 4.00 eV photons (310 nm) at fluence of 500 lJ/cm2 and probe at different photon energies ranging from UV to near IR 831 generation of non-equilibrium...
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Báo cáo hóa học: " Influence of Surface Modified MWCNTs on the Mechanical, Electrical and Thermal Properties of Polyimide Nanocomposites" ppt
... readings of voltage drops at different portions of the sample Result and Discussion FTIR Studies Characterization Fourier Transform Infrared Spectroscopy Functionalization of MWCNTs and conversion of ... amount of acid or amine functionalized MWCNTs were separately mixed in 10 mL of DMAc by means of ultrasonication at room temperature to obtain a homogenous suspension of MWCNTs/DMAc This suspension ... degradation starts ** Temperature at which wt% of the material has degraded Fig Effect of MWCNTs contents on the electrical conductivity of the MWCNTs/polyimide nanocomposites Conclusion Fig a...
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Báo cáo hóa học: " Influence of Nanogels on Mechanical, Dynamic Mechanical, and Thermal Properties of Elastomers" pdf
... point ratio of 0.9, using silicon tip having spring constant of 40 N/m The cantilever was oscillated at it resonance frequency of *280 kHz Scanning was done at least different positions of each sample ... the second power term is the contribution of particle–particle interaction Another definitive equation for determining the modulus of a composite that contains spherical particulate inclusions in ... diffusion of these curing agents during prevulcanization and hence higher amount of crosslinking The effect of sulfur crosslinking is also very pronounced on the mechanical properties of different...
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Influence of phenolic group content in lignin expanders on the performance of negative lead–acid battery plates pdf
... increase of the phenolic content During the second test, the curves feature two regions and the influence of the content of phenolic groups is fairly complicated, which might be due to the formation of ... a function of phenolic group content in the expander of the skeleton Only a small number of Pb nuclei are distinguished on the skeleton The NAM surface here is small Hence, it can be concluded ... group content (region I) and it remains almost constant for their high phenolic content counterparts (region II) During the second CCA test, U3000 depends but slightly on the content of phenolic...
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