... (C), in the presence of 100 lM MPP+ (D), in the presence of 200 lM MPP+ (E), in the presence of 100 lM MPTP and 50 lM dopamine (F), in the presence of 200 lM MPTP and 50 lM dopamine (G), in the presence ... solid line), in the presence of 100 lM neurotoxin ( , dotted line), in the presence of 200 lM neurotoxin ( , dotted line) and in the presence of neurotoxin and 50 lM dopamine (h, dashed line) • 1692 ... shows the kinetics of aggregation of a-synuclein in the presence of 100 lm MPTP and the effect of 50 lm dopamine on the aggregation process Dopamine delayed the lag phase of aggregation marginally...
Ngày tải lên: 14/02/2014, 19:20
... self-financing portfolio if and only if certain integral equations of the first kind (the “hedging equations”) have solutions Furthermore, the integral operators appearing in these equations (the “hedging ... apply part of the present theorem We now turn to the issue of so called “martingale modelling”, and remark that one of the main morals of the martingale approach to arbitragefree pricing of derivative ... turn out to be adjoint of the martingale operators • We show that uniqueness of the martingale measure is equivalent to the denseness of the image space of the hedging operators In particular, it...
Ngày tải lên: 16/02/2014, 02:20
Tài liệu Báo cáo khoa học: NMR structural characterization of HIV-1 virus protein U cytoplasmic domain in the presence of dodecylphosphatidylcholine micelles doc
... undetectable in the presence of Mn2+ The solvent-exposed C-terminus of VpUcyt probably pointed away from the surface of the micelle The three amide cross-peaks originating from the hydrophobic ... K, Hoffmann S, Bauer F, Friedrich U, Kardinal C, Feller SM, Biesinger B & Sticht H (2002) Structural investigation of the binding of a herpesviral protein to the SH3 domain of tyrosine kinase ... of the observed VpUcyt structure One of the most studied activities of VpU is the induction of CD4 degradation in the endoplasmatic reticulum of infected CD4+ cells Only the cytoplasmic domain...
Ngày tải lên: 18/02/2014, 06:20
Tài liệu Báo cáo khoa học: Suppressed catalytic efficiency of plasmin in the presence of long-chain fatty acids Identification of kinetic parameters from continuous enzymatic assay with Monte Carlo simulation ppt
... identify the site of action of the fatty acids in the plasmin molecule, the amidolytic activity of two truncated plasmin variants was examined (Fig 8) Miniplasmin (des-kringle 1-4 plasmin) contains the ... resulted in a decrease, of up to two-fold, in the kp of plasmin Considering the recently described reversible nature of the plasmin inhibition by oleic acid [3] and the changes of the kinetic parameters ... catalytic action of plasmin in the presence of stearate The p-nitroaniline (P) released in the course of hydrolysis of 40 lM Spectrozyme-PL by 20 nM plasmin in the presence of 115 lM stearate is...
Ngày tải lên: 18/02/2014, 17:20
Tài liệu Báo cáo khoa học: Altered inactivation pathway of factor Va by activated protein C in the presence of heparin doc
... activity of the reaction intermediate, FVaint This facilitated the determination of loss of FVa cofactor activity during the initial stage of inactivation and minimized the in uence of the k306 ... absence of heparin (open circles) did not differ from that obtained in the presence of heparin (closed circles) This indicates that the presence of heparin did not in uence the k306 in the partially ... transferred into new reaction tubes containing either heparin or buffer Monitoring of FVa activity in these two tubes was continued for another 25 min, during which time the loss of FVa activity in the...
Ngày tải lên: 19/02/2014, 13:20
Tài liệu Báo cáo khoa học: High activity of human butyrylcholinesterase at low pH in the presence of excess butyrylthiocholine pptx
... consistent with titration of the catalytic histidine, H438(440) The persistence of activity in the presence of the protonated form of the catalytic histidine is inconsistent with the generally accepted ... form of BuChE, as indicated In each panel, the solid circles indicate the measured kcat values, the solid squares indicate the measured bkcat values, and the lines are the result of fitting the ... excess-substrate binding appears to involve the intricate interplay of a variety of residues in the active site pH dependence of A328W Fig pH dependence for the turnover number (kcat) in the absence of excess...
Ngày tải lên: 20/02/2014, 23:20
Báo cáo khoa học: Relationship between functional activity and protein stability in the presence of all classes of stabilizing osmolytes ppt
... and DGD° values in the presence of these osmolytes are given in Table However, DGD° values of RNase-A in the presence of alanine, serine, lysine, b-alanine, taurine and dimethylglycine have not ... efficiency in the presence of this group of osmolytes Interestingly, there is a linear relationship between DDGD° and Dlog(kcat ⁄ Km) in the presence of methylamines and sugar However, the slopes of the ... different In fact, the slope in the presence of sugar osmolytes is 10 times less than that in the presence of methylamines A higher slope in the case of methylamines will mean that the total...
Ngày tải lên: 07/03/2014, 00:20
large-scale hydrothermal synthesis of wo3 nanowires in the presence of k2so4
... growth of the WO3 nanowires With the addition of different inorganic salts, the compositions and the corresponding properties of the solution are different in the hydrothermal conditions The changes ... need the anisotropy during the growth process for the nanoparticles In our experiments, the presence of the salts is also an important factor influencing the crystallization process and the growth ... morphologies of the final products were demonstrated in Fig 1a–c On the basis of the SEM check, the proportion of the nanowire morphology was estimated to be about 100% (Fig 1a) As shown in the SEM...
Ngày tải lên: 20/03/2014, 13:04
WORMS: IDENTIFYING IMPACTS ON EDUCATION AND HEALTH IN THE PRESENCE OF TREATMENT EXTERNALITIES ppt
... These results are largely robust to including the proportion of Group pupils in the surrounding area as the explanatory variable, rather than the total number of Group pupils in the surrounding ... treatment in 1998 This was partly because of confusion in the field about pupil age, and partly because in the early stages of the program several of the Kenya Ministry of Health nurses administered ... correlated among these individuals at the margin of receiving treatment 34 We have also calculated Manski bounds on within-school externalities in the presence of selection into treatment, but these are...
Ngày tải lên: 22/03/2014, 15:20
Báo cáo khoa học: Kinetic analysis of zymogen autoactivation in the presence of a reversible inhibitor pptx
... of p-amindinobenzamidine Figure 2B shows time courses for trypsinogen autoactivation in the presence of 100 lM p-amindinobenzamidine As seen in this figure, the presence of p-amindinobenzamidine ... analyze the effects of acetamidine, p-amidinobenzamidine and benzamidine on the autoactivation of trypsinogen by trypsin Figure shows time courses of trypsinogen autoactivation in the presence of ... Effect of p-amindinobenzamidine concentration on Km for autoactivation of trypsinogen by trypsin gives a straight line, indicating that p-amindinobenzamidine is a competitive inhibitor for the trypsinogen...
Ngày tải lên: 23/03/2014, 13:20
Báo cáo khoa học: "What’s There to Talk About? A Multi-Modal Model of Referring Behavior in the Presence of Shared Visual Information" potx
... above, we examined the performance of the models using hand-processed evaluations of the PUZZLE CORPUS data The following presents the results of the three different models on 10 trials of the PUZZLE ... balance of linguistic and visual salience is needed in order to account for patterns of referring behavior In the remainder of this paper, we begin by presenting a brief discussion of the motivation ... understanding of how humans make use of various forms of shared visual information in their everyday communication The development of an integrated multi-modal model of referring behavior can improve the...
Ngày tải lên: 24/03/2014, 03:20
Báo cáo khoa học: Kinetics of inhibition of acetylcholinesterase in the presence of acetonitrile doc
... the parameter estimates obtained in the absence of the inhibitors (see above) In the case of gallamine investigated in the presence of MeCN, the calculation of the kinetic parameters was based ... for the inhibition of AChE by gallamine in the absence of MeCN (B) Plot of int0 (int0)1) and int1 (int1)1) versus the reciprocal concentrations of gallamine Inhibition kinetics of acetylcholinesterase ... AChEgallamine to hydrolyse ATCh is 1.7 25% of that of free AChE Inuence of MeCN on the inhibition of AChE The inhibition of AChE by tacrine, gallamine and compound was investigated in the presence of...
Ngày tải lên: 29/03/2014, 23:20
Báo cáo khoa học: Quenched hydrogen ⁄deuterium exchange NMR characterization of amyloid-b peptide aggregates formed in the presence of Cu2+ or Zn2+ ppt
... (broken lines), either in the form of aggregates formed in the presence of Cu2+ [(i) and (iii)] or Zn2+ [(ii) and (iv)], or as fibrils formed in the presence of EDTA [(v) and (vi)] The amount of amyloid ... Error bars indicate the experimental uncertainty of the measurements observed between the Cu2+-induced and Zn2+-induced aggregates, reflecting the differences in metal-binding properties of Ab [26,30,33–35] ... formed in the presence of a molar excess of divalent metal ions failed to attain the classic morphology of amyloid fibrils [37,46] The aggregates of Ab(1–40) and Ab(1–42) formed in the presence of a...
Ngày tải lên: 30/03/2014, 01:20
Báo cáo "Thermomechanical characteristics of rigid poly(vinyl chloride) crosslinked by a peroxide in the presence of trimethylolpropane trimethacrylate " pdf
... softening depends on the melting of these crystallites, but can be changed by a chemical crosslinked network [5] The crosslinking influences on the softening point (Ts) of the PVC samples in comparing ... in the presence of phr of TMPTMA of the PVC crosslinked samples decreases with increasing concentration of TMPTMA up to 15 phr Therefore, in order to obtain PVC having the highest , 0.4 phr of ... improves the molecular mobility, melting and softening of PVC and a result, Ts decreases with increasing Table 1: Softening point of the PVC samples containing different concentrations of DAPC...
Ngày tải lên: 03/04/2014, 15:20
Báo cáo sinh học: " Recombinant Tula hantavirus shows reduced fitness but is able to survive in the presence of a parental virus: analysis of consecutive passages in a cell culture" pot
... conserved inverted repeat in the 3'-noncoding region of the S segment seems to be involved in recombi- nation events, leading, however, to the deletion of the hairpin-forming sequences (A Plyusnin, ... variant and that the lower fitness of the recombinant virus can not be increased by pre-passaging in cell culture The observed survival time of the recTULV in the presence of the Page of (page number ... Figure recombinant S RNA segments Checking of specificity of RT-PCRs for the wt and the Checking of specificity of RT-PCRs for the wt and the recombinant S RNA segments Lines 1–3: products of RT-PCR...
Ngày tải lên: 18/06/2014, 22:20
báo cáo hóa học:" Recombinant Tula hantavirus shows reduced fitness but is able to survive in the presence of a parental virus: analysis of consecutive passages in a cell culture" ppt
... conserved inverted repeat in the 3'-noncoding region of the S segment seems to be involved in recombi- nation events, leading, however, to the deletion of the hairpin-forming sequences (A Plyusnin, ... variant and that the lower fitness of the recombinant virus can not be increased by pre-passaging in cell culture The observed survival time of the recTULV in the presence of the Page of (page number ... Figure recombinant S RNA segments Checking of specificity of RT-PCRs for the wt and the Checking of specificity of RT-PCRs for the wt and the recombinant S RNA segments Lines 1–3: products of RT-PCR...
Ngày tải lên: 20/06/2014, 04:20
Báo cáo hóa học: " Performance analysis of distributed ZF beamforming in the presence of CFO" pptx
... less intensive than their fully coordinated counterpart since they only require the local processing of the beamforming weights Besides the difficult exchange of the data and CSI between the transmit ... impacts of CFO in coordinated schemes are hence worse than for point-to-point communications Because the frequency offset translates into the possibly destructive combination of the incoming streams, ... the energy toward the receiver P1 obtained by averaging the instantaneous SNR over the channel realizations and indicates the SNR gain over the single-user (SU) single-input-single-output (SISO)...
Ngày tải lên: 20/06/2014, 22:20
Báo cáo hóa học: "A new low-complexity angular spread estimator in the presence of line-of-sight with angular distribution selection" pptx
... argue that the building of the LUT using the considered steps requires a lot of time and an accurate resolution of the integral in (5) However, the LUT is computed once for all off-line and would ... distribution, γf , is the one associated with the minimum of the sum (24) (using the standard deviations of the AS estimates of distant eleˆ ments) The final mean AoA estimate, θm, is then the mean AoA ... eigenvalues, but by the product of the characteristic matrix and the eigenvectors En The estimated AoAs are then the arguments of the complex roots of the obtained pseudospectrum One drawback of the extended...
Ngày tải lên: 20/06/2014, 22:20
báo cáo hóa học: " Topological confinement in an antisymmetric potential in bilayer graphene in the presence of a magnetic field" pptx
... the continuum of free states It is seen that the spectrum of confined states is very weakly influenced by the magnetic field That is a consequence of the strong confinement of the states in the ... For the kink-antikink case, the overlap between the states associated with each confinement region allows the formation of Landau orbits Therefore, in contrast to the single kink profile, the ... oscillator strength for the ® transition In contrast to the single kink profile the shift in the intragap energies of the kink-antikink potential leads to a non-zero value for the oscillator strength...
Ngày tải lên: 21/06/2014, 02:20
báo cáo hóa học: " Joint optimization of MIMO radar waveform and biased estimator with prior information in the presence of clutter" pot
... ST (17) The problem of main interest in this study is the joint optimization of the WCM and bias estimator to improve the performance of parameter estimation by minimizing the constrained biased ... error of the clutter estimate is defined as the ratio of the estimation error of the initial total clutter power to the exact one Figure shows the CRB versus the estimation error of the initial ... on the following three cases: the CRB of two angles with exactly known initial parameters, the effect of the optimal biased estimator or prior information on the CRB, and the effect of the initial...
Ngày tải lên: 21/06/2014, 02:20