studies of interventions that included regular math time incorporatedmath into other aspects of the school day and used games to reinforce math skillsand contributed to the level of evidence rating
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
Ngày tải lên :
19/02/2014, 00:20
... 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 also shown at the top, ... to the sizes of the Fig Stopped-flow analysis of the binding of HPO to SaDHNA The concentration of SaDHNA was lM, and the concentrations of HPO were 10, 20, 30, and 40 lM for traces 1, 2, 3, and ... i.e the deprotonation and reprotonation of C2¢ The alternative reaction can be initiated by deprotonation of C1¢ and protonation of N5 to form an enol intermediate, which can turn into a keto...
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Báo cáo khoa học: Structural studies of the capsular polysaccharide and lipopolysaccharide O-antigen of Aeromonas salmonicida strain 80204-1 produced under in vitro and in vivo growth conditions docx
Ngày tải lên :
23/03/2014, 13:20
... resulting from the presence of both the amide and nonamide forms of GalNAcA and broadening due to high viscosity of the polysaccharide Hence, in order to confirm the configuration of the sugars and structure, ... rate of lLỈmin)1 An electrospray stainless steel needle (27 g) was butted against the low dead volume tee and enabled the delivery of the sheath solution to the end of the capillary column The ... comparison of its MS with that of the reference compound The absolute configuration of glycoses was established by capillary GLC of their acetylated (-)-2-butyl glycosides, according to the method of...
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Báo cáo khoa học: "Comparative studies of the water relations and the hydraulic characteristics in Fraxinus excelsior, Acer pseudoplatanus and A. opalus trees under soil water contrasted conditions Damien Lemoinea, Jean-Paul Peltierb and Gérard" pdf
Ngày tải lên :
08/08/2014, 14:21
... common and widespread throughout the North Alpine region [11] The objectives of this study were to assess the water status of the plants by monitoring the diurnal changes in stomatal conductance and ... taken randomly from the same position, and which had been submitted to the same illumination level, were used in the different species Since the diurnal changes of stomatal conductance and transpiration ... determined by measuring the changes of the leaf weight when the flow became constant The specific conductibility of the leaf was calculated as the ratio between F and P, and related to the leaf area (Ks,...
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Báo cáo y học: " Single cell studies of the cell cycle and some models" pps
Ngày tải lên :
13/08/2014, 22:22
... cells of fission yeast – a long way from the early days of using a ruler to measure the length of yeast cells on projected film images Another point that should be raised here is that the new ... macromolecular synthesis For instance, there are two peaks in the rate of protein synthesis, one in the S period and the other in G2 (Mittermayer et al, [21]) General conclusion It would appear that there ... organism are two of the parameters that can be measured in single growing cells So is dry mass by interferometry But there others, of which one of the most interesting is the use of the Cartesian diver,...
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The application of the park ride and TOD concepts to develop a new framework that can maximise public transport patronage
Ngày tải lên :
07/08/2017, 15:52
... growth of our cities since the Second World War The expansion of the population into the middle and outer suburbs has been facilitated by cheap and ready access to the private car and the desire to ... interested in the interaction between travel demand and the type and location of activities, as a factor in land use The form and extent of travel demand is determined not only by the kinds of land uses, ... was chosen from the Port of Brisbane in the east to Taringa in the west, then north to town centre of Caboolture This area included the northern sector of Brisbane City, all of Pine Rivers Shire,...
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Báo cáo y học: "The organisation of the stress response, and its relevance to chiropractors: a commentary" pdf
Ngày tải lên :
13/08/2014, 14:20
... projects to the lateral hypothalamus to mediate the activation of sympathetic component of the ANS [36]; projections to the dorsal motor nucleus of the vagus are involved in the activation of the ... are sometimes referred to as "type M" conditions To justify the relevance of the management of the "type O" condition, the chiropractic profession has usually cited the presence of the somatovisceral ... of the hypothalamus to increase the secretion of principal neuropeptide CRH and arginine vasopressin (AVP) into the hypophyseal portal bloodstream These secretions are thence transported to 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"
Ngày tải lên :
02/11/2012, 11:08
... established the primary role of the auditory temporal cortex in MMN generation, supporting the independent storage and examination processes of auditory stimuli in the auditory cortical region [14] Evidence ... 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 ... 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...
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Tài liệu SURVEY OF CASE STUDIES OF THE USE OF KNOWLEDGE MANAGEMENT IN SOFTWARE ENGINEERING docx
Ngày tải lên :
16/01/2014, 16:33
... introduction of new programming languages, and supporting tools to assist in development The goal is usually to increase productivity and quality of the developed software The outcome of several of these ... Extranet has supported the work on the project and saved time , it is also “easier to find documents and other information” Further claims are that the “use of project management and software engineering ... change and error information and results on static analysis on delivered code was collected, and used to develop predictive models and to refine the software processes that were used The results of...
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Tài liệu Báo cáo khoa học: Structural and functional studies of the human phosphoribosyltransferase domain containing protein 1 docx
Ngày tải lên :
15/02/2014, 01:20
... compounds of substrates, products and regulators of other enzymes in the human nucleotide metabolism (Table S1) The library can then be seen to constitute the specific metabolome of the nucleotide ... bonds to main chain atoms, whereas the side chain of 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) ... the spectrophotometric methods Because the enzymatic activity of PRTFDC1 towards hypoxanthine and guanine is only 0.26% and 0.09%, respectively, of the activity of HPRT, the role of the PRTFDC1...
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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
Ngày tải lên :
17/02/2014, 22:20
... related to 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 ... falling into 494 Vol 56 (2010) asynchronization.131) Living Style Nakayama and Morimoto revealed the risk factors of lifestyle on symptoms of sick building syndrome, and suggested that modification of ... patient enters the house, the symptoms always occur.21) SHS is also classified into four types: type (symptoms of chemical intoxication), type (symptoms developed possibly due to chemical exposure),...
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Tài liệu Báo cáo Y học: Molecular modeling of the dimeric structure of human lipoprotein lipase and functional studies of the carboxyl-terminal domain docx
Ngày tải lên :
21/02/2014, 15:20
... established Of two possible dimeric structures of LPL, the head-tohead and the head -to- tail models, the studies of the chimeric proteins of hepatic lipase and LPL and the tandem repeat approach of LPL ... the N-terminal domain of one subunit and the substrate recognition site in the C-terminal domain of the other face each other, thereby bringing together the substrate-binding and catalytic functions ... in the same direction with the heparin-binding domain at the N-terminal end [14] The other is a cluster of tryptophans (Trp390, Trp393, and Trp394) exposed to the surface (Fig 1A) The cluster of...
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Tài liệu Euphorion Being Studies of the Antique and the Mediaeval in the Renaissance - Vol. II pot
Ngày tải lên :
21/02/2014, 21:20
... hills to the north, into the widening torrent valleys of the Modenese Apennines to the south, the Marquisate of Este stretches up into feudalism, into chivalry, into the imaginative kingdom of the ... Roland and the picture of the dying Renaud, I would fain bring before you before speaking of the Euphorion, by Vernon Lee 15 other Roland and the other Renaud, the Orlando of Ariosto and the ... saints, founders of orders, kneel one behind the other, and by their side stand apostles and doctors of the Church; admitting them to the sight of the super-human, with the gesture, the bland, indifferent...
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Báo cáo khoa học: Fluorescence studies of the replication initiator protein RepA in complex with operator and iteron sequences and free in solution pdf
Ngày tải lên :
07/03/2014, 04:20
... from the binding stoichiometry together with the shape of the binding curves (Fig 3), it is safe to conclude that the quenching does not affect the RepA–DNA binding equilibria, and thus that ... should further be noted that the presence of 20% free RepA in the case of the 1DRshort complex will lead to a slight underestimation of the rotational correlation time There appears to be linear ... titration In the fits, the protein concentration was left free, to serve as an indicator of stoichiometry In the case of 1IR, the fit resulted in a binding stoichiometry of : 1, i.e dimer binding The reactant...
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Báo cáo Y học: Functional studies of the Synechocystis phycobilisomes organization by high performance liquid chromatography on line with a mass spectrometer docx
Ngày tải lên :
08/03/2014, 16:20
... of protons attached to the basic sites of the amino-acid sequence The m/z values for the ions have the general form [M + zH]/z, where z equals the number of protons attached It follows that the ... component In contrast, the other three bands contain essentially a- and b-phycocyanin in stoichiometric amounts Injection of band into the HPLC-ESI-MS system revealed the presence of four proteins ... loaded onto 0–60% sucrose gradient The bands are labeled starting from the top of tubes Right part: RP-HPLC chromatogram of the second sucrose band loaded onto a C4 column The arrow indicates the...
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Báo cáo khoa học: Studies on the regulatory properties of the pterin cofactor and dopamine bound at the active site of human phenylalanine hydroxylase pptx
Ngày tải lên :
17/03/2014, 09:20
... cofactor onto the structure of the ligandfree rPAH (containing the regulatory and catalytic domains) [19] revealed that both the reduced and the oxidized cofactor interact with the N-terminal autoregulatory ... required for the cofactor inhibition of phosphorylation (data not shown) The molecular basis for the negative modulatory effects of the pterin cofactor and dopamine binding to wt-hPAH and their reversal ... conformation and hydrogen bonding network of the pterin cofactor in the three structures Superpositions of the binary and ternary complexes of hPAH onto the crystal structure of the ligand-free dimeric...
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Báo cáo khoa học: Antimicrobial and conformational studies of the active and inactive analogues of the protegrin-1 peptide docx
Ngày tải lên :
22/03/2014, 21:20
... at the two spatial tips of the molecule, at the N-terminus with Arg1 and in the turn in the presence of Arg7 and Arg9 (see Figs and 4) The shorter analogue, BM-2, was the most flexible of all the ... of the peptide Two hydrophilic regions were located at the two spatial tips of the molecule, at both termini with Arg1 and Arg17, and in the turn in the presence of Arg8 and Arg10 (see Figs and ... (pH 7.2) and 50% reduction of the initial inoculum They also used another strain of C albicans ATCC 90029 In our work, we used Sabouraud 5% glucose medium, pH 7.4 and 99% reduction of the initial...
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Báo cáo khoa học: Studies of the ATPase activity of the ABC protein SUR1 pptx
Ngày tải lên :
23/03/2014, 09:20
... over the time course of the assay, and remained linear in the presence of inhibitors Because both the ATPase activity and the Km are rather low, no substrate depletion was observed over the time ... activity at NBD1 and NBD2 remains the same in full-length SUR1 (i.e that of NBD1 is 20% of that of NBD2), then the marked inhibition of ATPase activity of SUR1 suggests that the WA mutation ... association and that this may contribute to formation of the octameric KATP channel complex Here we show that the ATPase activity of SUR1 alone differs from those of both the isolated NBDs and of the...
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Báo cáo khoa học: High-resolution NMR studies of the zinc-binding site of the Alzheimer’s amyloid b-peptide pdf
Ngày tải lên :
23/03/2014, 10:20
... and 17, and a total loss of the Phe4 signal when 40% of the peptide is bound to copper The signals of residues and 15 also show a signal intensity decrease, but not as prominent as for the others ... indicating that the aromatic ring of Tyr10 is not involved in binding of the metal Instead, the e and d resonances of the histidines show significant intensity losses, of > 80% The d-proton signals of ... imidazole rings of the histidines and the amino group in the N-terminus Use of the signal intensity reduction of the 1H–13C HSQC crosspeaks to estimate the dissociation constant of zinc yields...
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Báo cáo Y học: Engineering and mechanistic studies of the Arabidopsis FAE1 b-ketoacyl-CoA synthase, FAE1 KCS pot
Ngày tải lên :
24/03/2014, 03:21
... inactive enzyme Taken together, the analysis of the decarboxylation activity and characterization of the mutants of the putative catalytic triad strongly support the hypothesis that the membrane-bound ... Vent DNA polymerase, and the amplified PCR products were subcloned into the yeast expression vector, pYES2 These constructs were sequenced to confirm the presence of mutations and that no errors were ... that due to its potential to form hydrogen bond, glutamine residue is still capable of stabilizing the thiolate of the active site cysteine The lower activity, compared to the wild-type, of the...
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