báo cáo khoa học: " Factors influencing the production of stilbenes by the knotweed, Reynoutria × bohemica" pps

... alongside the pot wall, for chemical analyses. The ramification of the branches was also taken intoaccount; the lengths of all the main branches risingfrom the soil, as well as the lengths of all of ... field conditions, some of the conclusions of the two-factor pot experiment. The production of bothknotweed biomass and stilbenes was comparable in the pots and in the field. The longer period required ... studying the potential of “inland” sources of resveratrol in R. × bohemica, we alsowanted to determine the content of other stilbenes inthis plant and to assess the contributions of its differentcomponents...

báo cáo khoa học: " Factors influencing the adoption of an innovation: An examination of the uptake of the Canadian Heart Health Kit (HHK)" pot

... rate the frequency of their use of a variety of informationsources, the frequency of their research use and the factors thought to influence their research use [17], and found the importance of ... Events' pub-lished by the Alberta Medical Association," and "were youaware of the existence of the HHK." Both of these ques-tions had the response options of 'yes' ... and " ;the evidence regarding the impact of using the kit on practice is available" with the same response options. The item " ;the evidence regarding the impact of using the kit on...

báo cáo khoa học: "Factors influencing success in quality-improvement collaboratives: development and psychometric testing of an instrument" pdf

... indepen-dently extracted the characteristics of the collaborativesand the theoretical conce pts influencing success fromthese papers. Then they catego rized the item s using the following definition ... understanding of the factors that deter-mine their success.Although a few studies have explored the presence of conditions for successful implementation of collabora-tives [6-9], an analysis of the ... draft the manuscript. All authors had full access to all of the data (includingstatistical reports and tables) in the study and take responsibility for the integrity of the data and the accuracy of...

báo cáo khoa học: " Factors influencing patient willingness to participate in genetic research after a myocardial infarction" pptx

... andapproves of the final manuscript. SC contributed to the data analysis andinterpretation, critically revising the manuscript, and approves of the finalmanuscript. FT contributed to the acquisition of ... association with reducedlikelihood of genetic consent. Each dot and line represents the point estimate of the effect of that variable in the model, while the line shows the 95% confidence interval. ... criticallyrevising the manuscript, and approves of the final manuscript. SSRcontributed to the data analysis and interpretation, critically revising the manuscript, and approves of the final manuscript....

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

... scheme suggested by Duggleby [13,14]in which E ¢ indicates the inactive form of the enzyme, andJ1, J2and J3are the rate constants for inactivation of the respective forms of the enzyme. In ... N is the total number of measurement points) is presented by the numbers in boxes.Fig. 3. Comparison of three models for the catalytic action of plas-min in the presence of stearate. The p-nitroaniline ... assay in the presence of stearate (Table 1). The good ﬁt of Model III pro-gress curves to the experimental data supports the concept that in the presence of stearate the catalyticmechanism of plasmin...

Tài liệu Báo cáo khóa học: Non-speciﬁc depolymerization of chitosan by pronase and characterization of the resultant products pptx

... (mL)/mass of sample (g)and the level of deacetylation was calculated by comparisonbetween the number of free amino groups (per unit weight of the sample) and the equivalent weight of GlcN [23].Circular ... requiredfor the protonation of the amine groups of samples. The number of equivalents of acid groups was calculated using the formula: [NH3+](mequiÆkg)1) ¼ 1000 · molarity(moles/L) · volume of titrant ... 200 mg KBrand 40 mg of the mixture was pelletized. The reproducibility of the spectra was veriﬁed on two preparations and the degree of acetylation (DA) was determined using the formula(A1655Æcm)1/A3450Æcm)1)...

Tài liệu Báo cáo khoa học: Mg2+-modulated KMnO4 reactivity of thymines in the open transcription complex reﬂects variation in the negative electrostatic potential along the separated DNA strands ppt

... T)11and T+2. Therefore, the measured contribution of theseforms to the integrated intensity of these two bases wasused in the calculation of the contribution of individualbases to the integrated ... Mg2+effect on the kinetics of nucleotide oxidation does notaffect the intrinsic rate of the reaction and is due solelyto the screening of the negative charge on the phos-phate group, thereby diminishing ... case of TpT, intramolecular stack-ing of thymine residues brings the two C(5)¼C(6)bonds in close proximity, thereby increasing the prob-ability of their attack by MnO4–and decreasing the effect...

Báo cáo khoa học: Site-speciﬁc phosphorylation of MCM4 during the cell cycle in mammalian cells pot

... identicalcell for the experiments in Fig. 5. Cells were selected underphase-contrast illumination, and each was brought to the center of the field of the microfluorometer. First, the intensity of DAPI fluorescence ... activity. These resultsare consistent with the notion that CDK1 ⁄ cyclin B isrequired for the phosphorylation of mouse MCM4 atthese sites. Because changes in the level of phosphory-lation at other ... consistent with the notion that the fluorescenceintensity detected by the antibodies in the G2phasewas slightly higher than detected by other antibodies(Fig. 9C). Nuclear localization of MCM4 phosphoryl-ated...

Báo cáo khoa học: Identiﬁcation and localization of glycine in the inner core lipopolysaccharide of Neisseria meningitidis ppt

... between the carbonyl carbon and the CH2protons of the glycine moiety, thus conﬁrming the identi-ﬁcation of glycine.NMR provided evidence for the exact location of the glycine moiety on the HepII ... residue was linked to the 4-position of HepII one might expect the CH2protons of the glycinemolecule to be split by the plane of symmetry from the carbohydrate ring. However, as the CH2protons ... the 3-position of HepII. Subsequently this mAb was used to identify the genelpt3 that is responsible for the transfer of the PEtn residue to the 3-position of HepII [12]. During the course of...

Báo cáo khoa học: Modular metabolic control analysis of large responses The general case for two modules and one linking intermediate docx

... increase the flux by manipulating the activity of demand. The impossibility of increasing the flux by changing the activity of a single module is due to an abrupt decrease of the control of the moduleswhen ... the sensitivity of the rate of the supply module to changes in the concentration of itsproduct and the sensitivity of the rate of the demandmodule to changes in the concentration of its sub-strate, ... is modi-fied with the extent of the change. On the otherhand, the plots as a function of r describe how the control changes with respect to the variation in the activity of the modules. In particular,...

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