determination of hrp activity using guaiacol 35 44 45
báo cáo hóa học: " Air pollution research: visualization of research activity using density-equalizing mapping and scientometric benchmarking procedures" pptx
Ngày tải lên :
20/06/2014, 00:20
... citations had to be divided by his number of publications, the publications' total number of citation was divided by the number of years of citation activity for this item ("citations per year") ... New England journal of medicine 2009, 360(4):376-386 doi: 10.1186/1 745- 6673-5-5 Cite this article as: Zell et al., Air pollution research: visualization of research activity using density-equalizing ... the database served as a measure of both public interest and scientific productivity concerning the topic of air pollution The comparison of results in "Web of Science" (26,253) and "PubMed"...
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Spectrophotometric determination of procainamide hydrochloride using sodium periodate
Ngày tải lên :
02/09/2015, 13:47
... used for the determination of procainamide hydrochloride using ceric sulfate (Sultan and Suliman, 1993), the reaction takes place in the presence of sulfuric acid and the absorbance of product ... for the determination of many organic and inorganic compounds The most important application of periodate is that of malaprade reaction (Malaprade, 1926) Various spectrophotometric methods of analysis ... 1977), and titrimetry using perchloric acid in the presence of mercuric acetate (Dunham, 1974) Various spectrophotometric reagents have been used for the determination of procainamide hydrochloride...
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Tài liệu Báo cáo " Determination of the annual beta dose by meaming beta activity using the liquid scintillation technique " ppt
Ngày tải lên :
13/02/2014, 04:20
... following steps for the determination of annual dose rate are: (i) place the thermoluminiscnece dosimeter at the field; (ii) determine the environmental radioactivity of a representative soil ... three counting The annual dose of beta (mGy/yr) was evaluated from: Dβ = 2,22.10-3.Cβ and that of gamma (mGy/yr) from: Dγ = 0.1752.Iγ, where Cβ is the specify activity of beta (Bq/kg), and (Iγ) is ... Conclusions The procedure of sampling preparation and measurement for the total alpha/beta radioactivity in ancient pottery using the liquid scintillation technique using Tri-carb 2770TR/SL with...
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Tài liệu Evaluation of physical activity programmes for elderly people - a descriptive study using the EFQM’ criteria ppt
Ngày tải lên :
14/02/2014, 06:20
... terms of their processes as well as their outcomes [11] There are many studies addressing the measurement of PA in order to identify current levels of activity and assess the effectiveness of intervention ... the perception of quality of the service produced [90] One of the most commonly used techniques for listening to customers is satisfaction surveys [44] More than three quarters of our PA programmes’ ... examples of the different aspects that must be evaluated, both in terms of people’s motivation and satisfaction, such as the development of professional careers, learning opportunities, definition of...
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Báo cáo khoa học: Determination of thioxylo-oligosaccharide binding to family 11 xylanases using electrospray ionization Fourier transform ion cyclotron resonance mass spectrometry and X-ray crystallography pot
Ngày tải lên :
07/03/2014, 17:20
... 2-O B3 3-O Glu178 OE2 HOH440 HOH438 HOH441 Tyr78 OH Tyr172 OH Tyr172 OH HOH1 HOH450 HOH357 HOH450 Glu178 OE1 HOH192 HOH436 Tyr78 OH Tyr172 OH Tyr172 OH HOH6 HOH 145 HOH372 3.08 2.60 2.55 2.52 ... weight of softwoods, 1530% of hardwoods and up to 30% of annual graminaceous plants [7,8] Endo-1,4-b-xylanases (EC 3.2.1.8) are O-glycoside hydrolases that catalyze a random hydrolysis of internal ... Ir Number of observations Number of unique reections Temperature (K) Rfactor (%) Rfree (%) Rmsd bond lengths (A) Rmsd bond angles () Number of all atoms Number of protein atoms Number of waters...
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Báo cáo khoa học: Selecting cells with different Alzheimer’s disease c-secretase activity using FACS Differential effect of presenilin exon 9 deletion on c- and e-cleavage doc
Ngày tải lên :
08/03/2014, 08:20
... dose-dependent reduction of GFP expression was observed with L-685 ,458 , a potent inhibitor of c-secretase activity [32,33] Treatment of COS-7 cells expressing the APP substrate with lM L-685 ,458 resulted ... 277, 351 13 351 17 49 Ponting, C.P., Hutton, M., Nyborg, A., Baker, M., Jansen, K & Golde, T.E (2002) Identification of a novel family of presenilin homologues Hum Mol Genet 11, 1037–1 044 50 Weihofen, ... dependent intramembrane proteolysis of CD44 leads to the liberation of its intracellular domain and the secretion of an Ab-like peptide J Biol Chem 277, 447 54 447 59 ...
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Báo cáo khoa học: Synthesis of b-mannosides using the transglycosylation activity of endo-b-mannosidase from Lilium longiflorum pptx
Ngày tải lên :
30/03/2014, 16:20
... Sasaki et al Synthesis of b-mannosides using endo-b-mannosidase A Transfer of oligomannose from different glycopeptides to GN2-PA using the transglycosylation activity of endo-b-mannosidase Total ... substrates of this enzyme are described Table Abbreviation of sugar chains used in this study Results Regio- and stereo-selectivity of transglycosylation of endo-b-mannosidase Transglycosylation activity ... altered Transfer of Man residue from M1-peptide to various pNP monosaccharides using the transglycosylation activity of endo-b-mannosidase The acceptor substrate specificity of transglycosylation...
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báo cáo hóa học: " Measuring the ICF components of impairment, activity limitation and participation restriction: an item analysis using classical test theory and item response theory" potx
Ngày tải lên :
18/06/2014, 18:20
... advantage of using IRT, as the lack of reliability at the extremes of the construct was not identified by the CTT analysis It is possible that the lack of reliable items at the ends of the I and ... analysis One of the items, I2 'What degree of difficulty you have bending and rotating your affected joint?', was written as an attempt to convert a clinician measure of the degrees of of motion ... development of a clinical tool to measure patient-perceived handicap British Journal of Rheumatology 1996, 35: 921-932 Williams A: Euroqol – A New Facility for the Measurement of Health-Related Quality -Of- Life...
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Báo cáo hóa học: " Brain-computer interfacing using modulations of alpha activity induced by covert shifts of attention" pdf
Ngày tải lên :
19/06/2014, 08:20
... (a) Page of 0.75 5.5 4.5 0.7 3.5 35 − 12 Hz 40 45 μV 0.65 50 2.5 42 44 46 48 50 52 54 56 PO9 PO10 PO7 PO3 POz PO4 PO8 O1 Alpha power (eyes closed) [dB] Oz O2 Electrode Figure Prediction of BCI ... reduce the danger of evoking event-related potentials specific to the direction of the cue The cue was a hexagon with each of the six faces pointing to one of the target discs Three of the faces were ... article as: Treder et al.: Brain-computer interfacing using modulations of alpha activity induced by covert shifts of attention Journal of NeuroEngineering and Rehabilitation 2011 8:24 ...
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Báo cáo vật lý: "SIMULTANEOUS SPECTROPHOTOMETRIC DETERMINATION OF Pb(II) AND Cd(II) USING ARTIFICIAL NEURAL NETWORKS" potx
Ngày tải lên :
07/08/2014, 14:20
... simultaneous determination of Co(II) and Ni(II) The aim in this study was the simultaneous determination of Pb(II) and Cd(II) by uv-visible spectrophotometry in some complex mixture using 4-(2pyridylazo)-resorcinol ... wavelength of 350 –750 nm A total of 18 spectral reading were obtained Three of these spectra were used for testing the trained network whilst the remaining spectra were used for the training of the ... for treatment of the data The structure of BP algorithm comprised of three layers, input, output and hidden layer Figure shows the architecture of the ANN The input layer consists of seven neurons,...
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Báo cáo khoa học: "The determination of dark adaptation time using electroretinography in conscious Miniature Schnauzer dogs" pptx
Ngày tải lên :
07/08/2014, 20:23
... beginning of each recording A) 1: of dark adaptation time; 2: 10 of dark adaptation time; 3: 20 of dark adaptation time B) 4: 30 of dark adaptation time; 5: 40 of dark adaptation time; 6: 50 of dark ... 437 -454 Gum GG, Gelatt KN, Samuelson DA Maturation of the retina of the canine neonate as determined by electroretinography and histology Am J Vet Res 1984, 45, 1166-1171 Hare WA, Ton H Effects of ... response The amplitude of the a-wave was measured from the baseline to the peak of the first negative deflection, whereas the amplitude of the b-wave was measured from the peak of the a-wave to the...
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Báo cáo lâm nghiệp: "Automatic determination of fiber orientation on OSB surface using line detection method based on small eigenvalue analysis" doc
Ngày tải lên :
08/08/2014, 00:22
... g) (1) Determination of OSB fiber orientation (4) Find the location of the edges using the following equation for non-maximal suppression: ∂ - G × g = (2) ∂n (5) Compute the magnitude of the ... arrangement of wood strands at the surface of OSB and the modulus of rupture determined by image analysis, Wood Sci Technol 35 (2001) 555–562 [7] Pinto I., Pereira H., Usennius A., Analysis of log ... on it The Canny method finds edges by looking for local maxima of the gradient of g The gradient is calculated using the derivative of a Gaussian filter The method uses two thresholds, to detect...
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Báo cáo khoa học: "Determination of patient-specific internal gross tumor volumes for lung cancer using four-dimensional computed tomography" pptx
Ngày tải lên :
09/08/2014, 09:22
... 0.21 135. 59 146.62 151.40 138.72 0.18 221.50 230.85 233.74 222.22 0.62 23.87 30.59 29.98 23.33 0.11 446 .14 450 .31 458 .21 439.86 0.96 242.38 265.47 268.58 244. 76 0.14 347.06 368.97 373.61 351 .46 ... the MIP of the 4-D CT data set and then modifying these contours using visual verification of coverage in each phase of the 4-D CT data set to produce IGTVMIP-Modified Visual verification of coverage ... of any two 3D volumes A and B is defined as the ratio of the intersection of A with B to the union of A and B, that is, MI = A∩B A∪B As can be deduced from this equation, the maximum value of...
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báo cáo khoa học: "Long-term exposure of CdTe quantum dots on PC12 cellular activity and the determination of optimum non-toxic concentrations for biological use" docx
Ngày tải lên :
11/08/2014, 00:22
... (111) plane of cubic zinc blend CdTe [50] We have previously shown that although the presence of gelatine during the synthesis of the QDs can influence the rate of QD growth and QY [44] , it does ... proliferation, growth and metabolic activity Effect of QDs on cellular activity The consequence of co-incubating classical molecules on the cell viability can be reliably predicted using single assays [52], ... the intensity (arbitrary units) of the dye emission is of the order of ~103 while the QDs display ~102 Thus, any energy transferred to the dye would be of an order of magnitude lower and would have...
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báo cáo khoa học: "Determination of the volume-specific surface area by using transmission electron tomography for characterization and definition of nanomaterials" docx
Ngày tải lên :
11/08/2014, 00:23
... smoothed using a × × averaging of voxels (downsampling) Using the ‘Create Surface’ function of Amira, a surface was derived from the isosurface, which allowed measurement of the surface area of the ... composed of similarly sized primary subunits The size of the subunits of the aggregates of NM-200 is relatively constant: they measure approximately 20 nm in diameter The size of the subunits of different ... To evaluate the influence of missing wedge artifacts on the reconstruction and on the precision of the estimation of the surface area and volume of such NM, ET analyses of spherical colloidal gold...
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Báo cáo y học: "Immediate determination of ACPA and rheumatoid factor - a novel point of care test for detection of anti-MCV antibodies and rheumatoid factor using a lateral-flow immunoassay" pdf
Ngày tải lên :
12/08/2014, 14:22
... respectively Results were dichotomized on the basis of being above or below the limit of quantification of the ELISA (cut-off anti-MCV 40 U/ml, cut-off RF-IgG 30 U/ml) for RF-IgG (Table 2) The positive ... results led to an overall sensitivity of 69.3% for detection of anti MCV antibodies and of 55.6% for RF-IgG as well as to a specificity of 99.7% for MCV and of 97.2% for RFIgG Overall, correlation ... anti-human IgG During development of the assay, the amount of goldconjugated anti-human IgG, the number of conjugated colloidal gold particles, and the amount of anti-human IgG were empirically...
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Báo cáo y học: "Measurement of endotoxin activity in critically ill patients using whole blood neutrophil dependent chemiluminescence" pps
Ngày tải lên :
12/08/2014, 18:21
... reassayed using the EAA This treatment resulted in complete abrogation of the endotoxindependent signal in the majority of samples Prevalence of endotoxaemia Using the EAA, 43 out of 74 patients ... assay MOD score 5.0 ± 3.0 Determination of endotoxin using the LAL technique was conducted with the Associates of Cape Cod LAL assay (Pyrochrome Assay Kit; Associates of Cape Cod, Falmouth, MA, ... endotoxaemia; P = 0.014) Using the EAA method, patients who were hypotensive on admission had a mean endotoxin level of 440 ± 350 pg/ml, versus Table Endotoxin levels as a function of reason for intensive...
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Báo cáo y học: " Theoretical basis for reducing time-lines to the determination of positive Mycobacterium tuberculosis cultures using thymidylate kinase (TMK) assays" ppt
Ngày tải lên :
13/08/2014, 16:21
... (possibly representing: a = multiple of the levels of TMPKmyc required to salvage a mole of dTMP during the exponential phase of M.tb growth; b = factor of levels of TMKmyc required to phosphorylate ... valid for the purpose of reducing time-lines to the reading of TB cultures What may be affected is drug resistance profiling, since this requires measurement of the levels of TMK in the culture ... characteristic of the growth of microbes in culture Note the existence of an initial slow growth phase, followed by an exponential stage and finally a stationary phase the level of TMKmyc within...
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Determination of endocrine disrupting compounds in environmental samples using microextraction combined with gas chromatography mass spectrometry
Ngày tải lên :
16/09/2015, 17:12
... and the effects of these EDCs on humans and wildlife Endocrine disruption mechanisms include antagonism of hormones and inhibition of the synthesis and metabolism of hormones Many of the known EDCs ... impaired as a result of the atmospheric emission of PAH and a range of other organic pollutants [25] Industrial wastes and domestic sewage often also contain high concentrations of particulate and ... l-1 of each APs and BPA 26 Linear range, limits of detection and precision of HS-SPME of each analyte are listed in Table 2.1.2 10 15 Retention time Figure 2.1.1: HS-SPME after extraction of artificial...
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Survey of cellular factors modulating the HIV 1 integration complex activity using a unique protein screening system in vitro
Ngày tải lên :
01/10/2015, 17:27
... 45 3.4 Validation of candidate PIC modulators— effect of E coli-produced candidate E3 ligases on PIC activity 51 3.5 Characterization of RFPL3 as an in vitro enhancer of HIV-1 ... 54 3.5.1 Determination of the functional domain in RFPL3 essential to the enhancement of PIC activity in vitro 54 3.5.2 DNA-binding ability of RFPL3 58 3.5.3 Effect of RFPL3 on ... mediating enhancement of PIC activity 85 4.4.1 Comparing the conserved domains of RFPL3 with that of a protein of known effect on HIV-1 to elucidate a possible mechanism of action 85 4.4.2 Evaluation...
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