determination of hrp activity using abts 42 43

... 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") ... distributed to several countries A com- Page of mon data processing program was used to display the results in tables, charts and diagrams Software using the method of density-equalizing mapping was employed ... 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"...

Ngày tải lên: 20/06/2014, 00:20

... 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...

Ngày tải lên: 02/09/2015, 13:47

... that of gamma (mGy/yr) from: Dγ = 0.1752.Iγ, where Cβ is the specify activity of beta (Bq/kg), and (Iγ) is gamma dose rate (µR/h) Water in the pore of pottery or in the soil absorbs some parts of ... 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 ... 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...

Ngày tải lên: 13/02/2014, 04:20

... and/or indicators of the programme’s impact in society (Table 9) In Key performance results, one coordinator mentioned assessments of the quality of the service delivered and 42, 31% of the coordinators ... 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 ... 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...

Ngày tải lên: 14/02/2014, 06:20

... inhibitors: structural and thermodynamic dissection of the binding of isofagomine and 1-deoxynojirimycin to b-glucosidases J Am Chem Soc 125, 1431 3 1432 3 42 Varrot A, Tarling CA, Macdonald JM, Stick ... 119, 433 434 68 Peschke M, Verkerk UH & Kebarle P (2004) Features of the ESI mechanism that affects the observation of multiply charged noncovalent protein complexes and the determination of the ... 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...

Ngày tải lên: 07/03/2014, 17:20

... calculated as the ratio of mean linear fluorescence (MLF) of inhibitortreated cells (grey solid line) to the MLF of DMSO treated cells (black solid line) after subtraction of the MLF of the mock-transfected ... Effect of presenilin expression on fluorescence and Ab-secretion Presenilin is required for 40 42 cleavage, or c cleavage (for the release of Ab40 )42) , and 49 cleavage, or e cleavage, of APP The ... (1999) Alzheimer’s disease: correlation of the suppression of beta-amyloid peptide secretion from cultured cells with inhibition of the chymotrypsin-like activity of the proteasome J Neurochem 73,...

Ngày tải lên: 08/03/2014, 08:20

... 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...

Ngày tải lên: 30/03/2014, 16:20

... 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 ... JA: An examination of the psychometric properties of the physical self-description questionnaire using a polytomous item response model Psychology of Sport and Exercise 2004, 5 :423 -446 Prieto L,...

Ngày tải lên: 18/06/2014, 18:20

... (2010) doi:10.1186/1 743- 0003-8-24 Cite this article as: Treder et al.: Brain-computer interfacing using modulations of alpha activity induced by covert shifts of attention Journal of NeuroEngineering ... 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 ... Institute of Technology, Berlin Germany Full list of author information is available at the end of the article [7,8] However, motor imagery paradigms face the problem that a subset of participants...

Ngày tải lên: 19/06/2014, 08:20

... 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 ... 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, ... is a popular reagent in spectrophotometric determination of different metal ion such as Pb(II) and Cd(II) using ANN EXPERIMENTAL All chemicals were of analytical reagent grade and deionized water...

Ngày tải lên: 07/08/2014, 14:20

... 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 ... 10 of dark adaptation, and the curve approached a plateau after this time (Figs & 6) Implicit times of a-wave The implicit times of the a-wave remained relatively unchanged over the course 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...

Ngày tải lên: 07/08/2014, 20:23

... 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 ... values of the standard deviation (2) Convolve an image g with a Gaussian filter of standard deviation σ Figure The flow chart of the computer program (3) Estimate local edge normal directions n using ... 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...

Ngày tải lên: 08/08/2014, 00:22

... followed by expansion of each GTV to account for microscopic disease The ITV is then determined to be the envelope of motion of the CTV In order to make the determination of the ITV more efficient, ... 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...

Ngày tải lên: 09/08/2014, 09:22

... two types of QDs utilised (gel and non-gel) were synthesised using a modification of a previously published procedure [49] This synthetic route allows for Page of 16 the production of highly ... 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...

Ngày tải lên: 11/08/2014, 00:22

... 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...

Ngày tải lên: 11/08/2014, 00:23

... 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 ... detection of anti-MCV antibodies and 83% regarding detection of RF-IgG in all 430 samples There was no invalid test result among all 430 samples Discussion At an early undifferentiated stage of disease...

Ngày tải lên: 12/08/2014, 14:22

... 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 ... female) 42 APACHE II Score 15.8 ± 8.0 Chromogenic limulus amoebocyte lysate assay MOD score 5.0 ± 3.0 Determination of endotoxin using the LAL technique was conducted with the Associates of Cape ... 1985, 13:818-829 25 Members of the American College of Chest Physicians/Society of Critical Care Medicine Consensus Conference: American College of Chest Physicians/Society of Critical Care Medicine...

Ngày tải lên: 12/08/2014, 18:21

... (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...

Ngày tải lên: 13/08/2014, 16:21

... 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...

Ngày tải lên: 16/09/2015, 17:12

... 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 integration activity of ... 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 PIC 54 3.5.1 Determination ... 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...

Ngày tải lên: 01/10/2015, 17:27