determination of hatching percentage hatching efficiency and hatching rate
Báo cáo khoa học: Determination of the metal ion dependence and substrate specificity of a hydratase involved in the degradation pathway of biphenyl/chlorobiphenyl pot
... Characterization of BphH measured the dissociation constants of Mg2+ and Mn2+ and the influence of each metal cofactor on the kinetic parameters for HPDA hydration We also generate and test the specificity of ... °C Preparation of HPDA and substituted HPDA and determination of extinction coefficients HPDA and substituted HPDA were generated enzymatically from catechol, 4-methyl catechol and 4-chlorocatechol ... suggests that the nature of the metal ion has a predominant influence on catalysis rather than substrate binding Substrate specificity of BphH Substrate specificity of Mg2+ saturated BphH was determined...
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determination of polycyclic aromatic hydrocarbon pahs and aliphatic hydrocarbons in oysters by gc msms
... amount of PAH that was extracted from the sample APAH – the area of PAH peak of the sample A[IS]S – the area of the internal standard peak of the sample X[IS] – the absolute amount of internal standard ... standard solution Rf = ASt × c[IS] A[IS] × cSt Rf – the response factor determined by the analysis of standards PAH and internal standard ASt – the area of the PAH peak in the calibration standard ... the source of hydrocarbon contamination 10.2 PAHs The occurrence of one or more of any of the 16 PAHs of food safety concern is indicated by the presence of transition ions (quantifier and qualifier)...
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Federal Reserve Bank of Minneapolis Quarterly Review: Money and Interest Rates docx
... made and the time it is repaid is the expected rate of inflation Since loan contracts take account of the expected inflation rate, adding that rate to the real interest rate converts rates of return ... Lucas, and Weber 2001 References Alvarez, Fernando; Atkeson, Andrew; and Kehoe, Patrick J Forthcoming Money, interest rates, and exchange rates with endogenously segmented markets Journal of Political ... Table Measures of the Relationship Between Money and Interest Rates Correlation Coefficients and Regression Slope Coefficients for Money Growth Rates† and Interest Rates in Developed and Developing...
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Báo cáo hóa học: " Research Article Analysis of the Tradeoff between Delay and Source Rate in Multiuser Wireless Systems" docx
... RR, the calculation of the maximum attainable rates in the case of Best Channel strategy leads to the computation of the variance of the blocks (the evaluation of the mean of the blocks is straightforward), ... the expressions of mu and σu are written directly as a function of m1 and σ1 , by just replacing with the average Signal-to-Noise Ratio of each user and dividing by the number of users: σu = E ... random variable with average b · mku and variance b · σku , where mku and σku are the mean and the variance of a block of size k of the uth user On the other hand, the Lilliefors test [23] is used...
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báo cáo khoa học: "Timing and duration of hatching in gynogenetic, triploid, tetraploid, and hybrid progenies in rainbow trout Edwige QUILLET" pdf
... curves comprised between 10 and 90 % of hatched fry Mean time of hatching (TH) was defined as being the time in (°C.d) when 50 % of the fry hatched, and duration of hatching (DH) as the time (in ... (tables and 0.01 in all of hatching 5) Rainbow trout - In addition to interactions between female and genetic nature of the progeny, duration of hatching is clearly increased in both triploids and ... groups (HR and HC respectively), that are a control of irradiation efficiency and frequency of spontaneous diploid ova Diploid gynogenetics (GR and GC, with respect to sperm origin), and triploid...
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Báo cáo khoa học: Conservation of the egg envelope digestion mechanism of hatching enzyme in euteleostean fishes pot
... FhChgHm and FhChgL probe was hybridized with two transcripts, and the sizes were approximately and kb (FhChgH), 1.6 and kb (FhChgHm) and 1.4 and kb (FhChgL) The sizes of the smaller bands hybridized ... sites of hatching enzyme on unfertilized egg envelope One of the goals of the present study was to determine the cleavage sites of hatching enzyme on egg envelope proteins The natural substrate of ... NQQQLQTFK and was found from Asn41 of FhChgL (Table 1) The sequence Fig Alignment of amino acid sequences of choriogenin H (A), H minor (B) and L (C) of Fundulus (FhChgH, FhChgHm and FhChgL) and medaka...
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EMPIRICAL STUDY ON EFFICIENCY AND SUSTAINABILITY OF SOIL PURIFICATION FACILITY FORDISCHARGED POLLUTANTS FROMROAD SURFACE
... decrease of penetration capacity and purification efficiency during continuous use of the facility was investigated The facility consisted of two tanks In one of the tanks, continuous use of the ... Tank A consisted of Tank A Infiltrated two types of soil, cm deep Akadama soil in the top water layer and 40 cm deep pit sand in the bottom layer Tank B consisted of only pit sand Soil replacement ... 45 Upper layer Lower layer of weir (cm) (cm) (cm) Akadama sand (5) Pit sand (40) Pit sand (45) Journal of Water and Environment Technology, Vol.3, No.2, 2005 water and Overflow water were measured...
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Comparative decolorizing efficiency of textile dye by mesophilic and thermophilic anaerobic treatments
... decolorization To explain the effect of dyes and temperature, 35oC and 55oC, on decolorizing efficiency and decolorizing microorganisms, 200mg·L-1 of MO and 100mg·L-1 of RB4 were used in the batch experiments ... represented as a percentage decolorization Effect of glucose on dye decolorizing efficiency To understand the effect of glucose on MO and RB4 decolorization, the concentration of glucose was varied ... anaerobic mesophilic and thermophilic conditions, the variation of MO at concentration of 100, 200, 400, 600, 800 and 1,000mg·L-1 and RB4 at concentration of 100, 200, 300, 400, 500 and 600mg·L-1 supplemented...
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CFD for hydrodynamic efficiency and design optimization of key elements of SHP
... operation and performance of turbines, and can cause dangerous hydropneumatic effects, such as noise and vibrations 1.4 Draft tube and tailrace Another challenge is to understand the hydrodynamic of ... longitudinal section of a ball valve Graph Ball valve opening angle of 45º - velocity (v/vo) (a) and pressure (p/po) profiles Graph shows the layout of the velocity and pressure profiles along stretches ... referee and 110 in International Conferences; Supervisor of several post-doc, PhDs and MSc students and author of innovative real solutions in the domain of Civil Engineering - hydropower and hydraulic...
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Energy efficiency and cost analysis of canola production in different farm sizes
... using the Microsoft Excel spreadsheet and SPSS 17.0 software programs Results and discussion 3.1 Analysis of input-output energy use in canola production The amount of inputs and outputs for ... revealed that, in all of the farm groups, the rate of direct energy was greater than that of indirect energy and the contribution of non-renewable energy forms was higher than that of renewable energy ... than that of small and medium farms; also, the yield value of canola in small farms was significantly lower than that of medium and large farms Consequently, the energy use efficiency and energy...
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Tài liệu Báo cáo Y học: NMR-based determination of the binding epitope and conformational analysis of MUC-1 glycopeptides and peptides bound to the breast cancer-selective monoclonal antibody SM3 pptx
... function of the mixing time with intervals of 50, 100, 150, 300, and Ó FEBS 2002 Fig trNOE build-up rates of PDTRP in presence of SM3 plotted as percentage trNOE vs mixing time (ms) The ligand to ... bound and the free state For dimers and pentamers of the MUC-1 tandem repeat [16], i.e 40mer and 60mer peptides, the dissociation constant was determined to Kd ¼ 10)7 by SPR At an on -rate of kon ... resonances of Pro1 and Asp2 have the highest intensities in the STD spectrum, signals of Thr3 are of medium intensity, while the signals of Arg4 and Pro5 have the lowest intensity The d-protons of Pro5...
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THE EFFECTS OF MEGAMERGERS ON EFFICIENCY AND PRICES: EVIDENCE FROM A BANK PROFIT FUNCTION docx
... Appendix standard profit efficiency model in equations (1) and (2) above, and Table A2 gives the estimated parameters of the model The level of profit efficiency the ratio of predicted profits to ... industry-wide changes in profits or efficiency that may occur and keep the data consistent and comparable over time The specification of the profit finction and estimation of profit efficiency closely ... ranks of the merging banks, rather than dealing with the cumbersome array of components of efficiency or with the level of efficiency The use of total efficiency, the ratio of predicted profits...
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Báo cáo khoa học: Kinetic and mechanistic characterization of Mycobacterium tuberculosis glutamyl–tRNA synthetase and determination of its oligomeric structure in solution pptx
... substrates and inhibitors of MtGluRS: l-Glu, l-Gln and 2-oxoglutarate Table S2 Alternate substrates and inhibitors of MtGluRS: ATP, AMP, pyrophosphate and their analogs Table S3 Effect of metal ... sheets, subjected to TLC and quantication of radiolabelled ADP and AMP The kinetics of [3H]AMP and [3H]ADP formation in the absence of tRNAGlu (black symbols) or of both L-Glu and tRNAGlu (grey symbols) ... mm and the pH from 7.5 to 6.5 in 20 vol at a ow -rate of mLặmin)1; (g) concentration of the GluRS-containing fractions by ultraltration to $ 20 mgặmL)1 and mL; and and (h) dialysis against L 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
... 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 ... the study of protein structure and function Of particular interest is the use of ESIMS in the studies of noncovalent interactions [5254], as valuable parameters such as stoichiometry and binding ... [P] and [L] are the concentrations of the free protein and free ligand (i.e inhibitor), respectively [68] Expressed in terms of r, dened as the number of ligands bound to one protein molecule,...
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DETERMINATION OF VOLATILE ORGANIC COMPOUNDS (VOC) IN CONSUMER PRODUCTS AND REACTIVE ORGANIC COMPOUNDS IN AEROSOL COATING PRODUCTS doc
... apply to the determination of the composition or concentration of fragrance components in products 1.4 The term “Executive Officer” as used in this document means the Executive Officer of the Air ... analysis of samples to determine the weight percent of total volatile material, using US EPA Reference Methods 24/24A, ASTM D 2369-01 3.3.2 Determination of sample water content For determination of ... analysis of samples to determine the weight percent of total volatile material, using US EPA Reference Methods 24/24A, ASTM D 2369-01 5.3.2 Determination of sample water content For determination of...
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DETERMINATION OF TRACE ELEMENTS BOUND TO SOIL AND SEDIMENT FRACTIONS
... to the determination of mobile metal fractions usually results in unrealistically large amounts of extractable Mn, Fe, Cu, and Zn, and underestimation of Ca, Mg, K, and probably Co, Ni, and V ... implications (e.g., during dredging operations) of land disposal of waste material, of acid precipitation, of redox changes in subsoil, and of ingestion of polluted urban dust, can be qualitatively ... controlled by the use of standards or reference materials Sampling of sediments Because of the heterogeneity and complex nature of sediments, care should be taken during sampling and analysis to minimize...
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Báo cáo khoa học: ˚ cDNA cloning and 1.75 A crystal structure determination of PPL2, an endochitinase and N-acetylglucosaminebinding hemagglutinin from Parkia platycephala seeds potx
... Purification and molecular mass determination of PPL2 (A) MALDI-TOF mass determination of native PPL2 purified by affinity chromatography as illustrated in the insert Insert: the fraction of a Parkia ... were then evaporated to dryness under a stream of nitrogen and mild heating with a hair dryer To eliminate salts and proteins from the reaction mixture, 1.5 mL of chloroform and mL of distilled ... multivalent interactions leading to crosslinking of carbohydrate ligands as part of the host strategy against phytopredators and pathogens The presence of two unrelated lectins in plant seeds has...
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EFFICIENCY AND DISTRIBUTION IN CONTRACT FARMING: THE CASE OF INDIAN POULTRY GROWERS pdf
... anecdotal possibly because of lack of data Knoeber and Thurman (1995) and Warning and Key (2002) are two exceptions Knoeber and Thurman analyzed the redistribution of risk because of contracting in hog ... the sample means of the σ i ’s and vi’s and are reported in the first two rows (and second and third columns) of Table 15 The computations assume the lowest possible interest rate of 15% per annum ... use of improved and standardised technology and production practices This involves supply of inputs, close contact and training of the contract grower Protecting this investment (in inputs and...
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DETERMINATION OF ORGANIC COMPOUNDS IN DRINKING WATER BY LIQUID-SOLID EXTRACTION AND CAPILLARY COLUMN GAS CHROMATOGRAPHY/MASS SPECTROMETRY pdf
... quantities of ethyl acetate followed by methylene chloride, and this extract is concentrated further by evaporation of some of the solvent The sample components are separated, identified, and measured ... (FD1 and FD2) Two separate samples collected at the same time and place under identical circumstances, and treated exactly the same throughout field and laboratory procedures Analyses of FD1 and ... dechlorinated and acidified immediately prior to fortification with internal standards and surrogates, and extraction using the same quantities of acid and sodium sulfite described above 8.2.2 Atraton and...
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Báo cáo khoa học: Determination of the redox potentials and electron transfer properties of the FAD- and FMN-binding domains of the human oxidoreductase NR1 doc
... reduction of substrate (DCPIP or ferricyanide) at appropriate wavelengths (600 nm and 420 nm, respectively) Results are the mean and standard deviation of triplicate assays For the determination of ... facilitated the determination of both thermodynamic and kinetic properties of NR1, and as we have shown for CPR and P450 BM3 (23,24,28) the properties of the flavin binding domains of NR1 are likely ... catalytic activity of the FAD/NADPH domains of NR1 and CPR, we compared ferricyanide reduction rates using both NADPH and A-side deuterated coenzyme (NADPD) under saturating substrate conditions...
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