application of luminol chemiluminescence to analysis in solution

Ngày tải lên: 13/02/2014, 12:20

... Recently, an in vivo model of hepatitis C virus (HCV) infection was developed involving a SCID mouse carrying a urokinase plasminogen activator (uPA) transgene under the control of the albumin promoter ... number of species, including pig [15,16], bovine [17], feline [18], Monodelphis domestica [19] and Macaca nemestrina [20] However, the focus of the majority of these studies was to take advantage of ... opportunity to study HCV-infected animals which have been transplanted with hepatocytes from different donors, facilitating the analysis of host-specific responses to HCV Global gene expression profiling,...

Ngày tải lên: 20/06/2014, 01:20

... some certain locations of grating lobes This is shown in Figure If the number of the nulls in the subarray beam is just equal to the number of grating lobes, the grating lobes can be totally cancelled ... receiving end, the grating lobes may cause the ambiguity response to the targets outside the mainbeam direction To eliminate this ambiguity, the grating lobes must be suppressed to a low level In ... function of range in the MIMO-FD context, the apparent angle of the transmittingbeam GT (r, θ) is not necessarily equal to that of the receiving beam GR (θ) at certain ranges If the transmitting beam...

Ngày tải lên: 21/06/2014, 20:20

... Wisconsin (lat 43◦ 32’; long 90◦ 1’) Containerized seedlings were established by direct seeding into 3.7 L plastic pots containing a standard glasshouse potting substrate mixture of peat moss, pine ... years in Trenton, SC, shipped to Clemson, SC, and transplanted at × m spacing at the Clemson Forest Operations Laboratory in the spring of 2002 To simulate a natural planting but protect seedlings ... fitting and Rday accounts for the release of CO2 in the light by processes other than photorespiration The non-linear regression coefficients of determination explained > 95% of the variation in...

Ngày tải lên: 07/08/2014, 16:20

... of the amidelinked fatty acid in sm for a carbonyl ester-linked acyl chain in a chol/sm subdomain to confirm the looseness of domain integrity In addition to this, data indicating that chol interacted ... binding to GalC-HFA, with absence of binding to GalC-NFA The presence of a hydroxyl group on the C2 of the ceramide moiety of GalC, is capable of forming intramolecular H-bonds networks, causing ... modulator of clinical phenotypes 152 6.1.2 Molecular ratios of GalC as modulators of antibody binding to GM1 156 6.1.3 Cholesterol as potential modulator of GM1 antibody binding 158...

Ngày tải lên: 22/12/2014, 21:03

... the need to incorporate reading strategy instruction into school curriculum Reading strategy instruction is making its way into regular classrooms The integration of reading strategy instruction ... so far All of these serve as a basis for an investigation into training reading strategies in English reading skill lessons 1.1 The theory of reading 1.1.1 Definition of reading Reading is an ... reading in the second language: “…students seem to think reading in the second language as is to read word by word, stopping to look up every unknown word until they finish reading, instead of...

Ngày tải lên: 28/03/2015, 09:07

... emerged in response to a growing interest in the learning of foreign, generally European, languages in the nineteenth century The focus of this approach in language learning is on the knowledge of ... fearful of losing face b Being worried about making mistakes c Being not accustomed to speaking English d Having low English proficiency What does your teacher often to stimulate you to speak? ... not interested in the topic In terms of your own side a it’s difficult to organize b it takes too much time to make a lesson plan In terms of objective factors a lack of materials b size of class...

Ngày tải lên: 30/03/2015, 14:32

... teaching Then comes the literature on teaching speaking with the speaking needs and goals of language students, some approaches to teaching speaking and principles for teaching speaking The rest of ... INTRODUCTION Rationale of the study The introduction of the new textbook “English 10” into teaching at Son Tay High School in 2006 has marked real renovation in language teaching and learning ... with the hope to make a little contribution to the quality of teaching and learning speaking skills for Grade 10th at Son Tay High School 2 Aims of the study The aims of the study are to address...

Ngày tải lên: 04/08/2015, 09:41

... maintained as neither evaporation losses nor propoxur decomposition was observed during the process The extracts of goldfish, tortoises and sea lettuce were stable and a 3-days delay prior to analysis ... compound to study the degradation behavior in ultrapure water, drinking water, rain water, river water and seawater under various pH and irradiation sources (sunlight, darkness, indoor incandescent ... alkaline conditions, while its influence was minor at higher pH (pH > 9) Furthermore, half-lives and degradation rates were obtained in various matrix and irradiation sources Based on kinetic...

Ngày tải lên: 16/09/2015, 17:13

... 20-ml of methanol, an optimum microwave heating temperature of 80 °C, and a 6-min of microwave heating Table 5-4 Variance analysis table in the OA (27) matrix for the optimization of MAE from tortoises ... within 1-2 minutes of microwave heating during the extraction An important point to note when employing the OAD procedure is that although some parameters (duration of extraction and volume of ... N-methylformamide were obtained from Aldrich (Steinheim, Germany) Stock standard solutions were prepared in methanol at concentrations of 1000 µg/ml for each compound and stored at - 4°C Working solutions were...

Ngày tải lên: 16/09/2015, 17:13

... for min, increased to 200°C at a rate of 25°C/min, then maintained at 200°C for min; a second ramp 230°C at rate of 5°C/min, increased to 280°C at a rate of 20°C/min; The final temperature of 280°C ... methanol 88 An interesting result observed from Fig 4-6 is that in the same solvent, the recovery increases in going from PAHs to PCBs, and then to triazines (i.e, increasing polarity of analyte) ... for 15 to separate out the fine particulate The supernatant was then evaporated to dryness in a rotary evaporator 75 Finally, ml of methanol was added to dissolve the residue 10 µl of the solution...

Ngày tải lên: 16/09/2015, 17:13

... application of LC-APCI-MS for the determination of carbamates: carbofuran and 3hydroxy-carbofuran, and the analysis of triazine herbicides in water [8] LC-ESI-MS has ... (sunlight, darkness, indoor incandescent lighting and artificial UV light) by using LC-APCI-ITMS with selected ion monitoring mode; and (3) To investigate the degradation of propoxur in environmental ... stock solution containing propoxur (1000 µg/ml) was prepared in methanol and diluted with different solvents to obtain working solutions at various concentrations Two sets of standards of propoxur...

Ngày tải lên: 16/09/2015, 17:13

... were prepared in acetone at concentrations of 2.0 mg/ml for each compound and stored at - 4°C Working solutions were prepared by diluting the stock solutions with acetone Polychlorinated biphenyls ... from Supelco Stock solutions (1000 µg/ml) were prepared by dissolving the solid standards in acetone and stored under refrigeration Working solutions were obtained by diluting with acetone The carbamates: ... PCB-1248) were purchased as individual standard stock solutions containing a nominal concentration of 100 µg/ml in methanol from Ultra-Scientific Atrazine (purity 98%) and simazine (purity 99%) were...

Ngày tải lên: 16/09/2015, 17:13

... Comparison of the boiling points of solvents in open and closed systems [64] Solvent Dichloromethane Boiling point (°C) in open system 39.8* Boiling point (°C) in closed system (175psi) 140 Acetone ... molecular-mass determination for large proteins by means of ESI At present, APCI is commercially available and a growing interest in applications involving biological and environmental analysis In an APCI ... switching using 10 ml of sample volume, allowed for the determination of phenylurea herbicides in environmental waters to a level of 10 ng/ l [119] In addition, the potential of LC-MS to detect...

Ngày tải lên: 16/09/2015, 17:13

... Preconcentration of aminoalcohols in urine by combined use of offcolumn static three-phase LPME and on-column stacking for trace analysis by CZE ………………………………………………………………………….114 4.3.1.1 Determination of aminoalcohols ... drugs such as amphetamines and phencyclidine in urine were investigated using LPME combined with GC analysis [57] The optimized method was capable of detecting drugs in urine at concentrations ... enrichment factors of between 260- to 1600- fold were achieved within 10 of extraction 17 Figure 1-4 Assembly of continuous-flow microextraction system (1) Connecting PEEK tubing, inserted into the...

Ngày tải lên: 17/09/2015, 17:20

... independent links in linear networks We investigate the problem of aligning biological sequences in the field of bioinformatics For first time in the domain of DLT, the problem of aligning biological ... can adopt so as to minimize the total processing time of all the loads given for processing The optimal distribution for scheduling a single load in linear networks using single-installment strategy ... as linear networks have a pipelined communication pattern involving (m − 1) links, where m is the number of processors in the system Further, in the case of linear networks, adopting multi-installment...

Ngày tải lên: 30/09/2015, 06:10

... source to gain some significant insights in pragmatic strategies of responding acts, the situations are designed to investigate socio- 22 cultural factors including the decision of using different ... act of saying something in the full sense of say Illocutionary act: the act performed in saying something Perlocutionary act: the act performed by or as a result of saying For instance, in a ... linguists pay much attention to initiating acts: requesting, complimenting, complaininghowever, the studies of responses are less mentioned Although we meet much difficult to find references to...

Ngày tải lên: 07/11/2012, 14:54

... acid increased continuously with increasing reaction time Finally, 43 % of carbon contents were mineralized at 57 In case of TCAA, more than 70 % of total carbon contents were mineralized within ... 2002) In the previous research [11], it was reported that BOD values of products induced from MCAA increased until 1,330 mg / L in min, then remained in spite of increasing reaction time In that ... time of CAAs in the field and laboratory study Initial water quality indexes of DCAA and TCAA did not change in ambient water Since the deviation of water quality indexes was less than % of each...

Ngày tải lên: 05/09/2013, 08:40

... UNIVERSITY - HANOI COLLEGE OF FOREIGN LANGUAGES POST-GRADUATE DEPARTMENT DƯƠNG THỊ HỒNG AN AN EVALUATION AND APPLICATION OF SOME MULTIMEDIA PRESENTATION SOFTWARE IN DESIGNING ENGLISH LECTURES AT ... giảng môn tiếng Anh Khoa Công nghệ thông tin - Đại học Thái Nguyên) MINOR PROGRAMME THESIS ENGLISH TEACHING METHODOLOGY CODE: 60.14.10 Supervisor : DO TUAN MINH, PhD HANOI - 2009 ...

Ngày tải lên: 07/09/2013, 13:08