detection identification and determination of mycotoxins in foods and seeds
Determination of EDTA in Water Samples by SPE-Gas Chromatography/Mass Spectrometry
Ngày tải lên :
05/09/2013, 10:15
... U and Sigg L (1996) Determination of dissolved and adsorbed EDTA species in water and sediments by HPLC, Anal Chem., 68, 561-566 Quintana J B and Reemtsma T (2007) Rapid and sensitive determination ... (2005) Determination of synthetic chelating agents in surface and waste water by ion chromatography-mass spectrometry, J Chromatogr A, 1085, 240-246 Nishikawa Y and Okumura T (1995) Determination of ... of 0.1 mg/L (1/5 of EDTA standard value in drinking water) and 0.01 mg/L (1/50 of EDTA standard value in drinking water) and subsequent extraction and derivatization were carried out as described...
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kinetic modeling of reactions in foods
Ngày tải lên :
02/04/2014, 15:04
... Boekel/Kinetic Modelling of Reactions in Foods DK3903_C000 Final Proof page i 12.11.2008 10:19pm Compositor Name: JGanesan Kinetic Modeling of Reactions in Foods Boekel/Kinetic Modelling of Reactions ... patience and understanding Boekel/Kinetic Modelling of Reactions in Foods DK3903_C000 Final Proof page vi 12.11.2008 10:19pm Compositor Name: JGanesan Boekel/Kinetic Modelling of Reactions in Foods ... University of Guelph, Canada Boekel/Kinetic Modelling of Reactions in Foods DK3903_C000 Final Proof page iii 12.11.2008 10:19pm Compositor Name: JGanesan Kinetic Modeling of Reactions in Foods Martinus...
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Báo cáo khoa học:Spectrophotometric Determination of Allopurinol in Tablet Formulation ppt
Ngày tải lên :
07/08/2014, 14:20
... oxidation of hypoxanthine and xanthine resulting in the production of uric acid, the product of human purine metabolism.2 In addition to block uric acid production, inhibition of xanthine oxidase ... simultaneous determination of allopurinol and oxypurinol in human serum Journal of Clinical Pharmacy and Therapeutics, 8, 229–234 Sun, X., Cao, W., Bai, X., Yang, X & Wang, E (2001) Determination of allopurinol ... value of n = 3.2 Determination of Allopurinol in the Pharmaceutical Formulation (Tablet ) The present study has a great potential for a sensitive and rapid determination of allopurinol in pharmaceutical...
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Hollow fiber protected microextraction for the determination of pollutants in complex matrices
Ngày tải lên :
22/10/2015, 21:08
... procedure is simple to use and effective for the determination of OCPs in milk 28 CHAPTER Determination of Pollutants in Soil 4.1 Determination of polycyclic aromatic hydrocarbons in soil by hollow fiber-protected ... efficiencies of the sample extraction and clean up steps are becoming increasingly significant in restraining detection limits of analytical methods[2] In the last decade or so, there have renewed interests ... used in clinical 29 chemistry[44], metal determination[ 45-46] and environmental determination, including PAHs[47], etc Another analytical method SPE also has wide applications in chemical and...
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Determination of QuinoloneAntibiotics in Bovine Liver UsingAgilent SampliQ QuEChERS Kits byLC/MS/MS
Ngày tải lên :
06/10/2016, 09:27
... analysis of 11 quinolone antibiotics in bovine liver: pipemidic acid, ofloxacin, ciprofloxacin, danofloxacin, lomefloxacin, enrofloxacin, sarafloxacin, cinoxacin, oxolinic acid, nalidixic acid and ... Ofloxacin Ofl i Cinoxacin Ciprofloxacin Danofloxacin Oxolinic acid N lidi i acid id Nalidixic Chemical structures of the quinolone antibiotics investigated in this study Lomefloxacin Flumequine Fl ... Lomefloxacin, Enrofloxacin, Sarafloxacin, Cinoxacin, Oxolinoc acid, 10 Nalidixic acid, 11 Flumequine Linearity and limit of quantification (LOQ) Table The linear calibration range for all of the quinolone...
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Báo cáo khoa học: "Isolation and identification of Escherichia coli O157:H7 using different detection methods and molecular determination by multiplex PCR and RAPD" docx
Ngày tải lên :
07/08/2014, 18:21
... STEC infection in humans and animals, and food contamination in livestock products Materials and Methods Bacterial strains E coli O157:H7 strains used in this study are listed in Table Four strains, ... under UV illumination RAPD fingerprinting To increase the reproducibility of RAPD analysis, two kinds of 10-mer random primers (referred as CRA22 and CRA23) were used for investigation of E coli ... Antimicrobial discs Kanamycin Levofloxacin Nalidixic acid Norfloxacin Ofloxacin Polymyxin B Sparfloxacin Streptomycin Tetracycline Tobramycin Trimethoprim/ sulfamethoxazole Resistant (%) Intermediate (%)...
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Báo cáo khoa học: " Detection and identification by PCR of Clostridium chauvoei in clinical isolates, bovine faeces and substrates from biogas plant" potx
Ngày tải lên :
12/08/2014, 18:22
... prevalence of C chauvoei is high, in order to focus vaccination routines on animals grazing high-risk pastures The aim of this study was to investigate the suitability of using PCR for detecting C ... were done in GenBank [15] Detection threshold of the PCR method Preparation of the strain One loopful of C chauvoei (AN 2548/02) was inoculated into 10 mL of serum broth The broth was incubated ... detecting of C chauvoei Detection threshold of the PCR method The detection thresholds for samples consisting of manure, soil, silage and biogas substrate before and after pasteurisation and digested...
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Evaluation of loop mediated isothermal DNA aplification (LAMP) detection of salmonella spp in foods and listeria monocytogenes on environmental surfaces
Ngày tải lên :
30/09/2015, 10:11
... to grow and make consumers sick Hence, monitoring of contamination in the food is crucial Advances in detection methods of pathogens in foods and environmental samples using molecular detection ... trays and food scoops were used across raw and cooked foods resulting in cross contamination As for foods prepared by caterers, the absence of soap on the premises and handling of food by the handlers ... are trading of contaminated foods between countries/states which increases the likelihood of outbreak and illness coupled with changes in lifestyle and consumer demands such as increasing consumption...
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Tài liệu Detection, Evaluation, and Treatment of High Blood Cholesterol in Adults pdf
Ngày tải lên :
14/02/2014, 09:20
... in the blood in distinct particles containing both lipid and proteins (lipoproteins) Three major classes of lipoproteins are found in the serum of a fasting individual: low density lipoproteins ... lowering of LDL cholesterol using both public-health and clinical approaches robust findings of a large number of studies, especially those using HMG CoA reductase inhibitors (statins) Clinical ... Heart Institute Study, INTACT ∆ See List of Studies appendix for listing of the full names of these clinical trials II–4 Results of clinical trials of LDL lowering find support from a review of...
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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
Ngày tải lên :
07/03/2014, 03:20
... goal of contributing to understanding of the metabolism of this pathogen and providing the enzyme for the identication and development of selective inhibitors, we cloned and expressed Rv2992c in ... the discriminating behaviour of Mt-GluRS in E coli Studies on Tt-GluRS indicated that discriminating and nondiscriminating GluRS can be distinguished on the basis of the presence of a specic ... exceptions in that activation of the amino acid requires the presence of the cognate tRNA [2,4] In these aaRS the binding of tRNA induces an ATP productive binding mode [5] GluRS are also distinguished...
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Báo cáo khoa học: "Automatic Detection and Correction of Errors in Dependency Treebanks" potx
Ngày tải lên :
07/03/2014, 22:20
... irregularities in any kind of annotations, e.g labels, POS tags etc In fact, in the area of POS tagging a similar strategy of using the same data for training and testing in order to detect inconsistencies ... multilingual dependency parsing In Proceedings of CONLL-X, pages 149–164, New York [4] Sabine Buchholz and Darren Green, 2006 Quality control of treebanks: documenting, converting, patching In LREC ... Task on Joint Parsing of Syntactic and Semantic Dependencies In Proceedings of the 12th Conference on Computational Natural Language Learning (CoNLL-2008), 2008 [3] Sabine Buchholz and Erwin Marsi,...
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DETERMINATION OF VOLATILE ORGANIC COMPOUNDS (VOC) IN CONSUMER PRODUCTS AND REACTIVE ORGANIC COMPOUNDS IN AEROSOL COATING PRODUCTS doc
Ngày tải lên :
14/03/2014, 20:20
... A purge and degassing procedure consisting of lower pressures and a liquid nitrogen bath replaces the step of lightly boiling the sample as outlined in ASTM D 2879-97 Purge and Degassing Cycle ... 3257-06: Standard Test Methods for Aromatics in Mineral Spirits by Gas Chromatography (April 1, 2006) 2.22 ASTM D 3606-07: Standard Test Method for Determination of Benzene and Toluene in Finished ... (Reapproved in 2007): Standard Test Method for Determination of Benzene, Toluene, Ethylbenzene, p/m-Xylene, o-Xylene, C9 and Heavier Aromatics, and Total Aromatics in Finished Gasoline by Gas...
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Báo cáo khoa học: "Examining the Role of Linguistic Knowledge Sources in the Automatic Identification and Classification of Reviews" doc
Ngày tải lên :
17/03/2014, 04:20
... Hatzivassiloglou and K McKeown 1997 Predicting the semantic orientation of adjectives In Proc of the ACL/EACL, pages 174–181 618 M Hu and B Liu 2004 Mining and summarizing customer reviews In Proc of KDD, ... Making large-scale SVM learning practical In Advances in Kernel Methods - Support Vector Learning, pages 44–56 MIT Press S.-M Kim and E Hovy 2004 Determining the sentiment of opinions In Proc of ... classification In Proc of CIKM, pages 617–624 M Gamon, A Aue, S Corston-Oliver, and E K Ringger 2005 Pulse: Mining customer opinions from free text In Proc of the 6th International Symposium on Intelligent...
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DETERMINATION OF ORGANIC COMPOUNDS IN DRINKING WATER BY LIQUID-SOLID EXTRACTION AND CAPILLARY COLUMN GAS CHROMATOGRAPHY/MASS SPECTROMETRY pdf
Ngày tải lên :
22/03/2014, 14:20
... ion of the analyte Ais = integrated abundance of the quantitation ion internal standard Qx = quantity of analyte injected in ng or concentration units Qis = quantity of internal standard injected ... used in this method as internal standards, are rapidly oxidized and/ or chlorinated in water containing residual chlorine Therefore, residual chlorine must be reduced at the time of sampling These ... calibration at the beginning of each 12-hour work shift during which analyses are performed using the following procedure 10.3.1 Inject a µL aliquot of the ng/µL solution of DFTPP, endrin, and 4,4'-DDT...
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Báo cáo khoa học: "A step towards the detection of semantic variants of terms in technical documents Thierry Hamon and Adeline " potx
Ngày tải lên :
23/03/2014, 19:20
... vidange (draining line) and the place point de purge (blow-down point) which is relevant since a draining line ends at a blowdown point Likewise, it is useful to link fin de vidange (draining end) ... of the line) cofit d'investissement de la ligne (cost of investissement of the line) d6clenchement de la ligne (tripping of the line) ordre de d~clenchement (order of tripping) de la ligne (of ... extraction of terminological noun phrases In Proceedings of COLING'92, pages 977-981, Nantes, France Mark Dras 1997 Representing paraphrases using synchronous tree adjoining grammars In proceedings of...
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Báo cáo khóa học: Determination of modulation of ligand properties of synthetic complex-type biantennary N-glycans by introduction of bisecting GlcNAc in silico, in vitro and in vivo pot
Ngày tải lên :
30/03/2014, 13:20
... signal of binding of the fluorescent probe is given as extent of carbohydrate-ligand-dependent binding by subtracting carbohydrate-independent binding from total binding for each cell line BiB10-BSA ... assay, saturable and carbohydrate-dependent binding was measured, and the resulting Scatchard plots gave straight lines indicating the presence of a single class of binding sites in each case (not ... examined for their properties in enzyme-linked lectin and cell binding assays, histopathological monitoring, and organ biodistribution [37] The utility of our combined approach and the validity of...
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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
Ngày tải lên :
30/03/2014, 15:20
... provide insight regarding the mechanism, the substrate binding site and the role of the metal cofactor in the enzyme Results Cloning, expression and purification of BphH The bphH gene was inserted into ... determined by adding XylE and TodF stepwise to solutions containing known amounts of catechol and determining the resulting UV absorbance Complete cleavage of catechol by XylE and the amounts of ... albumin as standards SDS ⁄ PAGE was performed and stained with Coomassie blue according to established procedures [28] The BenchMarkTM Protein Ladder (Invitrogen) containing proteins ranging from...
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Báo cáo khoa học: "Finding Ideographic Representations of Japanese Names Written in Latin Script via Language Identification and Corpus Validation" docx
Ngày tải lên :
31/03/2014, 03:20
... different encoding systems, and the pronunciation(s) of the character in Chinese (listed under the feature kMandarin in the Unihan database), in Japanese (both the On reading and the Kun reading : kJapaneseKun ... names in the training set (JAP, CHI, and ENG stand for Japanese, Chinese, and English, respectively) Language Identification of Names Given a name in English for which we not have a translation in ... in the first column, with a feature name in the second column and the values of the feature in the third column The Japanese Kun reading of is KANE, while the Japanese On readings of is KIN and...
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Báo cáo khoa học: "INTEGRATING MULTIPLE KNOWLEDGE SOURCES FOR DETECTION AND CORRECTION OF REPAIRS IN HUMAN-COMPUTER DIALOG*" potx
Ngày tải lên :
31/03/2014, 06:20
... Furthermore, in cases where Gemini detected a repair, it produced the intended correction in 62 out of 68 cases for syntax alone, and in 60 out of 64 cases using combined syntax and semantics In both ... type involved matching strings of identical words More than half (339 out of 436) of the nontrivial repairs (more editing necessary than deleting fragments and filled pauses) in the corpus were of ... vowel and ended in a consonant, and 12 contained no vocalic portion Fragments A third way in which acoustic knowledge can assist in detecting and correcting repairs is in the recognition of word...
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Báo cáo sinh học: " Development of a real-time RT-PCR and Reverse Line probe Hybridisation assay for the routine detection and genotyping of Noroviruses in Ireland" pdf
Ngày tải lên :
18/06/2014, 18:20
... concentration of 107 – 101 molecules are shown from left to right (B) Standard curve of GI assay R2 1.00 and a slope of -3.8 was obtained (C) Melting curve of GI standards showing melting point at 90°C in ... combination of both methods greatly speeds up ascertaining when a NoV outbreak is occurring and which strain is responsible A SYBR green mastermix containing a proof reading enzyme would again ... right (B) Standard curve of GII assay R2 1.00 and a slope of -3.7 was obtained (C) Melting curve of GII standards showing melting point at 88°C in descending order × 107 – × 101 molecules described...
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