Real-time Monitoring technology of Mass spectrometry Speaker

. can be excessive. 70 ev Real-time Monitoring technology of Mass spectrometry Speaker : Achong Real-time Monitoring MS Soft chemical ionization Measurement in Real-Time Without pre-concentration. PTR-MS PIT-MS PIT-MS proton-transfer ion trap -mass spectrometry J Am Soc Mass Spectrom 2005, 16, 1316–1324 Real-time Monitoring Mass spectrometry Environmental science Biochemical and me...

Ngày tải lên : 28/04/2014, 13:18

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Tài liệu Real-time, on-line monitoring of organic chemical reactions using extractive electrospray ionization tandem mass spectrometry pdf

. Mass spectrometry-based methods are of particular interest for the on- line analysis of reactions, 1 due to their high sensitivity and high speciﬁcity. Tandem mass spectrometry (MS n ) is often used. Schematic view of the EESI setup. Copyright # 2008 John Wiley & Sons, Ltd. Rapid Commun. Mass Spectrom. 2008; 22: 2993–2998 DOI: 10.1002/rcm 2994 L. Zhu et al. Real-time, on-line monitoring o...

Ngày tải lên : 14/02/2014, 08:20

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Determination of EDTA in Water Samples by SPE-Gas Chromatography/Mass Spectrometry

. Examination of Water. Occurrence of EDTA in river water samples from three regions of Japan was examined. EDTA was detected in ten of thirteen river water samples. A high level of EDTA was. Determination of EDTA in Water Samples by SPE-Gas Chromatography /Mass Spectrometry Reiji KUBOTA*, Maiko TAHARA*, Kumiko SHIMIZU*, Naoki SUGIMOTO*, Tetsuji NISHIMURA* *Division of Environmental....

Ngày tải lên : 05/09/2013, 10:15

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LECTURE SLIDES ON NONLINEAR PROGRAMMING BASED ON LECTURES GIVEN AT THE MASSACHUSETTS INSTITUTE OF TECHNOLOGY CAMBRIDGE, MASS DIMITRI P. BERTSEKAS

. Approximation of f at x 0 Quadratic Approximation of f at x 1 Fast convergence of New- ton’s method w/ α k =1. Given x k , the method ob- tains x k+1 as the minimum of a quadratic approximation of f. ∞ LECTURE SLIDES ON NONLINEAR PROGRAMMING BASED ON LECTURES GIVEN AT THE MASSACHUSETTS INSTITUTE OF TECHNOLOGY CAMBRIDGE, MASS DIMITRI P. BERTSEKAS These lecture slides are based on the book: “...

Ngày tải lên : 26/10/2013, 17:15

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$Tài liệu Báo cáo khoa học: Comparison of membrane fraction proteomic proﬁles of normal and cancerous human colorectal tissues with gel-assisted digestion and iTRAQ labeling mass spectrometry pptx$

Tài liệu Báo cáo khoa học: Comparison of membrane fraction proteomic proﬁles of normal and cancerous human colorectal tissues with gel-assisted digestion and iTRAQ labeling mass spectrometry pptx

. quantitation, we used multi-q [41] software to analyze the iTRAQ data. Raw data files from the Waters Q-Tof premier mass spectrometer were converted into files of mzXML format using masswolf (Institute for. extraction with 200 lLof25mm triethylammonium bicarbonate, 200 lL of 0.1% (v ⁄ v) trifluoroacetic acid in water, 200 lL of 0.1% (v ⁄ v) trifluoroacetic acid in acetonitrile and 200 lL of 100%...

Ngày tải lên : 16/02/2014, 15:20

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Tài liệu Báo cáo khoa học: A functional polymorphism of apolipoprotein C1 detected by mass spectrometry docx

. dif- ferent proteins often give peaks of unequal intensity because of unequal rates of biosynthesis, utilization, or degradation. Variants of TTr that are associated with pathophysiology often show unequal. vivo. Known variants of the ApoC1 gene are limited to un- translated regions of the gene, synonymous mutations of the coding sequence and a number of variants of the intron regions of the ge...

Ngày tải lên : 19/02/2014, 05:20

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Tài liệu Báo cáo khóa học: Quantitative analysis, using MALDI-TOF mass spectrometry, of the N-terminal hydrolysis and cyclization reactions of the activation 2 process of onconase pdf

. on cyclization of the amino terminal glutamine residues of tryptic peptides of streptococcal PepM49 protein. Resolution of cyclized peptides by HPLC and characterization by mass spectrometry. . pH 8.0 in the presence of 3 M guanidinium chloride. 1166 M. Ribo ´ et al. (Eur. J. Biochem. 271) Ó FEBS 2004 Quantitative analysis, using MALDI-TOF mass spectrometry, of the N-terminal hydrolysis. the Ma...

Ngày tải lên : 19/02/2014, 12:20

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Tài liệu Báo cáo khóa học: Determination by electrospray mass spectrometry and 1H-NMR spectroscopy of primary structures of variously fucosylated neutral oligosaccharides based on the iso-lacto-N-octaose core doc

. function. One of the early demonstrations of the role of carbo- hydrates in recognition was binding of the inﬂuenza virus to red blood cells via sialic acid [1], and later by work on the chemical basis of. sequence analysis of underivatized oligosaccharides by com- bined MS/MS of singly and doubly charged molecular ions in negative-ion electrospray mass spectrometry. J. Am. Soc. Mass Spectrom....

Ngày tải lên : 19/02/2014, 12:20

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Tài liệu Báo cáo khoa học: Si-face stereospeciﬁcity at C5 of coenzyme F420 for F420H2 oxidase from methanogenic Archaea as determined by mass spectrometry ppt

. that of a mixture of [5- 1 H]F 420 and [5- 2 H]F 420 (c). The simulated stick spectrum of reduced F 420 (b, white) and that of the FprA oxidation product (c, white) are for a 1 : 1 mixture of [5- 1 H]F 420 and. F 420 bound [26]. A common F 420 -binding Fig. 2. MALDI-TOF-MS analysis of F 420 and F 420 H 2 for the determination of the stereospeciﬁcity of F 420 H 2 oxidase (FprA). The insets sho...

Ngày tải lên : 20/02/2014, 03:20

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TECHNIQUES FOR THE ANALYSIS OF ORGANIC CHEMECALS BY INDUCTIVELY COUPLED PLASMA MASS SPECTROMETRY (ICP-MS) pptx

. Coupled Plasma Mass Spectrometry (ICP- MS) is used for the routine monitoring of trace and ultra-trace metal contaminants in aqueous-based chemicals. Recent advances in ICP-MS technology and. the use of cool plasmas for the analysis of organics, and this technique is available to any Agilent ICP-MS system fitted with the ShieldTorch System and a mass flow controller capable of adding. form...

Ngày tải lên : 05/03/2014, 21:20

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