capillary electrophoresis-mass spectrometry
![Chiral capillary electrophoresis mass spectrometry of amino acids in foods / Coral Barbas [et al ]](https://thumb-us.123doks.com/thumbv2/123dok_es/3155170.576270/cover.webp)
Chiral capillary electrophoresis mass spectrometry of amino acids in foods / Coral Barbas [et al ]
... the mass analyzer, a physically coated capillary able to provide EOF values equal to zero at a separation pH at which the derivatized amino acids can bear elec- trical net-charge (and, therefore, move by ...
11
A Non Targeted Capillary Electrophoresis Mass Spectrometry Strategy to Study Metabolic Differences in an In Vitro Model of High Glucose Induced Changes in Human Proximal Tubular HK 2 Cells
... the mass error (ppm), the main MS/MS fragments in order of abundancy, the corrected p-values from the univariate Mann Whitney U test, and the trend for each identified ...
27
![Combining peptide modeling and capillary electrophoresis mass / C Barbas [et al ]](https://thumb-us.123doks.com/thumbv2/123dok_es/3155922.576392/cover.webp)
Combining peptide modeling and capillary electrophoresis mass / C Barbas [et al ]
... with capillary electrophoresis - mass spectrometry (CE-MS) is proposed to characterize in a very fast and simple way the cleavage specificity of new recombinant ...
9
Determination of betaines in vegetable oils by capillary electrophoresis tandem mass spectrometry Application to the detection of olive oil adulteration with seed oils
... All reagents were of analytical grade. Methanol and chloroform (used for sample extraction) and isopropanol (used for sheath liquid preparation) were supplied from Scharlau Chemie (Barcelona, Spain). Sodium hydroxide and ...
24
Recent advances in capillary electrophoresis instrumentation for the analysis of explosives
... used to enhance the charge and fluorescence properties at the wave- length of the LIF detector. Pulverized gunpowders were derivatized with different agents, and finally 8-aminopyrene-1,3,6-trisulfonic acid (APTS) was ...
11
Identification and quantitation of cis ketoconazole impurity by capillary zone electrophoresis mass spectrometry
... by capillary zone electrophoresis–electrospray–mass spectrometry ...in capillary electrophoresis (CE) with UV ...and capillary potential) was carried out to obtain the ...
8
A capillary electrophoresis tandem mass spectrometry methodology for the determination of non protein amino acids in vegetable oils as novel markers for the detection of adulterations in olive oils
... a capillary of 60 cm was used (minimum possible length for the CE- MS equipment), resolutions higher than 5 between peaks were achieved in about 13 min as it can be seen in ...
25
Dynamite packaging and portable capillary electrophoresis in forensics
... with mass spectrometry (GC-MS) experiments to study the headspace of the glass jars were performed in an Agilent Technologies 6890/5973 gas chromatography/mass selective detector system (Pittsburgh, ...
216
![Capillary electrophoresis for rapid profiling of organic acidurias / Coral Barbas [et al ]](https://thumb-us.123doks.com/thumbv2/123dok_es/3154062.576105/cover.webp)
Capillary electrophoresis for rapid profiling of organic acidurias / Coral Barbas [et al ]
... The analysis of organic acids in urine is a well-established procedure for the diagnosis of inherited disorders of amino acid and organic acid metabolism. The large num- ber of organic acids in urine and the complexity ...
8
Fast separation of terbinafine and eight of its metabolites by capillary electrophoresis
... Finally, the use of CZE with DAD enabled the identification of unmetabolized parent terbinafine in the mixture of nine components separated after incubation with rat liver S9 fractions. In addition, the comparison of the ...
6
Newborn mass screening and selective screening using electrospray tandem mass spectrometry in Japan
... triple-stage mass spectrometer (Thermo- screening were transferred to us with informed Quest, Tokyo, Japan) equipped with a Model LC10 ...both mass spectrometers was tuned findings of patients were ...
10
Characterization and study of transgenic cultivars by capillary and microchip electrophoresis
... inner capillary wall with surface coating ...various capillary coatings for the profiling of fractionated protein extracts from maize samples ...neutral-coated capillary (polyacrylamide coated ...
27
Rapid determination of salbutamol in pharmaceutical preparations by chiral capillary electrophoresis
... dard solutions of salbutamol used for the calibration by the external standard method were prepared by diluting with DMSO a stock solution of 10 mg/mL of salbutamol in DMSO to obtain final concentrations comprised from ...
7
![Capillary electrophoresis for caffeine and pyroglutamate determination in coffees / C Barbas [et al ]](https://thumb-us.123doks.com/thumbv2/123dok_es/3154053.576102/cover.webp)
Capillary electrophoresis for caffeine and pyroglutamate determination in coffees / C Barbas [et al ]
... Therefore, a capillary electrophoresis method was developed that permitted the direct measurement of 17 short chain organic acids in coffee extracts [9]. When it was applied to commer- cial coffees, ...
6
Desarrollo de las nuevas metodologías analíticas que incorporan la nanotecnología en procesos (Bio)Químicos de medida.
... total capillary volume is filled by NPs ...the capillary surface, the analyte or both, producing high mass transfers and greatly changing the parameters of a separation ...
373
Analytical study on ethephon residue determination in water by ion pairing liquid chromatography/tandem mass spectrometry
... Analytical study on ethephon residue determination in water by ion-pairing liquid.. chromatography/tandem mass spectrometry.[r] ...
19
"Modificación enzimática de lecitinas"
... Structural determination and quantitative analysis of baterial phospholipids using liquid chromatography/electrospray ionization/mass spectrometry.. Microscopía de los alimentos.[r] ...
9
Chemical and biochemical sensing applications of microstructured optical fiber based systems
... citation wavelength to the wavelength transmission of the filled HC-PCF. A strong interaction of the analyte with the light was achieved, increasing the signal intensity. The fiber geometry was simulated to ensure the ...
24
