Zoekresultaten - 235 results

Towards the development of innovative multi-mycotoxin reference materials as promising metrological tool for emerging and regulated mycotoxin analyses.

Keywords: Animals Chromatography, Liquid Food Analysis Mycotoxins Reference Standards Tandem Mass Spectrometry Temperature Abstract: The interest in LC- MS / MS multi-mycotoxin methods unveiled an urgent need ...

An application of mass spectrometry for quality control of biologicals: Highly sensitive profiling of plasma residuals in human plasma-derived immunoglobulin.

fractionation for this purpose. Sample fractionation proved mandatory to enable identification of plasma residuals. Two approaches were compared: Ig depletion with protein G — protein A affinity chromatography ...

Proof-of-concept study of a new LC-ESI-MS/MS-based assay to identify Aspergillus spp. in artificially mixed samples using species/genus-specific proteotypic peptides

developed assay which can resolve most of these MALDI- TOF MS limitations. This assay is based upon multiplex liquid chromatography electrospray ionization tandem mass spectrometry (LC- ESI- MS / MS) for the ...

Diquat and Paraquat analysis by UPLC-MSMS

analysis Laboratories liquid chromatography Mass Spectrometry Pesticides Health Topics:  Health and environment Santé et environnement Gezondheid en milieu Service:  Éléments traces et nanomatériaux ...

The correlation between antimutagenic activity and total phenolic content of extracts of 31 plant species with high antioxidant activity.

antioxidant compounds present in methanol leaf extracts of 120 plant species was determined using a combination of Thin Layer Chromatography (TLC) and spraying with 2, 2-diphenyl-1-picrylhydrazyl (DPPH). The 31 ...

Pesticide Residues on Three Cut Flower Species and Potential Exposure of Florists in Belgium.

Keywords: Adult Belgium Chromatography, Gas Commerce Female Flowers Humans Male Occupational Exposure Pesticide residues Surveys and Questionnaires Young adult Abstract: In order to assess the prevalence of ...

A case of acute intoxication due to combined use of fentanyl and 3,4-dichloro-N-[2-(dimethylamino)cyclohexyl]-N-methylbenzamide (U-47700).

trace amounts of fentanyl (0.0035%, m/m) and U-47700 (0.0012%, m/m) were identified by gas chromatography mass spectrometry. U-47700 is an opioid analgesic drug, considered to have a potency of ...

Ecotoxicological potential of antibiotic pollution-industrial wastewater: bioavailability, biomarkers, and occurrence in Mytilus galloprovincialis.

chromatography-tandem mass spectrometry (UPLC- MS / MS) showed the presence of some antibiotic residues. These concentrations decrease to half in mussels treated with PW biodegraded by B. atrophaeus. Health Topics:  Food ...

LC-MS-based analytical method for quantification of selected brominated flame retardants in food commodities

Belgium brominated flame retardants Categories CHILDREN chromatography Clean up Combination Dairy Products data dietary Dietary intake Dietary-intake Discussion effect Eggs environment exposure fat Fats ...

Chromatographic impurity fingerprinting of genuine and counterfeit Cialis® as a means to compare the discriminating ability of PDA and MS detection.

(2016) Keywords: Chromatography, High Pressure Liquid Counterfeit Drugs Informatics Machine Learning Mass Spectrometry Principal Component Analysis Tadalafil Abstract: Public health is threatened worldwide ...

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