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Mass Spectrometry
Mass spectrometry (MS) is a powerful analytical technique that can solve most complex problems faced by the food analytical chemist, both in a...
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Proteomics for Microalgae Extracts by High-Resolution Mass Spectrometry
Two protocols of protein extraction from Arthrospira platensis (spirulina) microalgae to study their proteome by mass spectrometry (MS) are here...
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Kendrick mass defect analysis — a tool for high-resolution Orbitrap mass spectrometry of native lignin
Lignin is the second most abundant biopolymer in nature and a promising renewable feedstock for the production of aromatic compounds, composite...
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Determination of Nitrogen Mustard Metabolites in Urine Using High-Performance Liquid Chromatography–High-Resolution Mass Spectrometry
AbstractLiquid chromatography–high-resolution mass spectrometry that combines the capabilities of highly selective separation of mixtures under...
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Untargeted High-Resolution Mass Spectrometry for Detection of Natural Products and Confiscated Powders and Pills
Drug testing for clinical toxicology purposes is difficult given the variety of drugs and substances that can be abused. High-resolution mass...
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Determination of Methylphosphonic Acid and Alkyl Methylphosphonic Acid Esters in Soils by Liquid Chromatography–High-Resolution Mass Spectrometry
AbstractA method has been optimized for simultaneous extraction of ethyl methylphosphonic acid ester (EMPA), isopropyl methylphosphonic acid ester...
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Liquid Chromatography-Tandem Mass Spectrometry for Quantitation of Serum Pentobarbital
Pentobarbital is a short-acting barbiturate with anticonvulsant and sedative-hypnotic properties. Pentobarbital may be used to induce sedation,...
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Screening of Contaminants of Emerging Concern (CECs) in Fish and Milk Samples by Liquid Chromatography Coupled with High-Resolution Tandem Mass Spectrometry (LC-HRMS/MS)
Contaminants of emerging concern (CECs) have been the main focus of food toxicology and environmental chemistry in recent years due to their extended...
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Determination of Hydrolytic Transformation Products of Sesquimustards in Water by High Resolution Liquid Chromatography/Mass Spectrometry
AbstractAn approach to the determination of five sesquimustard markers, namely, bis(2-hydroxyethylthio)methane (BHETM),...
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Development of Ultra High-Performance Liquid Chromatography–Tandem Mass Spectrometry Method for Enantiomer Resolution of Thyroxine on a Chiral Crown Ether Derived Chiral Stationary Phase
Chiral discrimination of thyroxine (T 4 ) enantiomers was performed using ultra high-performance liquid chromatography–tandem mass spectrometry...
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Liquid chromatography–high-resolution tandem mass spectrometry of anatoxins, including new conjugates and reduction products
Anatoxins (ATXs) are a potent class of cyanobacterial neurotoxins for which only a handful of structural analogues have been well characterized....
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Development of a rapid-fire drug screening method by probe electrospray ionization tandem mass spectrometry for human urine (RaDPi-U)
Drug screening tests are mandatory in the search for drugs in forensic biological samples, and immunological methods and mass spectrometry (e.g., gas...
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Chromatography High-Resolution Mass Spectrometry in Food and Environmental Chemistry
In the past 20 years, the evolution of mass spectrometry has undergone tremendous technological advances to improve mass resolution, accuracy, and...
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Photolytic and Oxidative Degradation Behavior of Anticancer Drug Venetoclax: Characterization of New Degradation Products Using High Resolution Mass Spectrometry
AbstractVenetoclax ( VEN ), an anticancer drug, was subjected to photolytic and oxidative degradation studies. The comprehensive degradation profiling...
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A Novel Strategy for Screening of Secondary Metabolites in Ginkgo biloba Leaves by Ultra-Performance Liquid Chromatography–Tandem Information Dependent Acquisition Mass Spectrometry
AbstractA novel and simple strategy was proposed for the screening of secondary metabolites in Ginkgo biloba leaves. The information dependent...
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Sample Screening and Determination of 214 Veterinary Drug Residues in Food Using Chromatography–High-Resolution Mass Spectrometry
AbstractA combination of sample screening and subsequent confirmatory detection of contaminants represents an optimal strategy for routine analysis...
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Screening of Antimicrobial Residues in Muscle fromDifferent Species by Liquid Chromatography Coupled with Tandem Mass Spectrometry
A screening methodology for the analysis of 46 antimicrobial (ATB) residues has been developed and validated for application in muscle samples...
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Liquid Chromatography-Tandem Mass Spectrometry-Based Therapeutic Monitoring of Plasma Atovaquone Concentrations in Pediatric Patients
Atovaquone is an FDA-approved antiparasitic and antifungal therapeutic that is currently used as a prophylactic agent to prevent Pneumocystis carinii...
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Quantification of Mycophenolic Acid in Plasma by High Performance Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS)
Mycophenolate mofetil (MMF) and sodium mycophenolate are commonly prescribed immunosuppressive drugs for patients who have undergone solid organ...
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Harnessing data science to improve molecular structure elucidation from tandem mass spectrometry
Compound structural identification for non-targeted screening of organic molecules in complex mixtures is commonly carried out using liquid...
