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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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Gas Chromatography–Mass Spectrometry and Laser Desporption Study of Substances on Surfaces of Steel after Contact with Liquid Products of Tire Pyrolysis
AbstractGas chromatography and mass spectrometry are used to study substances remaining on the surface of a sample of a material (e.g., St-3) with...
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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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Characterization of balsam sulfide via pyrolysis–gas chromatography–mass spectrometry/sulfur chemiluminescence detection and matrix-assisted laser desorption/ionization time-of-flight mass spectrometry
Balsam sulfide, produced by the reaction of turpentine/rosin and sulfur, has been used as one of the raw materials of liquid gold to decorate...
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A fast-screening dispersive liquid–liquid microextraction–gas chromatography–mass spectrometry method applied to the determination of efavirenz in human plasma samples
We demonstrate the suitability of a fast, green, easy-to-perform, and modified sample extraction procedure, i.e., dispersive liquid–liquid...
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Quantification of Olanzapine by Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS)
Olanzapine (Zyprexa™) is indicated for the treatment of schizophrenia and bipolar disorder. Olanzapine is metabolized to inactive metabolites;...
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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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Liquid chromatography and differential mobility spectrometry—data-independent mass spectrometry for comprehensive multidimensional separations in metabolomics
The benefits of combining drift time ion mobility (DTIMS) with liquid chromatography–high-resolution mass spectrometry (HRMS) have been reported for...
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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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Recent additions and access to a multidimensional lipidomic database containing liquid chromatography, ion mobility spectrometry, and tandem mass spectrometry information
The importance of lipids in biology continues to grow with their recent linkages to more diseases and conditions, microbiome fluctuations, and...
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A Liquid Chromatography-Tandem Mass Spectrometry Assay for Quantification of Ethyl Glucuronide and Ethyl Sulfate in Urine
Ethyl glucuronide and ethyl sulfate emerged as the biomarkers of choice for detection of ethanol use as the required sample is urine, enabling easy...
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Flavonol Identification and Quantitation by High Performance Liquid Chromatography Coupled with Mass Spectrometry (HPLC-MSn)
Flavonols are a class of phenolic compounds derived from plant secondary metabolism. In wine, these flavonoid compounds do not receive enough...
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Analyzing Activities of Lytic Polysaccharide Monooxygenases by Liquid Chromatography and Mass Spectrometry
Lytic polysaccharide monooxygenases perform oxidative cleavage of glycosidic bonds in various polysaccharides. The majority of LMPOs studied so far...
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Mass Spectrometry for Food Analysis
This volume details protocols on mass spectrometry and associated techniques. Chapters guide readers through micro- and macronutrients analysis, mass...
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Triazole Antifungal Quantification for Therapeutic Drug Monitoring in Serum by Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS): Posaconazole, Voriconazole, Itraconazole, and Hydroxyitraconazole
Antifungal therapy with triazole drugs including posaconazole, voriconazole, itraconazole, and its active metabolite hydroxyitraconazole is routinely...
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Characterization of Adeno-Associated Virus Capsid Proteins by Microflow Liquid Chromatography Coupled with Mass Spectrometry
Adeno-associated virus (AAV) has been widely used to treat various human diseases as an important delivery vector for gene therapy due to its low...
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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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Two-Dimensional Liquid Chromatography–Mass Spectrometry: Heart-Cutting Hydrogen/Deuterium Exchange as a Tool for Small Molecule Structure Elucidation
High resolution and tandem mass spectrometry are popular techniques for the structure elucidation of small molecule impurities and metabolites....
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Measurement of atmospheric amines and aminoamides by column adsorption/extraction and hydrophilic liquid chromatography-electrospray-tandem mass spectrometry
Sampling and chromatography-mass spectrometry methods were investigated to measure atmospheric amines and aminoamides. Amines and their amide...
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Quantification of Fentanyl and Norfentanyl in Whole Blood Using Liquid Chromatography-Tandem Mass Spectrometry
Fentanyl is a synthetic opioid used in pain management with a potency 50–100 times that of morphine. Due to fentanyl’s high potency, very low dosages...