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Quantitative Mass Spectrometry Imaging with Liquid Microjunction Surface Sampling
Mass spectrometry imaging (MSI) could provide chemical spatial distribution within a diverse range of samples, but absolute quantitation with those...
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Matrix- and surface-assisted laser desorption/ionization–mass spectrometry analysis of fingermark components for forensic studies: current trends and future prospects
The chemical analysis of fingermarks (FMs) has attracted considerable attention in the realm of forensic investigations. Techniques based on direct...
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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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Determination of Polar Veterinary Drugs and Melamine in Feeds: Method Using Ion-Pair Reversed-Phase or Hydrophilic Interaction Liquid Chromatography Coupled to Tandem Mass Spectrometry
This protocol specifies a LC-ESI-MS/MS method for the quantification of the polar veterinary drugs spectinomycin, zilpaterol, halquinol (a...
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Flavan-3-ol (Flavanol) Identification and Quantitation by High Performance Liquid Chromatography Coupled with Mass Spectrometry (HPLC-MSn)
Flavan-3-ols are widely distributed in higher plants, such as grapes, located in the skins and seeds, being transferred to the wine during...
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Development of a Stability Indicating Method and Study of Forced Degradation Pathway of Choline Theophyllinate and Salbutamol by Liquid Chromatography–Mass Spectrometry
Asthma treatment typically entails the use of choline theophyllinate and salbutamol. There was a definite need for procedures that could be used to...
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Comprehensive Analysis of Pistachio (Pistacia vera L.) Hull Phenolics by High-Performance Liquid Chromatography-Diode Array Detection-Tandem Mass Spectrometry
Pistachio hull, the by-product of pistachio processing, is a plant source rich in phenolic compounds with diverse biological activities that may...
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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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Method development for the determination of seven ginsenosides in three Panax ginseng reference materials via liquid chromatography with tandem mass spectrometry
A new liquid chromatography-tandem mass spectrometry (LC–MS/MS) method was developed for the analysis of ginsenosides in three Panax ginseng...
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Quantification of Clofarabine and Fludarabine in Plasma by High-Performance Liquid Chromatography-Tandem Mass Spectrometry
Allogeneic hematopoietic cell transplantation (allo-HCT) is a potentially curative therapeutic treatment for many patients with high-risk hematologic...
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Analysis of Fatty Acid in Biological Samples Using Liquid Chromatography–Quadrupole-Orbitrap Mass Spectrometry Under Parallel Reaction Monitoring Mode
Fatty acids (FAs) are an important class of functional small molecules and participate in a variety of life biological processes. This experiment...
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Infrared Laser-Based Selected Reaction Monitoring Mass Spectrometry Imaging of Banana (Musa spp.) Tissue—New Method for Detection and Spatial Localization of Metabolites in Food
In this study, for the first time, we present the application of an infrared (IR) laser ablation-remote-electrospray ionization (LARESI) platform...
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Simultaneous determination of colistin sulfate and tigecycline in human plasma by liquid chromatography-tandem mass spectrometry method
ObjectiveTo establish a high-performance liquid chromatography–tandem mass spectrometry method (HPLC–MS/MS) to simultaneously determine colistin...
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Simultaneous Determination of Prednisone and Prednisolone in Serum by Turbulent Flow Liquid Chromatography-Tandem Mass Spectrometry
Allogeneic hematopoietic cell transplantation (allo-HCT) is a potentially curative therapeutic treatment for patients with high-risk hematologic...
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Analysis of Serum Estrogens Using High-Performance Liquid Chromatography–Tandem Mass Spectrometry Coupled to Differential Ion Mobility Spectrometry
AbstractA new quantification method is proposed for the determination of serum estrone (E1), estradiol (E2), and estriol (E3) based on...
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Quantification of bioactive peptide lunasin from soybean, wheat, and their commercial products by ultra-performance liquid chromatography quadrupole time-of-flight mass spectrometry
Lunasin is a cancer-preventive food bioactive peptide. This study reports quantification of lunasin from selected varieties of soybeans, wheat grains...
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Simultaneous Determination of Neonicotinoid Insecticides and Metabolites Residues in Milk and Infant Formula Milk Powder by EMR-Liquid Chromatography-Tandem Mass Spectrometry
An analytical method based on enhanced matrix removal–lipid liquid chromatography–tandem mass spectrometry (EMR-LC–MS/MS) was developed for the...
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Untargeted Metabolomics Based on Liquid Chromatography–Mass Spectrometry for the Analysis of Plasma and Erythrocyte Samples in Childhood Obesity
The circulating metabolome of human peripheral blood provides valuable information to investigate the molecular mechanisms underlying the development...
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Evaluation of distribution of emerging mycotoxins in human tissues: applications of dispersive liquid–liquid microextraction and liquid chromatography-mass spectrometry
In this work, a complete study of the distribution of emerging mycotoxins in the human body has been carried out. Specifically, the presence of...
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Analysis of polyisoprene oligomers via in situ silver nanoparticle formation on thin-layer chromatography plate using matrix-assisted laser-induced desorption/ionization mass spectrometry
The direct mass spectrometry (MS) detection of polyisoprene (PI) oligomers on a thin-layer chromatography (TLC) plate using matrix-assisted...
