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A Study of the Metabolism of Ibutamoren (MK-677), a Growth Hormone Secretagogue, in Human Urine by Ultra-High-Performance Liquid Chromatography–High-Resolution Mass Spectrometry
AbstractThe metabolism of Ibutamoren (MK-677), a nonpeptide growth hormone secretagogue, was investigated by analyzing human urine samples collected...
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Multiresidue Determination of Fungicides in Wine by Solvent Demulsification-Dispersive Liquid-Liquid Microextraction and Ultra-High Performance Liquid Chromatography–Tandem Mass Spectrometry
Fungicides are applied from plant development to grape production, transport, and storage. Even after fruit processing, residues of these compounds...
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Direct Determination of 2-Acetyl-1-Pyrroline in Rice by Ultrasound-Assisted Solvent Extraction Coupled with Ultra-performance Liquid Chromatography-Tandem Mass Spectrometry
In this paper, we present a novel direct detection method for the characteristic fragrant component 2-acetyl-1-pyrroline (2-AP) in rice by using...
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Determination of Ketosteroids in Human Urine Using Dispersive Liquid-Liquid Microextraction and Ultra High-Performance Liquid Chromatography-High Resolution Mass Spectrometry
AbstractA method is proposed for the determination of some ketosteroids in human urine, including enzymatic hydrolysis using β-glucuronidase from E....
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High Performance Liquid Chromatography
The great success of gas chromatography inspired scientist to enhance liquid chromatography as GC was not applicable to compounds that are not...
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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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Determination of Steroid Hormones in Human Saliva by High-Performance Liquid Chromatography with Tandem Mass Spectrometry Detection
AbstractA method is developed for the simultaneous determination of steroid hormones of various classes (androgens, progestins, and glucocorticoids)...
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Rapid Simultaneous Analysis of Ten Biogenic Amines in Aquatic Products by Ultra-high-performance Supercritical Fluid Chromatography Combined with Mass Spectrometry
A method for accurate, reliable, ultra-high-performance supercritical fluid chromatography (UHPSFC) coupled with mass spectrometry for the...
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Simultaneous Determination of Eight Phenolic Acids in Rapeseed by Accelerated Solvent Extraction-Solid Phase Extraction Ultra-High-Performance Liquid Chromatography-Tandem Mass Spectrometry
This work establishes an effective detection method for simultaneous determination of eight phenolic acid compounds in rapeseed by combing...
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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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Determination of N-nitro-, C-nitro-, and C-nitrous-type Compounds in Meat Products by d-SPE Extraction and Liquid Chromatography Coupled to Mass Spectrometry
This method is intended for the extraction of 2-methyl-1,4-dinitropyrrol (DNMP), 1-nitro-2-methyl-3-amino pyrrole (NMAP), and ethylnitrolic acid...
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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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Automated liquid–liquid deep eutectic solvents based microextraction procedure for determination of acrylamide in foodstuffs by high-performance liquid chromatography with ultraviolet detection
For the rapid and efficient determination of acrylamide in food products by HPLC-UV, an environmentally friendly analytical approach has been...
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Gas Chromatography and Mass Spectrometry: The Technique
Combining the techniques of gas chromatography and mass spectrometry provides conjunction with a confirmatory character, which has a great power of...
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Determination of Perfluororganic Compounds in Whole Blood and Tissues of Laboratory Animals by Gas-Liquid Chromatography–Mass Spectrometry
AbstractA procedure for the determination of a group of perfluororganic compounds, promising for medical use, in whole blood and tissues of...
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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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Identification and Determination of Nonionic Surfactants by Ultrahigh-Performance Liquid Chromatography–High-Resolution Mass Spectrometry
AbstractWe proposed a procedure for the identification and determination of nonionic surfactants in natural waters by ultra-HPLC with high-resolution...
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Determination of Ochratoxin A in Plant Products: Immunoaffinity Column and Liquid Chromatography with Fluorescence Detector
Ochratoxins are mycotoxins produced by various fungi of the genus Aspergillus and Penicillium, e.g., A. ochraceus, A. carbonarius, and P. verrucosum....
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Influence of host–guest interactions on analytical performance of direct analysis in real-time mass spectrometry
To systematically study the influence of host–guest interactions on the analytical performance of direct analysis in real time mass spectrometry...
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Liquid chromatography versus supercritical fluid chromatography coupled to mass spectrometry: a comparative study of performance for multiresidue analysis of pesticides
Abundant studies have been published evaluating different parameters of reverse-phase liquid chromatography (LC) and supercritical fluid...
