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Dispersive magnetic solid-phase extraction for capsaicinoid compounds in human serum using LC-HRMS: targeted and non-targeted approaches
A new analytical method based on the use of dispersive magnetic solid-phase extraction (DMSPE) is described for the preconcentration of capsaicin...
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Per- and polyfluoroalkyl substances (PFAS) and thyroid hormone measurements in dried blood spots and neonatal characteristics: a pilot study
BackgroundPediatric thyroid diseases have been increasing in recent years. Environmental risk factors such as exposures to chemical contaminants may...
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High levels of pesticides found in illicit cannabis inflorescence compared to licensed samples in Canadian study using expanded 327 pesticides multiresidue method
BackgroundAs Cannabis was legalised in Canada for recreational use in 2018 with the implementation of the Cannabis Act , Regulations were put in...
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Salivary microbiome and metabolome analysis of severe early childhood caries
BackgroundSevere early childhood caries (SECC) is an inflammatory disease with complex pathology. Although changes in the oral microbiota and...
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Biogenic Amines
The control and determination of biogenic amines in different kinds of foods in particular in meat products is important to assure their safety and...
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Case Studies and Application of Different Novel Extraction Methods
This chapter focuses on the case studies of the bioactive compounds that is defining the promising pathway of compounds that can be used as...
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The impact of mass spectrometry application to screen new proteomics biomarkers in Ophthalmology
IntroductionIn the search for molecular markers that aid in the early diagnosis and treatment of various human diseases, many studies have focused on...
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Nuclear Forensics: Role of Radiation Metrology
Nuclear forensic analysis is a relatively new approach to provide technical support for the investigation of security incidents that may arise due to...
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Removal of multiple lipids from human plasma using a hydroxyl-functionalized covalent organic framework aerogel as a new sorbent
A hydroxyl-functionalized covalent organic framework aerogel COF THB-TAPB -aerogel was designed and prepared as an adsorbent for the removal of...
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Matrix Matters: novel insights for the extraction, preparation, and quantitation of microplastics in a freshwater mesocosm study
The extraction and characterization of secondary microplastics, those formed through subjection to the environment, must continuously improve in...
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Identification and quantitation of the actual active components in bamboo juice and its oral liquid by NMR and UPLC-Q-TOF-MS
Bamboo juice is a traditional Chinese drink and herbal medicine, and bamboo juice oral liquids are widely sold for the treatment of cough and phlegm...
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Analysis of Triacylglycerols in Sumac (Rhus typhina L.) Seed Oil from Different Origins by UPLC-Q-TOF-MS
Sumac ( Rhus typhina L.) has long been used in folk medicine for many diseases. The sumac seed oil (SSO) has emerged as a functional ingredient. This...
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Detection of saffron adulteration by other plant species using SPME-GC-HRMS
Saffron, a spice obtained by drying the scars of saffron flowers ( Crocus sativus L.), is by far the most valuable spice in the world, and, not...
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A Review of Portable High-Performance Liquid Chromatography: the Future of the Field?
There is a growing need for chemical analyses to be performed in the field, at the point of need. Tools and techniques often found in analytical...
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Nuclear Forensics: Role of Radiation Metrology
Nuclear forensic analysis is a relatively new approach to provide technical support for the investigation of security incidents that may arise due to...
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Analysis of multiclass organic pollutant in municipal landfill leachate by dispersive liquid-liquid microextraction and comprehensive two-dimensional gas chromatography coupled with mass spectrometry
We propose a simple, fast, and inexpensive method for the analyses of 72 organic compounds in municipal landfill leachate, based on dispersive...
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Chemical Profiling and Antioxidant Activity of Extracts from Kalanchoe Medicinal Species: Intraspecific Sources of Variation in Kalanchoe crenata and K. pinnata
Kalanchoe crenata (Andrews) Haw., and K. pinnata (Lam.) Pers., Crassulaceae, both popularly known as saião or courama in Brazil, are indistinctly...
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Polar licit and illicit ingredients in dietary supplements: chemometric optimization of extraction and HILIC-MS/MS analysis
Many dietary supplements claim the ability to enhance sports performance and to improve the fitness of the consumers. Occasionally, along with legal...
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Analysis of (O-acyl) alpha- and omega-hydroxy fatty acids in vernix caseosa by high-performance liquid chromatography-Orbitrap mass spectrometry
Fatty acid esters of long-chain hydroxy fatty acids or ( O -acyl)-hydroxy fatty acids (OAHFAs) were identified for the first time in vernix caseosa and...
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Present-Day Practice of Non-Target Chemical Analysis
AbstractWe review the main techniques, procedures, and information products used in non-target analysis (NTA) to reveal the composition of...
