Results 21 to 30 of about 17,886 (241)
Development and application of an UHPLC-MS/MS method for the simultaneous determination of 17 steroidal hormones in equine serum [PDF]
, 2017 A new, fast and simple analytical method that is able to identify and quantify simultaneously 17 steroid hormones and metabolites (Pregnenolone, 17-OH-Pregnenolone, Progesterone, 17-OH Progesterone, Androsterone, Androstenedione, DHEA, DHEAS ...
Allis +20 more
core +1 more source
Application of chromatographic methods for quality control of cannabinoid impurities in products containing Cannabidiol [PDF]
PharmaciaStrict quality control of impurities in legitimate cannabidiol products and in cannabis “novel foods” is necessary due to the increased health risks from side effects associated with these impurities.
Dobrina Tsvetkova +2 more
doaj +3 more sources
Recent trends in analytical methods to determine new psychoactive substances in hair [PDF]
, 2017 New Psychoactive Substances (NPS) belong to several chemical classes, including phenethylamines, piperazines, synthetic cathinones and synthetic cannabinoids.
García Algar, Oscar +4 more
core +1 more source
Separations, 2022 Lichens are symbiotic organisms between algae and fungi, which are makers of secondary compounds named as lichen substances. Hyphenated techniques have significantly helped natural product chemistry, especially UHPLC/ESI/MS/MS in the identification ...
Beatriz Sepúlveda +4 more
doaj +1 more source
Molecules, 2023 Veterinary antibiotics have become a major concern due to potential environmental effects. This study presents an investigation of the exposure and environmental effects of the veterinary medicinal product in powder form, administered in the drinking ...
Viviana Carmen Ciucă +6 more
doaj +1 more source
Loss of histone macroH2A1 in hepatocellular carcinoma cells promotes paracrine-mediated chemoresistance and CD4+CD25+FoxP3+ regulatory T cells activation [PDF]
, 2020 Rationale: Loss of histone macroH2A1 induces appearance of cancer stem cells (CSCs)-like cells in hepatocellular carcinoma (HCC). How CSCs interact with the tumor microenvironment and the adaptive immune system is unclear. Methods: We screened aggressive
Drovakova A. +11 more
core +1 more source
Molecules, 2022 Quinoa (Chenopodium quinoa Willd.) has a high nutritional value and it contains a high number and high amounts of specialized metabolites. These metabolites include, for example, phenolic acids, flavonoids, terpenoids and steroids.
Maarit Karonen, Juha-Matti Pihlava
doaj +1 more source
Optimisation of pressurized liquid extraction using a multivariate chemometric approach for the determination of anticancer drugs in sludge by ultra high performance liquid chromatography–tandem mass spectrometry [PDF]
, 2013 The present paper describes an analytical method for the determination of 2 widely administered anticancer drugs, ifosfamide and cyclophosphamide, contained in sewage sludge. The method relies on the extraction from the solid matrix by pressurized liquid
Albasi, Claire +5 more
core +4 more sources
Metabolites, 2021 Metabolic profiling is an omics approach that can be used to observe phenotypic changes, making it particularly attractive for biomarker discovery. Although several candidate metabolites biomarkers for disease expression have been identified in recent ...
Daisuke Saigusa +13 more
doaj +1 more source
Molecules, 2022 Mume Fructus is a well-known herbal medicine and food with a long history of processing and application. Different processing methods impact the intrinsic quality of Mume Fructus.
Songrui Wang +7 more
doaj +1 more source