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GC-MS/MS versus LC-MS/MS for unambiguous identification of α and β-trenbolone in bovine urine
(Universidade Federal de Minas GeraisBrasilICX - DEPARTAMENTO DE QUÍMICAUFMG, 2019)
Rapid Screening and Identification of Polar Constituents from Brazilian Arnica Lychnophora sp by LC-UV/DAD-ESI-MS and LC-UV/DAD-ESI-MS/MS Analysis
(VIEWEG, 2009)
This paper describes an analytical method for the rapid screening and identification of the phenolic constituents present in the polar extracts of different Lychnophora spp. using LC-UV/DAD-ESI-MS and LC-UV/DAD-ESI-MS/MS. ...
Comparison of Impurity Profiles of Lipiblock (R) vs. Orlistat using HPLC and LC-MS/MS
(Colegio Farmaceuticos Provincia de Buenos Aires, 2014)
LC-MS/MS Method Applied to the Detection and Quantification of Ursodeoxycholic Acid Related Substances in Raw Material and Pharmaceutical Formulation
(David Publishing, 2018-04)
Abstract: Objective: To develop a highly sensitive LC-MS/MS (liquid chromatography-mass spectrometry/mass spectrometry)method applied to the detection and quantitation of UDCA (ursodeoxycholic acid) related substances such ...
Characterization of flavonoid and naphthopyranone derivatives from Eriocaulon ligulatum using liquid chromatography tandem mass spectrometry
(Natural Products Inc, 2009-12-01)
Liquid chromatography-electrospray ionization multistage ion trap mass spectrometry (LC-ESI-IT-MS(n)) was used to analyze the secondary metabolites in the methanol extract of the capitulae of Eriocaulon ligulatum. The major ...
Characterization of flavonoid and naphthopyranone derivatives from Eriocaulon ligulatum using liquid chromatography tandem mass spectrometry
(Natural Products Inc, 2009-12-01)
Liquid chromatography-electrospray ionization multistage ion trap mass spectrometry (LC-ESI-IT-MS(n)) was used to analyze the secondary metabolites in the methanol extract of the capitulae of Eriocaulon ligulatum. The major ...
A Critical Review of Analytical Methods for Quantification of Amphotericin B in Biological Samples and Pharmaceutical Formulations
(2020-01-01)
Amphotericin B (AmB) is an important antifungal agent available in the clinical practice with the action mechanism related to the inhibition of ergosterol molecule present in the fungal cell wall. Given this, in order to ...
LC-MS/MS quantitation of plasma progesterone in cattle
(ELSEVIER SCIENCE INC, 2011)
Quantitation of progesterone (P(4)) in biological fluids is often performed by radioimmunoassay (RIA), whereas liquid chromatography coupled to tandem mass spectrometry (LC-MS/MS) has been used much less often. Due to its ...
Caracterização química de extratos de plantas medicinais por LC-MS/MS e resposta in vivo da atividade anticonvulsivante da Jatropha gossypiifolia L.
(Universidade Federal de Santa MariaBrasilQuímicaUFSMPrograma de Pós-Graduação em QuímicaCentro de Ciências Naturais e Exatas, 2017-08-17)
In this paper, two methods using LC-MS/MS were developed for the chemical
characterization of Amazonian medicinal plants and evaluated the anticonvulsive response in
vivo. An analytical method using LC-APPI-MS/MS with ...
Validação de um método multirresíduos e multiclasses para determinação e quantificação de 140 resíduos de agrotóxicos em leite através da técnica LC-MS/MS
(Universidade Federal de Minas GeraisUFMG, 2011-05-30)
Milk is a food of animal origin very important to human, widely consumed by children and adults around the world. Often the only available source of protein. Brazilian production has shown increasing in recent decades and ...