Articles with "phase liquid" as a keyword



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Liposomes as potential masking agents in sport doping. Part 1: analysis of phospholipids and sphingomyelins in drugs and biological fluids by aqueous normal-phase liquid chromatography-tandem mass spectrometry.

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Published in 2017 at "Drug testing and analysis"

DOI: 10.1002/dta.1939

Abstract: In the present work, aqueous normal-phase liquid chromatography coupled to tandem mass spectrometry (LC-MS/MS), in different acquisition modes, was employed for the direct analysis and profiling of nine phospholipid classes (phosphatidic acids, phosphatidylserines, phosphatidylethanolamines, lysophosphatidylethanolamines,… read more here.

Keywords: phase liquid; normal phase; aqueous normal; analysis ... See more keywords
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Prediction of peptides retention behavior in reversed‐phase liquid chromatography based on their hydrophobicity

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Published in 2022 at "Journal of Separation Science"

DOI: 10.1002/jssc.202200743

Abstract: Hydrophobicity is an important physicochemical property of peptides and proteins. It is responsible for their conformational changes, stability, as well as various chemical intramolecular and intermolecular interactions. Enormous efforts have been invested to study the… read more here.

Keywords: liquid chromatography; hydrophobicity; phase liquid; reversed phase ... See more keywords
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Suspect and non-target screening of chemicals in clothing textiles by reversed-phase liquid chromatography/hybrid quadrupole-Orbitrap mass spectrometry

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Published in 2021 at "Analytical and Bioanalytical Chemistry"

DOI: 10.1007/s00216-021-03766-x

Abstract: The global manufacturing of clothing is usually composed of multistep processes, which include a large number of chemicals. However, there is generally no information regarding the chemical content remaining in the finished clothes. Clothes in… read more here.

Keywords: phase liquid; reversed phase; mass spectrometry; non target ... See more keywords
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Bioinspired membranes for multi-phase liquid and molecule separation

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Published in 2018 at "Science China Chemistry"

DOI: 10.1007/s11426-018-9332-2

Abstract: Water pollution is a serious problem around the world. It causes the lack of clean drinking water and brings risks to human health. Membrane technology has become a competitive candidate to treat the contaminated wastewater… read more here.

Keywords: phase; phase liquid; molecule; separation membranes ... See more keywords
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Effect of temperature on the retention of Janus kinase 3 inhibitor in different mobile phase compositions using reversed-phase liquid chromatography.

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Published in 2019 at "Journal of pharmaceutical and biomedical analysis"

DOI: 10.1016/j.jpba.2018.11.032

Abstract: In this study, the thermodynamic dissociation constant (pKa) values of tofacitinib in acetonitrile-water binary mixtures with of 25%, 30%, 35% and 45% (v/v) have been determined at 25-45 °C range of temperatures with reversed-phase liquid chromatography… read more here.

Keywords: phase; phase liquid; reversed phase; liquid chromatography ... See more keywords
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Quantification of Dolichyl Phosphates Using Phosphate Methylation and Reverse-Phase Liquid Chromatography–High Resolution Mass Spectrometry

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Published in 2023 at "Analytical Chemistry"

DOI: 10.1021/acs.analchem.2c03623

Abstract: Dolichyl monophosphates (DolPs) are essential lipids in glycosylation pathways that are highly conserved across almost all domains of life. The availability of DolP is critical for all glycosylation processes, as these lipids serve as membrane-anchored… read more here.

Keywords: liquid chromatography; mass spectrometry; reverse phase; phase liquid ... See more keywords
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Atomistic Details of Peptide Reversed-Phase Liquid Chromatography from Molecular Dynamics Simulations.

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Published in 2023 at "Analytical chemistry"

DOI: 10.1021/acs.analchem.2c05667

Abstract: Peptide separations by reversed-phase liquid chromatography (RPLC) are an integral part of bottom-up proteomics. These separations typically employ C18 columns with water/acetonitrile gradient elution in the presence of formic acid. Despite the widespread use of… read more here.

Keywords: liquid chromatography; molecular dynamics; reversed phase; water acetonitrile ... See more keywords
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Reversed Phase-Liquid Chromatography for Recombinant AAV Genome Integrity Assessment.

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Published in 2023 at "Analytical chemistry"

DOI: 10.1021/acs.analchem.3c00222

Abstract: After decades of research, gene therapy products have reached market maturity in recent years. Recombinant adeno-associated viruses (rAAVs) are one of the most promising gene delivery vehicles and are currently under intense scientific investigation. These… read more here.

Keywords: integrity; phase liquid; liquid chromatography;
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Surface Diffusion of Aromatic Hydrocarbon Analytes in Reversed-Phase Liquid Chromatography

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Published in 2017 at "Journal of Physical Chemistry C"

DOI: 10.1021/acs.jpcc.7b04746

Abstract: In reversed-phase liquid chromatography (RPLC), retained analytes can diffuse faster along the hydrophobic surface of the stationary phase than when dissolved in the water (W)–acetonitrile (ACN) mobile phase. We investigate the surface diffusion of four… read more here.

Keywords: phase; phase liquid; reversed phase; surface ... See more keywords
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Reversed-Phase Liquid Chromatography of Peptides for Bottom-Up Proteomics: A Tutorial.

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Published in 2022 at "Journal of proteome research"

DOI: 10.1021/acs.jproteome.2c00407

Abstract: The performance of the current bottom-up liquid chromatography hyphenated with mass spectrometry (LC-MS) analyses has undoubtedly been fueled by spectacular progress in mass spectrometry. It is thus not surprising that the MS instrument attracts the… read more here.

Keywords: liquid chromatography; reversed phase; liquid; phase liquid ... See more keywords
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Characterization of Glucuronosyl-diacyl/monoacylglycerols and Discovery of Their Acylated Derivatives in Tomato Lipid Extracts by Reversed-Phase Liquid Chromatography with Electrospray Ionization and Tandem Mass Spectrometry.

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Published in 2021 at "Journal of the American Society for Mass Spectrometry"

DOI: 10.1021/jasms.1c00162

Abstract: Glucuronic acid containing diacylglycerols (3-(O-α-d-glucuronopyranosyl)-1,2-diacyl-sn-glycerols, GlcA-DAG) are glycolipids of plant membranes especially formed under phosphate-depletion conditions. An analytical approach for the structural characterization of GlcA-DAG in red ripe tomato (Solanum lycopersicum L.) extracts, based on… read more here.

Keywords: phase liquid; reversed phase; glca dag; liquid chromatography ... See more keywords