Results 21 to 30 of about 3,262 (203)

Continuous Liquid–Liquid Extraction of High-Purity Lutein from Chlorella vulgaris via Centrifugal Partition Chromatography: Utilizing Limonene as Renewable Solvent for Microalgae Biomass Valorization [PDF]

open access: yesFoods
In this study, an efficient and eco-friendly method was developed for continuous liquid–liquid extraction of lutein from microalgae Chlorella vulgaris.
Weiheng Kong   +3 more
doaj   +2 more sources

Application of Centrifugal Partition Chromatography for Bioactivity-Guided Purification of Antioxidant-Response-Element-Inducing Constituents from Atractylodis Rhizoma Alba [PDF]

open access: yesMolecules, 2018
Activity-guided separation of antioxidant response element (ARE)-inducing constituents from the rhizomes of Atractylodis Rhizoma Alba was performed by the combination of centrifugal partition chromatography (CPC) and an ARE luciferase reporter assay ...
Myeong Il Kim   +5 more
doaj   +2 more sources

Counteracting Bleeding in Centrifugal Partition Chromatography: Redosing of the Stationary Phase

open access: yesSeparations
Centrifugal Partition Chromatography is a type of Liquid-Liquid Chromatography that offers several advantages compared to Liquid Chromatography. Two immiscible liquids are utilized, and one phase has to be immobilized to implement chromatographic ...
Felix Buthmann   +5 more
doaj   +2 more sources

Determination of urea content in urea cream by centrifugal partition chromatography. [PDF]

open access: yesJ Food Drug Anal, 2016
The objective of this study is to establish a centrifugal partition chromatography (CPC) method for determination of the urea ingredient in urea cream. The mechanism of this method is that urea is determined by UV detector at 430 nm after being extracted from the cream and derivatized on line via Ehrlich reaction in rotor of CPC, where the reaction ...
Wang YQ   +5 more
europepmc   +3 more sources

Prediction of Bleeding via Simulation of Hydrodynamics in Centrifugal Partition Chromatography

open access: yesSeparations
Centrifugal Partition Chromatography (CPC) utilizes a two-phase liquid–liquid system as mobile and stationary phases. During operation, the latter continuously drains out of the rotor, despite it being in fact stationary, leading to decreasing separation
Felix Buthmann   +3 more
doaj   +2 more sources

From Lignin to Valuable Aromatic Chemicals: Lignin Depolymerization and Monomer Separation via Centrifugal Partition Chromatography [PDF]

open access: yesACS Central Science, 2021
Manar Alherech   +5 more
doaj   +2 more sources

Easy Computation of the Various Topologies and Modes of Liquid–Liquid Partition Chromatography by the Theory of Random Walks

open access: yesSeparations, 2021
The article revisits the discrete recurrence method to model the instruments of liquid–liquid partition chromatography as counter-current chromatography (CCC) and centrifugal partition chromatography (CPC).
Frédéric R. Dijoux, Tsvetelina Mandova
doaj   +1 more source

Profiling and Isolation of Ten Rare Branched-Chain Alkylresorcinols in Quinoa

open access: yesMolecules, 2023
Alkylresorcinols (∑ARs) are bioactive lipid compounds predominantly found in cereals. These amphiphilic compounds exist in a high structural diversity and can be divided into two main groups, i.e., 5-alkylresorcinols (ARs) and 2-methyl-5-alkylresorcinols
Tim Hammerschick, Walter Vetter
doaj   +1 more source

Chilean Rhubarb, Gunnera tinctoria (Molina) Mirb. (Gunneraceae): UHPLC-ESI-Orbitrap-MS Profiling of Aqueous Extract and its Anti-Helicobacter pylori Activity

open access: yesFrontiers in Pharmacology, 2021
The full UHPLC-MS metabolome fingerprinting and anti-Helicobacter pylori effect of Gunnera tinctoria (Molina) Mirb. (Nalca) total extract (GTE) and fractions prepared from its edible fresh petioles were evaluated. The activity of G.
Sonja Hebel-Gerber   +10 more
doaj   +1 more source

Melodamide A from Melodorum fruticosum - Quantification using HPLC and one-step-isolation by centrifugal partition chromatography. [PDF]

open access: yesJ Sep Sci, 2019
Melodamide A, a phenolic amide from the leaves of Melodorum fruticosum Lour., has previously shown pronounced anti‐inflammatory activity. In order to rapidly isolate larger quantities for biological testing, a fast, one‐step isolation method by ...
Engels NS   +5 more
europepmc   +2 more sources

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