Results 41 to 50 of about 1,317 (192)

HSCCC isolation and characterization of walnut polyphenols with antioxidative and lipolytic activity

open access: yesThe FASEB Journal, 2013
In order to characterize the structures, biological activity, and mechanisms of action for walnut constituents, the key phytochemicals must be isolated in sufficient quantities. The objective of this research was to establish a method for rapid separation of walnut polyphenols which preserves structural integrity and yields high ...
Mary H Grace   +7 more
openaire   +1 more source

Preparative separation and purification of deoxyschizandrin from Schisandrae Sphenantherae Fructus by high-speed counter-current chromatography

open access: yesJournal of Pharmaceutical Analysis, 2013
A high-speed counter-current chromatography (HSCCC) method was successfully developed for the preparative separation and purification of deoxyschizandrin from Schisandrae Sphenantherae Fructus in one step.
Xin-Ying Li   +7 more
doaj   +1 more source

Preparative Separation of Phenolic Compounds from Halimodendron halodendron by High-Speed Counter-Current Chromatography

open access: yesMolecules, 2010
Three phenolic compounds, p-hydroxybenzoic acid (1), isorhamnetin-3-O-β-D-rutinoside (2), and 3,3'-di-O-methylquercetin (5), along with a phenolic mixture were successfully separated from the ethyl acetate crude extract of Halimodendron halodendron by ...
Zhu Yu   +7 more
doaj   +1 more source

Separation and Preparation of Sanguinarine and Chelerythrine from Macleaya cordata Root by High Speed Counter-Current Chromatography

open access: yesShipin gongye ke-ji, 2022
The aim of this study was to develop a method for the separation and preparation of high purity sanguinarine and chelerythrine by conventional high speed counter-current chromatography.
Changqing JIA   +4 more
doaj   +1 more source

Isolation and Purification of Oridonin from the Whole Plant of Isodon rubescens by High-Speed Counter-Current Chromatography

open access: yesMolecules, 2011
Semi-preparative high-speed counter-current chromatography (HSCCC) was successfully used for isolation and purification of oridonin from Isodon rubescens by using a two-phase-solvent system composed of n-hexane-ethyl acetate-methanol-water (2.8:5:2.8:5 ...
ChunYue Yu   +7 more
doaj   +1 more source

Preparative separation and purification of bufadienolides from ChanSu by high-speed counter-current chromatography combined with preparative HPLC

open access: yesQuímica Nova, 2013
Eight bufadienolides were successfully isolated and purified from ChanSu by high-speed counter-current chromatography (HSCCC) combined with preparative HPLC (prep-HPLC).
Jialian Li   +6 more
doaj   +1 more source

Isolation of α-Amylase Inhibitors from Kadsura longipedunculata Using a High-Speed Counter-Current Chromatography Target Guided by Centrifugal Ultrafiltration with LC-MS

open access: yesMolecules, 2016
In this study, a high-speed counter-current chromatography (HSCCC) separation method target guided by centrifugal ultrafiltration with high-performance liquid chromatography-mass spectrometry (CU-LC-MS) was proposed.
Yin Cen   +3 more
doaj   +1 more source

Bioactive Components and Functional Applications of Sea Buckthorn: A Review

open access: yesFood Science &Nutrition, Volume 14, Issue 8, August 2026.
Sea buckthorn (Hippophae rhamnoides L.) is a multifunctional food resource whose bioactive composition and functional potential depend strongly on plant part, extraction method, and processing matrix. Fruits and juices are rich in vitamin C, organic acids, carotenoids, phenolic acids, and flavonol glycosides; leaves provide abundant flavonoids ...
Xiaogang Guo   +6 more
wiley   +1 more source

Preparative Isolation and Purification of Lignans from Justicia procumbens Using High-Speed Counter-Current Chromatography in Stepwise Elution Mode

open access: yesMolecules, 2015
Lignans, which are recognized as main constituents in Justicia procumbens, have attracted considerable attention due to their pharmacological activities, including antitumor, anti-hepatitic, cytotoxic, anti-microbial, and anti-virus properties ...
Peijuan Zhou   +8 more
doaj   +1 more source

Steviol Glycosides (E960) From Stevia rebaudiana: Technological Innovations, Safety Assessment, Regulatory Aspects and Their Role in Sustainable Food Systems

open access: yesFood Science &Nutrition, Volume 14, Issue 7, July 2026.
Steviol Glycosides (E960) from Stevia rebaudiana: Technological Innovations, Safety Assessment, Regulatory Aspects and their Role in Sustainable Food Systems. ABSTRACT Stevia (Stevia rebaudiana Bertoni) is a small perennial herb widely recognized as a natural sweetener.
Aswin Sakthivel Manoharan   +1 more
wiley   +1 more source

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