Results 71 to 80 of about 1,317 (192)

Preparative Isolation and Purification of Three Sesquiterpenoid Lactones from <em>Eupatorium lindleyanum</em> DC. by High-Speed Counter-Current Chromatography

open access: yesMolecules, 2012
A high-speed counter-current chromatography (HSCCC) method was established for the preparative separation of three sesquiterpenoid lactones from <em>Eupatorium lindleyanum</em> DC.
Yonghong Hu   +3 more
doaj   +1 more source

Adsorption characteristics of modified bentonites for purification of anthocyanin from saffron tepal

open access: yesFood Science &Nutrition, Volume 12, Issue 11, Page 9136-9150, November 2024.
The adsorption isotherms and kinetics of the anthocyanin on the modified bentonites extracted from waste of saffron flower was evaluated. The activation of bentonite by both acid and heat exhibited more adsorption than bentonite modified byonly acid or thermal.
Hasan Oliaei Torshizi, Samieh Oliaei
wiley   +1 more source

Metody oczyszczania surowego ekstraktu polifenoli do analizy chromatograficznej [PDF]

open access: yes, 2021
The article describes the methods of purifying polyphenolic extracts both in preparations obtained from fresh fruit and vegetables and from processed products.
Ławińska, Katarzyna   +3 more
core  

Preparative Separation of Main Ustilaginoidins from Rice False Smut Balls by High-Speed Counter-Current Chromatography

open access: yesToxins, 2016
Ustilaginoidins are bis-naphtho-γ-pyrone mycotoxins isolated from the rice false smut balls (FSBs) infected by the pathogen Villosiclava virens in rice spikelets on panicles.
Weibo Sun   +8 more
doaj   +1 more source

Red beet betalains extraction process: A comprehensive review of methods, applications, and physicochemical properties

open access: yesFood Science &Nutrition, Volume 12, Issue 11, Page 8540-8558, November 2024.
Hydro‐alcoholic solutions extracted more betalains from red beet compared to water. Moreover, novel extraction methods were more efficient than conventional ones for the extraction of red beet betalains. Red beet betalains have gained attention due to their health‐promoting advantages and applications.
Saba Eyshi   +3 more
wiley   +1 more source

Sophora japonica L. bioactives: Chemistry, sources, and processing techniques

open access: yesFood Frontiers, Volume 5, Issue 3, Page 1166-1187, May 2024.
Sophora japonica is an edible medicinal plant with various bioactive potentials. Bioactive compounds are abundant in different parts of S. japonica. The extraction and separation techniques of S. japonica extracts and compounds are summarized. Abstract Sophora japonica L. is an edible and medicinal woody plant of the legume family.
Na Guo   +3 more
wiley   +1 more source

A review of the hydrodynamics of high-speed counter current chromatography [PDF]

open access: yes
This review outlines the current understanding of the flow behavior in high-speed counter-current chromatography (HSCCC). HSCCC has seen huge progress in modeling and predicting flow behavior, yet it still is not fully understood from a hydrodynamic ...
Vigil, Matthew J.
core   +1 more source

Preparative Purification of Anti-Proliferative Diarylheptanoids from Betula platyphylla by High-Speed Counter-Current Chromatography

open access: yesMolecules, 2016
A simple and rapid method using high-speed counter-current chromatography (HSCCC), along with bioassay-guided fractionation based on the anti-proliferative activity against renal and colon cancer cells, has been developed for the preparative separation ...
Namki Cho   +5 more
doaj   +1 more source

Selenosugar, selenopolysaccharide, and putative selenoflavonoid in plants

open access: yesComprehensive Reviews in Food Science and Food Safety, Volume 23, Issue 3, May 2024.
Abstract Selenium (Se) is a naturally occurring essential micronutrient that is required for human health. Selenium supports cellular antioxidant defense and possesses bioeffects such as anti‐inflammation, anti‐cancer, anti‐diabetic, and cardiovascular and liver protective effects arising from Se‐enhanced cellular antioxidant activity.
Ziqi Qi, Alex Duan, Ken Ng
wiley   +1 more source

J. Liq. Chromatogr. Relat. Technol.

open access: yes, 2006
The components of the traditional Chinese medicines (TCM) can be influenced by soil, climate, and growth stage. Fingerprinting is an important means for its quality control. Our previous studies showed that high speed countercurrent chromatography (HSCCC)
Su, ZG, Gu, M, Fan, OY
core   +1 more source

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