Results 71 to 80 of about 740 (163)

Preparative separation and purification of sesquiterpenoids from tussilago farfara l. by high-speed counter-current chromatography

Química Nova, 2011
Preparative high-speed counter-current chromatography (HSCCC) was successfully applied for separation and purification of sesquiterpenoids from an extract of Tussilago farfara L.
Daijie Wang, Lei Fang, Xiao Wang, Jiying Qiu, Luqi Huang   +4 more
doaj   +1 more source

Isolation and purification of four bioactive constituents from Alpinia officinarum Hance utilizing high-speed counter-current chromatography

, 2012
Galangal, the rhizome of Alpinia officinarum Hance (Chinese pinyin name: Gao-liang-jiang), is one of the most popular Chinese herbs that has extensive pharmacological effects.
Brown, Leslie, Tan, Daomei, Chen, Yuling, Chang, Dennis Hsu-Tung (R7407), Yang, Depo, Wang, Dongmei, Zhu, Longping, Tan, Xiong   +7 more
core   +1 more source

Separation of Non-alkaloid Toxin Lignans and New Flavonoid from Himalayan Mayapple (Podophyllum Hexandrum Royle) by High-Speed Counter-Current Chromatography and Their Anti-inflammatory Activity Evaluation

Pakistan Journal of Analytical & Environmental Chemistry
Podophyllum hexandrum Royle (Berberidaceae) is reported from the Himalayan region and China. It is also known as the Himalayan Mayapple and is reported for the treatment of constipation, fever, jaundice, liver disorders, etc.
Iftikhar Ali, Shahid Aziz, Marzia Zahra, Yan Mu, Erum Dilshad, Meher Ali, Xiao Wang   +6 more
doaj   +3 more sources

Extraction and isolation of dictamnine, obacunone and fraxinellone from Dictamnus dasycarpus Turcz. by supercritical fluid extraction and high-speed counter-current chromatography

Química Nova, 2012
Supercritical fluid extraction was used to extract active compounds from the Chinese traditional medicinal D. dasycarpus under the pressure of 30 MPa and temperature of 45 ºC.
Daijie Wang, Yunliang Lin, Xiaojing Lin, Yanling Geng, Xiao Wang, Jinjie Zhang, Jiying Qiu   +6 more
doaj   +1 more source

Review of centrifugal liquid-liquid chromatography using aqueous two-phase solvent (ATPS) systems: Its scale-up and prospects for the future production of high-value biologics

, 2007
The future challenges in bioprocessing include developing new downstream processes for the purification and manufacture of the protein based medicines of the future to relieve the predicted bottleneck being produced by increasingly high titres from ...
Sutherland, I A
core  

Isolation of high purity 1-[2′,4′-dihydroxy-3′,5′-di-(3″-methylbut-2″-enyl)-6′-methoxy] phenylethanone from Acronychia pedunculata (L.) Miq. by high-speed counter-current chromatography

, 2004
Following an initial clean-up step on silica, high-speed counter-current chromatography (HSCCC) was used to purify an aryl ketone, 1-[2′,4′-dihydroxy-3′,5′-di-(3″-methylbut-2″-enyl)-6′-methoxy] phenylethanone from an extract of the stem bark of the shrub
Bohlin, Lars,, Janson, Jan-Christer,, Han, Xiao,, Pathmasiri, Wimal,   +3 more
core   +1 more source

Countercurrent chromatography of proteins using aqueous two-phase systems

, 2008
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.The biotechnology industry requires high - capacity protein manufacturing processes that retain protein functionality.
Bourton, Emma Catherine
core  

Characterization and Purification of Bergamottin from Citrus grandis (L.) Osbeck cv. Yongjiazaoxiangyou and Its Antiproliferative Activity and Effect on Glucose Consumption in HepG2 cells

Molecules, 2017
Bergamottin is a natural furanocoumarin compound with weak polarity. Characterization and quantification of bergamottin were carried out in different fruit tissues of various citrus cultivars.
Yilong Liu, Chuanhong Ren, Yunlin Cao, Yue Wang, Wenyi Duan, Linfeng Xie, Chongde Sun, Xian Li   +7 more
doaj   +1 more source

A review of the hydrodynamics of high-speed counter current chromatography

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

Isolation and Purification of Sesquiterpene Lactones from Ixeris sonchifolia (Bunge) Hance by High-Speed Counter- Current Chromatography and Semi-Preparative High Performance Liquid Chromatography

, 2015
Purpose: To isolate and purify sesquiterpene lactones from Ixeris sonchifolia (Bunge) Hance by highspeed counter-current chromatography (HSCCC).Methods: I.
Wei, YL, Lu, JQ, Cai, W, Zhang, JY, Zhang, HG, Chang, GP, Li, GL   +6 more
core   +1 more source