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Results: 1 to 20 of 105

1.

Scaling up of high-speed countercurrent chromatographic apparatus with three columns connected in series for rapid preparation of (-)-epicatechin.

Du Q, Jiang H, Yin J, Xu Y, Du W, Li B, Du Q.

J Chromatogr A. 2013 Jan 4;1271(1):62-6. doi: 10.1016/j.chroma.2012.11.021. Epub 2012 Nov 19.

PMID:
23219478
[PubMed - indexed for MEDLINE]
2.

Separation of catechin constituents from five tea cultivars using high-speed counter-current chromatography.

Kumar NS, Rajapaksha M.

J Chromatogr A. 2005 Aug 12;1083(1-2):223-8.

PMID:
16078712
[PubMed - indexed for MEDLINE]
3.

[Purification of EGCG monomer from the extracts of tea by high speed countercurrent chromatography].

Zhang Y, Jiang YB, Huang SL, Zheng MY.

Zhong Yao Cai. 2009 May;32(5):784-7. Chinese.

PMID:
19771854
[PubMed - indexed for MEDLINE]
4.

Separation of proanthocyanidins isolated from tea leaves using high-speed counter-current chromatography.

Savitri Kumar N, Maduwantha B Wijekoon WM, Kumar V, Nimal Punyasiri PA, Sarath B Abeysinghe I.

J Chromatogr A. 2009 May 8;1216(19):4295-302. doi: 10.1016/j.chroma.2008.12.025. Epub 2008 Dec 24.

PMID:
19136115
[PubMed - indexed for MEDLINE]
5.

Combination of HSCCC and Sephadex LH-20 methods An approach to isolation and purification of the main individual theaflavins from black tea.

Yang C, Li D, Wan X.

J Chromatogr B Analyt Technol Biomed Life Sci. 2008 Jan 1;861(1):140-4. Epub 2007 Nov 23.

PMID:
18063426
[PubMed - indexed for MEDLINE]
6.

[Separation of isomeric compounds by high speed countercurrent chromatography].

Chen L, Deng L, Chen P.

Se Pu. 2006 Nov;24(6):570-3. Chinese.

PMID:
17288135
[PubMed - indexed for MEDLINE]
7.

Separation of radioactive metabolites in cultured tea cells fed with [14C]phenylalanine using high-speed counter-current chromatography.

Du Q, Cheng H, Ito Y.

J Chromatogr A. 2001 Jul 6;921(2):331-4.

PMID:
11471817
[PubMed - indexed for MEDLINE]
8.

Efficient procedure for isolating methylated catechins from green tea and effective simultaneous analysis of ten catechins, three purine alkaloids, and gallic acid in tea by high-performance liquid chromatography with diode array detection.

Hu B, Wang L, Zhou B, Zhang X, Sun Y, Ye H, Zhao L, Hu Q, Wang G, Zeng X.

J Chromatogr A. 2009 Apr 10;1216(15):3223-31. doi: 10.1016/j.chroma.2009.02.020. Epub 2009 Feb 13.

PMID:
19246045
[PubMed - indexed for MEDLINE]
9.

Preparative separation and purification of epigallocatechin gallate from green tea extracts using a silica adsorbent containing β-cyclodextrin.

Lai SM, Gu JY, Huang BH, Chang CM, Lee WL.

J Chromatogr B Analyt Technol Biomed Life Sci. 2012 Mar 1;887-888:112-21. doi: 10.1016/j.jchromb.2012.01.019. Epub 2012 Jan 28.

PMID:
22336694
[PubMed - indexed for MEDLINE]
10.

[Study on the analytical methods of catechins in tea and green tea polyphenol samples by high performance liquid chromatography].

Dai J, Wang HX, Chen SW, Tang J.

Se Pu. 2001 Sep;19(5):398-402. Chinese.

PMID:
12545432
[PubMed - indexed for MEDLINE]
11.

Preparative isolation and purification of theaflavins and catechins by high-speed countercurrent chromatography.

Wang K, Liu Z, Huang JA, Dong X, Song L, Pan Y, liu F.

J Chromatogr B Analyt Technol Biomed Life Sci. 2008 May 15;867(2):282-6. doi: 10.1016/j.jchromb.2008.04.005. Epub 2008 Apr 9.

PMID:
18436487
[PubMed - indexed for MEDLINE]
12.

Separation of epigallocatechin and flavonoids from Hypericum perforatum L. by high-speed counter-current chromatography and preparative high-performance liquid chromatography.

Wei Y, Xie Q, Dong W, Ito Y.

J Chromatogr A. 2009 May 8;1216(19):4313-8. doi: 10.1016/j.chroma.2008.12.056. Epub 2008 Dec 27.

PMID:
19150073
[PubMed - indexed for MEDLINE]
Free PMC Article
13.

A simple isolation method for the major catechins in green tea using high-speed countercurrent chromatography.

Baumann D, Adler S, Hamburger M.

J Nat Prod. 2001 Mar;64(3):353-5.

PMID:
11277755
[PubMed - indexed for MEDLINE]
14.

Comprehensive separation of secondary metabolites in natural products by high-speed counter-current chromatography using a three-phase solvent system.

Yanagida A, Yamakawa Y, Noji R, Oda A, Shindo H, Ito Y, Shibusawa Y.

J Chromatogr A. 2007 Jun 1;1151(1-2):74-81. Epub 2007 Mar 23.

PMID:
17399729
[PubMed - indexed for MEDLINE]
15.

Preparation of the monomers of gingerols and 6-shogaol by flash high speed counter-current chromatography.

Qiao Q, Du Q.

J Chromatogr A. 2011 Sep 9;1218(36):6187-90. doi: 10.1016/j.chroma.2010.12.062. Epub 2010 Dec 21.

PMID:
21195411
[PubMed - indexed for MEDLINE]
16.
17.

Separation and purification of neohesperidin from the albedo of Citrus reticulata cv. Suavissima by combination of macroporous resin and high-speed counter-current chromatography.

Zhang J, Zhu X, Luo F, Sun C, Huang J, Li X, Chen K.

J Sep Sci. 2012 Jan;35(1):128-36. doi: 10.1002/jssc.201100695. Epub 2011 Nov 21.

PMID:
22102373
[PubMed - indexed for MEDLINE]
18.

One-step purification of epigallocatechin gallate from crude green tea extracts by mixed-mode adsorption chromatography on highly cross-linked agarose media.

Xu J, Tan T, Janson JC.

J Chromatogr A. 2007 Oct 26;1169(1-2):235-8. Epub 2007 Sep 12.

PMID:
17897657
[PubMed - indexed for MEDLINE]
19.

Analytical separation of tea catechins and food-related polyphenols by high-speed counter-current chromatography.

Yanagida A, Shoji A, Shibusawa Y, Shindo H, Tagashira M, Ikeda M, Ito Y.

J Chromatogr A. 2006 Apr 21;1112(1-2):195-201. Epub 2005 Oct 18.

PMID:
16239007
[PubMed - indexed for MEDLINE]
20.

Counter-current chromatography separation scaled up from an analytical column to a production column.

Wood P, Ignatova S, Janaway L, Keay D, Hawes D, Garrard I, Sutherland IA.

J Chromatogr A. 2007 Jun 1;1151(1-2):25-30. Epub 2007 Feb 12.

PMID:
17341422
[PubMed - indexed for MEDLINE]

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