Application of High‐Speed Countercurrent Chromatography to the Separation of Black Tea Theaflavins

References

• Lea , M. A. , Xiao , Q. , Sadhukhan , A. K. , Cottle , S. , Wang , Z. Y. and Yang , C. S. 1993 . Inhibitory effect of tea extracts and (‐)‐epigallocatechin gallate on DNA‐synthesis and proliferation of hepatoma and erythroleukemia‐cells . Cancer Lett. , 68 : 231 – 236 . [PUBMED] [INFOTRIEVE]
   PubMed Web of Science ®Google Scholar
• Lee , B. L. and Ong , C. N. 2000 . Comparative analysis of tea catechins and theaflavins by high‐performance liquid chromatography and capillary electrophoresis . J. Chromatogr. A , 881 : 439 – 447 . [PUBMED] [INFOTRIEVE] [CROSSREF]
   PubMed Web of Science ®Google Scholar
• Lu , Y. P. , Lou , Y. R. , Xie , J. G. , Yen , P. , Huang , M. T. and Conney , A. H. 1997 . Inhibitory effect of black tea on the growth of established skin tumors in mice: effects on tumor size, apoptosis, mitosis and bromodeoxyuridine incorporation into DNA . Carcinogenesis , 18 : 2163 – 2169 . [PUBMED] [INFOTRIEVE] [CROSSREF]
   PubMed Web of Science ®Google Scholar
• Chen , Y. C. , Liang , Y. C. , Lin‐Shiau , S. Y. , Ho , C. T. and Lin , J. K. 1999 . Inhibition of TPA‐induced protein kinase C and transcription activator protein‐1 binding activities by thearflavin‐3,3′‐digallate from black tea in NIH3T3 Cells . J. Agric. Food Chem. , 47 : 1416 – 1421 . [PUBMED] [INFOTRIEVE] [CSA] [CROSSREF]
   PubMed Web of Science ®Google Scholar
• Liang , Y. C. , Chen , Y. C. , Lin , Y. L. , Lin‐Shiau , S. Y. , Ho , C. T. and Lin , J. K. 1999 . Suppression of extracellular signals and cell proliferation by the black tea polyphenol, theaflavin‐3,3′‐digallate . Carcinogenesis , 2 : 733 – 736 . [CROSSREF]
   Web of Science ®Google Scholar
• Lewis , J. R. , Davis , A. L. , Cai , Y. , Davies , A. P. , Wilkins , J. P.G. and Pennington , M. 1998 . Theaflavate B, isotheaflavin‐3′‐O‐gallate and neotheaflavin‐3‐O‐gallate: three polyphenolic pigments from black tea . Photochemistry , 49 : 2511 – 2519 . [CROSSREF]
   Web of Science ®Google Scholar
• Davies , A. L. , Cai , Y. and Davies , A. P. 1995 . 1H and 13C NMR assignment of theaflavin, heaflavin monogallate and theaflavin digallate . Magn. Reson. Chem. , 33 : 549 – 552 .
   Web of Science ®Google Scholar
• Du , Q.‐Z. , Jiang , H. and Ito , Y. 2001 . Separation of theaflavins of black tea. High‐speed countercurrent chromatography vs. sephadex LH‐20 gel column chromatography . J. Liq. Chrom. and Rel. Technol. , 24 : 2363 – 2369 . [CROSSREF]
   Web of Science ®Google Scholar