Catechins: Sources, extraction and encapsulation: A review

Food and Bioproducts Processing

Volumn 93, Issue , 2015, Pages 122-138

  Gadkari, Pravin Vasantrao ^a,b   Balaraman, Manohar ^a,b  

^a CENTRAL FOOD TECHNOLOGICAL RESEARCH INSTITUTE   (India)

^b NATIONAL CHEMICAL LABORATORY   (India)

Author keywords

Catechins; Encapsulation; Extraction; Human health; Nutraceutical; Physico chemical properties

Indexed keywords

CHEMICAL PROPERTIES; ENCAPSULATION; EXTRACTION; FLAVONOIDS; HEALTH; POLYPHENOLIC COMPOUNDS;

CATECHINS; ENCAPSULATION METHODS; HUMAN HEALTH; NUTRACEUTICALS; OXIDATIVE STABILITY; PHARMACEUTICAL FORMULATION; PHYSICOCHEMICAL PROPERTY; PRODUCT SHELF LIFE;

VITAMINS;

EID: 84922266613     PISSN: 09603085     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.fbp.2013.12.004     Document Type: Review

References (171)

1. T. Adler Flavonoids in food Environ. Health Perspect. 111 2003 A 897
2. M. Akagi, N. Fukuishi, T. Kan, Y.M. Sagesaka, and R. Akagi Anti-allergic effect of tea-saponin (TLS) from tea leaves (Camellia sinensis L.) Biol. Pharm. Bull. 20 1997 565 567
3. P.A. Albertsson Partition of Cell Particles and Macromolecules: Separation and Purification of Biomolecules, Cell Organelles, Membranes, and Cells in Aqueous Polymer Two-Phase Systems and Their Use in Biochemical Analysis and Biotechnology 1986 Wiley New York
4. V.K. Ananingsih, A. Sharma, and W. Zhou Green tea catechins during food processing and storage: a review on stability and detection Food Res. Int. 50 2013 469 479
5. Y.M. Andersen, and K.R. Markham Flavonoids: Chemistry, Biochemistry, and Applications 2006 CRC Press Boca Raton
6. A. Arnous, D.P. Makris, and P. Kefalas Correlation of pigment and flavanol content with antioxidant properties in selected aged regional wines from Greece J. Food Compos. Anal. 15 2002 655 665
7. I.C. Arts, P.C. Hollman, and D. Kromhout Chocolate as a source of tea flavonoids Lancet 354 1999 488
8. I.C. Arts, B. van de Putte, and P.C. Hollman Catechin contents of foods commonly consumed in The Netherlands. 2. Tea, wine, fruit juices, and chocolate milk J. Agric. Food Chem. 48 2000 1752 1757
9. L.L. Balassa, G.O. Fanger, and O.B. Wurzburg Microencapsulation in the food industry Crit. Rev. Food Sci. Nutr. 2 1971 245 265
10. A. Bertucco, and G. Vetter High Pressure Process Technology: Fundamentals and Applications 2001 Elsevier Science Amsterdam
11. M. Bimakr, R.A. Rahman, F.S. Taip, A. Ganjloo, L.M. Salleh, J. Selamat, A. Hamid, and I. Zaidul Comparison of different extraction methods for the extraction of major bioactive flavonoid compounds from spearmint Mentha spicata L. leaves Food Bioprod. Process 89 2011 67 72
12. J. Boyer, and R.H. Liu Apple phytochemicals and their health benefits Nutr. J. 3 2004 1 15
13. A. Brachet, S. Rudaz, L. Mateus, P. Christen, and J.L. Veuthey Optimisation of accelerated solvent extraction of cocaine and benzoylecgonine from coca leaves J. Sep. Sci. 24 2001 865 873
14. C. Braicu, M.R. Ladomery, V.S. Chedea, A. Irimie, and I. Berindan-Neagoe The relationship between the structure and biological actions of green tea catechins Food Chem. 141 2013 3282 3289
15. J. Buta, and D. Spaulding Endogenous levels of phenolics in tomato fruit during growth and maturation J. Plant Growth Reg. 16 1997 43 46
16. C. Cabrera, R. Artacho, and R. Giménez Beneficial effects of green tea - a review J. Am. Coll. Nutr. 25 2006 79 99
17. V. Camel Recent extraction techniques for solid matrices - supercritical fluid extraction, pressurized fluid extraction and microwave-assisted extraction: their potential and pitfalls Analyst 126 2001 1182 1193
18. E. Cantos, J.C. Espin, and F.A. Tomás-Barberán Varietal differences among the polyphenol profiles of seven table grape cultivars studied by LC-DAD-MS-MS J. Agric. Food Chem. 50 2002 5691 5696
19. E. Caro, R. Marcé, F. Borrull, P. Cormack, and D. Sherrington Application of molecularly imprinted polymers to solid-phase extraction of compounds from environmental and biological samples TrAC - Trends Anal. Chem. 25 2006 143 154
20. C.J. Chang, K.L. Chiu, Y.L. Chen, and C.Y. Chang Separation of catechins from green tea using carbon dioxide extraction Food Chem. 68 2000 109 113
21. P. Chattopadhyay, B.Y. Shekunov, J.S. Seitzinger, and R.W. Huff Particles from Supercritical Fluid Extraction of Emulsion 2006 Google Patents
22. T. Chaudhuri, S.K. Das, J.R. Vedasiromoni, and D.K. Ganguly Phytochemical investigation of the roots of Camellia sinensis L. (O. Kuntze) J. Ind. Chem. Soc. 74 1997 166
23. 2 Macromol. Rapid Commun. 27 2006 1254 1259
24. Z.Y. Chen, Q.Y. Zhu, Y.F. Wong, Z. Zhang, and H.Y. Chung Stabilizing effect of ascorbic acid on green tea catechins J. Agric. Food Chem. 46 1998 2512 2516
25. P. Christen, and J.L. Veuthey New trends in extraction, identification and quantification of artemisinin and its derivatives Curr. Med. Chem. 8 2001 1827 1839
26. Y.S. Chung, J.Y. Chung, G.Y. Yang, C. Li, X. Meng, and M.J. Lee Mechanisms of inhibition of carcinogenesis by tea Biofactors 13 2000 73 79
27. M. Cocero, and A. Martin Precipitation processes with supercritical fluids: patents review Recent Pat. Eng. 2 2008 9 20
28. M.J. Cocero, Á. Martín, F. Mattea, and S. Varona Encapsulation and co-precipitation processes with supercritical fluids: fundamentals and applications J. Supercrit. Fluids 47 2009 546 555
29. A.L. Davis, J.R. Lewis, Y. Cai, C. Powell, A.P. Davis, J.P.G. Wilkins, P. Pudney, and M.N. Clifford Apolyphenolic pigment from black tea Phytochemistry 46 1997 1397 1402
30. P. De Vos, M.M. Faas, M. Spasojevic, and J. Sikkema Encapsulation for preservation of functionality and targeted delivery of bioactive food components Int. Dairy J. 20 2010 292 302
31. K.G.H. Desai, and P.H. Jin Recent developments in microencapsulation of food ingredients Drying Technol. 23 2005 1361 1394
32. S.A. Desobry, F.M. Netto, and T.P. Labuza Comparison of spray-drying, drum-drying and freeze-drying for β-carotene encapsulation and preservation J. Food Sci. 62 1997 1158 1162
33. T.L. Dillinger, P. Barriga, S. Escárcega, M. Jimenez, D.S. Lowe, and L.E. Grivetti Food of the gods: cure for humanity? A cultural history of the medicinal and ritual use of chocolate J. Nutr. 130 2000 2057 2072
34. P. Dobias, P. Pavlíkova, M. Adam, A. Eisner, B. Benova, and K. Ventura Comparison of pressurised fluid and ultrasonic extraction methods for analysis of plant antioxidants and their antioxidant capacity Cent. Eur. J. Chem. 8 2010 87 95
35. I.E. Dreosti Antioxidant polyphenols in tea, cocoa, and wine Nutrition 16 2000 692 694
36. S. Dwight, I. Namiko, and K. Tomomi Home-processing black and green tea (Camellia sinensis L.) Food Saf. Technol. 2007 1 2
37. J.Y. Fang, W.R. Lee, S.C. Shen, and Y.L. Huang Effect of liposome encapsulation of tea catechins on their accumulation in basal cell carcinomas J. Dermat. Sci. 42 2006 101 109
38. Z. Fang, and B. Bhandari Encapsulation of polyphenols - a review Trends Food Sci. Technol. 21 2010 510 523
39. A. Finger, U.H. Engelhadt, and V. Wray Flavonoltriglycosides containing galactose in tea Phytochemistry 30 1991 2057 2060
40. P.V. Gadkari, M. Balarman, and U.S. Kadimi Polyphenols from fresh frozen tea leaves (Camellia assamica L.) by supercritical carbon dioxide extraction with ethanol entrainer-application of response surface methodology J. Food Sci. Technol 2013 1 11 10.1007/s13197-013-1085-9
41. L. Galland Functional foods: health effects and clinical applications Encyclopedia of Human Nutrition 2nd ed. 2005 360 366
42. T. Geetha, A. Garg, K. Chopra, and I.P. Kaur Delineation of antimutagenic activity of catechin, epicatechin and green tea extract Mutat. Res. 556 2004 65 74
43. 2)-mediated process J. Liposome Res. 22 2012 215 223
44. B.F. Gibbs, S. Kermashala, I. Alli, and C.N. Mulligan Encapsulation in the food industry: a review Int. J. Food Sci. Nutr. 50 1999 213 224
45. S. Gouin Microencapsulation: industrial appraisal of existing technologies and trends Trends Food Sci. Technol. 15 2004 330 347
46. H.N. Graham Green tea composition, consumption, and polyphenol chemistry Prev. Med. 21 1992 334 350
47. A. Gramza, and J. Korczak Tea constituents (Camellia sinensis L.) as antioxidants in lipid systems Trends Food Sci. Technol. 16 2005 351 358
48. B. Graves, and H. Weiss Encapsulation techniques Encycl. Food Sci. Technol. 2 1992 620 627
49. X. Gu, J. Cai, Z. Zhang, and Q. Su Dynamic ultrasound assisted extraction of catechins and caffeine in some tea samples Ann. Chim. 97 2007 321 330
50. F. Hachem, B.A. Andrews, and J.A. Asenjo Hydrophobic partitioning of proteins in aqueous two-phase systems Enzyme Microb. Technol. 19 1996 507 517
51. L.K. Han, T. Takaku, J. Li, Y. Kimura, and H. Okuda Anti-obesity action of oolong tea Int. J. Obes. Relat. Metab. Disord. J. Int. Assoc. Std. Obes. 23 1999 98
52. S.S. Handa An overview of extraction techniques for medicinal and aromatic plants Extr. Technol. Med. Arom. Plants 2008 21
53. Y. Hara Green Tea: Health Benefits and Applications 2001 CRC Press Basel
54. H.U. Hebbar Reverse micellar extraction for downstream processing of enzymes/proteins (Ph.D. Thesis) 2007 University of Mysore
55. M.G.L. Hertog, P.C.H. Hollman, and B. Van de Putte Content of potentially anticarcinogenic flavonoids of tea infusions, wines, and fruit juices J. Agric. Food Chem. 41 1993 1242 1246
56. M. Hirasawa, and K. Takada Multiple effects of green tea catechin on the antifungal activity of antimycotics against Candida albicans J. Antimicrob. Chemother. 53 2004 225 229
57. C.T. Ho, J.K. Lin, and F. Shahidi Tea and Tea Products: Chemistry and Health-Promoting Properties 2009 CRC Press Boca Raton
58. J.M. Holden, S.A. Bhagwat, and K.Y. Patterson Development of a multi-nutrient data quality evaluation system J. Food Compos. Anal. 15 2002 339 348
59. J. Hu, D. Zhou, and Y. Chen Preparation and antioxidant activity of green tea extract enriched in epigallocatechin (EGC) and epigallocatechin gallate (EGCG) J. Agric. Food Chem. 57 2009 1349 1353
60. http://chemicalland21.com/
61. http://healthyeating.sfgate.com/foods-high-catechins-4512.html
62. M.T. Huang, J.G. Xie, Z.Y. Wang, C.T. Ho, Y.R. Lou, C.X. Wang, G.C. Hard, and A.H. Conney Effects of tea, decaffeinated tea, and caffeine on UVB light-induced complete carcinogenesis in SKH-1 mice: demonstration of caffeine as a biologically important constituent of tea Cancer Res. 57 1997 2623 2629
63. H. Ikigai, T. Nakae, Y. Hara, and T. Shimamura Bactericidal catechins damage the lipid bilayer Biochim. Biophys. Acta (BBA)-Biomembranes 1147 1993 132 136
64. D. Jin, Y. Xu, X. Mei, Q. Meng, Y. Gao, B. Li, and Y. Tu Antiobesity and lipid lowering effects of theaflavins on high-fat diet induced obese rats J. Funct. Foods 5 2013 1142 1150
65. Y. Jin, and K.H. Row Solid-phase extraction of caffeine and catechin compounds from green tea by caffeine molecular imprinted polymer Bull. Korean Chem. Soc. 28 2007 276
66. E. Jobstl, J.P.A. Fairclough, A.P. Davies, and M.P. Williamson Creaming in black tea J. Agric. Food Chem. 53 2005 7997 8002
67. J. Kerc, S. Srcic, Z. Knez, and P. Sencar-Bozic Micronization of drugs using supercritical carbondioxide Int. J. Pharm. 182 1999 33 39
68. N.A. Khalaf, A.K. Shakya, A. Al-Othman, Z. El-Agbar, and H. Farah Antioxidant activity of some common plants Turk. J. Biol. 32 2008 51 55
69. N. Khan, and I.A. Siddiqui Green tea polyphenols for cancer risk reduction Green Tea Polyphenols: Nutraceuticals of Modern Life 2013 57
70. S. Khokhar, and S. Magnusdottir Total phenol, catechin, and caffeine contents of teas commonly consumed in the United Kingdom J. Agric. Food Chem. 50 2002 565 570
71. W.J. Kim, J.D. Kim, J. Kim, S.G. Oh, and Y.W. Lee Selective caffeine removal from green tea using supercritical carbon dioxide extraction J. Food Eng. 89 2008 303 309
72. C.J. Kirby, C.J. Whittle, N. Rigby, D.T. Coxon, and B.A. Law Stabilization of ascorbic acid by microencapsulation in liposomes Int. J. Food Sci. Technol. 26 1991 437 449
73. B. Klejdus, J. Kopecky, L. Benesova, and J. Vacek Solid-phase/supercritical-fluid extraction for liquid chromatography of phenolic compounds in freshwater microalgae and selected cyanobacterial species J. Chromatogr. A 1216 2009 763 771
74. M. Kofink, M. Papagiannopoulos, and R. Galensa (-)-Catechin in cocoa and chocolate: occurence and analysis of a typical flavan-3-ol enantiomer Molecules 12 2007 1274 1288
75. Y. Komatsu, S. Suematsu, Y. Hisanobu, H. Saigo, R. Matsuda, and K. Hara Effects of pH and temperature on reaction kinetics of catechins in green tea infusion Biosci. Biotechnol. Biochem. 57 1993 907 910
76. S. Kondo, K. Tsuda, N. Muto, and J. Ueda Antioxidative activity of apple skin or flesh extracts associated with fruit development on selected apple cultivars Sci. Hort. 96 2002 177 185
77. W. Krasaekoopt, B. Bhandari, and H. Deeth The influence of coating materials on some properties of alginate beads and survivability of microencapsulated probiotic bacteria Int. Dairy J. 14 2004 737 743
78. C.S. Kumar, R. Subramanian, and L.J. Rao Application of enzymes in the production of RTD black tea beverages: a review Crit. Rev. Food Sci. Nutr. 53 2013 180 197
79. D. Labbe, A. Tremblay, and L. Bazinet Effect of brewing temperature and duration on green tea catechin solubilization: basis for production of EGC and EGCG-enriched fractions Sep. Purif. Technol. 49 2006 1 9
80. P. Laine, P. Kylli, M. Heinonen, and K. Jouppila Storage stability of microencapsulated cloudberry (Rubus chamaemorus) phenolics J. Agric. Food Chem. 56 2008 11251 11261
81. Q. Lang, and C.M. Wai Supercritical fluid extraction in herbal and natural product studies - a practical review Talanta 53 2001 771 782
82. S. Leclercq, K.R. Harlander, and G.A. Reineccius Formation and characterization of microcapsules by complex coacervation with liquid or solid aroma cores Flav. Frag. J. 24 2009 17 24
83. K.W. Lee, Y.J. Kim, H.J. Lee, and C.Y. Lee Cocoa has more phenolic phytochemicals and a higher antioxidant capacity than teas and red wine J. Agric. Food Chem. 51 2003 7292 7295
84. D.C. Li, and J.G. Jiang Optimization of the microwave-assisted extraction conditions of tea polyphenols from green tea Int. J. Food Sci. Nutr. 61 2010 837 845
85. H. Liang, Y. Liang, J. Dong, and J. Lu Tea extraction methods in relation to control of epimerization of tea catechins J. Sci. Food Agric. 87 2007 1748 1752
86. Y. Liang, J. Lu, and L. Zhang Comparative study of cream in infusions of black tea and green tea [Camellia sinensis (L.) O. Kuntze] Int. J. Food Sci. Technol. 37 2002 627 634
87. Y. Liang, and Y. Xu Effect of pH on cream particle formation and solids extraction yield of black tea Food Chem. 74 2001 155 160
88. Q. Lu, D.C. Li, and J.G. Jiang Preparation of a tea polyphenol nanoliposome system and its physicochemical properties J. Agric. Food Chem. 59 2011 13004 13011
89. A. Madene, M. Jacquot, J. Scher, and S. Desobry Flavour encapsulation and controlled release - a review Int. J. Food Sci. Technol. 41 2006 1 21
90. C. Manach, A. Scalbert, C. Morand, C. Remesy, and L. Jimenez Polyphenols: food sources and bioavailability Am. J. Clin. Nutr. 79 2004 727 747
91. A. Martin, F. Mattea, L. Gutierrez, F. Miguel, and M.J. Cocero Co-precipitation of carotenoids and bio-polymers with the supercritical anti-solvent process J. Supercrit. Fluids 41 2007 138 147
92. I. Martos, F. Ferreres, and F.A. Tomas-Barberan Identification of flavonoid markers for the botanical origin of Eucalyptus honey J. Agric. Food Chem. 48 2000 1498 1502
93. T.J. Mason, L. Paniwnyk, and J.P. Lorimer The uses of ultrasound in food technology Ultrason. Sonochem. 3 1996 253 260
94. Y. Matsui, H. Kumagai, and H. Masuda Antihypercholesterolemic activity of catechin-free saponin-rich extract from green tea leaves Food Sci. Technol. Res. 12 2006 50 54
95. G.J. McDougall, N.N. Kulkarni, and D. Stewart Current developments on the inhibitory effects of berry polyphenols on digestive enzymes Biofactors 34 2008 73 80
96. G.J. McDougall, and D. Stewart The inhibitory effects of berry polyphenols on digestive enzymes Biofactors 23 2005 189 195
97. F. Miguel, A. Martin, T. Gamse, and M.J. Cocero Supercritical anti solvent precipitation of lycopene: effect of the operating parameters J. Supercrit. Fluids 36 2006 225 235
98. K.G. Mikaberidze, and I.I. Moniava Umbelliferone from tea leaves Chem. Nat. Compd. 10 1974 81
99. J. Milanovic, V. Manojlovic, S. Levic, N. Rajic, V. Nedovic, and B. Bugarski Microencapsulation of flavors in carnauba wax Sensors 10 2010 901 912
100. A. Mittal, M.S. Pate, R.C. Wylie, T.O. Tollefsbol, and S.K. Katiyar EGCG down-regulates telomerase in human breast carcinoma MCF-7 cells, leading to suppression of cell viability and induction of apoptosis Int. J. Oncol. 24 2004 703 710
101. N.S. Ncube, A.J. Afolayan, and A.I. Okoh Assessment techniques of antimicrobial properties of natural compounds of plant origin: current methods and future trends Afr. J. Biotechnol. 7 2008
102. M. Ninomiya, L. Unten, and M. Kim T. Yamamoto, L.R. Juneja, D.C. Chu, M. Kim, Chemistry and Application of Green Tea 1997 CRC Press Boca Raton 23 36
103. P.K. Okuro, F.E. de Matos Junior, and C.S. Favaro-Trindade Technological challenges for spray chilling encapsulation of functional food ingredients Food Technol. Biotechnol. 51 2013 171 182
104. H.S. Park, H.K. Choi, S.J. Lee, K.W. Park, S.G. Choi, and K.H. Kim Effect of mass transfer on the removal of caffeine from green tea by supercritical carbon dioxide J. Supercrit. Fluids 42 2007 205 211
105. H.S. Park., H.J. Lee, M.H. Shin, K.W. Lee, H. Lee, Y.S. Kim, K.O. Kim, and K.H. Kim Effects of cosolvents on the decaffeination of green tea by supercritical carbon dioxide Food Chem. 105 2007 1011 1017
106. D.A. Pearson, T.G. Paglieroni, D. Rein, T. Wun, D.D. Schramm, J.F. Wang, R.R. Holt, R. Gosselin, H.H. Schmitz, and C.L. Keen The effects of flavanol-rich cocoa and aspirin on ex vivo platelet function Thromb. Res. 106 2002 191 197
107. M.H. Penders, D.P. Jones, D. Needham, and E.G. Pelan Mechanistic study of equilibrium and kinetic behaviour of tea cream formation Food Hydrocolloid 12 1998 9 15
108. C.G. Pereira, and M.A.A. Meireles Supercritical fluid extraction of bioactive compounds: fundamentals, applications and economic perspectives Food Bioprocess Technol. 3 2010 340 372
109. Perrut, M., Jung, J., Leboeuf, F., 2004. Method for obtaining particles from at least a water soluble product. US2004110871.
110. Z. Pineiro, M. Palma, and C.G. Barroso Determination of catechins by means of extraction with pressurized liquids J. Chromatogr. A 1026 2004 19 23
111. W. Qu, Z. Pan, and H. Ma Extraction modeling and activities of antioxidants from pomegranate marc J. Food Eng. 99 2010 16 23
112. J.P. Remington Remington: The Science and Practice of Pharmacy 2006 Lippincott Williams & Wilkins Philadelphia
113. W. Renold, R. Naf-Muller, U. Keller, B. Willhalm, and G. Ohloff An investigation of the tea aroma. Part 1. New volatile black tea constituents Helv. Chim. Acta 57 1974 1301 1308
114. E. Reverchon Supercritical antisolvent precipitation of micro- and nano-particles J. Supercrit. Fluids 15 1999 1 21
115. E. Reverchon, I. De Marco, and G. Della Porta Rifampicin microparticles production by supercritical antisolvent precipitation Int. J. Pharm. 243 2002 83 91
116. 2 in jurkat T cells Nutr. Res. 22 2002 1143 1150
117. C.A. Rice-Evans, N.J. Miller, and G. Paganga Structure-antioxidant activity relationships of flavonoids and phenolic acids Free Radic. Biol. Med. 20 1996 933 956
118. S.J. Risch Encapsulation: overview of uses and techniques ACS Symposium Series 1995 ACS Publications Washington 2 7
119. S. Rocha, R. Generalov, M. do Carmo Pereira, I. Peres, P. Juzenas, and M.A. Coelho Epigallocatechin gallate-loaded polysaccharide nanoparticles for prostate cancer chemoprevention Nanomedicine 6 2011 79 87
120. M. Rodrigues, N. Peirico, H. Matos, E. Gomes de Azevedo, M. Lobato, and A. Almeida Microcomposites theophylline/hydrogenated palm oil from a PGSS process for controlled drug delivery systems J. Supercrit. Fluids 29 2004 175 184
121. A. Salic, A. Tusek, D. Fabek, I. Rukavina, and B. Zelic Aqueous two-phase extraction of polyphenols using a microchannel system - process optimization and intensification Food Technol. Biotechnol. 49 2011 495 501
122. K.U. Sankar Studies on the physicochemical characteristics of volatile oil from pepper (Piper nigrum) extracted by supercritical carbon dioxide J. Sci. Food Agric. 48 1989 483 493
123. C. Santos-Buelga, and A. Scalbert Proanthocyanidins and tannin-like compounds - nature, occurrence, dietary intake and effects on nutrition and health J. Sci. Food Agric. 80 2000 1094 1117
124. C. Santos-Buelga, and G. Williamson Methods in Polyphenol Analysis 2003 Royal Society of Chemistry Cambridge, UK
125. J. Sekiya, T. Kajiwara, T. Monma, and A. Hutanaka Interaction of tea catechins with proteins: formation of protein precipitate Agric. Biol. Chem. 48 1984 1963 1967
126. V. Sharma, A. Gulati, S.D. Ravindranath, and V. Kumar A simple and convenient method for analysis of tea biochemicals by reverse phase HPLC J. Food Compos. Anal. 18 2005 583 594
127. Sparks, R.E., Mason, N.S., 1987. Method for coating particles or liquid droplets. Google Patents.
128. G. Spigno, and D. De Faveri Microwave-assisted extraction of tea phenols: a phenomenological study J. Food Eng. 93 2009 210 217
129. C.D. Stalikas Extraction, separation, and detection methods for phenolic acids and flavonoids J. Sep. Sci. 30 2007 3268 3295
130. J.H. Stein, J.G. Keevil, D.A. Wiebe, S. Aeschlimann, and J.D. Folts Purple grape juice improves endothelial function and reduces the susceptibility of LDL cholesterol to oxidation in patients with coronary artery disease Circulation 100 1999 1050 1055
131. F.M. Steinberg, M.M. Bearden, and C.L. Keen Cocoa and chocolate flavonoids: implications for cardiovascular health J. Am. Diet Assoc. 103 2003 215 223 (Review)
132. M. Suganuma, S. Okabe, M. Oniyama, Y. Tada, H. Ito, and H. Fujiki Wide distribution of [3H](-)-epigallocatechin gallate, a cancer preventive tea polyphenol, in mouse tissue Carcinogenesis 19 1998 1771 1776
133. T. Suzuki, and E. Takahashi Metabolism of xanthine and hypoxnthine in the tea plant (Theasinensis) Biochem. J. 146 1975 79
134. H. Tachibana, K. Koga, Y. Fujimura, and K. Yamada A receptor for green tea polyphenol EGCG Nat. Struct. Mol. Biol. 11 2004 380
135. A. Tandya, F. Dehghani, and N.R. Foster Micronization of cyclosporine using dense gas techniques J. Supercrit. Fluids 37 2006 272 278
136. Z. Tantoush, D. Apostolovic, B. Kravic, I. Prodic, L. Mihajlovic, D. Stanic-Vucinic, and T. Cirkovic Velickovic Green tea catechins of food supplements facilitate pepsin digestion of major food allergens, but hampers their digestion if oxidized by phenol oxidase J. Funct. Foods 4 2012 650 660
137. W. Thiel, and L. Nguyen Fluidized bed film coating of an ordered powder mixture to produce microencapsulated ordered units J. Pharm. Pharmacol. 36 1984 145 152
138. F. Tomas-Barberan, F. Ferreres, and M. Gil Antioxidant phenolic metabolites from fruit and vegetables and changes during postharvest storage and processing Stud. Nat. Prod. Chem. 23 2000 739 795
139. M. Tservistas, M. Levy, M. Lo-Yim, R. O'Kennedy, P. York, G. Humphrey, and M. Hoare The formation of plasmid DNA loaded pharmaceutical powders using supercritical fluid technology Biotechnol. Bioeng. 72 2001 12 18
140. N. Turkmen, Y.S. Velioglu, F. Sari, and G. Polat Effect of extraction conditions on measured total polyphenol contents and antioxidant and antibacterial activities of black tea Molecules 12 2007 484 496
141. J. Ubbink, and J. Kruger Physical approaches for the delivery of active ingredients in foods Trends Food Sci. Technol. 17 2006 244 254
142. H. Van Praag, M.J. Lucero, G.W. Yeo, K. Stecker, N. Heivand, C. Zhao, E. Yip, M. Afanador, H. Schroeter, and J. Hammerstone Plant-derived flavanol (-)epicatechin enhances angiogenesis and retention of spatial memory in mice J. Neurosci. 27 2007 5869 5878
143. D. Vauzour, K. Vafeiadou, A. Rodriguez-Mateos, C. Rendeiro, and J.P. Spencer The neuroprotective potential of flavonoids: a multiplicity of effects Genes Nut. 3 2008 115 126
144. Q.V. Vuong, and P.D. Roach Caffeine in green tea: its removal and isolation Sep. Purif. Rev. 43 2014 155 174
145. H. Walter Aqueous Two-phase Systems 1994 Elsevier London
146. H. Wang, and K. Helliwell Epimerisation of catechins in green tea infusions Food Chem. 70 2000 337 344
147. H. Wang, H. Zhou, and C.S. Yang Cancer prevention with green tea polyphenols Cancer Chemoprevention and Treatment by Diet Therapy 2013 Springer London 91 119
148. L. Wang, and C.L. Weller Recent advances in extraction of nutraceuticals from plants Trends Food Sci. Technol. 17 2006 300 312
149. R. Wang, W. Zhou, and X. Jiang Reaction kinetics of degradation and epimerization of epigallocatechin gallate (EGCG) in aqueous system over a wide temperature range J. Agric. Food Chem. 56 2008 2694 2701
150. Y. Wang, R.N. Dave, and R. Pfeffer Polymer coating/encapsulation of nanoparticles using a supercritical anti-solvent process J. Supercrit. Fluids 28 2004 85 99
151. R. Wati, S. Sampanvejsobha, and N. Punbusayakul Effect of extraction conditions on Assam green tea Agric. Sci. J. 40 2009 47 50
152. S.A. Wiseman, D.A. Balentine, and B. Frei Antioxidants in tea Crit. Rev. Food Sci. Nutr. 37 1997 705 718
153. T. Wollny, L. Aiello, D. Di Tommaso, V. Bellavia, D. Rotilio, M.B. Donati, G. De Gaetano, and L. Iacoviello Modulation of haemostatic function and prevention of experimental thrombosis by red wine in rats: a role for increased nitric oxide production Br. J. Pharmacol. 127 1999 747 755
154. M. Yamamoto, S. Nakatsuka, H. Otani, K. Kohmoto, and S. Nishimura (+)-Catechin acts as an infection-inhibiting factor in strawberry leaf Phytopathology 90 2000 595 600
155. T. Yamamoto Chemistry and Application of Green Tea 1997 CRC Press Boca Raton
156. T. Yamanishi VIII. Flavor of tea Food Rev. Int. 11 1995 477 525
157. J. Yang, and R.H. Liu The phenolic profiles and antioxidant activity in different types of tea Int. J. Food Sci. Technol. 48 2013 163 171
158. J. Ye, F. Fan, X. Xu, and Y. Liang Interactions of black and green tea polyphenols with whole milk Food Res. Int. 53 2013 449 455
159. M. Yilmazer-Musa, A.M. Griffith, A.J. Michels, E. Schneider, and B. Frei Grape seed and tea extracts and catechin 3-gallates are potent inhibitors of α-amylase and α-glucosidase activity J. Agric. Food Chem. 60 2012 8924 8929
160. Y. Yoshida, M. Kiso, and T. Goto Efficiency of the extraction of catechins from green tea Food Chem. 67 1999 429 433
161. A. Zarena, and K. Udaya Sankar Supercritical carbon dioxide extraction of xanthones with antioxidant activity from Garcinia mangostana: characterization by HPLC/LC-ESI-MS J. Supercrit. Fluids 49 2009 330 337
162. Y. Zhai, S. Sun, Z. Wang, J. Cheng, Y. Sun, L. Wang, Y. Zhang, H. Zhang, and A. Yu Microwave extraction of essential oils from dried fruits of Illicium verum hook and Cuminum cyminum L. using ionic liquid as the microwave absorption medium J. Sep. Sci. 32 2009 3544 3549
163. Y. Zhang, Y. Yu, X. Li, S. Meguro, S. Hayashi, M. Katashima, T. Yasumasu, J. Wang, and K. Li Effects of catechin-enriched green tea beverage on visceral fat loss in adults with a high proportion of visceral fat: a double-blind, placebo-controlled, randomized trial J. Funct. Foods 4 2012 315 322
164. L. Zhao, Y. Pan, J. Li, G. Chen, and A.S. Mujumdar Drying of a dilute suspension in a revolving flow fluidized bed of inert particles Drying Technol. 22 2004 363 376
165. J. Zheng, Y. Huang, and J. Qian Extraction mechanism study of the microwave cardio-graph (MCG) Microwave Optic Technol. Lett. 51 2009 2348 2354
166. Q.Y. Zhu, Y. Huang, D. Tsang, and Z.Y. Chen Regeneration of α-tocopherol in human low-density lipoprotein by green tea catechin J. Agric. Food Chem. 47 1999 2020 2025
167. Q.Y. Zhu, D.D. Schramm, H.B. Gross, R.R. Holt, S.H. Kim, T. Yamaguchi, C.L. Kwik-Uribe, and C.L. Keen Influence of cocoa flavanols and procyanidins on free radical-induced human erythrocyte hemolysis Clin. Dev. Immunol. 12 2005 27 34
168. Q.Y. Zhu, A. Zhang, D. Tsang, Y. Huang, and Z.-Y. Chen Stability of green tea catechins J. Agric. Food Chem. 45 1997 4624 4628
169. I.M. Zijp, O. Korver, and L.B. Tijburg Effect of tea and other dietary factors on iron absorption Crit. Rev. Food Sci. Nutr. 40 2000 371 398
170. N.J. Zuidam, and E. Heinrich Encapsulation of aroma Encapsulation Technologies for Active Food Ingredients and Food Processing 2010 Springer London 127 160
171. N.J. Zuidam, and E. Shimoni Overview of microencapsulates for use in food products or processes and methods to make them Encapsulation Technologies for Active Food Ingredients and Food Processing 2010 Springer London 3 29