Effect of different drying methods on chemical composition and antimicrobial activity of bush tea (Athrixia phylicoides)

International Journal of Agriculture and Biology

Volumn 16, Issue 5, 2014, Pages 1011-1014

  Mudau, Fhatuwani N ^a   Ngezimana, Wonder ^a  

^a UNIVERSITY OF SOUTH AFRICA   (South Africa)

Author keywords

Antioxidants; Bush tea; Drying methods; Minimum inhibitory concentration; Phytochemicals

Indexed keywords

EID: 84904383547     PISSN: 15608530     EISSN: 18149596     Source Type: Journal    
DOI: None     Document Type: Article

References (49)

1. Abascal, K., L. Ganora and E. Yarnell, 2005.The effect of freeze-drying and its implications for botanical medicine: A review. Phytother. Res., 19: 655-660
2. AOAC, 1984. Vitamins and other nutrients. In: Official Methods of Analysis of the Association of Official Analytical Chemists, pp: 838-841. S. William (ed). 14th Edition, AOAC, Virginia, USA
3. Asami, D.K., Y.J. Hong, D.M. Barrett and A.E. Mitchell, 2003. Comparison of the total phenolic and ascorbic acid content of freeze dried and airdried marionberry, strawberry, and corn grown using conventional, organic and sustainable agricultural practices. J. Agric. Food Chem., 51: 1237-1241
4. Awika, J.M., L.W. Rooney and R.D. Waniska, 2004. Anthocyanins from black sorghum and their antioxidant properties. J. Food Chem., 90: 293-301
5. Baydar, N. G., G. Ozkan, and O. Sagdiç, 2004. Total phenolic contents and antibacterial activities of grape (Vitis vinifera L.) extracts. Food Cont., 15: 335-339
6. Chabeli, P.M., F.N. Mudau, P.W. Mashela and P. Soundy, 2008. Response of tannin content of bush tea (Athrixia phylicoides DC.) to nitrogen, phosphorus and potassium nutrition as affected by season. S. A. J. Plant Soil., 25: 79-83
7. Chong, K.L. and Y.Y. Lim, 2012. Effects of drying on the antioxidant properties of herbal tea from selected Vitex species. J. Food Qual., 35: 51-59
8. Diker, K.S. and G. Hascelik, 1994. The bactericidal activity of tea against Helicobacter pylori. Lett. Appl. Microbiol., 19: 299-300
9. Du Toit, J. and E. Joubert, 1998. Effect of drying conditions on the quality of honeybush tea (Cyclopia). J. Food Processing Preserv., 22: 493-507
10. Eloff, J.N., 1998. A sensitive and quick microplate method to determine the minimum inhibition concentration of plant extracts for bacteria. Planta Med., 64: 711-713
11. Fabry, W., Okemo, P. O., and Ansorg, R. 1998. Antibacterial activity of East African medicinal plants. J. Ethnopharmacol., 60: 79-84
12. Harbourne, N., E. Marete, J.C. Jacquier and D. O'riordan, 2009. Effect of drying methods on the phenolic constituents of meadowsweet (Filipendula ulmaria) and willow (Salix alba). Food Sci. Technol., 42: 1468-1473
13. Joubert, E. and O. T. de Villiers, 1997. Effect of fermentation and drying conditions on the quality of rooibos tea. Int. J. Food Sci. Technol., 32: 127-134
14. Kokotkiewicz, A. and M. Luczkiewicz, 2009. Honeybush (Cyclopia sp.) a rich source of compounds with high antimutagenic properties. Fitoterapia, 80:3-11
15. Laurrauri, J.A., P. Ruperez and F. Saura-Calixto, 1997. Effect of drying temperature on the stability of polyphenols and antioxidant activity of red grape pomace peel. J. Agric. Food Chem., 45: 1390-1393
16. Mahanom, H., A.H. Azizah and M.H. Dzulkifly, 1999. Effect of different drying methods on concentrations of several phytochemicals in herbal preparation of 8 medicinal plants leaves. Mal. J. Nutr., 5: 47-54
17. MaKay, D.L. and J.B. Blumberg, 2007. A review of the bioactivity of South African herbal teas: rooibos (Aspalathus linearis) and honeybush (Cyclopia intermedia). Phytother. Res., 21: 1-16
18. Mashimbye, M.J., F.N. Mudau, P. Soundy and T. Van Ree, 2006. A new flavonol from Athrixia phylicoides (Bush tea). South African J. Chem., 59: 1-2
19. Maudu, M., F.N. Mudau and I.K. Mariga, 2010. The effect of pruning on growth and chemical composition of cultivated bush tea (Athrixia phylicoides D.C). J. Med. Plants Res., 4: 2353-2358
20. Maudu, M., F.N. Mudau and I.K. Mariga, 2012. Quality profiles of cultivated and wild bush tea (Athrixia phylicoides) harvested at various phenological stages. Int. J. Agric. Biol., 14: 552-556
21. Mavundza, E.J., 2010. Antioxidant and antibacterial activities of ethanol extract and flavonoids isolated from Athrixia phylicoides. MSc Thesis. University of Pretoria. South Africa
22. Mavundza, E.J., T.E. Tshikalange, N. Lall, A.A. Hussein, F.N. Mudau and J.J. Meyer, 2010. Antioxidant activity and cytotoxicity effect of flavonoids isolated from Athrixia phylicoides. J. Med. Plants Res., 4: 2584-2587
23. Mbambezeli, G., 2005. Athrixia phylicoides. South African National Biodiversity Institute, Pretoria, South Africa
24. McGaw, L.J., V. Steenkamp and J.N. Eloff, 2007. Evaluation of Athrixia bush tea for cytotoxicity, antioxidant activity, caffeine content and presence of pyrrolizidine alkaloids. J. Ethnopharmacol., 110: 16-22
25. Mitscher, L.A., M. Jung, D. Shankel, J.H. Dou, L. Steele and S. Pillai. 1997. Chemoprotection: a review of the potential therapeutic antioxidant properties of green tea (Camellia sinensis) and certain of its constituents. Med. Res. Rev., 17: 327-365
26. Mogotlane, I.D., F.N. Mudau, P.W. Mashela and P. Soundy, 2007. Seasonal responses of total antioxidant contents in cultivated bush tea (Athrixia phylicoides L.) leaves to fertilizer rates. Med. Aromatic Plant Sci. Biotechnol., 1: 77-79
27. Mudau, F.N. and I.K. Mariga, 2012. Bush tea as a herbal beverage and medicinal plant. In: Tea in Health and Disease Prevention. pp: 182- 192. V.R. Reedy (ed). 1st Edition Elsevier. Academic press, Oxford, UK
28. Mudau, F.N., H.T. Araya, E.S. du Toit, P. Soundy and J. Olivier, 2007. Bush Tea (Athrixia phylicoides DC.) as an alternative herbal and medicinal plant in Southern Africa: Opportunity for commercialization. Med. Aromatic Plant Sci. Biotechnol., 1: 70-73
29. Mudau, F.N., P. Soundy, E.S. Du Toit and J. Oliver, 2006. Variation in polyphenolic content of Athrixia phylicoides (L.) (bush tea) leaves with season and nitrogen application. S. Afr. J. Bot., 72: 398-402
30. Müller, J. and A. Heindl, 2006. Drying of medicinal plants. In: Medicinal and Aromatic Plants. Pp: 237-252. R.J. Bogers, L.E. Craker and D. Lange (eds.). Springer, Netherlands
31. Nchabeleng, L., I.K. Mariga, W. Ngezimana and F.N. Mudau, 2013. Bush tea (Athrixia phylicoides DC.) success stories in South Africa: A review. ESci J. Crop Prod., 2: 37-43
32. Nostro, A., M.V. Germanó, V.D. Angelo, A. Marino and M.A. Cannatelli, 2000. Extraction methods and bioautography for evaluation of medicinal plant antimicrobial activity. Lett. App. Microbiol., 30:379- 384
33. Palombo, E. A. and S. J. Semple, 2001. Antibacterial activity of traditional Australian medicinal plants. J. Ethnopharmacol, 77: 151-157
34. Prince, M.L., S. Van Scoyoc and L.G. Butler, 1978. Critical evaluation of the vanillin reaction as an assay for tannin in sorghum grain. J. Agric. Food Chem., 26: 1214-1218
35. Ramana, S.V., K.S. Jayaraman and B.L. Mohan Kumar, 1988. Studies on the colour of some dehydrated green leafy vegetables. Indian Food Packer., 3/4: 19-23
36. Rios, J.L. and M.C. Recio, 2005. Medicinal plants and antimicrobial activity. J. Ethnopharmacol., 100: 80-84
37. Roberts, M., 1990. Indigenous healing plants, pp. 51-52. Southern Book publishers: Half way House, South Africa
38. Rocha, R.P., E.C. Melo and L.L. Radünz, 2011. Influence of drying process on the quality of medicinal plants: a review. J. Med. Plants Res., 5: 7076-7084
39. Sakanaka, S., M. Aizawa, M. Kim and T. Yamamoto, 1996. Inhibitory effects of green tea polyphenols on growth and cellular adherence of an oral bacterium, Porphyromonas gingivalis. Biosci. Biotechnol. Biochem., 60: 745-749
40. Singleton, V.L. and J.A. Rossi, 1965. Colorimetry of total phenolics with phosphmolybdic-phosphotungstic acid reagents. Amer. J. Enol. Viticul., 16: 144-158
41. Stafford, G.I., A.K. Jäger and J. Van Staden, 2005. Effect of storage on the chemical composition and biological activity of several popular South African medicinal plants. J. Ethnopharmacol, 97: 107-115
42. Statistical Analysis System (SAS) Institute Inc., 2011. User's Guide, Version 9.2, Cary NC, USA
43. Tadeg, H., E. Mohammed, K. Asres and T.G. Mariam. 2005. Antimicrobial activities of some selected traditional Ethiopian medicinal plants used in the treatment of skin disorder. J. Ethnopharmacol., 100: 168- 175
44. Toda, M., S. Okubo, R. Hiyoshi and S. Tadakatsu, 1989. The bactericidal activity of tea and coffee. Lett. App. Microbiol., 8: 123-125
45. Tshikalange, T.E., J.J. Meyer and A.A. Hussein, 2005. Antimicrobial activity, toxicity and the isolation of a bioactive compound from plants used to treat sexually transmitted diseases. J. Ethnopharmacol., 96: 515-519
46. van Golde, P.H., M. van der Westelaken, B.N. Bouma and A. van de Wiel, 2004. Characteristics of piraltin, a polyphenol concentrate, produced by freeze-drying of red wine. Life Sci., 74: 1159-1166
47. Van Wyk, B.E. and M. Gericke, 2000. People's Plants. A guide to useful plants of Southern Africa. Pp: 102-103. Briza Publications, Pretoria, South Africa
48. Waterman, P.G. and S. Mole, 1994. Analysis of Plant Metabolites, pp: 1- 103. Alden Press Limited, Oxford, UK
49. Yousif, A.N., T.D. Durance, C.H. Scaman and B. Girard, 2000. Headspace volatiles and physical characteristics of vacuum-microwave, air and freeze-dried oregano (Lippia berlandieri Schauer). J. Food Sci., 65: 926-930