Department of Chemistry - Dr. A. M. T. Amarakoon

Dr. A. M. T. Amarakoon

Dr. A. M. T. AmarakoonSenior Lecturer (Grade I)

Email Address	:	tissa@kln.ac.lk
Telephone No	:	+94 (0)11 2 903 273 (ext: 273)
Office Location	:	B2 201
Teaching	:	Biochemistry
Office hours available for students.
Google Scholar \| Research Gate

Research Interests:

Biological activities of tea components

Development of novel tea products

Selected Recent Research Publications:

Acute effects of theanine, caffeine and theanine-caffeine combination on attention, Nutritional Neuroscience, DOI: http://dx.doi.org/10.1080/1028415X.2016.1144845, (2016)
Effects of raw material on the chemical composition, organoleptic properties, antioxidant activity, physical properties and the yield of instant black tea LWT-Food Science and Technology 63 (1), 745-750, (2015)
Oral hypoglycaemic, antihyperglycaemic and antidiabetic activities of Sri Lankan Broken Orange Pekoe Fannings (BOPF) grade black tea (Camellia sinensis L.) in rats Journal of Ethnopharmacology 135 (2), 278-286, (2011)
Oral diuretic activity of hot water infusion of Sri Lankan black tea (Camellia sinensis L.) in rats Pharmacognosy magazine 6 (24), 271, (2010)
Antifungal activity of black tea polyphenols (catechins and theaflavins) against Candida species Chemotherapy 55 (3), 189-196, (2009)
Hypoglycemic, antihyperglycemic and antidiabetic activities of Sri Lankan Black tea. Proceedings of the 29th annual sessions of Institute of Biology, Sri Lanka. (2009)
Diuretic activity of BOPF grade black tea (Camellia sinensis L.) from different agro- climatic elevations in Sri Lanka. Proceedings of the 28th annual sessions of the Institute of Biology, Sri Lanka. (2008).
Effect of Sri Lankan high grown black tea on motility of human spermatozoa in vitro. Sri Lanka Journal of Tea Science, 72(1), 16-22, (2007)
In vitro anti-clotting activity of Sri Lankan high grown black tea, Sri Lanka Journal of Tea Science, 72(1), 23-29, (2007)
In vitro thrombolytic activity of high grown Sri Lankan black tea on fresh goat blood. Proceedings of the 63rd annual sessions of the Sri Lanka Association of the Advancement of Science. (2007)
Antinociceptive potential of Sri Lankan BOPF grade black tea (Camellia sinensis L.) produced in different agro-climatic elevations, in rats. Proceedings of the 62nd annual sessions of the Sri Lanka Association of the Advancement of Science. (2006).
Effect of BOPF grade Sri Lankan black tea (Camellia sinensis L.) produced in different geographical elevations, on serum lipid profile of rats. Herbal Medicines, Phytopharmaceuticals and other natural products: Trends and Advances. NAM S & T Centre, 167 - 172, (2006)
Protective effects of Ceylon tea extracts on hypoxic human brain epithelial cells. The International Society for the Development of Natural Products (ISDNP), Leysin, Switzerland. (2006).
Black tea flavonoid mediated endothelial dependent relaxation in rabbits. Proceedings of the 654th Session of FASEB. (Federation of American Societies of Experimental Biology), 2005.
In-vitro and in-vivo antioxidant activity of high grown Sri Lankan black tea (Camellia sinensis L.), Sri Lanka Journal of Tea Science 70 (2) 57 - 68, (2005).