Prof. J.K. Vidanarachchi

0714430552 | +94 81 239 6013 |

Academic and Professional Qualifications


2007: PhD in Microbiology, University of New England, Australia

2001: MSc in Food Science, Memorial University of Newfoundland, Canada

1996: BSc (Hons), University of Peradeniya, Sri Lanka


Jayantha, J.B.S.K., Vidanarachchi, J.K, Jonas Bergquis, and Kumari A. Ubhayasekera. 2023. A Fast Ultra Performance Supercritical Fluid Chromatography-Tandem Mass Spectrometric Method for Profiling of Targeted Phytosterols. Journal of Chromatography B. Available at SSRN: or

Hasitha Priyashantha, C.S. Ranadheera, Tharindu R.L. Senadheera, H.T.M. Hettiarachchi, Shishanthi Jayarathna, and Janak K. Vidanarachchi. 2023. Edited by Ramadan, M.F. Use of Proteolytic Activity of Ficus carica in Milk Coagulation. In Fig (Ficus carica) Production, Processing and Properties. Springer Nature, Switzerland, pp: 745-764.

Weerasingha V., Priyashantha H., Ranadheera C.S., Prasanna P, Silva P. and Vidanarachchi J.K. 2022.Harnessing the untapped potential of indigenous cow milk in producing set-type yoghurts: case of Thamankaduwa White and Lankan cattle. Journal of Dairy Research S0022029922000693.

Viraj Weerasingha, Hasitha Priyashantha, Chaminda Senaka Ranadheera, Pradeep Prasanna, Pradeepa Silva, Janak K. Vidanarachchi and Monika Johansson. 2022. Milk Coagulation Properties: A Study on Milk Protein Profile of Native and Improved Cattle Breeds/Types in Sri Lanka. Dairy, 2022, 3, 710–721.

Udayakumar S., Rasika D.M.D., Priyashantha H., Vidanarachchi J.K., and Ranadheera, C.S. 2022. Probiotics and Beneficial Microorganisms in Biopreservation of Plant-Based Foods and Beverages. Applied Sciences 2022, 12, 11737.

A.M.N.L. Abesinghea., J.K. Vidanarachchi., N. Islam., M.A. Karim. 2022. Effects of ultrasound on the fermentation profile and metabolic activity of lactic acid bacteria in buffalo's (Bubalus bubalis) milk. Innovative Food Science & Emerging Technologies. Available online 30 May 2022, 103048.

Warshi S. Dandeniya, Erandi M. Herath, Ayesh M. Lowe, Mathaniga Kasinthar, Rasika N. Jinadasa, Janak K. Vidanarachchi, and Thusith S. Samarakone. 2022. Antibiotic use in commercial broiler chicken farming and its consequential resistance development in root colonizing bacteria of carrot grown in manure-applied soils in a middle-income country. Canadian Journal of Soil Science. 00: 1–11 (2022)

Wijayawardana D.A.H.D., Prabashwari, T.I.G., Vidanarachchi, J.K. and Himali, S.M.C. 2022. Development of a spent cinnamon bark- incorporated egg box and analysis of its effectiveness on internal quality characteristics of chicken eggs. J. Food Process Preserv. 2022;00:e16619., 1 to 12

Adikari, A.M.M.U., Priyashantha, H., Disanayaka, J.N.K., Jayatileka, D.V., Kodithuwakku, S.P., Jayatilake, J.A.M.S., Vidanarachchi, J.K., 2021. Isolation, identification and characterization of Lactobacillus species diversity from Meekiri: traditional fermented buffalo milk gels in Sri Lanka, Heliyon, Volume 7, Issue 10, October 2021, e08136

Priyashantha, H., C.S. Ranadheera, C.S., Rasika, D.M.D., and Vidanarachchi Janak K. 2021. Traditional Sri Lankan Fermented Buffalo (Bubalus bubalis) Milk Gel (Meekiri): Technology, Microbiology & Quality Characteristics. Journal of Ethnic Foods. (2021) 8:27.

D.M.D. Rasika, Janak K. Vidanarachchi, Selma F. Luiz, Denise Rosane Perdomo Azeredo, Adriano G. Cruz and Chaminda Senaka Ranadheera (2021) Probiotic Delivery through Non-Dairy Plant-Based Food Matrices. Agriculture, 2021, 11, 599.

Dilshani Weragama., Viraj Weerasingha., Lakmini Jayasumana., Jayantha Adikari., Janak K. Vidanarachchi and Hasitha Priyashantha. 2021. The physicochemical, microbiological, and organoleptic properties and antioxidant activities of cream cheeses fortified with dried curry leaves (Murraya koenigii L.) powder. Food Science & Nutrition 2021;00:1–11. DOI: 10.1002/fsn3.2551.

Lalith Suriyagoda., Anoma Janaki Mohotti., Janak K. Vidanarachchi., Suranga P. Kodithuwakku., Madushani Chathurika., Pradeepa C. G. Bandaranayake., Alistair M. Hetherington and Chalinda K. Beneragama (2021) “Ceylon cinnamon”: Much more than just a spice. Plant People Planet. DOI: 10.1002/ppp3.10192.

Ranga Madushan., Janak K. Vidanarachchi., P.H.P. Prasanna., Shanika Werellagama., and Hasitha Priyashantha. 2021. Use of natural plant extracts as a novel microbiological quality indicator in raw milk: An alternative for resazurin dye reduction method. LWT Food Science and Technology, 144:11122.

Dissanayake M.D. Rasika., Janak K. Vidanarachchi., Ramon Silva Rocha., Celso F Balthazar., Adriano G Cruz., Anderson S Sant’Ana., Chaminda Senaka Ranadheera (2021) Plant-based milk substitutes as emerging probiotic carriers. Current Opinion in Food Science, 38:8-20.

W.V.V.R. Weerasingha., C.S. Ranadheera., P.H.P. Prasanna., G.L.L.P. Silva and J.K. Vidanarachchi (2021) Probiotic Viability and Physicochemical Properties of Set-Yoghurt Made of Indigenous and Exotic Cow Milk. Tropical Agricultural Research (2021) 32(1): 39- 48.

A.M.N.L. Abesinghe., Hasitha Priyashantha., P.H.P. Prasanna., Maheshika S. Kurukulasuriya., C.S. Ranadheera and J.K. Vidanarachchi (2020) Inclusion of Probiotics into Fermented Buffalo (Bubalus bubalis) Milk: An Overview of Challenges and Opportunities. Fermentation 2020, 6, 121; doi:10.3390/fermentation6040121.

D.M.D. Rasika, M.A.D.D. Munasinghe, J.K. Vidanarachchi, Adriano Gomes da Cruz, S. Ajlouni, and C.S. Ranadheera. (2020) Edited by A. G. Da Cruz., E. S. Prudencio., E.A. Esmerino., and M.C. Da Silva. Probiotics and prebiotics in non-bovine milk. Advances in Food and Nutrition Research, Probiotic and Prebiotics in Foods: Challenges, Innovations and Advances. Academic Press, MA, USA. 339-375.

Ranadheera, C. S., Prasanna, P. H. P., Pimentel, T. C., Azeredo, D. R. P., Rocha, R. S., Cruz, A. G., Vidanarachchi, J. K., Naumovski, N., McConchie, R., & Ajlouni, S. 2020. Microbial Safety of Nonalcoholic Beverages. In A. M. Grumezescu, & A. M. Holban (Eds.), Safety Issues in Beverage Production (Vol. 18, pp. 187-221). (Safety Issues in Beverage Production). Elsevier.

P.G.A.S. Warnasooriya, W.A.P. Weerakkody, N.A.S.P. Nissanka and J.K. Vidanarachchi. 2020. Assessment of Productivity and Income Generation from Rural Agricultural Systems in the Mid-country Wet Zone of Sri Lanka-A Case Study. Asian Journal of Advances in Agricultural Research. 12(1): 11-20, 2020; Article no.AJAAR.53284ISSN:2456-8864.

C.S. Ranadheera, P.H.P. Prasanna and J.K. Vidanarachchi (2020) Applications of Biotechnology in Seafood Production and Processing. Encyclopaedia of Marine Biotechnology: Five Volume Set, First Edition. Edited by Se-Kwon Kim. John Wiley & Sons Ltd. pp: 2845-2865.

Shishanthi Jayarathna., Hasitha Priyashantha., Monika Johansson., Janak K. Vidanarachchi., Barana C. Jayawardana., Ruvini Liyanage (2020) Probiotic enriched fermented soy-gel as a vegan substitute for dairy yoghurt. Journal of Food Process Preservation. 1-10.

Abesinghe A.M.N.L., Islam N., Vidanarachchi J.K., Prakash S., Silva K.F.S.T. and Karim M.A. (2020). Effects of Ultrasonication on the Physicochemical Properties of Milk Fat Globules of Bubalus bubalis (Water Buffalo) Under Processing Conditions: A Comparison with Shear Homogenization. Innovative Food Science and Emerging Technologies 59. January 2020, 102237.

Abesinghe, A.M.N.L, Islam, N., Vidanarachchi, J.K., Prakash, S., Silva, K.F.S.T. and Karim, M.A. (2019). Effects of ultrasound on the fermentation profile of fermented milk products incorporated with lactic acid bacteria: A Review, International Dairy Journal. 90: 1-14.

Madhubasani, G.B.L., Prasanna, P.H.P., Chandrasekara, A., Gunasekara, D.C.S., Senadeera, P., Chandramali, D.V.P. and J. K. Vidanarachchi. 2019. Exopolysaccharide producing starter cultures positively influence on microbiological, physicochemical, and sensory properties of probiotic goats' milk set-yoghurt. Journal of Food Processing and Preservation 2019;00:e14361., 1 of 8

Hasitha Priyashantha., Alfonso Pérez Quintáns., Raquel Baixauli., Janak K. Vidanarachchi. 2019. Type of starter culture influences on structural and sensorial properties of low protein fermented gels. Journal of Texture Studies. 1-11. DOI: 10.1111/jtxs.12449.

J.K. Vidanarachchi., H.M.M. Chathurika., Hasitha M. Dias., Korale Gedara P., G.L.L.P. Silva., E.R.K. Perera and A.N.F. Perera. 2019. Dairy Industry in Sri Lanka: Current Status and Way Forward for a Sustainable Industry. Sri Lanka Association of Animal Production, Peradeniya, Sri Lanka.

Pavithra S., Vidanarachchi J.K., Sarmini, M., and Premararatne S. (2019). Chemical composition and gross energy content of commonly available feedstuff in Sri Lanka. Journal of the National Science Foundation of Sri Lanka. 47(1): 79-87.

Jayawardana, B.C., Chathurika, W.V.A.H., Vidanarachchi, J.K., Chandika, S.D.M.P. and Liyanage, R. (2019). Onion (Allium cepa) suppresses the Lipid Oxidation and Improves the Sensory Quality of Cooked Pork Sausages. International Journal of Livestock Research 9 (3): 41-48.

Sathees, D., Vidanarachchi, J.K, Himali, S. M. C. (2019). Enrichment of Omega-3 Fatty Acids Using Urea Complexation Method to Enhance the Nutritive Value of Stingray Fish (Dasyatis sephen F.) Liver Oil. International Journal of Trend in Scientific Research and Development Journal (5):

Lowe, W.A.M., Samarakone, T.S., Vidanarachchi, J.K., Dandeniya, W.S. and Edirisinghe, N. (2019). Antibiotic Residue Free Broiler Meat: Prevalence of Antibiotic Residues in Broiler Meat and Resistant Bacteria in Poultry Litter in Sri Lanka and Awareness on Antibiotic Usage. International Journal of Food and Nutritional Sciences (8) 4: 34-40.

Weerasingha W.V.V.R., Vidanarachchi J.K., Gunawardena M., and Weerasooriya R. (2019). Analysis of Physicochemical Properties and Functional Quality Attributes of Shelf Available Milk Powders in Sri Lanka. International Journal of Food and Nutritional Sciences, Vol. 8 (1), pp. 11-19.

Gayani M.S. Lokuge., Vidanarachchi, J.K., Thavarajah, P., Siva, N., Thavarajah, D., Liyanage, R., Balasooriya, N and Alwis, J. (2018). Prebiotic carbohydrate profile and in vivo prebiotic effect of pumpkin (Cucurbita maxima) grown in Sri Lanka. Journal of the National Science Foundation of Sri Lanka. 46 (4): 477–485.

Prasanna, P.H.P., Ranadheera, C.S., and Vidanarachchi, J.K. (2018). Microstructural Aspects of Yogurt and Fermented Milk., in Mamdouh Mahmoud Abdel Rahman El-Bakry., Antoni Sanchez Bhavbhuti M. Mehta (Eds.), Microstrcuture of Dairy Products. Pp. 181-208. John Wiley & Sons Ltd., UK.

Chaminda Senaka Ranadheera., Janak K. Vidanarachchi., Ramon Silva Rocha., Adriano G. Cruz and Said Ajlouni. (2017). Probiotic Delivery through Fermentation: Dairy vs. Non-Dairy Beverages: Review. Fermentation. file:///C:/Users/user/Downloads/fermentation-03- 00067%20(1).pdf. 17 pages.

Li, S., Johansson, M., Vidanarachchi, J.K., Pickova, J. and Zamaratskaia, G. (2017). Determination of biogenic amines in aerobically stored beef using high-performance thin-layer chromatography densitometry, Acta Agriculture Scandinavica, Section A- Animal Science, DOI: 10.1080/09064702.2017.1315455, 1-7.

Liyanage, R., Kiramage, C., Visvanathan, R., Jayathilake, C., Weththasinghe, P., Bangamuwage, R., Jayawardana, B.C. and Vidanarachchi, J. (2017). Hypolipidemic and hypoglycemic potential of raw, boiled, and sprouted mung beans (Vigna radiata L. Wilczek) in rats. Journal of Food Biochemistry. 2017; e12457. PP: 1-6.

Ranadheera, C. S., Prasanna, P. H. P., Vidanarachchi, J.K. and McConchie, R., Naumovski, N., Mellor, D. (2017). Nanotechnology in microbial food safety, In Grumezescu, A. M. and Oprea, A. (Ed.), Nanotechnology Applications in Food, pp 245-265, Academic Press, Elsevier Publishing, London. (ISBN: 978-0-12811-942-6).

Li, S., Johansson, M., Vidanarachchi, J.K., Pickova, J. and Zamaratskaia, G. (2017). Determination of biogenic amines in aerobically stored beef using high-performance thin-layer chromatography densitometry, Acta Agriculture Scandinavica, Section A- Animal Science, DOI: 10.1080/09064702.2017.1315455, 1-7.

Jayawardana, N. W. I. A., Prasanna, P. H. P., Senaka Ranadheera, C., de Zoysa, H. K. S.and Vidanarachchi, Janak K. (2016). Probitotics in Fermented Foods In Arnold E. Morton (Ed.) Fermented Foods Sources, Consumption, and Health Benefits. Arnold E. Morton, Nova Science Publishers, Inc., New York, USA, pp 41-76 (ISBN: 978-1-63483-924-2).

Brunius, C., Vidanarachchi, J.K., Tomankova, J., Lundström, K., Andersson, K. and Zamaratskaia, G. (2016). Skatole metabolites in urine as a biological marker of pigs with enhanced hepatic metabolism. Animal. 15:1-7.

Ulpathakumbura, C.P., Senaka Ranadheera, C., Senavirathne, N.D., Jayawardene, L.P.I.N.P., Prasanna, P.H.P. and Vidanarachchi Janak K. (2016). Effect of biopreservatives on microbial, physico-chemical and sensory properties of Cheddar cheese. Food Bioscience, 13:21-25.

Abeykoon, C.D., Rathnayake, R.M.C., Johansson, M., Silva, G.L.L.P., Ranadheera, C.S., Lundh, Å. and Vidanarachchi, J.K. (2016). Milk coagulation properties and milk protein genetic variants of three cattle breeds/types in Sri Lanka. International Conference of Sabaragamuwa University of Sri Lanka 2015 (ICSUSL 2015), Procedia Food Science 6: 348- 351.

Lansakara, L.H.M.P.R., Liyanage, R., Perera, K.A., Wijewardana, I., Jayawardena, B.C. and Vidanarachchi, J.K. (2016). Nutritional composition and health related functional properties of Eleusine coracana (Finger Millet). International Conference of Sabaragamuwa University of Sri Lanka. (2015). (ICSUSL 2015), Procedia Food Science 6: 344-347.

Ruvini Liyanage, Saranya Gunasegaram, Rizliya Visvanathan, Chathuni Jayathilake, Pabodha Weththasinghe, Barana Chaminda Jayawardana, and Janak K. Vidanarachchi. (2016). Banana blossom (Musa acuminate Colla) incorporated experimental diets modulate serum cholesterol and serum glucose level in Wistar Rats fed with cholesterol. Cholesterol. Volume 2016, Article ID 9747412, 6 pages,

Perera, O.S., Liyanage, R., Weththasinghe, P., Jayawardana, B.C., Vidanarachchi, J.K., Fernando, P. and Sivakanesan, R. (2016). Modulating effect of cowpea incorporated diets on serum lipids and serum antioxidant activity in Wister rats. Journal of the National Science Foundation of Sri Lanka. 44(1): 69-76.

S.D. Chandrasiri., R. Liyanage., J.K. Vidanarachchi., P. Weththasinghe. and B.C. Jayawardana. 2016. Does Processing have a Considerable Effect on the Nutritional and Functional Properties of Mung Bean (Vigna Radiata)? Procedia Food Science. Volume 6, 2016, Pages 352-355.

David, L.S., Vidanarachchi, J.K. and Samarasinghe, K., (2016). Effects of Moringa leaf and fruit powders and a commercial herbal preparation on the organ size, ileal digestibility and intestinal microflora of broiler chickens. Scholars Journal of Agriculture and Veterinary Sciences, 3(3): 219-226.

Vidanarachchi, J.K., Li, S., Lundh, Å. S. and Johansson, M. (2015). Lipolytic activity on milk fat by Staphylococcus aureus and Streptococcus agalactiae strains commonly isolated in Swedish dairy herds. Journal of Dairy Science, 98:1–5.

Kumari, A.G.I.P., Ranadheera, C.S., Prasanna, P.H.P., Senevirathne, N.D. and Vidanarachchi, J.K. (2015). Development of a rice incorporated synbiotic yogurt with low retrogradation properties. International Food Research Journal 22(5): 2032-2040.

Nambapana N.M.N., Samarasinghe, K. and Vidanarachchi, J.K. (2015). The effect of EconomasE® as a vitamin E replacer on performance, meat quality and organ weights of broiler birds, Tropical Agricultural Research, 27 (1): 27–38.

Rasika, D.M.D., Ueda Toshihisa, Jayakody L.N., Suriyagoda, L.D.B., Silva, K.F.S.T., Ando, S. and Vidanarachchi, J.K. (2015). ACE-inhibitory activity of milk fermented with Saccharomyces cerevisiae K7 and Lactococcus lactis subsp. lactis NBRC 12007. Journal of the National Science Foundation of Sri Lanka. 43 (2): 141-151.

Ranadheera, C.S., Prasanna, P.H.P., Samaraweera, M., Vidanarachchi, J.K. (2014), Probiotics, prebiotics and gastrointestinal disorders. In Roma, A. (Ed.), Probiotics in health and disease: New Research, Nova Science Publishers, New York, USA, pp 211-244 (ISBN: 978-1-63117- 719-4).

Ranadheera, C. S. Vidanarachchi, J. K. (2014), Food applications of by-products from the sea. In Kim, S. K. (Ed.), Seafood science: Advances in Chemistry, Technology and Applications, CRC Press, Taylor & Francis Group, Florida, USA, pp 376-396 (ISBN: 978-1-466-59582-8).

Ranadheera, C.S., Prasanna, P.H.P., Vidanarachchi, J.K. (2014), Fruit juice as probiotic carriers. In Elder, K. E. (Ed.), Fruit juices: Types, nutritional composition and health benefits, Nova Science Publishers, New York, USA, pp 253-268 (ISBN: 978-1-63321-135-3).

Vidanarachchi J.K., Ranadheera, C.S., Wijerathne, T., Udayangani, R.M.C., Himali, S.M.C. and Pickova, J. (2014) Applications of Seafood By-products in the Food Industry and Human Nutrition. In S.K. Kim (Ed.), Seafood Processing By-Products: Trends and Applications, Springer Science, New York, USA, pp: 463-528 (ISBN: 978-1-4614-9590-1).

Pabodha Weththasinghe., Ruvini Liyanage., Janak Vidanarachchi., Oshini Perera., and Barana Jayawardana. 2014. Hypocholesterolemic and Hypoglycemic Effect of Cowpea (Vigna Unguiculata L. Walp) Incorporated Experimental Diets in Wistar Rats (Rattus Norvegicus). Agriculture and Agricultural Science Procedia, Volume 2, 2014, Pages 401-405.

Liyanage, R., Perera, O.S., Weththasinghe, P., Jayawardana, B.C., Vidanarachchi, J.K. and Sivakanesan, R., (2014). Nutritional properties and antioxidant content of commonly consumed cowpea cultivars in Sri Lanka. Journal of Food Legumes, Vol. 27(3): 215-217.

Rasika, D. M. D., Ranadheera, C. S. and Vidanarachchi, J.K. (2013). Applications of Marinederived Peptides and Proteins in the Food Industry. In S.K Kim (Ed.), Marine Proteins and Peptides: Biological Activities and Applications. John Wiley & Sons, Ltd. West Sussex, England, pp: 545-587 (ISBN: 978-1-118-37506-8).

Vidanarachchi, J.K., Kurukulasuriya, M.S and Wijesundara, W.M.N.M. (2013). Biological and Biomedicinal Applications of Marine Nutraceuticals. In Se-Kwon Kim (Ed.), Marine Nutraceuticals: Prospects and Perspectives, (pp. 345-392): CRC Press, Boca Raton, FL, USA (ISBN: 978-1-4665-1351-8).

Samaraweera, A.M. and Vidanarachchi, J.K. (2013). Biological Applications of Marine Materials. In: Kim, S.K. (Eds.), Marine Biomaterials: Characterization, Isolation and Applications, (313- 332). CRC Press, Ros Roca, USA (ISBN: 978-1-4665-0564-3).

Ranadheera, C.S. and Vidanarachchi, J.K. (2013). Potentials and applicability of marine derived nutraceuticals in dairy industry. Agro Food Industry Hi Tech Vol 24(3) 44-48.

Vidanarachchi, J.K., Mikkelsen, L.L., Constantinoiu, C.C., Choct, M. and Iji, P.A. (2013). Natural plant extracts and prebiotic compounds as alternatives to antibiotics in broiler chicken diets in a necrotic enteritis challenge model, Animal Production Science. 53: 1247-1259.

Wickramasinghe, H. K. J.P., Vidanarachchi J.K., Himali S.M.C and Fernando, P.S. (2013). Effect of Different Packaging Materials on Quality Characteristics of Chicken Eggs during Storage at Room Temperature in Sri Lanka. Meeting Future Food Demands: Security & Sustainability, 13th ASEAN Food Conference, 9-11 September 2013, Singapore, pp 1-11.

Lakmini, G.W.A.S., Liyanage, R., Jayawardana, B.C., Vidanarachchi, J.K. and Jayawardana, N.W.I.A., (2013). Cowpea (Vigna unguiculata L. WALP.) incorporated experimental diets modulate caecal fermentation and lipid metabolism in rats. Sri Lanka Plant Protection Industry Journal, 7: 81-84.

Vidanarachchi, J.K., Maheshika S. Kurukulasuriya., A.M. Samaraweera, and K.F.S.T. Silva. (2012). Applications of Marine Nutraceuticals in Dairy Products. In Taylor, S. (Ed), Advances in Food and Nutrition Research, Vol. 65, Marine Medicinal Foods: Implications and Applications: Animals and Microbes In Kim, S.K. (Ed), Academic Press, Amsterdam, The Netherlands, pp: 458-478. (at (ISBN: 978-0-12- 416003-3).

Abesinghe A. M. N. L., Vidanarachchi, J. K. and Silva, K. F. S. T. (2012). The effect of Arrowroot (Maranta arundinacea) extract on the survival of probiotic bacteria in set yoghurt. International Journal of Scientific and Research Publications (on line), Volume 2, Issue 5 (1- 4).

David, L.S., Vidanarachchi, J.K., Samarasinghe, K., Cyril, H.W. and Dematawewa, C.M.B. (2012). Effects of Moringa based feed additives on the growth performance and carcass quality of broiler chicken. Tropical Agricultural Research, Vol. 24(1): 12-20.

Vidanarachchi, J.K. and Kurukulasuriya, M.S. (2011). Industrial Applications of Marine Cosmeceuticals In Kim, S.K. (Ed), Marine Cosmeceuticals: Trends and Prospects. Taylor & Francis, Boca Raton, Florida, USA, pp: 335-370 (ISBN: 978-1-4398-6028-1). S

Samaraweera, A.M., Vidanarachchi, J.K. and Kurukulasuriya, M.S. (2011). Industrial Applications of Macroalgae. In Kim, S.K. (Ed), Handbook of Marine Macroalgae: Biotechnology and Applied Phycology, JohnWiley & Sons, Ltd. West Sussex, England, pp: 500-521. (at DOI: 10.1002/9781119977087.ch33) (ISBN: 978-0-470-97918-1).

Vidanarachchi, J.K., Silva, K.F.S.T., Samarasinghe, K. and Cyril, H.W. (2010). Public sector support system in collaboration with private sector for livestock development in Sri Lanka. In Huque, K.S., Kabir, W and Akter, N. (Eds.), Country Report; Public Sector Support System and Its Collaboration with Private for Livestock Development in SAARC Countries. South Asian Association for Regional Corporation (SAARC) Agriculture Centre, BARC Complex, Farmgate, Dhaka-1215, Bangladesh, p:119-152.

Vidanarachchi, J.K., Kurukulasuriya, M.S. and Kim, S.K. (2010). Chitin, Chitosan and their Oligosachcharides in Food Industry. In Kim, S.K. (Ed), Chitin, Chitosan, Oligosaccharides and Their Derivatives: Biological Activities and Applications, CRC Press, New York, USA, pp: 543-560 (ISBN: 978-1-4398-1603-5).

Vidanarachchi, J.K., Elangovan, A.V., Mikkelsen, L.L., Choct, M. and Iji, P.A. (2010). Effect of some plant extracts on growth performance, intestinal morphology, microflora composition and activity in broiler chickens. Animal Production Science. 50: 880-889.

Vidanarachchi, J.K., Iji, P.A., Mikkelsen, L.L. and Choct, M. (2010). Fructans from Rengarenga lily (Arthropodium cirratum) extract and Frutafit® as prebiotics for broilers: their effects on growth performance, digestive organ size, gut morphology and nutrient digestibility. AsianAustralasian Journal of Animal Sciences. 23(5): 580-587.

Vidanarachchi, J.K., Iji, P.A., Mikkelsen, L.L., Sims, I. and Choct, M. (2009). Isolation and characterisation of water-soluble prebiotic compounds from Australian and New Zealand Plants. Carbohydrate Polymers. 77: 670-676.

Mikkelsen, L.L., Vidanarachchi, J.K., Olnood, C.G., Bao, Y.M., Selle, P.H. and Choct, M. (2009). Effect of potassium diformate on growth performance and gut microbiota in broiler chickens challenged with necrotic enteritis. British Poultry Science, 50(1): 66-75.

Gooneratne, J., Samarasinghe, K. and Vidanarachchi, J. (2009). Galactomannans from coconut lowers serum total and LDL cholesterol in hypercholesterolemic guinea pigs. Annals of Nutrition and Metabolism, 55: 203-203.

Mutucumarana R.K., Samarasinghe K., Vidanarachchi J.K., Ranjith G.W.H.A.A., Wijeratne A.W. (2009) Evaluation of egg quality traits of Japanese quails (Coturnix coturnix japonica) fed enzyme supplemented diets containing poultry offal meal. International Journal of Tropical Agricultural Research and Extension 12:89-96.

Vidanarachchi, J.K., Samarasinghe, K., Silva, K.F.S.T., Rajapakse, N. and Nenaruwan, H.L.J. (2008). Evaluation of antimicrobial and antioxidative activities of selected herbs and spices in vitro. Sri Lanka Journal of Animal Production. Vol. 4 (1): 97-98.

Samarasinghe, K., Vidanarachchi, J.K., Gooneratne, J. and Priyantha, M.K.S. (2008). Effect of coconut galactomannan on serum lipid profile of laboratory guinea pigs (Cavia porcellus). Sri Lanka Journal of Animal Production. Vol. 4 (1): 99-100.

Vidanarachchi, J.K., Mikkelsen, L.L., Iji, P.A. and Choct, M. (2007) Molecular Characterisation of Lactobacilli Isolated from Ileal and Caecal Digesta of Broilers Fed with Prebiotic Plant Extracts. Tropical Agricultural Research 19: 46-51.

Mikkelsen, L.L., Vidanarachchi, J.K., Olnood, C.G., Bao, Y.M., Selle, P.H. and Choct, M. (2007). Evaluation of potassium diformate in necrotic enteritis challenge model. 12-14 February 2007, Australian Poultry Science Symposium, University of Sydney, Australia. Vol 19: 157- 160.

Vidanarachchi, J.K., Mikkelsen, L.L, Sims, I., Iji, P.A. and Choct, M. (2006). Plant extracts from Australians native plants as alternatives to antibiotic growth promoters in feed for broiler chickens. In Perry, G.C. (Ed), Avian Gut Function, Health and Disease, Vol 28, Poultry Science Symposium Series, CAB International, Oxon, UK, p:383.

Vidanarachchi, J.K., Mikkelsen, L.L., Constantinoiu, C., Iji, P.A. and Choct, M. (2006). Plant extracts from Australian and New Zealand native plants as prebiotics in broiler chickens. 05-06 April 2006, Australian Veterinary Poultry Alliance Annual Meeting, Holiday Inn, Gold Coast, Australia. pp: 22-24.

Vidanarachchi, J.K., Mikkelsen, L.L., Sims, I., Iji, P.A. and Choct, M. (2006). Selected plant extracts modulate the gut microflora in broiler. 19-22 February 2006, Australian Poultry Science Symposium, University of Sydney, Australia. Vol. 18, pp:145-148.

Vidanarachchi, J.K. and Mikkelsen, L.L. (2006). Prebiotic plant extracts do not stimulate bifidobacteria in broiler chickens. 19-22 February 2006, Australian Poultry Science Symposium, University of Sydney, Australia. Vol. 18, p:143.

Vidanarachchi, J.K., Mikkelsen, L.L., Sims, I., Iji, P.A. and Choct, M. (2005). Phytobiotics: Alternatives to antibiotic growth promoters in monogastric animal feed. In Cronje, P. (Ed), Recent Advances in Animal Nutrition in Australia. Vol. 15, pp:131-144.

Shahdi, F., Vidanarachchi, J.K., Jeon, Y.J. and Kim, S.K. (2002). Antioxidant role of chitosan in a cooked cod (Gadus morhua) model system. Journal of Food Lipids, 9:57-64

Vidanarachchi, J.K., Jeon, Y.J., and Shahidi, F. (2002). Antioxidative efficacy of chitosans of different viscosity in cooked comminuted flesh of herring (Clupea harengus). Food Chemistry 79(1): 69-77.

Jeon, Y.J., Vidanarachchi, J.K. and Shahidi, F (2002). Chitosan as an edible invisible film for quality preservation of herring and Atlantic cod. Journal of Agricultural and Food Chemistry 50: 5167- 5178.

Shahidi, F. and Vidanarachchi, J.K. (2001). Enzymes from fish and aquatic invertebrates and their application in the food industry: A review, Trends in Food Science and Technology, 12: 435- 464.

Shahidi, F., Vidanarachchi, J.K. and Jeon, Y.J. (1999). Food applications of chitin and chitosan; A review, Trends in Food Science and Technology, 10: 37-51.


2017 – present Professor of Animal Science, Department of Animal Science, University of Peradeniya, Sri Lanka

2007 – present Senior Lecturer, Professor, Board of Study in Food Science and Technology and Board of Study in Animal Science, Postgraduate Institute of Agriculture, University of Peradeniya, Sri Lanka

1996 – 2017 Lecturer and Senior Lecturer, Department of Animal Science, University of Peradeniya, Sri Lanka

2019-2023 Visiting Scholar and Researcher, Department of Analytical Chemistry, Uppsala University, Uppsala, Sweden

2014, April - 2014, July & Erasmus Mundus Food of Life Scholar and Erasmus Mundus Mobility

2018, April- 2018, July Scholar, Department of Molecular Science (then Dept. of Food Sciences), Swedish University of Agricultural Sciences, Uppsala, Sweden

2012-2013 Postdoctoral Researcher, Department of Molecular Sciences (then Food Science), Swedish University of Agricultural Sciences, Uppsala, Sweden


Top five (5) Sri Lankan Scientists in Agriculture Discipline having h-index of more than 11 (2014 National Research Council awards).

Fellowship from the Netherlands Fellowship Programmes (OKP) of the Netherlands Government to attend a training programme on Milking to Potential at the Wageningen Center for Development Innovation, Wageningen University and Research, The Netherlands – 2019.

Erasmus Mundus Food of Life (EMFOL) Travel Grant, EMFOL Alumni Conference for Visiting Scholars, Copenhagen, Denmark -August 2016.

National Science Foundation International Travel Grant to attend the 9th NIZO Dairy Conference, Papendal, The Netherlands - October 2015.

Erasmus Mundus Food of Life Visiting Scholar Fellowship from the Faculty of Science, University of Copenhagen, Denmark -2014

Quick Links

Website links for our partner websites

Solution by TekGeeks