Namalika D. Karunaratne

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Dr. Namalika D. Karunaratne

BVSc (Peradeniya),MSc(Saskatchewan, Canada),PhD (Saskatchewan, Canada)
Senior Lecturer
Address:

Department of Farm Animal Production and Health ,
Faculty of Veterinary Medicine & Animal Science,
University of Peradeniya,
Peradeniya,20400

Contact:

Phone:
Email:nkarunaratne@vet.pdn.ac.lk
namalikakarunaratne@gmail.com

  • University Ph.D. Graduate Scholarship 2017, University of Saskatchewan.
  • Graduate Student Travel Award from the J. M. Bell Postgraduate Scholarship 2017, Department of Animal and Poultry Science, University of Saskatchewan
  • Graduate Student Travel Award from the Miriam Green Ellis Scholarship 2016, Department of Animal and Poultry Science, University of Saskatchewan
  • Graduate Student Travel Award from the J. M. Bell Postgraduate Scholarship 2015, Department of Animal and Poultry Science, University of Saskatchewan.

  • Animal Science; Farm Animal Production and Health

  • Poultry nutrition and gut health
  • R. Senaarachchi, M. G. Y. Hasanjana, H. E. L. De Seram, K. Nizanantha, P. G. A. Pushpakumara, and N. D. Karunaratne. 2022. Effect of dietary inclusion of a sugarcane extract on growth performance of broilers. Sri Lanka Veterinary Journal 69: 1-7.
  • N. D. Karunaratne, H. L. Classen, A. G. van Kessel, M. R. Bedford, N. P. Ames, and R. W. Newkirk. 2023. Diet medication and beta-glucanase affect ileal digesta soluble beta-glucan molecular weight, carbohydrate fermentation, and performance of coccidiosis vaccinated broiler chickens given wheat-based diets. Animal Nutrition 15: 288-296.
  • N. D. Karunaratne, H. L. Classen, N. P. Ames, M. R. Bedford, and R. W. Newkirk. 2022. Effects of diet hulless barley and beta-glucanase levels on ileal digesta soluble beta-glucan molecular weight and carbohydrate fermentation in laying hens. Poultry Science 101: 101735.
  • N. D. Karunaratne, R. W. Newkirk, A. G. Van Kessel, W. Köster, and H. L. Classen. 2021. Applied Research Note: Does feeding hulless barley affects Salmonella colonization in broiler chickens? Journal of Applied Poultry Research 30:100178.
  • N. D. Karunaratne, R. W. Newkirk, N. P. Ames, A. G. Van Kessel, M. R. Bedford, and H. L. Classen. 2021. Hulless barley and β-glucanase affect ileal digesta soluble β-glucan molecular weight and digestive tract characteristics of coccidiosis-vaccinated broilers. Animal Nutrition 7:595-608.
  • N. D. Karunaratne, R. W. Newkirk, N. P. Ames, A. G. Van Kessel, M. R. Bedford, and H. L. Classen. 2021. Effects of exogenous β-glucanase on ileal digesta soluble β-glucan molecular weight, digestive tract characteristics, and performance of coccidiosis challenged broiler chickens fed hulless barley-based diets with and without medication. PLOS ONE 16:e0236231.
  • N. D. Karunaratne, H. L. Classen, N. P. Ames, M. R. Bedford, and R. W. Newkirk. 2021. Effects of hulless barley and exogenous β-glucanase levels on ileal digesta soluble β-glucan molecular weight, digestive tract characteristics, and performance of broiler chickens. Poultry Science 100:100967.
  • N. D. Karunaratne, R. W. Newkirk, A. G. Van Kessel, M. R. Bedford, and H. L. Classen. 2021. Hulless barley and β-glucanase levels in the diet affect the performance of coccidiosis-challenged broiler chickens in an age-dependent manner. Poultry Science 100:776-787..
  • N. D. Karunaratne, D. A. Abbott, P. J. Hucl, R. N. Chibbar, C. J. Pozniak, and H. L. Classen. 2018. Starch digestibility and apparent metabolizable energy of western Canadian wheat market classes in broiler chickens. Poultry Science 97: 2818-2828.
  • N. D. Karunaratne, D. A. Abbott, R. N. Chibbar, P. Hucl, C. J. Pozniak, and H. L. Classen. 2018. In vitro assessment of the starch digestibility of western Canadian wheat market classes and cultivars. Canadian Journal of Animal Science 98: 463-476.
  • Karunaratne N. D., and Classen H. L. Pages 171–191 in The Value of Fibre. Wageningen Academic Publishers, The Netherlands; 2019. Chapter 10 Beta-glucans and beta-glucanase in animal nutrition, do we understand their full effects?
  • R. Senaarachchi, Y. Hasanjana, H. E. L. De Seram, K. Nizanantha, P. G. A. Pushpakumara, and N. D. Karunaratne. 2022. Effect of graded levels of dietary sugarcane-derived polyphenol (Polygain) on growth performance of broiler chickens. Proceedings of 74th Annual Scientific Sessions of the Sri Lanka Veterinary Association. p. 32.
  • N. D. Karunaratne, N. P. Ames, A. G. Van Kessel, M. R. Bedford, R. W. Newkirk, and H. L. Classen. 2019. Effects of graded levels of hulless barley and β-glucanase on β-glucan depolymerization, and digestive tract morphology and physiology of broiler chickens vaccinated for coccidiosis. Poultry Science Vol.98 (E-suppl. 1) p.38.
  • H. L. Classen, E. Herwig, N. D. Karunaratne, D. D. L. S. Bryan, and R. K. Savary. 2017. Factors affecting broiler volunteer feed intake in practice. Proceedings for 21st European Symposium on Poultry Nutrition.
  • N. D. Karunaratne, M. R. Bedford, R. W. Newkirk, and H. L. Classen. 2017. Graded levels of hulless barley and β-glucanase affect the digestive tract morphology of broiler chickens vaccinated for coccidiosis. Poultry Science Vol.96 (E-suppl. 1) p.109.
  • N. D. Karunaratne, M. R. Bedford, R. W. Newkirk, and H. L. Classen. 2017. Graded levels of hulless barley and β-glucanase affect the performance of broiler chickens vaccinated for coccidiosis in an age dependent manner. Poultry Science Vol.96 (E-suppl. 1) p. 50.
  • N. D. Karunaratne, P. Hucl, R. N. Chibbar, C. J. Pozniak, D. A. Abbott, and H. L. Classen. 2016. Starch digestibility and AME of western Canadian wheat market classes in broiler chickens. Poultry Science Vol.95 (E-suppl. 1) p.18.
  • N. D. Karunaratne, P. Hucl, R. N. Chibbar, C. J. Pozniak, D. A. Abbott, and H. L. Classen. 2015. Western Canadian wheat market class affects in vitro starch digestibility. Poultry Science Vol.94 (E-suppl. 1) p. 10.
  • K. U. E. Perera, J. K. H. Ubeyratne, M. D. N. Jayaweera, K. G. R. N. Karunarathne, and N. D. Karunaratne. 2013. Surveillance for Aeromonas spp. in healthy goldfish in a fish breeding centre at Rambodagalle in Sri Lanka. Proceedings for 65th Annual Scientific Sessions of the Sri Lanka Veterinary Association. p. 21.