Hajarooba Gnanagobal
  • Lecturer
  • Ph.D. (Reading) (Memorial, CA), B.Sc. (Hons) in Agriculture (Jaffna, SL)
  • hajarooba@tech.jfn.ac.lk
  • Lifetime member - Jaffna Science Association (2016 - Present)
Google Linkedin Link
  • Livestock, fish, and shellfish food production technology (food processing and product development)
  • Aquaculture production technology and sea food safety
  • Applied animal, fish, and shellfish nutrition
  • Role of vitamins / probiotics / functional food ingredients on fish immunity
  • Vitamin metabolism in food fish pathogens
  • Food fish bacterial pathogens - microbiology, biotechnology, and molecular pathogenesis
  • Food production technology
  • Livestock and feed production technology
  • Plant production technology

Peer-reviewed Journals

  1. Dang, M., Cao, T., Vasquez, I., Hossain, A., Gnanagobal, H., Kumar, S., Hall, J. R., Monk, J., Boyce, D., Westcott, J. and J. Santander. (2021). Larvae and Juvenile Lumpfish (Cyclopterus lumpus) Immune Response to Oral Immunization Against Vibrio anguillarum. (In press - Vaccines for Aquaculture).
  2. Umasuthan, N., Valderrama, K., Vasquez, I., Segovia, C., Hossain, A., Cao, T., Gnanagobal, H., Monk, J., Boyce, D. and Santander, J. (2021). A Novel Marine Pathogen Isolated from Wild Cunners (Tautogolabrus adspersus): Comparative Genomics and Transcriptome Profiling of Pseudomonas sp. Strain J380. Microorganisms, 9(4), 812. https://doi.org/10.3390/microorganisms9040812
  3. Vasquez, I., Cao, T., Chakraborty, S., Gnanagobal, H., O'Brien, N., Monk, J., D. Boyce., J. Westcott. and Santander, J. (2020). Comparative Genomics Analysis of Vibrio anguillarum Isolated from Lumpfish (Cyclopterus lumpus) in Newfoundland Reveal Novel Chromosomal Organizations. Microorganisms, 8(11), 1666. https://doi.org/10.3390/microorganisms8111666
  4. Vasquez, I., Cao, T., Hossain, A., Valderrama, K., Gnanagobal, H., Dang, M., Leeuwis, R. H. L., Ness, M., Campbell, B., Gendron, R., Kao, K., Westcott, J., Gamperl, A. K. and Santander, J. (2020). Aeromonas salmonicida infection kinetics and protective immune response to vaccination in sablefish (Anoplopoma fimbria). Fish and Shellfish Immunology. 104: 557-566. https://doi.org/10.1016/j.fsi.2020.06.005
  5. Eslamloo, K., Kumar, S., Caballero-Solares, A., Gnanagobal, H., Santander, J. and Rise, M.L. (2020). Profiling the transcriptome response of Atlantic salmon head kidney to formalin killed Renibacterium salmoninarum. Fish and Shellfish Immunology. 98: 937-949. https://doi.org/10.1016/j.fsi.2019.11.057
  6. Connors, E., Soto-Dávila, M., Hossain, A., Vasquez, I., Gnanagobal, H., Santander, J. (2019). Identification and validation of reliable Aeromonas salmonicida subspecies salmonicida reference genes for differential gene expression analyses. Infection, Genetics and Evolution. 73:314-321. https://doi.org/10.1016/j.meegid.2019.05.011.
  7. Chakraborty, S., Cao, T., Hossain, A., Gnanagobal, H., Boyce, D. and Santander, J (2019). Vibrogen 2 vaccine trial in Lumpfish (Cyclopterus lumpus) against Vibrio anguillarum. Journal of Fish Diseases, 2019;00:1-8. https://doi.org/10.1111/jfd.13010
  8. Gnanagobal, H. and Sinniah J. (2018). Evaluation of growth parameters and forage yield of Sugar graze and Jumbo plus under three different spacing in the maha season in the dry zone of Sri Lanka. Tropical Grasslands - Forrajes Tropicales 6(1), pp.34-41. https://doi.org/10.17138/TGFT(6)34-41
  9. Gnanagobal, H., Hirimuthugoda, N.Y. and Radampola, K. (2017). Evaluation of growth parameters of freshwater prawn (Macrobrachium rosenbergii) under formulated diets supplemented with probiotics. World Journal of Fish and Marine Sciences 9 (3), pp 17-24. https://doi.org10.5829/idosi.wjfms.2017.17.24

Conference proceedings (as first author)

  1. Gnanagobal, H., T. Cao, A. Hossain, M. Dang, J. Hall, S. Kumar, D. V. Cuong, D. Boyce and J. Santander. 2021. Renibacterium salmoninarum chronic infection and Lumpfish (Cyclopterus lumpus) immune response. 30th Science Atlantic Aquaculture and Fisheries and Biology Conference, 12-14th of March 2021. University of Cape Breton, Sydney, Nova Scotia, Canada. (Oral presentation - remote).
  2. Gnanagobal, H., Cao, T., Hossain, A., Dang, M., Hall, J., Boyce, D., Kumar, S. and Santander, J. (2020). Response of Lumpfish (Cyclopterus lumpus) to Renibacterium salmoninarum chronic infection. Conference of Research Workers in Animal Diseases, Chicago, IL, USA. 2-5 December 2020. (Oral presentation - remote).
  3. Gnanagobal, H., Vasquez, J. I., Cao, T., Hossain, A., Dang, M., Boyce, D., Garcia, V. A. and Santander, J. (2020). Aeromonas salmonicida riboflavin biosynthesis and transport influence on virulence in lumpfish (Cyclopterus lumpus). Sustainable Aquaculture and Fisheries Symposium, Memorial University of Newfoundland, St. John, NL, Canada. 19 February 2020. (Oral presentation).
  4. Gnanagobal, H., Cao, T., Dang, M., Hossain, A., Hall, J., Rise, M. L., Boyce, D., Kumar, S. and Santander, J. (2020). Response of Lumpfish (Cyclopterus lumpus) to Renibacterium salmoninarum Chronic Infection. Sustainable Aquaculture and Fisheries Symposium, Memorial University of Newfoundland, St. John's, NL, Canada. 19 February 2020. (Poster presentation).
  5. Gnanagobal, H., Cao, T., Vasquez, J. I., Garcia, V. A. and Santander. J. (2020). Riboflavin supply pathways of Aeromonas salmonicida. Sustainable Aquaculture and Fisheries Symposium, Memorial University of Newfoundland, St. John's, NL, Canada. 19 February 2020. (Poster presentation).
  6. Gnanagobal, H., Cao, T., Hossain, A., Chakraborty, S., Dang, M., Valderrama, K., Vasquez, J., Chukwu-Osazuwa, J., Boyce, D., Nash, G., Hill, S., Rise, M. L., Garcia, V., Santander. J. (2019). Role of Riboflavin Synthase Duplication in Aeromonas salmonicida Pathogenesis in Cyclopterus lumpus, 100 Meeting of Conference of Research Workers in Animal Diseases, 2-5 of November 2019 - Chicago, Illinois USA. (Oral presentation).
  7. Gnanagobal, H., Garcia, V., Rise, M. L., Santander, J. (2019). In-silico characterization of riboflavin supply pathways in Aeromonas salmonicida. 12th annual Biology Graduate Student Symposium, Memorial University of Newfoundland, April 8th, St John´s, Canada. (Oral presentation).
  8. Gnanagobal, H., Garcia, V., Rise, M. L., Santander, J. (2019). Transcriptional orchestration of Riboflavin supply pathways in Aeromonas salmonicida. Aldrich interdisciplinary graduate research conference, Memorial University of Newfoundland, March 24-25th, St John´s, Canada. (Oral presentation).
  9. Gnanagobal, H., Hossain, A., Vasquez, J. I., Santander, J. (2018). Modification of Renibacterium salmoninarum and Aeromonas salmonicida Suppressors as Immune Protective Antigens. Ocean Frontier Institute, Module J, Symposium. Memorial University, St John's, NL, Canada. (Poster presentation).
  10. Gnanagobal, H. and Sinniah, J. (2017). Evaluation of growth parameters and forage yield of Sugar graze and Jumbo plus under three different spacing in the maha season in the dry zone of Sri Lanka, Proceedings of Jaffna Science Association, Sri Lanka. 24 (01): pp. 14. (Oral presentation).
  11. Hajarooba, G., Hirimuthugoda, N.Y. and Radampola, K. (2016). Evaluation of growth parameters of freshwater prawn (Macrobrachium rosenbergii) under formulated diets supplemented with probiotics, Third International Conference on Fisheries and Aquaculture, August 2016, Sri Lanka: pp. 37. (Oral presentation).
  12. Hajarooba, G., Hirimuthugoda, N.Y. and Radampola, K. (2015). Evaluation of growth parameters of freshwater prawn (Macrobrachium rosenbergii) under formulated diets supplemented with probiotics, Second International Conference on Agriculture, Animal Science, Aquaculture and Fisheries, December 2015, ISBN 978-955-4543-32-4: pp. 77. (Oral presentation).
  1. Best presenter award - Graduate Category - First place in Science Atlantic Aquaculture and Fisheries and Biology, hosted by University of Cape Breton, Sydney, Nova Scotia, Canada (2021)
  2. CRWAD Conference travel award for best abstract presentation at Chicago, Illinois, USA (2019)
  3. Canada First-Ocean Frontiers Institute Funding, Memorial University of Newfoundland - University of Prince Edward Island, Canada (2018 - 2021)
  4. Vitamin initiative-Ocean Frontiers Institute Scholarship, Memorial University of Newfoundland, Canada (2018 - 2021)
  5. School of Graduate Studies Baseline Fellowship, Memorial University of Newfoundland, Canada (2018 - 2021)
  6. Best presenter award in Second International Conference on Agriculture, Animal Science, Aquaculture and Fisheries, Sri Lanka (2016)
  7. Ratnam Reginold Dharmaratnam Memorial Prize for the Best Overall Performance in Agriculture (2015)
  8. Late Mr. Senior Nadarajah Gold Medal for obtaining highest OGPA among the students specialized in Animal Science (2015)
  • Active member - Society of Experimental Biology (2021)
  • Active member - Canadian Society of Zoologists (2018 - Present)
  • Active member - Teaching Assistant's Union of Memorial University of Newfoundland, Canada (2018 - Present)
  • Instructor and Member - Ocean Learning Partnership and Summer marine public education program, Ocean Science Centre, Memorial University of Newfoundland, Canada (2018 - 2020)
  • Lifetime member - Jaffna Science Association (2016 - Present)