Prof. Preethi Udagama

Prof. Preethi Udagama

Senior Professor

Department of Zoology and Environment Sciences,
University of Colombo,
Colombo 03,
Sri Lanka.
Room: 107
Work Phone: +94112158395

Academic and Professional qualifications

PhD in Immuno-parasitology 1990 – Faculty of Medicine, University of Colombo
MSc in Nuclear Science 1984 – Faculty of Science, University of Colombo
BSc in Biological Sciences (2nd Class Honours) 1980 – Faculty of Science, University of Colombo

Chartered Biologist of the institute of Biology, Sri Lanka
Fellow of the institute of Biology, Sri Lanka

Research interests

  • Immuno- & Molecular Epidemiology of Plasmodium vivax asexual stage vaccine candidates in Sri Lanka
  • Ecto- and endo-parasites of vertebrates of Sri Lanka
  • Immunology of Rheumatoid Arthritis in Sri Lanka
  • Screening of natural products for anti malarial, anti rheumatoid arthritic and immune-modulatory activity
  • Reproductive Immunology
  • Development of Immunologic and Molecular Diagnostics
  • Eco-Immunotoxicology & Nanotoxicology
  • Association of Human Papilloma Virus (HPV) and Oral & Oropharyngeal Cancer (OPC) in Sri Lanka
  • Deriving in house stem cell lines to assess proliferative, differentiation and toxicity of plant/ sponge extracts
  • Immunology of noncommunicable diseases

Research Gate

Google Scholar Profile


  • Amarasekara S, Wijerathna S, Fernando C,  Udagama P V (2014).  Cost-effective diagnosis of male oxidative stress using the nitroblue tetrazolium test: useful application for the developing world. Andrologia, 46:73-79.(doi:10.1111/and.12043).
  • Amarasinghe A, Kathriarachchi H and  Udagama P (2014). Conserved Regions of Plasmodium vivax Potential Vaccine Candidate Antigens in Sri Lanka: Conscious In silico Analysis of Prospective Conformational Epitope Regions. Asian Pacific Journal of Tropical Medicine. 7(10): 832-840.
  • Bamunuarachchi B A G S, Ratnasooriya W D, Premakumara G A S, Udagama P V (2014). Artemisia vulgaris L ethanolic leaf extract reverse thrombocytopenia/ thrombocytosis and avert end stage disease of experimental severePlasmodium berghei murine malaria. Journal of Vector Borne Diseases. 51: 1-8.
  • Priyadarshani S, Madhushani W A N, Jayawardhana U A, Wickremasinghe D D and Udagama PV (2015). Heavy metal mediated immunomodulation of the Indian green frog, Euphlyctis hexadactylus  (Anura:Ranidae) in urban wetlands. Ecotoxicology and Environmental Safety,116: 140-149.
  • Gunasekera S K, Perera K A, Fernando C and Udagama PV (2015). A shifting paradigm in the aetiology of oral and pharyngeal cancer in Sri Lanka: a case-control study providing serologic evidence for the role of oncogenic HPV types 16 and Infectious Agents and Cancer  10:12 – 21.DOI 10.1186/s13027-015-0007-z
  • Kanatiwela-de Silva C, Damayanthi M,  de Silva R,  Dickinson M,  de Silva N and Udagama P (2015). Molecular and scanning electron microscopic proof of phytoplasma associated with areca palm yellow leaf disease in    Sri Lanka. Plant Disease , 99(11): 1641.
  • Jayawardena U A, Ratnasooriya W D, Wickramasinghe D D, and Udagama, P V (2016). Heavy metal mediated innate immune responses of the Indian green frog, Euphlyctis hexadactylus (Anura: Ranidae): Cellular profiles and associated Th1 skewed cytokine response. Science of The Total Environment, 566-567:1194-204. doi: 10.1016/j.scitotenv.2016.05.171. Epub 2016 Jun 19.Abeysinghe S, Abeysinghe P D, Kanatiwela-de Silva C, Udagama P, Warawichanee K, Aljafar N and  Dickinson M. (2016). Refinement of the taxonomic structure of 16SrXI and 16SrXIV phytoplasmas of gramineous plants using multilocus sequence typing. Plant Disease100(10), 2001-2010.
  • Udalamaththa VL, Jayasinghe C D, and  Udagama PV (2016). Potential role of herbal remedies in stem cell therapy: proliferation and differentiation of human mesenchymal stromal cells. Stem Cell Research & Therapy, 7:110-117.(DOI: 10.1186/s13287-016-0366-4; URL:
  • Goonawardhana N D S,Jayasekera G S K W, Elanahai V, Udagama P V and Fernandopulle N D (2016).   Population genetic data for ten miniSTR loci in the Sri Lankan population.International Journal of Legal Medicine (DOI: 10.110/s00414-016-1512-3)
  • Balasooriya E R, Jayasinghe C D, Jayawardena U A, Ruwanthika R W D, de Silva R M, andUdagama P V (2017).Honey Mediated Green Synthesis of Nanoparticles: New Era of Safe          Journal of Nanomaterials, vol. 2017, Article ID 5919836, 10 pages. doi:10.1155/2017/5919836
  • Jayasinghe C D, Gunasekara D S, De Silva N, Jayawardena K K and Udagama P V (2017).Mature   leaf concentrate of Sri Lankan wild type Carica papaya Linn. modulates nonfunctional and functional immune responses of rats. BMC Complementary and Alternative Medicine, 17:230-244 DOI 10.1186/s12906-017-1742-z
  • Jayawardena U A, Angunawela P, Wickramasinghe D D,  Ratnasooriya W D, and Udagama, P V(2017). Heavy metal induced toxicity in the Indian green frog: Biochemical and histopathological alterations. Environmental Toxicology and Chemistry, 9999: 1-13. DOI: 10.1002/etc.3848

Extended CV – Prof. P.V. Udagama