• Parasitology
• Medical Entomology

• Vector borne infectious diseases – malaria, lymphatic filariasis
• Immuno and molecular epidemiology of Plasmodium asexual erythrocytic vaccine candidates
• Medical entomology

Research Publications in peer reviewed Journals

•  Thilan Wickramarachchi, Prasad H. Premaratne, K.L.R. Lakshman Perera, Sumith  Bandara, Clemens H. M. Kocken, Alan W. Thomas, Shiroma M. Handunnetti and Preethi V. Udagama-Randeniya (2006). Natural human antibody responses to Plasmodium vivax Apical Membrane Antigen 1 under low transmission and unstable malaria conditions in Sri Lanka. Infection and Immunity, 2006; 74 (1), 798-801. doi: 10.1128/IAI.74.1.798-801.2006.
• Anusha M. Gunasekara, Thilan Wickramarachchi, Daniel E. Neafsey, Ishani Ganguli, Lakshman Perera, Prasad H. Premaratne, Daniel Hartl, Shiroma M. Handunnetti, Preethi V. Udagama-Randeniya and Dyann F Wirth (2007). Genetic Diversity and Selection at the Plasmodium vivax Apical Membrane Antigen-1 (PvAMA-1) locus in a Sri Lankan Population. Molecular Biology and Evolution, 2007, 24(4), 939-947. doi: 10.1093/molbev/msm013
•  Wickramarachchi, P.H. Premaratne, S. Dias, S.M. Handunnetti and P.V. Udagama-Randeniya (2010). Genetic complexity of Plasmodium vivax infections in Sri Lanka, as reflected at the merozoite-surface-protein-3α locus. Annals for Tropical Medicine and Parasitology, 2010, 104(2), 95-108. doi: 10.1179/136485910X12607012374190
• Prasad H. Premaratne, B.  R. Aravinda, A. E. Escalante, Preethi V. Udagama -Randeniya (2011). Genetic diversity of Plasmodium vivax Duffy Binding Protein II (PvDBPII) under unstable transmission and low intensity malaria in Sri Lanka. Infection, Genetics and Evolution, 2011, 11, 1327-1339. doi: org/10.1016/j.meegid.2011.04.023
• Thishan C. Yahathugoda, Taniawati Supali, Ramakrishna U. Rao, Yenny Djuardi, Difa Stefani, Femmy Pical, Peter U. Fischer, Melanie M. Lloyd, Prasad H. Premaratne, Mirani V. Weerasooriya, Gary J. Weil (2015).  A comparison of two tests for filarial antigenemia in areas in Sri Lanka and Indonesia with low-level persistence of lymphatic filariasis following mass drug administration. Parasites and Vectors, 2015, 8:369. doi: 10.1186/s13071-015-0979-y
• Mahesha N. Nadugala, Prasad H. Premaratne, and Charitha L. Goonasekara (2016).  Systematic Bioinformatic Approach for Prediction of Linear B-Cell Epitopes on Dengue E and prM Protein.  Advances in Bioinformatics, 2016, Article ID 1373157.  doi:10.1155/2016/1373157
• P.D. Pushpakumara, P.H. Premarathne and C.L. Goonasekara (2016) Characterization of B cell epitopes of dengue virus NS1 protein using bioinformatics approach. Journal of National Science Foundation, Sri Lanka, 2016 44 (4): 417-425. http://doi.org /10.4038/jnsfsr.v44i4.8024
• Mahesha N. Nadugala, Chandima Jeewandara, Gathsaurie N. Malavige, P.H. Premarathne and C.L. Goonasekara (2017). Natural antibody responses to the capsid protein in sera of Dengue infected patients from Sri Lanka. PLoS ONE 2017; PLoS ONE12(6): e0178009.
  https://doi.org/10.1371/journal.pone.0178009
• Mohammad A. Rahman, Thishan C. Yahathugoda, Bumpei Tojo, Prasad Premaratne, Fumiaki Nagaoka, Hidekazu Takagi, Selvam Kannathasan, Arumugam Murugananthan, Mirani V. Weerasooriya, Makoto Itoh (2019). A surveillance system for lymphatic filariasis after its elimination in Sri Lanka. Parasitology International 68 (2019) 73–78. https://doi.org/10.1016/j.parint.2018.10.003
• Nayana Gunathilaka, Saveen Semege, Nishantha Pathirana, Nuwani Manamperi, Lahiru Udayanga, Harshima Wijesinghe, Prasad Premaratne, Deepika Fernando (2020). Prevalence of cutaneous leishmaniasis infection and clinico-epidemiological patterns among military personnel in Mullaitivu and Kilinochchi districts of the Northern Province, early war-torn areas in Sri Lanka. Parasites Vectors;13:263. https://doi.org/10.1186/s13071-020-04137-8
• Mahesha N. Nadugala, Chandima Jeewandara, Ramesh S. Jadi, Gathsaurie N. Malavige, Aravinda M. de Silva, Prasad H. Premaratne and Charitha L. Goonasekara (2021) Natural immunogenic properties of bioinformatically predicted linear B‑cell epitopes of dengue envelope and pre–membrane proteins. BMC Immunol. 22:71 https://doi.org/10.1186/s12865-021-00462-4
• Justin Jude, Nayana Gunathilaka, Lahiru Udayanaga, Deepika Fernando, Prasad Premarathne, Rajitha Wickremasinghe and Wimaladharma Abeyewickreme (2022) Developmental responses and survival of Anopheles stephensi larval stages at different salinity levels. Transactions of The Royal Society of Tropical Medicine and Hygiene, Trans R Soc Trop Med Hyg 2022; 0 : 1–9 https://doi.org/10.1093/trstmh/trac017
• Justin Jude, Nayana Gunathilaka, Lahiru Udayanga, Deepika Fernando, Prasad Premarathne, Rajitha Wickremasinghe, Wimaladharma Abeyewickreme (2023) Comparative analysis of the larvicidal activity of temephos (EC50) and novaluaron (EC10) to control Anopheles stephensi in Sri Lanka. Parasitology International. Volume 92, February 2023, 102686
• Justin Jude, Nayana Gunathilaka, Lahiru Udayanaga, Deepika Fernando, Prasad Premarathne, Rajitha Wickremasinghe, Wimaladharma Abeyewickreme (2023). Biology, bionomics and life-table studies of Anopheles stephensi (Diptera: Culicidae) in Sri Lanka and estimating the vectorial potential using mathematical approximations. Parasitology International Volume 93, 102715, https://doi.org/10.1016/j. parint.2022.102715.

Reviewed Conference Proceedings Publications (published as Full papers)

•  Mahesha N. Nadugala, Prasad H. Premaratne and Charitha L. Goonasekara. Potentialities of Bioinformatically predicted linear B-cell epitopes on prM protein. 8^th International Research Conference of Kotelawala Defence University, 27-28 August 2015, Kotelawala Defence University, Colombo. (Proceedings- Basic and Applied Sciences;
  http://www.kdu.ac.lk/conference/images/documents/proceedings/Proceedings-BAS-finalized.pdf)
• Pushpakumara P.D., Premaratne P.H., Goonasekara C. L. (2015) Phylogenetic and conservation analysis of Dengue Non-structural protein 1. 8^th International Research Conference of Kotelawala Defence University, Colombo. 27-28 August 2015, Kotelawala Defence University, Colombo. (Proceedings- Basic and Applied Sciences; http://www.kdu.ac.lk/conference/images/documents/proceedings/Proceedings-BAS-finalized.pdf)

Research communications (Presented in National and International conferences as a Poster / Oral Presentation)

• W.T.A. Wickramarachchi, P.H. Premaratne, K.L.R.L. Perera, S. Bandara, A. Thomas, S.M. Handunnetti and P.V. Udagama-Randeniya (2002). Profiles of IgG and IgM Antibodies to PV66/AMA-1 in individuals naturally infected with Plasmodium vivax from Sri Lanka. FIMSA Advanced Course and Conference, Molecular Mechanisms of Infection and Immunity, October 21-25, Ayutthaya, Thailand, p55.
• W.T.A. Wickramarachchi, P.H. Premaratne, K.L.R.L. Perera, S. Bandara S. Longacre, C. Kocken, A. Thomas, C. Chitnis, S.M. Handunnetti and P.V. Randeniya (2003). Naturally elicited antibody responses to Plasmodium vivax asexual stage antigens in Sri Lanka. Proceedings 23^rd Annual Sessions of the Institute of Biology, Sri Lanka, pp15.
• P.H. Premaratne, W.T.A. Wickramarachchi, K.L.R.L. Perera, S. Bandara, C. Chitnis, S. Yazdani, S.M. Handunnetti and P.V. Udagma-Randeniya (2004). Patterns of IgG1 and IgG3 isotype responses to Duffy Binding Protein of Plasmodium vivax in Sri Lanka. Proceedings of the Joint Academic Sessions of the Faculties of Science & Medicine University of Colombo, pp30.
• P.H. Premaratne, N.K. Wansadhipathi, W.T.A. Wickramarachchi, K.L.R.L. Perera, S. Bandara, S.M. Handunnetti and P.V. Udagama-Randeniya (2004). Comparison of two different recombinant proteins representing region II of the Duffy Binding Protein of Plasmodium vivax by assaying for natural antibodies. Proceedings 2^nd Academic Sessions of the Allergy and Immunology Society of Sri Lanka. pp B4.
• W.T.A. Wickramarachchi, P.H. Premaratne, R.J. Illeperuma, K.R.L.Perera, S. Bandara, S.  Longacre, C. Kocken, A. Thomas, S.M. Handunnetti and P.V. Udagama- Randeniya (2004). Heterogeneity of isotype specific antibody responses against Plasmodium vivax asexual blood stage antigens in Sri Lanka.  Proc. 24^th Annual Sessions, Institute of Biology, Sri Lanka. pp5.
• S.M. Handunnetti, P.V. Udagama-Randeniya, P.H. Premaratne, I.C. Perera, G. Harandra, J.A.R.C. Jayakody, P. Samaratunga and W.D. Ratnasooriya (2004). An  investigation on anti-malarial and anti-inflammatory effects of “Aranya Thulasi Mulang Kasaya” in rodent models. Proc. 24^th Annual Sessions Institute of Biology, Sri Lanka. pp7.
• Anusha Gunasekera, W.T.A. Wickramarachchi, Ishani Ganguli, K.L.R.L. Perera,  Hemantha Premaratne, S.M. Handunnetti, P.V. Udagama-Randeniya and D.F. Wirth (2005). Analysis of Single Nucleotide polymorphisms at the Plasmodium vivax Apical Membrane Antigen 1 (PvAMA1) locus among Sri Lankan isolates. 54^th of the Annual Meeting of the American Society of Tropical Medicine and Hygiene, Miami, FL, USA.
• W.T.A. Wickramarachchi, P.H. Premaratne, K.V.G.S. Dias, A.D.M. Gunasekara, D.F.  Wirth, S.M. Handunnetti and P.V. Udagama-Randeniya (2006). Genetic complexity of   Plasmodium vivax infections in Sri Lanka. 62^nd Annual sessions of Sri Lanka Association of Advancement of Science. pp3-004A.
• P.H. Premaratne, K.V.G.S. Dias, W.T.A. Wickramarachchi, K.L.R.L. Perera, S. Bandara, C. Chitnis, S. Yazdani, S.M. Handunnetti and P.V. Udagama-Randeniya (2006).  Specificity of the antibody response to conformational and linear epitopes of Plasmodium  vivax Duffy Binding Protein in Sri Lanka. 3^rd Annual Sessions of the Allergy and Immunology Society of Sri Lanka. pp25-B2
•  P.H. Premaratne, W.T.A. Wickramarachchi, K.L.R.L. Perera, S. Bandara, C. Chitnis, S. Yazdani, S.M. Handunnetti and P.V. Udagama-Randeniya. (2006). IgM antibody response to Plasmodium vivax Duffy Binding Protein in Sri Lanka. 3^rd Annual Sessions of the Allergy and Immunology Society of Sri Lanka. pp27-B3.
• Anusha Gunasekera, Thilan Wickramarachchi, Daniel E. Neafesy, Ishani Ganguli, Lakshman Perera, Hemantha Premaratne, Daniel Hartl, Shiroma M.  Handunnetti, Preethi V. Udagama-Randeniya and D F Wirth (2006). Analysis of Genetic Diversity and selection at the Plasmodium vivax Apical Membrane Antigen1 (PvAMA1) locus in Sri Lankan populations. 55^th of the Annual Meeting of the American Society   of Tropical Medicine and Hygiene, Miami, FL, USA.
• Prasad H. Premaratne, K.V.G. Sajani Dias, Shiroma M. Handunnetti, Shams Yazdani, Chetan Chitins and Preethi V Udagama-Randeniya. (2007) Patterns of anti-PvRII IgG and IgG isotypes to Plasmodium vivax Duffy Binding Protein in Sri Lanka.  63^rd Annual sessions of Sri Lanka Association of Advancement of Science. pp13-18A.
• Prasad H. Premaratne, K.V.G. Sajani Dias, Shiroma M. Handunnetti, Shams Yazdani, Chetan Chitins and Preethi V. Udagama-Randeniya. (2007). Immunoepidemiology of PvRII, a putative vaccine candidate representing Plasmodium vivax Duffy Binding Protein, in Sri Lanka. 56^th of the Annual Meeting of the American Society of Tropical Medicine and Hygiene, Philadelphia, USA. pp 55-56.
• Prasad H. Premaratne, Sajani Dias, Aresha Manamperi, Shiroma M. Handunetti, Preethi V. Udagama-Randeniya. (2008). Genetic diversity of the critical binding motif of P. vivax Duffy Binding Protein in Sri Lanka. 57^th of the Annual Meeting of the American Society of Tropical  Medicine and Hygiene, New Orleans, USA.
• Prasad H. Premaratne, Aresha Manamperi, Preethi V. Udagama-Randeniya. (2008). Analysis of genetic polymorphism of Plasmodium vivax Duffy Binding Protein ligand domain of Sri Lankan isolates. 63^rd Annual sessions of Sri Lanka Association of Advancement of Science. pp
• Premaratne P. H., Wickramarachchi W.T.A, Illeperuma R.J and Udagama-Randeniya P. V. (2008). Immune response to Plasmodium vivax in malaria endemic and non-endemic areas in Sri Lanka. National Annual Scientific Sessions of the Ecological Medicine Study Group.
• Prasad H. Premaratne, A. Rushdi Shakri, Chetan E. Chitnis and Preethi V. Udagama- Randeniya. (2009). Characterization of anti-PvDBPII binding inhibitory antibodies of Plasmodium vivax malaria patients from Sri Lanka. 4^th Biennial Sessions of the Allergy and Immunology Society of Sri Lanka. pp18-B2.
• Prasad H. Premaratne, and Preethi V. Udagama-Randeniya. (2010). Strain specific and strain transcending antibody responses directed against Plasmodium vivax Duffy binding protein II in Sri Lanka. 5^th Biennial Sessions of the Allergy and Immunology Society of Sri Lanka. pp15-B3.
• Preethi Udagama-Randeniya, Sajani Dias, Prasad Premaratne, Thilan Wickramarachchi. (2010). Genetic diversity and the ensuing strain specific immunity to asexual erythrocytic stage vaccine candidate antigens, MSP-1, AMA-1 and DBP, of Plasmodium vivax in Sri Lanka. Poster session – Parasite to Prevention: Advances in the understanding of malaria. Edinburgh, UK.
• H. Premaratne, B. R. Aravinda, A. A. Escalante, P. V. Udagama-Randeniya. (2010). Phylogenetic relationship of Plasmodium vivax Duffy Binding Protein gene between Sri Lankan and world wide isolates. Annual sessions of the University of Colombo, Colombo.
• Sajani Dias, P H Premaratne, P V Udagama (2012). Mapping and Polymorphism of B and T Cell Epitopes on Asexual Erythrocytic Stage Malaria Vaccine Candidate Antigens in Sri Lanka. Young Scientist Forum – Symposium and the Annual General Meeting – 2012, Colombo.
• Prasad H Premaratne, Rushdi Shakri, Chetan Chitnis, Preethi V Udagama. (2012). In vivo correlate of protection against Plasmodium vivax Duffy Binding Protein II in Sri Lanka. Annual International Symposium, General Sir John Kotelawal Defence University, pp 37.
• R Ashoranga, J Ruben, T C Yahathugoda, P H Premarathne, M A Rahman, M V Weerasooriya, W A Samerawickrema.(2015). Long Term Effects of up to 13 Rounds of Mass Drug Administration with Diethylcarbamazine and/or Albendazole on Microfilaria Prevalence in Matara District, Sri Lanka. 12^th Academic Sessions, University of Ruhuna.
• M A Rahman, T C Yahathugoda, P H Premarathne, J Ruben, M V Weerasooriya, W A Samerawickrema.(2015) Long Term Impact of Seven Years Antifilarial Mass Drug Administrations (MDAs) on Soil Transmitted Helminth (STH) Infections in Walgama, Matara, Sri Lanka. 12^th Academic Sessions, University of Ruhuna.
• Mahesha N. Nadugala, Pradeep D. Pushpakumara, Prasad H. Premaratne and Charitha L. Goonasekara. (2015) Predicting potential linear B-cell epitopes on E Glycoprotein of Dengue virus through in-silico approaches. 64^th Annual meeting of the American Society of Tropical Medicine and Hygiene, October 25-29, 2015, USA.
• Pradeep D. Pushpakumara, Mahesha N. Nadugala, Prasad H. Premaratne and Charitha L. Goonasekara. (2015) Potential group and serotype specific B-cell epitopes of Dengue NS1 protein as identified by a bioinformatic approach. 64^th Annual meeting of the American Society of Tropical Medicine and Hygiene, October 25-29, 2015, USA.
• N. Nadugala, P. H. Premaratne and C. L. Goonasekara. (2015) Characterization and Analysis of Dengue Capsid protein through computer applications. 71^st Annual Session of Sri Lanka Association for the Advancement of Science, 30 November- 4 December 2015
• A. Rahuman, S. Kannathasan, A. Murugananthan, P. Premaratne, J. Ruban, S. Senanayake, T. C. Yahathugoda and M.V. Weerasooriya.(2016) Preliminary Findings of an Ongoing Study on Transmission of Lymphatic Filariasis in Jaffna District. Proceedings of Jaffna Science Association, 23, (1), pp18. May 2016
• Mahesha N. Sigera Nadugala, Chandima Jeewandara, Neelika Malavige, Prasad H. Premaratne and Charitha L. Goonasekara. (2016) Natural antibody responses to the Capsid protein of Dengue. 65^th Annual meeting of the American Society of Tropical Medicine and Hygiene, November 13-17, 2016, USA.
• Rahman MA, Yahathugoda TC, Ruben J, Kannathasan S, Muruganathan A, Premarathne P, Takagi H, Nagaoka F, Weerasooriya MV, Itoh M. (2016) Survey of lymphatic filariasis in the civilwar disturbed areas in Sri Lanka, 57^th annual meeting of Japan Society of Tropical Medicine, 5-6 Nov, 2016, Tokyo, Japan.
• M.N. Nadugala, C. Jeewandara, G.N. Malavige, P. H. Premaratne and C.L. Goonasekara. (2016) Immunogenicity of bioinformaticaly predicted linear epitopes of Premembrane (prM) protein of Dengue. 9^th International Research Conference of Kotelawala Defence University, 8-9 2016, Kotelawala Defence University, Ratmalana.
• WSH Erandika, TN Adikari, KMGP Premadasa, PH Premaratne. (2016) Determination of the most sensitive protein precipitation method for extraction of Amoxicillin from plasma samples using High Performance Liquid Chromatography (HPLC), 9^th International Research Conference of Kotelawala Defence University, 8-9 2016, Kotelawala Defence University, Ratmalana.
• PH Premaratne, KMGP Premadasa, TN Adikari, NBS Deshani, USH Liyanage, HHLK Fernando, RANK Wijesinghe, CL Goonasekara, J Welihinda, AAP Keerthi, RP Perera, BMR Fernandopulle. (2016). Evaluating bioequivalence of two capsule formulations of amoxicillin in healthy Sri Lankan population using HPLC. 9^th International Research Conference of Kotelawala Defence University, 8-9 2016, Kotelawala Defence University, Ratmalana.
• M.N. Nadugala, C. Jeewandara, G.N. Malavige, P.H. Premaratne and C.L. Goonasekara. (2016) Natural Antibodies targeting the linear B-cell epitopes of dengue envelop protein. Proceedings of NSF Research Summit, Colombo. pp 145.
• A.Rahman, T.C. Yahathugoda, P. Premaratne, S. Kannathasan, A. Muruganathan, H. Takagi, M. Itoh, M.V. Weerasooriya (2017) Assessment of Bancroftian Filariasis Transmission by IgG4 Enzyme-Linked Immunosorbent Assay with Urine Samples of Primary School Children in Jaffna and Trincomalee Districts of Sri Lanka. 14^th Academic Sessions, University of Ruhuna. ISSN 2312-0412 pp 4
• Rahman MA, Yahathugoda TC, Tojo B, Premaratne P, Nagaoka F, Takagi H, Weerasooriya MV, Itoh M. (2017) Identification of a focus bancroftian filariasis transmission using IgG4 based ELISA and GPS data logger systems in endemicity -uncertain Trincomalee district. Proceedings of the 76^th Annual Academic Sessions, Galle Medical Association, pp57
• MN Nadugala, RS Jadi, AM de Silva, PH Prematne, CL Goonasekara. (2018) Viral Neutralization Potential of the Conserved Broadly Imunogenic B-Cell Epitopes of Dengue E-Protein Against DENV 4 Serotype. Fifth Annual Scientific Sessions of Sri Lanka Association of Laboratory Animal Sciences, Colombo, pp 38
• PJ Jude, PADHN Gunathilaka, SD Fernando, PH Premaratne, AR Wickremasinghe, SE Priyatharshan and W Abeyewickreme (2019) Transformation of Vector Abundance in Mannar District of Sri Lanka: A Comparative Study of the Present and Past. 12th International Research Conference- General Sir John Kotelawala Defence University
• HS Jayasinghearachchi, DS Govindapala, WMID Nakkawita, PH Premaratne, CL Goonasekara, J Jayasinghe, M Karunaratne, DGP Kawyangana, KWT Chathuranga , US Kulasekara and AD De Silva (2020). Prospective study on the clinical characteristics, viral positivity and antibody response in an asymptomatic/minimally symptomatic SARS-CoV-2 positive Navy cohort in Sri Lanka. 13^th International Research Conference- General Sir John Kotelawala Defence University
• T I Withanawasam, P H Premaratne, N S Fernando, A D De Silva, W M I D Nakkawita, D G P Kawyangana, D N Wijesurendra, N Prashanthi (2020)  Preliminary study on distribution of ABO and RhD blood groups and SARS CoV 2 antibodies in confirmed Covid 19 patients from three treatment centers in Sri Lanka. Accepted for oral presentation in The Asia Pacific Academic Consortium for Public Health Hybrid Conference 2020.
• S G S Prashadhini, P H Premaratne (2020) Detection of Dirofilaria repens in pet dogs in Nugegoda area in Colombo district, Sri Lanka. Proceedings of the Post Graduate Institute of Science Research Congress, Sri Lanka. Pg149,Abstract 137.
• Jude PJ, Gunathilaka PADHN, Fernando SD, Premaratne PH, Wickremasinghe AR, Udayanga NWBAL, Abeyewickreme W (2021) Larvicidal response of Anopheles stephensi against three selected insecticides: A study from Jaffna, Sri Lanka. Proceedings of the Research Conference in Health Sciences 2021 – FAHS, USJ. OP 8, pp50
• Jude PJ, Gunathilaka PADHN, Fernando SD, Premaratne PH, Wickremasinghe AR, Udayanga NWBAL, Abeyewickreme W (2021) The range of salinity tolerance by Anopheles stephensi in Sri Lanka. Proceedings of the Research Conference in Health Sciences 2021 – FAHS, USJ. PP 11, pp102
• Jude PJ, Gunathilaka PADHN, Fernando SD, Premaratne PH, Wickremasinghe AR, Udayanga NWBAL, Abeyewickreme W (2021) Differentiation of biological forms of Anopheles stephensi (Diptera, Culicidae) recorded in Jaffna District, Sri Lanka, using egg morphology and morphometry. Proceedings of the Research Conference in Health Sciences 2021 – FAHS, USJ. PP12, pp103*
• US Kulasekara, O Nayanathara, A Ranasinghe, P Gamage, RY Ramasinghe, J Munasinghe, AD De Silva, PH Premaratne, HS Jayasinghearachchi and R Fernandopulle  (2021)  Evaluating Bioequivalence of Two Formulations of Clarithromycin Immediate Release Film Coated Tablets in Healthy Sri Lankan Subjects under Fasting Conditions. 14^th International Research Conference, KDU.
• HS Jayasinghearachchi, DS Govindapala, WMID Nakkawita, PH Premaratne, CL Goonasekara, DGP Kawyangana, KWT Chathuranga, US Kulasekara and AD De Silva (2021) Molecular Characterization and Phylogenetic Relationship of SARS-CoV-2 Strains Infecting a NAVY Cohort during the First Wave of the COVID-19 in Sri Lanka. 14^th International Research Conference, KDU.
• DLNL Ubayawardena, IE Gunaratne, PDCN Kannangara, PH Premaratne and W Abeyewickreme (2022) Filarial infections among migrant works employed in steel factories in Gampaha district, Sri Lanka. 15^th International Research Conference, KDU.

• Presidents Awards for Scientific Publications – 2006 and 2007 – National Research Council, Sri Lanka
• NSF Research Award under the category of Biotechnology  for the research project completed in 2017 (Grant No RG/2014/BT/03) – National Science Foundation, Sri Lanka
• Merit Awards for Scientific Publications – 2010, 2011, 2015 – National Research Council Sri Lanka
• Post graduate Research Scholarship – NSF/Sch/ 2004/07 –  National Science Foundation of Sri Lanka
• Gold Medal for the Best Undergraduate Research Project in Zoology (2001) – Department of Zoology, Faculty of Science, University of Colombo

Competitive Research Grants Received

• Co-Investigator of the National Science Foundation grant – Grant No RG/2014/BT/03
• Co-Investigator of the National Research Council grant– Grant No: NRC-18-057
• Co-investigator of the KDU Research Grant – Grant No : KDU/RG/2020/FOM/006
• Co-investigator of the KDU Research Grant – Grant No : KDU/RG/2020/FOM/004
• Principal investigator of the KDU Research – Grant No : KDU/RG/2020/FOM/003

• Head, Department of Paraclinical Sciences, FOM, KDU – 2016 June to 2020 June
• Head, Parasitology, FOM, KDU – Since 2016 on wards
• Chairperson- Board of Studies Medical and Biological Sciences, FGS, KDU – from 2022 onwards
• In charge 03 Teaching laboratories, FOM, KDU – From 2015 to 2021
• In charge Animal House, FOM, KDU – From 2016 to 2021
• In charge – Bio Medical Research Laboratory 1, FOM, KDU – 2022 onwards
• Assistant Director, KDU- CARE – from 2021 -2023
• Member of Board of Studies – Medical and Biological Sciences, FGS, KDU – from 2019 onwards
• Co Secretary 8^th International Research Conference, KDU  2015
• Faculty Coordinator 14^th 8^th International Research Conference, KDU 2021

• Life member of Sri Lanka Association of Advancement of Science (SLAAS)
• Chairman – Committee for Popularization of Science (CPS) at the Sri Lanka Association for the Advancement of Science (SLAAS) – 2019
• Vice Chairman of the CPS, SLAAS – 2018
• Member of the Council of SLAAS –
•  2019
• Member of the Section D of the SLAAS (from 2019-2021)
• Assistant Secretary Allergy and Immunology Society, Sri Lanka

• Dr Mahesha Nadugala
  Completed in 2018, FGS, KDU
• Dr Mohammad Azizur Rahman
  Completed in 2018.  Faculty of Medicine, University of Ruhuna
• Ms Nushka Ubhayawardena ? MPhil candidate, FGS, KDU
  Ongoing project
• Ms Salaru Diyunagala  ? MPhil candidate FGS, KDU
  Ongoing project