Prof. B.G.D.N.K. De Silva

prof-bgdnk-de-silvaProf. B.G.D.N.K. De Silva
B.Sc., Ph.D. (USJP)

Senior Professor
nissankakolitha@gmail.com

Research interests: Genetics, Molecular Biology, Medical Entomology, Molecular   Entomology

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Qualifications: 

  1. B.Sc. (Special) Hons (1986), University of Sri Jayewardenepura
  2. Ph.D. (1996), University of Sri Jayewardenepura

Appointments/career Profile:

  • USJP Research Awards for Science Citation indexed journal publication in 2019.
  • NRC President’s Award for Science Citation indexed journal publication in 2018.
  • USJP Research Awards for Science Citation indexed journal publication in 2018.
  • NRC President’s Award for Science Citation indexed journal publication in 2016.
  • USJP Research Awards for Science Citation indexed journal publication in 2017.
  • USJP Research Awards for Science Citation indexed journal publication in 2016.
  • USJP Research Awards for Science Citation indexed journal publication in 2015.
  • Sri Jayewardenepura Research awards – Research publications in 2014
  • National Science Foundation (NSF) Award – SUSRED – Award for supervision of two PhDs in  2016.
  • National Research Council (NRC) two (02) Merit Awards for scientific publication in 2015.
  • National Science Foundation (NSF) Award – SUSRED – Award for supervision of PhD in 2015.
  • National Research Council (NRC) Merit Award for scientific publication in 2012.
  • National Research Council (NRC) Merit Award for scientific publication in 2010.
  • President’s cash award for the publication in an International Journal in 2006.
  • Commonwealth Fellowship Award in 2004.
  • President’s cash award for the publication in an International Journal in 2001.
  • Young Scientist Award from National Science Foundation, Sri Lanka in 1999.
  • Post-Doctoral Fellowship Award from World Health Organization in 1996.
  • The most outstanding research communication award in 1994 from Sri Lanka Association for the Advancement of Science.
  • Director – Center for Biotechnology at University of Sri Jayewardenepura ( 2016 to date)
  • Coordinator – Genetics and Molecular Biology Program at University of Sri Jayewardenepura (2017 to date)
  • Coordinator Biology Program at University of Sri Jayewardenepura (2017 – 2019)
  • Professor in Zoology at University of Sri Jayewardenepura (2009 to date)
  • Head of Department (Department of Zoology) at University of Sri Jayewardenepura (July 2007 – June 2013)
  • Senior Lecturer Gr I at University of Sri Jayewardenepura (May 2004 – 2009)
  • Senior Lecturer Gr II at University of Sri Jayewardenepura (May 1996 – April 2004)
  • Visiting lecturer (B.Sc. special)) at University of Colombo (2015 – to date)
  • Visiting lecturer (B. Sc. Pharmacology) at University of Sri Jayewardenepura (January 2008 – 2015)
  • Visiting lecturer (Fisheries/M.Sc. Students) at University of Sri Jayewardenepura (November 1999 – 2012
  • Visiting lecturer (Forestry M.Sc. Students) at University of Sri Jayewardenepura (April 1990 – August 1990)
  • Visiting lecturer (Displaced Eastern University students) at University of Sri Jayewardenepura (August 1990 – February 1991)
  • Research Officer (Malaria Mosquito control project) at University of Sri Jayewardenepura (April 1988 – December 1992)
  • Lecturer (Probationary) at University of Sri Jayewardenepura (April 1989 – May 1996)
  • Assistant lecturer at University of Sri Jayewardenepura (October 1986 – March 1989)
  • Demonstrator at University of Sri Jayewardenepura (June 1986 – August 1986)

 

Special achievements/ Awards:

  • USJP Research Awards for Science Citation indexed journal publication in 2019.
  • NRC President’s Award for Science Citation indexed journal publication in 2018.
  • USJP Research Awards for Science Citation indexed journal publication in 2018.
  • NRC President’s Award for Science Citation indexed journal publication in 2016.
  • USJP Research Awards for Science Citation indexed journal publication in 2017.
  • USJP Research Awards for Science Citation indexed journal publication in 2016.
  • USJP Research Awards for Science Citation indexed journal publication in 2015.
  • Sri Jayewardenepura Research awards – Research publications in 2014
  • National Science Foundation (NSF) Award – SUSRED – Award for supervision of two PhDs in  2016.
  • National Research Council (NRC) two (02) Merit Awards for scientific publication in 2015.
  • National Science Foundation (NSF) Award – SUSRED – Award for supervision of PhD in 2015.
  • National Research Council (NRC) Merit Award for scientific publication in 2012.
  • National Research Council (NRC) Merit Award for scientific publication in 2010.
  • President’s cash award for the publication in an International Journal in 2006.
  • Commonwealth Fellowship Award in 2004.
  • President’s cash award for the publication in an International Journal in 2001.
  • Young Scientist Award from National Science Foundation, Sri Lanka in 1999.
  • Post-Doctoral Fellowship Award from World Health Organization in 1996.
  • The most outstanding research communication award in 1994 from Sri Lanka Association for the Advancement of Science.

Scholarships / Fellowships:

  • Post-Doctoral Fellowship from World Health Organization in 1996
  • Commonwealth Fellowship award in 2004

Administrative and other positions:

  • Member in the editorial board of Vidyodaya Journal (2021 to date)
  • Member/ Faculty representative, Research Council (2021 to date)
  • Director – Centre for Biotechnology, Faculty of Applied Sciences (2016 to date)
  • Coordinator – Certificate course on Molecular Biology techniques (2018 to date)
  • Editor – Vidyodaya Journal of Science (2015 to 2018)
  • Coordinator – Genetics and Molecular Biology programme in Faculty of Applied Sciences. (2017 to date).
  • Coordinator- Biology programme in Faculty of Applied sciences (2017 to 2019).
  • Audit and Management committee member – University of Sri Jayewardenepura (as a council member) (June 2015 to August 2015).
  • Finance committee member – University of Sri Jayewardenepura (as a council member) (June 2015 to December 2015)
  • Council Member – University of Sri Jayewardenepura (Senate Representative) (August 2014 to January 2017)
  • President – Science Teacher’s Association (2007 -2009)
  • Senate member – Faculty representative 2002-2004.
  • Student Counselor USJ (1999.09.10 – 1999.12.10) and (2000.10.16 – 2001.01.14).
  • Committee member – Committee for popularization of Science– SLAAS (2001/2003).
  • Vice President – Institute of Biology ( 2001/02).
  • President – Science Teacher’s Association (1999/2000).
  • Secretary – Science Teacher’s Association  (1997/98).
  • Treasure – Institute of Biology (1997 – 2000).

 

Research Grants:

  • NSF – Indo -Sri Lanka cooperation – SIDA/98/B T/06

Title of the project:   Use of molecular and cytotaxonomic techniques to study the anculicifacies species complex and its relationships to malaria transmission to Sri Lanka.

  • NSF – SIDA/98/BT/02

Title or the project: Analysis of genetic variations of the An. culicifacies species complex in Sri Lanka.

  • Sri Jayewardenepura University Grant: ASRIP/6/PARI/2002/10

Title of the project: A study- on the releases of Toxorhynchities splendens to control Aedes populations in semi-urban areas in Sri Lank

  • NSF-SIDA/2003/BT/01

Title of the project: Development of microsatellite markers for distinguishing species B and E of Anopheles culicifacies.

  • Sri Jayewardenepura University Grant: ASRIP/06/PARI/2009/18

Title of the project : Screening of Anopheles culicifacies Giles for their sibling species status using DNA based methods.

  • Sri Jayewardenepura University Grant – ASRIP/06/PARI/2010/18

Title of the project : Screening of Anopheles subpictus for their sibling species status using morphological methods/metaphase karyotypes and DNA based methods.

  • National Research Council Grant – 09 / 21

Title of the project :Molecular systematics of Anopheles culicifacies in Sri Lanka

  • Sri Jayewardenepura University Grant – ASP / 06 / RE /SCI /2012 /08 

Title of the project : Development of a population structure map for Aedes mosquitoes for Sri Lanka based on dengue virus serotypes within mosquitoes and identifying a genetic marker for mosquito competency for the particular virus serotypes.

  • National Science Foundation Grant, – RG / 2012 /BT / 03 

Title of the project : Detection of dengue viruses in Aedes mosquitoes and their population genetic structure in Colombo, Sri Lanka

  • World Class University Project, USJP, Grant- WCUP / Ph.D/ 17/ 2012

Title of the project : Genetic structure of Aedes mosquito populations in Sri Lanka.

  • University of Sri Jayewardenepura Grant – ASP/06/RE/SCI/2013/19

Title of the project : Virological surveillance of DENV in Aedes aegypti mosquitoes in dengue high risk areas of Colombo District.

  • University of Sri Jayewardenepura Grant –  ASP/01/RE/SCI/2016/37

Title of the project : Exploring the molecular basis of insecticide resistance to commonly used insecticides and quantitative trait loci mapping of genome regions controlling resistance in the mosquito Aedes aegypti.

  • Sri Jayewardenepura University Grant: ASP/06/RE/SCI/2017/53

Title of the Project: Population genetic analysis of Phlebotomus argentipus and flies in Sri Lanka.

  • National Research Council Grant – 19-028

Title of the project : Identification and characterization of the etiological agents of brugian filariasis in Sri Lanka and their vectors”

 

Research Interests:

  • Development of molecular assays for the identification of Malaria vectors and sand flies.
  • Population genetic structure analysis of malaria vectors, Dengue vectors, and sand flies.
  • Virological surveillance of DENV in Aedes mosquitoes and develop field kit to screen Aedes mosquitoes.
  • Exploring the molecular basis of insecticide resistance to commonly used insecticides and quantitative trait loci mapping.

 

Research projects:

  • NSF – Indo -Sri Lanka cooperation – SIDA/98/B T/06 Title of the project:         Use of molecular and cytotaxonomic techniques to study the an culicifacies species complex and its relationships to malaria transmission to Sri Lanka.
  • NSF – SIDA/98/BT/02 Title or the project: Analysis of genetic variations of the An. culicifacies species complex in Sri Lanka.
  • Sri Jayewardenepura Univetrsity Grant: ASRIP/6/PARI/2002/10 Title of the project: A study- on the releases of Toxorhynchities splendera to control Aedes populations in semi-urban areas in Sri Lanka.
  • NSF-SIDA/2003/BT/01 Title of the project: Development of microsatellite markers for distinguishing species B and E of Anopheles culicifacies
  • Sri Jayewardenepura University Grant: ASRIP/06/PARI/2009/18 Title of the project : Screening of Anopheles culicifacies Giles for their sibling species status using DNA based methods.
  • Sri Jayewardenepura University Grant – ASRIP/06/PARI/2010/18 Title of the project : Screening of Anopheles subpictus for their sibling species status using morphological methods/metaphase karyotypes and DNA based methods.
  • National Research Council Grant – 09 / 21,  Title of the project :Molecular systematics of Anopheles culicifacies in Sri Lanka.
  • Sri Jayewardenepura University Grant – ASP / 06 / RE /SCI /2012 /08 Title of the project : Development of a population structure map for Aedes mosquitoes for Sri Lanka based on dengue virus serotypes within mosquitoes and identifying a genetic marker for mosquito competency for the particular virus serotypes.
  • National Science Foundation Grant, – RG / 2012 /BT / 03, Title of the project : Detection of dengue viruses in Aedes mosquitoes and their population genetic structure in Colombo, Sri Lanka
  • World Class University Project, USJP, Grant- WCUP / Ph.D/ 17/ 2012, Title of the project : Genetic structure of Aedes mosquito populations in    Sri Lanka.
  • University of Sri Jayewardenepura Grant – ASP/06/RE/SCI/2013/19, Title of the project : Virological surveillance of DENV in Aedes aegypti    mosquitoes in dengue high risk areas of Colombo District.
  • University of Sri Jayewardenepura Grant – ASP/01/RE/SCI/2016/37, Title: Exploring the molecular basis of insecticide resistance to commonly used insecticides and quantitative trait loci mapping of genome regions controlling resistance in the mosquito Aedes aegypti.

 

Collaborative  Research Projects:

  • Prevalence of asymptomatic and/or mildly symptomatic dengue cases in a dengue high risk area and its contribution for the disease spread. Principal Investigator- Professor Harendra de Silva, Department of Pediatrics, Faculty of Medicine, University of Colombo.

 

Research publications: 

Peer reviewed papers:

  1. De Silva, D.P.N., Perera, J.L.C.S., Fernando, H.S.D., Ranatunga, R.R.M.K.P. and De Silva, B.G.D.N.K. (2021). Molecular identification of the genus Molicola larvae from swordfish (Xiphias gladius) captured in Sri Lanka by ribosomal subunit gene sequencing. Journal of Aquaculture and Fish Health Vol. 10(1). DOI : 10.20473/jafh.v10i1.20905
  2. Dayananda, P.D., De Silva, H., Fernando, L., and De Silva B.G.D.N.K. (2021). Genetic variation in the domain II, 30 untranslated region of human and mosquito derived dengue virus strains in Sri Lanka. Viruses, 13, 421. https://doi.org/10.3390/v13030421
  3. Jayatunga, D.P.W., Harischandra, I.N., Chandrasekharan N.V. and De Silva, B.G.D.N.K. (2021). Compensatory base changes reveal sexual incompatibility among members of the Anopheles subpictus sensu lato (Diptera: Culicidae) species complex in Sri Lanka.  Life, 11, 211. https://doi.org/10.3390/life11030211
  4. Karunaweera, N. D., Senanayake, S., Ginige, S., Silva, H., Manamperi, N., Samaranayake, N., Dewasurendra, R., Karunanayake, P., Gamage, D., De Silva N., Senarath, U., Zhou, G. (2021). Spatiotemporal distribution of cutaneous leishmaniasis in Sri Lanka and future case burden estimates. PLoS Neglected Tropical Diseases 15(4): e0009346. https://doi.org/10.1371/journal.pntd.0009346
  5. Pethiyagoda, P.D.R.S., Alwis, S.M.D.A.U., De Silva, B.G.D.N.K. (2021). Effect of selected water quality parameters on the prevalence of Poecilia reticulata (Guppy) population in Sri Jayewardenepura canal system. International Journal of Multidisciplinary Studies 8 (2): 41 – 58.
  6. Fernando, H.S.D., Hapugoda M., Perera R., Saavedra- Rodriguez, K., Black IV., W.C., De Silva, B.G.D.N.K. (2020). Gene flow patterns among Aedes aegypti (Diptera: Culicidae) Populations in Sri Lanka. Insects 11, 169; doi:10.3390/insects11030169.
  7. Fernando, H.S.D., Hapugoda M., Perera R., Black IV.W.C., De Silva, B.G.D.N.K. (2020). Mitochondrial metabolic genes provide phylogeographic relationships of global collections of Aedes aegypti (Diptera: Culicidae). PLoS ONE 15 (7): e0235430. https://doi.org/10.1371/journal. Pone.0235430.
  8. Fernando, H.S.D., Saavedra- Rodriguez, K., Perera R., Black IV.W.C., De Silva, B.G.D.N.K. (2020). Resistance to commonly used insecticides and underlying mechanisms of resistance in Aedes aegypti (L.) from Sri Lanka. Parasites and Vectors 13:407 https://doi.org/10.1186/s13071-020-04284-y
  9. Chandrasiri, P.K.G.K., Fernando, H.S.D., De Silva, B.G.D.N.K. (2020). Insecticide resistance and molecular characterization of knockdown resistance (kdr) in Culex quinquefasciatus mosquitoes in Sri Lanka. Journal of Vector Ecology 45 (2): 204-210.
  10. Harischandra. I. N., Dassanayake, R. S., De Silva, B.G.D.N.K. (2020). Mitochondrial-COII sequence polymorphism reflects spatial genetic clustering of Anopheles culicifacies sibling species E in Sri Lanka. Journal of Vector Borne Diseases 57 (2): 139 – 146.
  11. Abeyrathna, W.A.N.U., Fernando, H.S.D., De Silva, B.G.D.N.K. (2019). Insecticide susceptibility of Aedes albopictus from Sri Lanka: First report of the F1534C mutation in the country. Journal of Entomology and Zoology studies, 7(3), 525-530.
  12. Prasadini, M., Dayananda D., Fernando, S., Harischandra I., De Silva, B.G.D.N.K. (2019) Blood Feeding Preference of Female Aedes aegypti Mosquitoes for Human Blood Group Types and Its Impact on Their Fecundity: Implications for Vector Control, American Journal of Entomology; 3(2): 43-48.
  13. Chandrasiri, P.K.G.K., H.S.D. Fernando, H.S.D., De Silva, B.G.D.N.K (2019) Pre-imaginal development of Aedes aegypti in drains containing polluted water in urban cities in Sri Lanka. International Journal of Tropical Insect Science,
  14. Fernando, M.D.M., Adhikari, A., Senathilake, N.H.K.S., de Silva, E.D., Nanayakkara, C.M., Wijesundera, R.L.C., Soysa, P., De Silva, B.G.D.N.K. (2019). In Silico Pharmacological Analysis of a Potent Anti-Hepatoma Compound of Mushroom Origin        and Emerging Role as an Adjuvant Drug Lead. Food and Nutrition Sciences, 2019, 10, 1313-1333.
  15. Pethiyagoda, P.D.R.S., Alwis, S.M.D.A.U De Silva, B.G.D.N.K. (2019). Salinity tolerance  of  wild Poecilia reticulata (guppy) under laboratory conditions, International Journal of multidisciplinary Studies, 6 (2).
  16. Fernando, D., Senathilake, K., Nanaykkara, C., De Silva, E.D., Wijesundera, R. L., Soysa, P., De Silva, N. (2018). An insight in to isolation of natural products derived from macrofungi as antineoplastic agents: A Review, International Journal of Collaborative Research on Internal Medicine & Public Health, Vol. 10 (1): 209-221.
  17. Jayatunga, D.P.W., Harischandra, I.N., Chandrasekharan, N.V., and De Silva, N.K. (2018) Alterations and Interchange of Morphometric Characters in Different Life Cycle Stages with Reference to Genomic Variations of Anopheles subpictus (Diptera; Culicidae) Sibling Species Complex in Sri Lanka, Insects 9, 89; doi:10.3390/insects9030089
  18. Fernando, H.S.D., Hapugoda M., Perera R., Saavedra- Rodriguez, K., Black IV., W.C., De Silva, B.G.D.N.K. (2018) First report of V1016G and S989P knockdown resistant (kdr) mutations in pyrethroid resistant Sri Lankan Aedes aegypti mosquitoes. Parasites and Vectors, 11: 526
  19. Idroos, F.S., De Silva, B.G.D.N.K. and Manage, P.M (2017). Biodegradation of microcystin analogues by Stenotrophomonas maltophilia isolated from Beira Lake Sri Lanka. Journal of the National Science Foundation of Sri Lanka 45 (2) : 91-99.
  20. De Silva, D.P.N., Fernando, H.S.D., Ranatunga, R.R.M.K.P and De Silva, B.G.D.N.K. (2017).  First record of plerocercoid larvae belong to the order Trypanorhyncha (Diesing 1863) isolated from swordfish (Xiphias gladius, Linnaeus 1758) captured off Sri Lanka. Sri Lanka Journal of Aquatic Science 22(1) : 67-70.
  21. Hegoda W.K.D.L., Fernando H.S.D and De Silva B.G.D.N.K. (2017). Detecting of knock down resistance (kdr) F1534C allele in the dengue vector Aedes aegypti in peri-urban areas of Colombo South, Sri Lanka. Journal of Entomology and Zoology Studies. 5(5) : 1926 -1929.
  22. Harischandra. I. N., Dassanayake, R. S., De Silva, B.G.D.N.K., (2016).Three sympatric clusters of the malaria vector Anopheles culicifacies E (Diptera: Culicidae) detected in Sri Lanka. Parasites and Vectors 9 : 3 DOI 10.1186/S 13071-015-1286-3.
  23. Piyathilaka, P. C., Tennekoon, K. H., De Silva B.G.D.N.K., Manage P.M.(2016) Comparative cytotoxicity of selected cyanotoxins on Human Embryonic Kidney (HEK-293) and Human Kidney Adenocarcinoma (ACHN) Cells. Journal of IOSI. 2(1): 45-49.
  24. Shanika, K.H.S., Harischandra, I.N. & De Silva, B.G.D.N.K. (2016) Nucleotide                sequence and secondary structure variations in ITS2-rDNA region of the members    of Anopheles culicifacies (Diptera: Culicidae) species complex.Vidyo. J.of Sci., 20.
  25. Piyathilaka, P.C., Manage, P.M., Tennekoon, K.H., De Silva B.G.D.N.K.,Samarakoon, S. R., Chanthirika, S., (2015). Microcystin LR induced cytotoxicity and apoptosis in human embryonic kidney (HEK 293) and human kidney adenocarcinoma (ACHN) cell lines, Microbiology, 161.
  26. Jayathilake, T.A.H.D.G., Wickramasinghe, M. B., De Silva, B.G.D.N.K., (2015). Ovipostion and vertical dispersal of Aedes mosquitoes in multiple storey buildings in Colombo district, Sri Lanka. Journal of Vector Borne Diseases 52 (3), 245-251.
  27. Priyangika, B.A.S., De Silva B.G.D.N.K., Jayatunga-Katuwaealage, D.P.W., Wickramasinghe, M. B. (2014). The Association of Environmental changes and the replacement of mosquito fauna in the Colombo District, Sri Lanka. Journal of Tropical Forestry and Environment, 4, 59 – 66.
  28. Shalindra Ranasinghe, Rhaiza DC Maingon, Daniel P Bray, Richard D Ward, Chandani Udagedara, Manel Dissanayake, Vathsala Jayasuriya, Nissanka K de Silva.(2012). A morphologically distinct Phlebotomus argentipes population from active cutaneous leishmaniasis foci in central Sri Lanka. Mem. Inst. Oswaldo Cruz.107.
  29. De Silva, B. G. D. N. K., Hapugoda, G. P. G. M. D., Karunanayake, E. H. (2010). A simplified non-radioactive DNA probe technique for the field detection of sibling species A of the Anopheles culicifacies (Diptera : Culicidae) complex. Vidyo. J. of Sci., 15, 63-72.
  30. Gunathilake, K. V. K., De Silva, B. G. D. N. K. (2010). Aedes mosquito survey within the premises of University of Sri Jayewardenepura to determine its population density and seasonal shift in relevance abundance. Vidyo. J. of Sci., 15, 73 – 85.
  31. Hlaing, T., Tun – Lin, W., Somboon, P., Socheat, D., Setha, T., Min, S., Thaung, S., Anyaele, O., De Silva, B., Chang, M.S., Prakash, A., Linton, Y., Walton, C. (2010). Spatial genetic structure of Aedes aegypti mosquitoes in mainland Southeast Asia. Evolutionary Applications. 3 (4),319-339.
  32. De Silva, B. G. D. N. K.,(2009). Anopheles culicifacies complex : Geographical distribution of sibling species and existing methods for their identification. J.of Sci., 14, 1-28.
  33. Bandaranayake, K. H. K., De Silva, B. G. D. N. K., Wickramasinghe M. B., &Dissanayake H. M. R. D. (2009). A study on the breeding patterns of Toxorhynchites splendens and Aedes albopictus in the natural environment. J.of Sci., 14, 35-45.
  34. Wijesinghe, W. M. G. S., Wickramasinghe, M. B., Kusumawathie, P. H. D., Jayasooriya, G. A. J. S. K. and De Silva, B. G. D. N. K. (2009). Studies on the efficacy of Toxorhnchities larvae and three larvivorous fish species for the control of Aedes larval populations in water – storage tanks in the Matale district of Sri Lanka. Dengue Bulletin, 140-147.
  35. Dassanayake R. S., Silva-Gunawardene Y. I. N., De Silva B.G.D.N.K. (2008) ITS-2 secondary structures and phylogeny of Anopheles culicifacies species Bioinformation 2 (10), 456-460.
  36. Surendran S.N., and Ramasamy M.S. De Silva B.G.D.N.K. and Ramasamy R (2006) Insecticide Resistance, Fecundity and Age structure of two members (B and E) of Anopheles culicifacies (Diptera :Culicidae) species complex in Sri Lanka, Medical and Veterinary Entomology 20 153 – 156.
  37. Kanthilatha, W.S.P.Y.N., De Silva, B.G.D.N.K. Evarad, J.M.D.T. Karunanayake, E.H. (2005). A study on the identification of genetic polymorphisms of Aedesaegypti using Random Amplified Polymorphic DNA Polymerase Chain Reaction (RAPD-PCR), J.of Sci., 12 29-34.
  38. Surendran, S.N., Abhayawardena, T.A., De Silva, B.G.D.N.K., Ramasamy R., and Ramasamy, M.S. (2000). Anopheles culicifacies Y-chromosome dimorphism indicates sibling species (B and E) with different malaria potential in Sri Lanka. Medical and Veterinary  Entomology 14 (4) 437 – 440.
  39. De Silva, B.G.D.N.K. Gunasekara, M.B., Abeywickrama, W., Wickramasinghe, M.B., Karunanayake, E.H. (1998) Seasonal trends of Anopheles culicifacies population and its sibling species status at Gomadiyagala  – a village in the North – Western Province of Sri Lanka, J.of Sci., 7, 109 – 120.
  40. De Silva, B.G.D.N.K. Gunasekara, M.B., Abeywickrama, W., Abhayawardena T.A., Karunanayaka, E.H. (1998). Screening of Anopheles culicifaciespopulation of Sri Lanka for sibling species A, Indian Journal of Malariology. 35, 1-7.
  41. Gunasekara, M.B., De Silva, B.G.D.N.K., Abeywickrama, W., Subbarao, S.K., Nandadasa, H.G., Karunanayake, E.H., (1994), Development of DNA probes for the identification of sibling species A of the Anopheles culicifacies complex, Bulletin of Entomological Research, 85, 435 – 453.
  42. De Silva, B.G.D.N.K., Ratnayake, W.E., Gunasekara, M.B., Abeywickrama, W. Karunayake, E.H., Wickramasinghe, M.B. (1993) Colonization and characterization of Anopheles culicifacies Giles, the major malaria vector in Sri Lanka, Mosquito – Borne Diseases Bulletin, 10 : 115 – 120.
  43. Wickramasinghe, M.B., De Silva, B.G.D.N.K., Perera, O.P.,  Ratnayake, W.E. (1991), Preliminary observations on the anopheline mosquitoes of Gomadiyagala – A village in the North – Western Province of Sri Lanka J. Sci., 3 (1), 71-80.
  44. De Silva,B.G.D.N.K. (1989), A genetic study of two sex-linked recessive mutants, marginal cell less (mcl) and cut wing (ct) of Drosophila ananassae, J.Sci 1 (1), 105 –111.

 

Conference proceedings:

  1. De Silva, B.G.D.N.K. (2017). Inventive alternatives to dengue control: An overview of recent research findings. Proceedings of National Conference on Insect vector Biology, p11-12.
  2. Idroos, F.S., Karunanayake, L., De Silva, B.G.D.N.K., Manage, P.M. (2015). Development of a laboratory scale sand filter with Microcystin-LR degrading Bacillus cereus, Proceedings of the 11th International academic conference, 12-16.
  3. De Silva B.G.D.N.K. (2013). Molecular Evolution and Phylogenetics of Vector Mosquitoes, Proceedings of the Second National Workshop on Gene Manipulation in Mosquitoes : Current Trends and Technologies. 16 – 24.
  4. De Silva B.G.D.N.K. (2011). Population genetics of vector mosquitoes, Proceedings of the First National Workshop on Gene Manipulation in Mosquitoes : Current Trends and Technologies. 8 – 14.
  5. Weerasuriya G.D.N.G., Munasinghe, M.C.P.S. Samanthi, M.A.D., Wickramasinghe, M.B., De Silva B.G.D.N.K., (2005). Use of Toxorhynchites splendens mated females to control Aedes albopictus. Proceedings of the National Symposium on mosquito control, 38-44.
  6. De Silva, B.G.D.N.K., Wickramasinghe, M.B., Karunanayake, E. H. (2005). Anopheline species complex and malaria control. Proceedings of the National Symposium on mosquito control, 93-99.

 

Abstracts: 

  1. Five progress reports (September 1998, December 1990, October 1991, December 1992) have been sent to the International atomic energy Agency, Vienna, Austria.
  2. Upamali, B.D.N., Fernando, M.D.M., Soysa, P. and De Silva, B.G.D.N.K. (2019). Antioxidant potential of Sri Lankan native plant Adenanthera pavonina. 27th FAOBMB and 44th MSBMB conference IUBMB Special Symposia 2019. Malaysia, p237.
  3. Siraj, M.F.R., Senanayake, S.A.S.C., De Silva, B.G.D.N.K., Karunaweera, N.D. (2019). Effect of colours of Light-Emitting Diodes(LED) in trapping of Phlebotomine sand flies in Sri Lanka: A preliminary study. Annual Research Symposium 2019, University of Colombo p 182.
  4. Dayananda, P. D., De Silva D.G.H., Siva Randula, D., Ranawaka, R., Fernando, L., De Silva B.G.D.N.K. (2019). A symptomatic dengue infection in household contacts of dengue patients and the relationship to immune status of patients and mosquito ‘infectiousness’. 22nd Annual Scientific Congress 2019, Sri Lanka College of Pediatricians, Cinnamon Grand, 29th – 31st August, p61.
  5. Hegoda, W.K.D.L., Fernando, H.S.D., De Silva, B.G.D.N.K. (2019). Insecticide susceptibility status in Aedes albopictus, in selected areas in Colombo District Proceedings of International Forestry and Environment Symposium.
  6. Pethiyagoda, P.D.R.S., De Alwis, S.M.D.A.U. and De Silva, B.G.D.N.K. (2018). Salinity tolerance of wild Poecilia reticulata (Guppy) under laboratory conditions.
  7. Pethiyagoda, P.D.R.S., De Alwis, S.M.D.A.U. and De Silva, B.G.D.N.K. (2018). Study of the ecological factors that affect distribution and abundance of Poecilia reticulata  (Guppy) population in Sri Jayewardenepura canal system.
  8. Mendis, B. A. N., Dayananda, P. D., and De Silva, B. G. D. N. K. (2018). Mapping of Dengue High Risk Areas in Gangodawila PHI Area in the District of Colombo. 23rd Internationals Forestry and Environment Symposium, Citrus, Waskaduwa, 23rd-24th November, p. 132. (Poster).
  9. Chandrasiri, P.K.G.K., Fernando, H.S.D., Dayananda, P.D., Harischandra, I.N., Mendis, B.A.N. and De Silva, B.G.D.N.K. (2018). Resistance of Culex quinquefasciatus (Diptera: Culicidae) to widely using insecticide groups of Sri Lanka. 24th Annual Scientific Session of the Sri Lanka Association for the Advancement of Science (SLAAS), University of Colombo, 2nd-7th December, pp.134 (Poster).
  10. Mendis, B.A.N., Fernando, H.S.D.,  Dayananda, P.D.,  Harischandra, I.N.,  Chandrasiri, P.K.G.K. and De Silva, B.G.D.N.K. (2018). Evaluation of Organophosphate and Pyrethroid insecticides against Aedes aegypti in Gangodawila Public Health Inspectors (PHI) area. 24th Annual Scientific Session of the Sri Lanka Association for the Advancement of Science (SLAAS), University of Colombo, 2nd-7th December, p.57.
  11. Chandrasiri, P. K. G. K., Fernando, H. S. D., and De Silva, B. G. D. N. K. (2018). Risk of Aedes aegypti (Linnaeus) Development of Breeding in Polluted Drainage Systems of Urban Cities of Sri Lanka.  23rd Internationals Forestry and Environment Symposium, Citrus, Waskaduwa, 23rd-24th November, pp. 17.
  12. Harischandra, I.N., Dassanayake R.S. & De Silva, B.G.D.N.K (2017). Barrier to gene flow of Anopheles culicifacies sibling E for two spatially distributed clusters detected in Sri Lanka.  Conference: Molecular and population biology of mosquitoes and other disease vectors – Current, resurgent and emerging diseases.  (Poster).
  13. Fernando, H.S.D., Hapugoda, M., Perera, R., Saavedra-Rodriguez, K., Black IV, W.C. and De Silva, B.G.D.N.K. (2017). Detection of knockdown resistance (kdr) mutations in Sri Lankan Aedes aegypti populations. Proceedings of 4th International conference on Multidisciplinary approaches, p. 155.
  14. Pethiyagoda, P.D.R.S., De Silva, B.G.D.N.K. and De Alwis, A. (2017). Food habits of Poecilia reticulata (Guppy) in natural water bodies of Sri Jayewardenepura canal system. Proceedings of 4th International conference on Multidisciplinary approaches, p. 169.
  15. Rathnayake, L.M.S.M., Udagama, P.V., De Silva, B.G.D.N.K., Gunathilake, K.V.K. (2017). Temporal changes mediated by Sri Lankan sponge Haliclona (Soestella) sp crude extract in in
  16. Dilrukshi J.A.T. and De Silva B.G.D.N.K. (2016). Prevalence of Phlebotomus argentipes (Diptera : Psychodidae) in Gampha District, Sri Lanka. (Poster P-10).
  17. Madushika, K.K.W.T., Dayananda,P.D., Fernando, H.S.D., Fernando, A .L., De Silva H., Nanayakkara, L., and De Silva B.G.D.N.K. (2016). High salinity tolerance of Aedes to breed in brackish waters around Negombo Estuary. p.115.
  18. Microcystin contamination and potential of microcystin production in major drinking water bodies of Sri Lanka. Proceedings of 21st International Forestry and Environment symposium. P.102
  19. Piyathilaka, M.A.P.C., Manage, P.M., Tennekoon, K.H., De Silva, B.G.D.N.K. (2016).  Comparative cytotoxicity of selected cyanotoxins on Human Embryonic Kidney (HEK-293) and Human Kidney Adenocarcinoma (ACHN) Cells. WONCA SAR conference of Family Doctors.
  20. Idroos, F.S., Manage, P.M and B.G.D.N.K. De Silva. (2015) Role of Stenotrophomonas   maltophilia in the degradation of antibiotics and hydrocarbons, Proceedings of 2nd International conference on Multidisciplinary approaches, p. 232.
  21. Idroos, F.S., Manage, P.M and B.G.D.N.K. De Silva. (2015). Optimization of Microcystin-LR degradation rates of isolated fresh water bacterial strains, Proceedings of 4th International symposium on water quality and human health, PGIS University of Peradeniya, p 36.
  22. Piyathilaka, M.A.P.C., Manage, P.M., Tennekoon, K.H., De Silva, B.G.D.N.K.  (2015). PCR screening of some selected drinking water bodied in Sri Lanka for the potential of production of cyanotoxin, Microcystin. 2nd International Conference on Multidisciplinary Approaches. University of Sri Jayewardenepura.
  23. IdroosF.S., Karunanayake L., De Silva, B.G.D.N.K., Manage, P.M. (2015) Development of a laboratory scale sand filter with Microcystin-LR degrading Bacillus cereus, Proceedings of the 11th International academic conference, pp- 12-16.
  24. Shanika, K.V.H., Harischandra, I.N., Jayathunga, D.P.W., Fernando, H.S.D., De Silva, B.G.D.N.K. (2015). Analysis of helices of the ITS2 secondary structures of Anopheles culicifacies sibling species complex. Proceedings of the Sri Lanka Association for Advancement of Science.
  25. Harischandra, I.N., Dassanayake, R.S., De Silva, B.G.D.N.K. (2015). Sympatric gene clusters in microsatellite marker depicted population genetic structure of Anopheles culicifacies s.l. (Diptera : Culicidae) sibling species E in Sri Lanka. Proceedings of the Sri Lanka Association for Advancement of Science.
  26. Jayatunga-Katuwawalage, D.P.W., Chandrasekharan, N. V., De Silva, B.G.D.N.K., (2015).Use of white gene sequences to further diversify the Anopheles subpictus (Diptera: Culicidae) species complex in Sri Lanka. Proceedings of the Sri Lanka Association for Advancement of Science.
  27. Jayatunga-Katuwawalage, D.P.W., Chandrasekharan, N. V., De Silva, B.G.D.N.K. (2015). Use of Cytochrome b Oxidase as molecular evidence in delineation of Anopheles subpictus (Diptera :Culicidae) species complex in Sri Lanka. Proceedings of the Sri Lanka Association for Advancement of Science.
  28. Piyathilaka, M.A.P.C., Pathmalal, M.M., Tennekoon, K.H., De Silva, B.G.D.N.K. (2015).Comparative cytotoxicity of selected cyanotoxins on Human Embryonic Kidney (HEK-2930 and Human Kidney Adenocarcinoma (ACHN) cells. 20th North American ISSX meeting, Orlando, Florida, USA. Awaiting Acceptance.
  29. Piyathilaka, M.A.P.C., Pathmalal, M.M., Tennekoon, K.H., De Silva, B.G.D.N.K. (2015). PCR screening of some selected drinking water bodies in Sri Lanka for the potential of production of cyanotoxin, Microcystin. Second International Conference on Multydisciplinary Approaches, FGS, University of Sri Jayewardenepura.
  30. Piyathilaka, M.A.P.C., Pathmalal, M.M., Tennekoon, K.H., De Silva, B.G.D.N.K. (2015). Molecular screening of some selected water bodies in Sri Lanka for Microcsystin producing genotypes.Proceedings of the Seventh Annual Scientific Sessions at the Institute of Biochemistry, Molecular Biology and Biotechnology, University of Colombo. 24.
  31. Ruwanika, K. P. D., De Silva, B.G.D.N.K., and Wickremesinghe M. B. (2014). Morphological identification of sand fly (Diptera : Psychodidae) species in selected endemic and non – endemic areas for leishmaniasis in Sri Lanka. Proceedings of the Sri Lanka Association for Advancement of Science, 120 (Poster).
  32. Fernando, H. S. D., Hapugoda, M.D., De Silva, B.G.D.N.K. (2014). A preliminary study on genetic estimates of population structure of Aedesaegypti populations in three districts, Sri Lanka. Proceedings of the Sri Lanka Association for Advancement of Science.44.
  33. Idroos, S., Manage, M. M., De Silva, B.G.D.N.K., (2014). Bacteria as a remediation tool for health hazardous peptides, Proceedings of the Second annual South Asia Biosafety Conference, 41.
  34. Piyathilaka, P.C., Manage, P.M., Tennekoon, K.H., De Silva, B.G.D.N.K., Samarakoon, S. R., Chanthirika, S., (2014). Cytotoxicity and Apoptotic effects of microcystin – LR on human embryonic kidney and human kidney adenocarcinoma (ACHN) cell lines, Proceedings of the 19th North American ISSX and 29th JSSX meeting, 196.
  35. Piyathilaka, P.C., Manage, P.M., Tennekoon, K.H., Samarakoon, S. R., Chanthirika, S., De Silva, B.G.D.N.K., (2014). Comparative study of the cytotoxic effects of microcistin – LR and crude cyanotoxin extract from Beria lake cyanobacteria on human embryonic kidney (HEK 293) cell line, Proceedings of the Second International Conference on Frontiers in Molecular life Sciences, 57.
  36. Piyathilaka, P.C., Manage, P.M., Tennekoon, K.H., De Silva, B.G.D.N.K., Hettiarachchi, I.U. (2014). Cytotoxic effects of cyanobactrial extract containing Microcystin – LR on human embryonic kidney (HEK 293) and human kidney adenocarcinoma (ACHN) cell lines, Proceedings of the First International Conference on Multidisciplinary Approaches, 144.
  37. Harischandra, I. N., Dassanayake, R., De Silva, B.G.D.N.K. (2014), Anopheles culicifacies Giles s.l. sibling species E in Sri Lanka varies intra-specifically in amino acid sequence of the cytochrome oxidase II gene of mitochondrial DNA, 6th ASEAN Congress of Tropical Medicine and Parasitoloty (ACTMP).
  38. Hewadikaram E.H.M.M., Kumarasiri,P.J, D.P.W.Jayatunga, I.N., Harischandra, De Silva B.G.D.N.K (2012) Analysis of the phylogenetic relationship of Anopheles species, subgenus Cellia (Diptera: Culicidae) in Sri Lanka by using ITS2-rDNA cistron. 32nd proceedings of the Institute of biology (IOB).
  39. Hewadikaram E.H.M.M., Kumarasiri P.J., Jayatunga D.P.W., Harischandra I.N., De Silva B.G.D.N.K. (2012) Phylogenetic analysis of ITS2-rDNA cistron in some Anopheles species, subgenus Cellia and Anopheles ( Diptera: Culicidae) in Sri Lanka. Proceedings of the Sri Lanka Association for Advancement of Science.
  40. Fernando, M.A.S.T., Gunathilaka, P. A. D. H. N., Hapugoda, M. D., De Silva, B. G. D. N. K., Wijerathne, P. (2011). Study on house dwelling Anopheline species in Batticaloa District, Sri Lanka. Proceedings of the 12th Annual Research Symposium, University of Kelaniya, 43.
  41. Fernando, M.A.S.T, Gunathilaka, P. A. D. H. N., Hapugoda, M. D., De Silva, B. G. D. N. K., Wijerathne, P. (2011). Study on house dwelling Anopheline species in Ampara District, Sri Lanka. Proceedings of the 30th Anniversary Academic Sessions, Postgraduate Institute of Medicine. 22.
  42. Harischandra I. N., Dassanayake R.S. De Silva, B. G. D. N. K. (2010). Identification of sibling species of Anopheles culicifaciess.l. present in Sri Lanka using multiplex BCE – PCR in the CO II region of the mitochondrial DNA. Proceedings of the Sri   Lanka Association for the Advancement of science, section D.
  43. Priyangika, B.A.S. De Silva, B.G.D.N.K.,Wickramasinghe, M. B. (2010). Distribution and breeding habitats of mosquito fauna in some selected urban and semi – urban areas in the Colombo District, Sri Lanka. Proceedings of the International Forestry and Environment Symposium of the Department of Forestry and Environmental Science, University of Sri Jayewadenepura.
  44. De Silva, B. G. D. N. K. (2009). Molecular Identification of Insect vectors: some experiences from Sri Lanka, Proceedings of the International Conference on Frontiers in Molecular Science, 16th- 18th September 2009, Sri Lanka, 22.
  45. Bandaranayake, K. H. K., De Silva, B. G. D. N. K., Wickramasinghe M. B., &Dissanayake H. M. R. D. (2007). Evaluation of the impact of Toxorhnchites splendens against Aedes albopictus in the environment. Proceedings of the Institute of Biology.
  46. De Silva, B.G.D.N.K., Munasinghe, M.P.C.S., Weerasuriya, G. D. N.  G., Ariyawansha, W.G.S, Wickramasingha, M.B., Karunanayake, E.H. (2005). Sibling species status of Anopheles culicifacies and Anopheles subpictus and their distribution in Sri Lanka. Proceedings of the EMBO workshop on “Molecular and Population Biology of mosquitoes and other Disease Vectors”
  47. Munasinghe, M. P. C. S., De Silva, B.G.D.N.K., Karunanayake, E. H., (2004). A preliminary study on the analysis of genetic variations between sibling species B and E of Anopheles culicifacies using RAPD markers. Proceedings of the Sri   Lanka Association for the Advancement of science, section D.
  48. Weerasuriya G. D. N. G., De Silva, B.G.D.N.K., Karunanayake E.H., (2004). A preliminary study on the internal transcribed spacer 2 (ITS2) of ribosomal DNA (rDNA) of Anopheles subpictus sibling species complex in Sri Lanka.  Proceedings of the Sri Lanka Association for the Advancement of science, section D.
  49. Kanthilatha, W.S.P.Y.N., De Silva, B.G.D.N.K. (2005). Dispersal of major vectors of Dengue in Sri Lanka. Proceedings of the Fifth Research session of the Faculty of Graduate Studies, University of Sri Jayewadenepura, 27.
  50. Dassanayake R. S, De Silva, B.G.D.N.K, Abeywickrama, W., Karunanayake, E.H (2003). Molecular phylogeny of internal transcribed spacer (ITS2) region of rDNA cistron depicts two evolutionary lineages in Anopheles culicifacies sibling species.  Proceedings of the Sri Lanka Association for the Advancement of science, section D
  51. Surendran S.N, De Silva, B.G.D.N.K, and Ramasamy R. (2002). Differential Bio – ecology of Anopheles sibling species: A Relevance to Malaria control in Sri Lanka (Abstract) Proceedings of the annual sessions of the Department of Forestry and Environmental science.
  52. Kanthilatha, W.S.P.Y.N., De Silva, B.G.D.N.K. Karunanayake, E.H, Evarad, J.M.D.T. (2002). A preliminary study on the identification of genetic polymorphisms of Aedes aegypti using Random Amplified Polymorphic DNA (RAPD) Proceedings of the Sri Lanka Association for the Advancement of science, section D.
  53. Dissanayake, H.M.R.D., De Silva, B.G.D.N.K and Wickramasinghe M.B. (2002). A preliminary study on the releases of Toxorhynchites splendens to control Aedes population in the semi – urban area of Gangodawila, Nugegoda. Proceedings of the Sri Lanka Association for the Advancement of science, section D.
  54. Surendran S.N, De Silva B.G.D.N.K, Ramasamy M.S. and Ramasamy R. (2002). comparative fecundity and age composition of two sibling species of Anopheles culicifecies (Diptera : Culicidae) complex in Sri Lanka. Proceedings of the Sri Lanka Association for the Advancement of science, section D.
  55. Surendran S.N, De Silva B.G.D.N.K, Ramasamy M.S. and Ramasamy R. (2002). Differential susceptibility to malathion by two members (B and E) of the Anopheles culicifacies (Diptera :Culicidae) species complex in Sri Lanka (Abstract) Proceedings of the Sri Lanka association for the Advancement of science section D.
  56. Surendran, S. N., De Silva, B.G.D.N.K, Ramasamy M.S. and Ramasamy R. (2002). Limnological characterization of larval breeding sites of selling species (B and E) in the Anopheles culicifacies (Diptera : Culicidae ) species complex in Sri Lanka. Proceedings of the Institute of Biology.
  57. Surendran, S.N., Abhayawardena, T.A., De Silva, B.G.D.N.K., Ramasamy R., and Ramasamy. M.S. (2000). Structural variations in Y chromosome compatible with the presence of species B and E of the Anopheles culicifacies complex (Diptera : Culicidae) in Sri Lanka, Proceedings of the Sri Lanka Association for the Advancement of Science, section D, 146.
  58. Hapugoda, G.P.G.M.D., De Silva, B.G.D.N.K., Gunasekera, M.B., and Abhyawardena T.A. (1999). The squash blot technique a reliable technique to identify immature stages of Anopheles culicifacies, Proceedings of the Sri Lanka Association for the Advancement of Science, section A,
  59. De Silva, B.G.D.N.K., Gunasekara, M.B., Abeywickrama, W., Nandadasa, H.G., Karunanayake, E.H (1996). A simplified technique for the identification of the immature stages of An. culicifacies, the major malaria vector in Sri Lanka, (Abstract), Proceedings of the 3rd International Medical congress, 276 – 278.
  60. De Silva, B.G.D.N.K. Gunasekara, M.B., Abeywickrama, W., Nandadasa, H.G., Karunanayake, E.H., (1996). A simplified non – radioactive DNA probe technique for the field detection of sibling species A of the Anopheles culicifacies complex (Abstract), Proceedings of the Global Meet on Parasitic Diseases, India 80p.
  61. Mudalige, M.P., De Silva, B.G.D.N.K., Wickramasinghe, M.B. (1995). Some observations on fish fauna of anopheline breeding habitats at Gomadiyagala, a village in the North – Western Province, (Abstract), Proceedings of the Sri Lanka Association for the Advancement of Science, 51, Section D, 264 – 268.
  62. De Silva, B.G.D.N.K., Gunasekara, M.B., Abeywickrama, W., Nandadasa, H.G., Karunanayake, E.H. (1994). Organization of a cloned repetitive DNA sequence in the genomes of mosquitoes (Diptera : Culicidae) (Abstract). Proceedings of Sri Lanka Association for the Advancement of Science, 50, Section D, 134.
  63. De Silva, B.G.D.N.K. Wickramasinghe, M.B., Abeywickrama, W., Karunaratne M.M.S.C. (1993). Seasonal trends in malaria vector population at Gomadiyagala – a village in the North – Western Province of Sri Lanka, (Abstract). Proceedings of the Sri Lanka Association for the Advancement of Science, 49, Section D, 174.
  64. Gunasekara, M.B., De Silva, B.G.D.N.K., Abeywickrama, W., Karunanayake, E.H., (1993). Characterization of DNA probes that detect sibling species A from B and C of Anopheles culicifacies complex (Abstract). Proceedings of the Sri Lanka Association for the Advancement of Science, 49, Section A, 35.
  65. De Silva, B.G.D.N.K., Gunasekara, M.B., Abeywickrama, W., Karunanayake, E.H., (1993). Field analysis of Anopheles culicifacies  Giles species complex for the presence of sibling species A (Abstract), Proceedings of the Sri Lanka Association for the Advancement of Science, 49, Section A, 24.
  66. De Silva, B.G.D.N.K., Ratnayake, W.E., Wickramasinghe, M.B. (1992). Laboratory rearing of Anopheles culicifacies. The major vector of malaria in Sri Lanka and some potential malaria vector with observations on their life cycles, (Abstract). Proceedings of the Sri Lanka Association for the Advancement of science, 48, Section D, 79.
  67. Wickramasinghe, M.B., De Silva, B.G.D.N.K., Perera, O.P., Ratnayake, W.E. (1991). Preliminary observations on the anopheline mosquitoes of Gomadiyagala – A village in the North – Western Province of Sri Lanka Proceedings of the Sri Lanka association for the Advancement of Science, 47 Section D, 21.
  68. De Silva, B.G.D.N.K. (1988). A genetic study of two sex-linked recessive mutants, marginal cell less (mcl) and cut wing (ct) of Drosophila ananassae, Proceedings of the Sri Lanka association for the Advancement of Science, 44 Section D, 19.

 

Postgraduate supervision:

Ph.D – Principal supervisor

  • Ms. W. K Delika L. Hegoda (3nd year). Title of the project: Determination of resistance status on selected insecticides and analysis of gene flow pattern of dengue vectors in Colombo district, Sri Lanka. – Continuing.
  • Ms. Methsala Wedage  (3rd year). Title of the project : Development of microsatellite primers for Phlebotomus argentipus, sand fly species in Sri Lanka – Continuing
  • Ms. P. D. Dayananda (awarded in 2020). Title of the project: Virological surveillance of DENV in Aedes aegypti mosquitoes in dengue high risk areas of Colombo district.
  • Ms. H.S. D. Fernando (awarded in 2017). Title of the project: Genetic structure of Aedes mosquito populations in Sri Lanka.
  • Ms. Iresha Nilmini Harischandra (awarded in 2015). Title of the thesis: Screening of Anopheles culicifacies Giles, for their sibling species status using DNA based methods

Ph.D. Co-Supervisor:

  • Ms. R.A.M.S. Rathnayake (3nd year). Title of the project: Molecular characterization, isolation and chemical characterization of Haliclona soestella, a novel marine sponge species from Sri Lanka – Continuing.
  • Ms. Sachini Nimalrathna (1st Year). Identification and characterization of the etiological agents of brugian filariasis in   Sri Lanka and their vectors – Continuing
  • Ms. G.Y. Liyanage (awarded in 2019). Title of the project: “Screening of selected antibiotics contaminations and characterization of antibiotic resistant bacteria in water and sediments”.
  • Ms. M.A.P.C. Piyathilaka (awarded in 2015). Title of the thesis: Molecular Identification of Toxigenic Cyanobacteria and Effects of Cyanotoxins on Human Renal Cell Lines.
  • Ms. F.S. Idroos (awarded in 2015). Title of the thesis: Molecular detection of toxigenic cyanobacteria, quantification of microcystin and exploiting microbial diversity to remove microcystin for water treatment solutions.
  • Dr. P. H. K. Imalka Shalindra Ranasinghe (awarded in 2014). Title of the thesis: Molecular detection and seroprevelance of Leishmania donovani and risk factor analysis in selected areas in Sri Lanka.
  • Mr. Sinnathamby Noble Surendran (awarded in 2005). Title or the thesis:The Anopheles culicifacies species complex in relation to malaria transmission of Sri Lanka.

M.Phil:

Principal Supervisor:

  • Ms. W. G. Shirormi Ariyawansha (awarded in 2005). Title or the thesis: Analysis of the genetic variations of the Anopheles culicifacies and An. subpictus complexes in Sri Lanka using DNA based techniques.
  • Ms.D.P.W. Jayathunga (awarded 2015). Title of the project: Morphological characterization and analysis of molecular mediated genetic variations in Anopheles subpictuss.l. (Diptera : Culicidae) in Sri Lanka.

 

Co-Supervisor:

  • Ms. Nipunika Upamali (2nd Year). Title of the project: A study on anticancer activity and apoptotic gene expression of a selected Sri Lankan herbal decoction – Continuing
  • Mr. P.D.R.S. Pethiyagoda (awarded 2020). Title of the project: “Effect of Gambusia affinis (Mosquito fish) and Poecilia reticulate (Guppy) as biological control agents in controlling mosquitoes in the Sri Jayewardenepura canal system and their ecological risk assessment and genetic assessment.”
  • Ms. I.U. Hettiarchchi (awarded 2107). Title of the project: Molecular detection of toxin producing cyanobacteria in some selected drinking, irrigation and recreational water bodies in north central province in Sri Lanka.
  • Mr.M.A.S.T. Fernando (awarded 2015). Title of the project: Assessment of risk factors for the transmission of malaria in Ampara and Batticaloa districts in Sri Lanka.

 

M.Sc:

  • Ms. C. M. S. Pathirana. Title of the thesis:  Cytogenetic analysis of chromosome in families of Fish.

 

National Contributions: 

  • Jury member representing Sri Lanka for International Biology Olympiad- 2015 to 2017 and 2020 to date.
  • Member, Committee for preparing Benchmark statements in Zoology 2020 to 2021.
  • Member, A/L biology syllabus revision committee of National institute of Education (NIE) – January 2016 to date.
  • Member, Integrated vector management technical committee of Ministry of Health and Indigenous Medicine – May 2016 to date.
  • Chairman, Biodiversity and Environment Committee of NSF – (January 2014 to January 2015)
  • Member, Sub Committee of NSF for the Federation of Asia Biotechnology Association (FABA) (January 2014 to January 2015)
  • Board member – National Science Foundation (July 2013 to January 2015)
  • A member of the evaluating panel of the external evaluation on malaria elimination program for Tropical and Environmental Diseases and Health Associates (Private) Limited TEDHA (from 23rd to 26 May 2011).
  • President – Section D – Sri Lanka Association for the Advancement of Science (2009).
  • Board member – NIFNI academic board (2007 to 2012)
  • A member of the evaluating panel of the external evaluation on a comprehensive in-depth analysis of the Anti-Malaria Campaign in Sri Lanka from 2001 to 2011. (from 02 February to 30 March 2012)

 

Books and Articles:

  • De Silva B.G.D.N.K. & Tilakaratna W.T. (2019). Praveniya (Genetics). A text book written in Sinhala for unit 06 of the G.C.E. (AL) syllabus and fundamental genetic courses of undergraduates.
  • De Silva B.G.D.N.K. (2017). Entomological Aspects in Dengue. “Vidurava” Magazine published by National Science Foundation. 2017 (In Sinhala & English).
  • De Silva B.G.D.N.K. (2016). Genetics and Biotechnology for human survival in Vidurava Magazine published by National Science Foundation p 26-31. (In Sinhala and English)
  • De Silva B.G.D.N.K. & Tilakaratna W.T. (2011). Praveniya (Genetics). A text book written in Sinhala for unit 11 of the G.C.E. (AL) syllabus and fundamental genetic courses of undergraduates.
  • De Silva B.G.D.N.K  (2010). Mosquito Vector Control : Past, Present and the Future. Proceedings of the 66th Annual Sessions Sri Lanka Association for the Advancement of Science Part II, 29-39.
  • De Silva B.G.D.N.K. (2009). Climate change and mosquito borne diseases. Proceeding of the workshop on “Role of community adaptation to the climate change crisis” organized by Postgraduate Institute of Agriculture, University of Peradeniya and Swedish Cooperative center.
  • De Silva B.G.D.N.K. & Tilakaratna W.T. (2021). Anuka Jeeva Vidyawa saha Prathi sanyojitha DNA thakshanaya (Molecular Biology and Recombinant DNA technology). A text book written in Sinhala for unit 07 of the G.C.E. (AL) syllabus and fundamental molecular Biology courses of undergraduates.
  • De Silva B.G.D.N.K. &Tilakaratna W.T. (2002) Anuka Pravani Vidyawa. A text book on Molecular Genetics in Sinhala for G.C.E. (AL) and undergraduates.
  • Silva B.G.D.N.K. &Tilakarathna W.T (2000) Pravani Vidya Praveshaya A text book on Genetics in Sinhala for G.C.E. (AL) and undergraduates.
  • De Silva, B.G.D.N.K., and Gunasekara, M.B. (1995), DNA probes for the field identification of genetically different populations of the malaria vector, Anopheles culicifacies, Resonance.

 

Membership and positions held in Professional Societies:

  • Life member of Sri Lanka Association for the Advancement of Science.
  • Fellow of Institute of Biology
  • Member of Commonwealth Alumni Assocoation