Antioxidant properties of different stages of maturity of widely cultivated tomato (Lycopersicon esculentum) varieties in Sri Lanka, Proceedings of the 36th Annual Sessions of the Institute of Biology, 2016, p 25.
H.H. Iflal, W.K.S.M. Abeysekera, R.C. Pitipanaarachchi, M.D.G.S. Perera, S.G. Walliwala, I.G.N. Hewajulige, C.D. Wijayarathna.
Antibacterial activity of endophytic fungi isolated from Salacia reticulate; 2016, 4th International Conference on Ayurveda, Unani, Siddha, and Traditional Medicine (ICAUST); Colombo, Sri Lanka. p125.
V.N. P. Gunaratne, R. H. N. R. Kularathna, C. D. Wijayarathna, E. D. de Silva
Investigation of antibacterial properties of endophytic fungi isolated from Nymphaea nouchali endemic to Sri Lanka and the isolation of Chaetoglobosin C from the endophytic Chaetomium sp. Proceedings of the Young Scientist forum of Sri Lanka (YSF) 4th Annual sessions, 2015, pp 57 – 60.
D.M.R.K. Dissanayake, Pamoda B. Ratnaweera, David E. Williams, E.D. De Silva, C.D. Wijayarathne, R.L.C. Wijesundera, Raymond J. Andersen
Antimicrobial potential of the endophytic fungal extracts of Mangifera zeylanica (Anacardiaceae), an endemic plant of Sri Lanka, against selected pathogenic bacterial species, Proceedings of the Institute of Biology Sri Lanka (IOBSL), 2015, p 58.
H.D.A.A Senevirathna, E.D. de Silva, C.D. Wijayarathne, R.L.C. Wijesundera,
Study of Copper ion bio-remediation activity of the unknown bacterial (P) strain, OUSL Annual Academic Sessions, Open University of Sri Lanka, 2014, pp 337 – 341.
E.K.P Pushpamalie, C.D Wijayarathna, W.S.S. Wijesundara
Mycoleptodiscin B, an antimicrobial alkaloid from Mycoleptodiscus sp. endophytic in Calamus thawaitesii (Arecaceae), Proceedings of the Annual Research Symposium-University of Colombo, 2014, p 224.
D.M.R.K. Dissanayake, Pamoda B. Ratnaweera, David E. Williams, E.D. De Silva, C.D. Wijayarathne, R.L.C. Wijesundera, Raymond J. Andersen
Investigation of the antimicrobial potential of the endophytic fungal extracts of Mangifera zeylanica (Anacardiaceae), an endemic plant of Sri Lanka, Annual sessions of the Institute of Biology, Sri Lanka, 2014. p 58.
Senevirathna, H.D.A.A, De Silva, E.D., Wijayarathna, C.D., Wijesundara, R.L.C.
Investigation of antibacterial properties of endophytic fungi isolated from Nymphaea nouchali endemic to Sri lanka and the isolation of Chaetoglobosin C from the endophytic Chaetomium sp., D.M.R.K. Dissanayake, P.B Ratnaweera, E.D De Silva, D.E Williams, C.D Wijayarathne, R.L.C. Wijesundera, R.J. Andersen, Proceedings of the young scientist’s forum symposium, 2014, 57-60.
Antimicrobial activities of organic extracts of endophytic fungi isolated from Calamus thwaitesii (Arecaceae) endemic to Sri Lanka, Annual sessions of the Institute of Biology Sri Lanka (IOBSL), 2014, p 51.
D.M.R.K. Dissanayake, E.D. de Silva, R.L.C. Wijesundera and C.D. Wijayarathne.
Antimicrobial activities of endophytic fungi isolated from the aquatic plant Nymphaea nouchali (Nymphaeaceae) endemic to Sri Lanka, Proceeding of the Sri Lanka Association of Advancement of Science (SLAAS), 2014, p 32.
D.M.R.K. Dissanayake, E.D. de Silva, R.L.C. Wijesundera, C.D. Wijayarathne
Antibacterial potential of endophytic fungal extracts from Rhododendron arboreum var. zeylanicum an endemic plant of Sri Lanka, Annual Sessions of the Institute of Biology, Colombo, Sri Lanka, 2014, p 34.
Senevirathna, H.D.A.A, De Silva, E.D., Wijayarathna, C.D., Wijesundara, R.L.C.
Antibacterial and antioxidant properties of Oldenlandia umbellata; 2014: 2nd International Conference on Ayurveda, Unani, Siddha, and Traditional Medicine (ICAUST); Colombo, Sri Lanka. p 130.
K. K. Buddika, C. D. Wijayarathna, P. Soysa
Antibacterial activity of Oldenlandia umbellate, Annual Sessions of the Institute of Biology, Colombo, Sri Lanka, 2014, p 44.
Buddika, J. K. K., Wijayarathna, C. D., Soysa, P.
Study of Cu2+ Ion Tolerance Activity of Unknown Bacterial (P) Strain Isolated from Textile Dyeing Effluent, 2013. International Conference on Public Health Innovation, National Institute of Health Sciences, Sri Lanka – 2013, p78.
Pushpamalie, E.K. P., Wijayarathne, C. D., Wijesundara, W.S.S.
Molecular characterization of metal-resistant bacteria isolated from contaminated industrial effluent in Sri Lanka, Proceedings of the Sri Lanka Association of Advancement of Science (SLAAS), 69th annual sessions, 2013, p 175.
Kumari, W.M.N.H., Wijayarathna, C.D., Chandrasekharan, N.V.
Investigation of antimicrobial properties of endophytic fungi isolated from Neoclitsea cassia (Davul kurundu or wild cinnamon). 2013, International conference on herbal Technology, Sri Lanka. p 22
De Silva, E.D., Wijayarathna, C. D., Fernando, T. M. M., Senadeera, S. P. D., De Silva, P. G. S. M., Nicholas, I. H. V.
Evaluation of the antibacterial activity of the endophytic fungal extracts of Osbekia octandra L. (Melastomataceae) and endemic plant of Sri Lanka, Proceedings of the Sri Lanka Association of Advancement of Science (SLAAS), 69th annual sessions, 2013, p 250.
Senevirathna, H.D.A.A, de Silva, E.D., Wijayarathna, C.D., Wijesundara, R.L.C.
Antimicrobial evaluation of endophytic fungi inhabiting Leucas zeylanica L. (Lamiaceae) endemic to Sri Lanka, Proceedings of the Sri Lanka Association of Advancement of Science (SLAAS) 69th Annual sessions, 2013, p 103.
D.M.R.K. Dissanayake, E.D. de Silva, R.L.C. Wijesundera, C.D. Wijayarathne.
Optimization of alkaline comet (in vitro) and preliminary studies to evaluate genotoxicity of Flueggea leucopyrus wild (katupila), Proceeding of the Sri Lanka Association of Advancement of Science (SLAAS), 2012, p 72.
Tirimanna, C.D. Wijayarathna, R. C. Deshani, N. M. D. T. M. Jayathilaka and N.V. Chandrasekeran
Bioactivities of Caryota urens (Kithul) treacle. Proceedings of 3rd Biennial Conference of the South Asian Association of Physiologist (SAAP), 2012, p 69.
Ranasinghe, P., Premakumara G. A. S., Wijayarathna, C. D. and Ratnasooriya W. D.
Investigation of antibacterial active compounds in Vataria copallifera (Hal) seeds, Annual sessions of the Institute of Biology, Sri Lanka, 2011.p 17.
T.A.N. Siriwardena, E.D. de Silva, C. D. Wijayarathna.
Effect of α-tocopherol on stability of different grades of coconut oil, Proceeding of the Sri Lanka Association of Advancement of Science (SLAAS), p 75.
Sovis, W. A. S. M, Yalegama, L.L.W.C, Wijayarathna, C.D.