Rankotgedera A, Atukorala I, Munidasa D, Wijayaratne L and Udagama P (2018). Potential
diagnostic serum immunological marker panel in primary and secondary osteoarthritis in sri
lankan patients. Annual European Congress of Rhumatology (EULAR), Annals of the
Rhumatic Diseases, 77 (Supplement 2) 1774-1775.

Wathupola A, Liyanage C, Perera K and Udagama P (2018). A comparative study on human
papillomavirus associated oral and oropharyngeal cancer using different types of biological
specimens in Sri Lanka. 32 nd  International Papillomavirus Conference, 2018, Sydney,
Australia. Pp 194. Poster no: IPVC8-0100.

Rathnayake L M S M, Udagama P V, De Silva B G D N K and Gunathilake K V K (2017). Temporal
changes mediated by Sri Lankan sponge Haliclona (Soestella) sp. crude extract in in vitro
phagocytic activity of Wistar rat peritoneal macrophages. 22 nd International Forestry and
Environment Symposium – 2017, Sri Lanka. November 11 th – November 12 th , 2017. Pp 61.

Gunathilake V K, Bertolino M, Bavestrello G, Ratnasooriya W D, de Silva D and Udagama P V
(2017). Taxanomic identification, Immuno pharmacological and Toxicological study of
Haliclona (Soes tella) sp: A novel marine sponge species from Sri Lanka. 17 th world sponge
conference Ireland.

Rathnayake R M D M, Chang T and Udagama P V (2017).Serum levels of selected inflammatory
cytokines and nitric oxide in the progression of Parkinson disease among Sri Lankans. 23 rd
World Congress on Neurology, Japan- September, 2017 (To be announced)

Rathnayake D, Chang T and Udagama P (2017). Serum levels of selected inflammatory cytokines
and nitric oxide in the progression of Parkinson disease among Sri Lankans. World Congress
on Neurology, Japan. September 17 th – 21 st . Journal of the Neurological Sciences 381 (2017)
188 – 373.

Wathupola A I, Perera K A, Udagama P V (2017). Serological and molecular detection of HPV
infections of a cohort of oraland oropharyngeal cancer patients in Sri Lanka. Asia-Oceania
research organization in Genital Infection andNeoplasia (AOGIN 2017), Tokyo meeting,
Japan – October 2017 (To be announced)

Wathupola A I, Perera K A and Udagama P V (2017). Serological and molecular detection of HPV
infections of a cohort of oral and oropharyngeal cancer patients in Sri Lanka. Asia-oceania
research organization in genital infection and Neoplasia (AOGIN) – 2017, Japan, 18 –19
October. Pp 93. (Won award for best presentation)

Udalamaththa V, Samaratunga U, Soysa P,Wijeratne S and Udagama P (2017). Selected herbal
extracts as potential stimulants for human mesenchymal stem cell proliferation. 2 nd
InternationalConference on Stem Cells, Greece – September, 2017. (To be announced)

Udalamaththa V, Samaratunga U, Soysa P, Wijeratne S and Udagama P (2017). Selected herbal
extracts as potential stimulants for human mesenchymal stem cell proliferation. 2 nd
nternational conference on stem cells – 2017, Greece, September 27 th – 2 nd October. Pp 77.
(Won merit award )

Udalamaththa V L, Samaratunga U, Soysa P, Wijeratne S and Udagama P V. Effect of Leaf extracts
of Carica papaya andFicusbenghalensis on chondrogenic differentiation of human
mesenchymal stem cells. International conference on Ayurveda, Unani, Siddha and
Traditional medicine – 2017, Sri Lanka. October 27 th – October 29 th , 2017. Pp 12.

Ratnayake P, Udalamaththa V, Samaratunge U, Seneviratne J and Udagama P. Effect of a herbal
distillate as a natural stimulant of melanogenesis evaluated in human hair follicle primary cell
cultures: A pilot study. 5 th International conference on Ayurveda, Unani, Siddha and
Traditional medicine – 2017, Sri Lanka. October 27 th – October 29 th , 2017. Pp 57.

Ratnayake P, Udalamaththa V, samaratunga U, Wijeratne S, Soysa P, Senevirathne J and
Udagama P (2017). Differential proliferative activity of selected herbal distillates on human
mesenchymal stem cells and hair follicle derived cells. TRADMED 2017, Sri Lanka. 23 –25
November, Pp 116 -117.

Hewawasam S, Constantine R, Fernando C, Perera K and Udagama P (2017). Alpha-papillomavirus
9 group as an etiologic factor for lung cancers in Sri Lanka: A pilot study. HPV 2017, 31 st
International Papillomavirus Conference. Pp599.

Balasooriya E R, Jayasinghe C D, de Silva RM, de Silva K M N, Chandrasekharan N V
and Udagama P V (2016).Hemocompatibility of Polyethleneimine (PEI) and
Polyethleneimine-ironoxide nanoparticles (PEI-IONPS) on platelet membrane integrity and
erythrocyte membrane damage using LDH assay and hemolysis assay.3 rd International
Conference on Nanoscience and Nanotechnology Sri Lanka Pp 58.

Jayawardena U, Wickramasinghe D, Ratnasooriya W D and Udagama P (2016). Heavy metal
contamination in an urban wetland and its implications on a common amphibian. SETAC Asia
Pacific Conference 2016.Singapore. Pp 154.

Balasooriya E R, Jayawardena U A, Jayasinghe C D, de Silva R M, de Silva K M N,
Chandrasekharan N V, and Udagama P V (2016). Genotoxicity assessment of
polyethyleneimine (PEI) and polyethyleneimine iron oxide nanoparticles (PEI-IONPs) by the
Allium cepa bioassay. iSciTech, Interdisciplinary Science and Technology Conference;
Frontiers in Nanoscience and Nanotechnology. Pp31-32.

Balasooriya E R, Jayawardena U A, Jayasinghe C D, de Silva R M, de Silva K M N, and Udagama P
V (2016). Evaluation of immunotoxicity of nanomaterial for safe gene delivery. 3 rd International
Conference on Nanoscience and Nanotechnology, Sri Lanka. Pp 73.

Jayasinghe C D and Udagama P V (2016). Cancer chemopreventive activity of mature leaf
concentrate of Sri Lankan wild type Carica papaya. 2 nd International Conference on Natural
products Genomics and Drug Discovery, “Basic and translational research on Cancer and
Inflammation”, Galadari Hotel, Colombo, Sri Lanka.Pp14-15

Kanatiwela – de Silva C, Dickinson M and Udagama P V (2015). Phylogenetic relationships and
population diversity of commonly found phytoplasma strains in Sri Lanka. Australian Plant
Pathology Conference, Australia Pp 62.

Muraleetharan S, Gunasekera S, Perera R, Perera K and Udgama P (2015). Molecular detection of
human papilloma virus infections among oral and oropharyngeal cancer patients in Sri Lanka.
8 th International Research Conference, Kotalawala Defense University, Sri Lanka. Pp 192.

Mathiaparanam K J, Seneviratne S S and Udagama P V (2015). Influence of anthropogenic
perturbation on energy trade-offs of the rock pigeon (Columba livia). 8 th International Reseach
Conference, Kotalawala Defense University, Sri Lanka. Pp 174.

Jayasinghe C D and Udagama P (2015). In vivo and in vitro immunostimulatory activity of Sri Lankan
wild type Carica papaya L. mature leaf concentrate in rats. Drug Discovery and Therapy
World congress.Boston, USA

Mathiaparanam K J, Seneviratne S S and Udagama P V (2015). Implications of urbanization and
associated anthropogenic perturbation on fitness of the Rock Pigeon (Columba livia).
Student Conference on Conservation Science – Bengaluru 2015, India.

Gunathilake V K, Ratnasooriya W D and Udagama P V (2015). Immunomodulation of some selected
cytokines in wistar rats by a crude extract of Haliclona (Soestella)sp: A Sri Lankan marine
demosponge. Drug Discovery and Therapy World congress.Boston, USA.

Jayawardena U, Wickramasinghe D, Ratnasooriya W and Udagama P (2015). Dose dependent
modulation of in vitro phagocytic activity, cell proliferation and cytokine production of
amphibian immunocytes by heavy metal exposure. SETAC North America 2015. Salt Lake
City, Utah, USA. Pp 319.

Goonawardhana N D S, Jayasekara G S K W, Elanahai V, Ileperuma R J, Udagama P V and
Fernandopulle N D (2015). Characterization of novel mini STR loci to aid the analysis of
degraded DNA evidence in Sri Lankan forensic case work. 8 th International Reseach
Conference, Kotalawala Defense University, Sri Lanka. Pp 156.

Jayawardena U, Wickramasinghe D, Ratnasooriya W D, Udagama P (2014). Th1 biased
immunomodulation of Euphylictis hexadactylus (Anura: Ranidae) under natural and empirical
exposure to heavy metals. SETAC Asia pacific Conference 2014, University of Adelaide,
Australia.

Jayawardena U, Wickramasinghe D, Ratnasooriya W D and Udagama P (2014). Heavy metal
mediated immunotoxicity of Euphylictis hexadactylus: A comparative study of field and
empirical exposure. SETAC Asia Pacific Conference 2014, University of Adelaide, Australia.

Jayasinghe C D, Ratnasooriya W D, Udagama P V (2014) Haemostatic activity of Sri Lankan wild
type Carica papaya L. Mature leaf Concentrate. Drug Discovery India 2014 Conference.