Hewage AS, Jayanthiny P, Tennekoon KH, Karunanayake EH, Kumarasiri JM, Wijesundere APDeS, 1737 A/G, 2992 C/T & 3238A/G polymorphisms in H19 gene in a Sri Lankan cohort of mother-baby pairs: Effect of maternal and newborn genotype on birth size, Abstract of 6^th Annual Scientific Sessions, 2013, Organized by the Institute of Biochemistry Molecular Biology & Biotechnology, University of Colombo, Sri lanka

Praveenan S, Hewage AS, Tennekoon KH, de Silva KSH. CYP21A2 gene mutation in a cohort of children with the salt wasting form of Congenital Adrenal Hyperplasia (OP 04). Proceedings of the 10^h Annual Scientific Sessions of Institute of Biochemistry, Molecular Biology & Biotechnology (IBMBB), University of Colombo. 21^st November 2018, pp: 18.

Sundralingam T, Tennekoon KH, de Silva KSH, De Silva S, Hewage AS, Ranasinghe R. Characterization and identification of the mechanism behind formation of a novel gross deletion at GHRHR gene locus leading to isolated growth hormone deficiency (OP 05). Proceedings of the 10^h Annual Scientific Sessions of Institute of Biochemistry, Molecular Biology & Biotechnology (IBMBB), University of Colombo. 21^st November 2018, pp: 19.

Sundralingam T, Tennekoon KH, de Silva KSH, De Silva S, Hewage AS. Pathogenic and possible pathogenic alterations of the GH1 and GHRHR genes detected in a cohort of IGHD children in Sri Lanka. Proceedings of the European Human Genetic Conference, May 2017, Copenhagen, Denmark

Sundralingam T, Tennekoon KH, de Silva KSH, De Silva S, Hewage AS. Sequence variants in the promoter region of GH1 gene in a cohort of growth hormone deficient (GHD) children in Sri Lanka. (OP16). Proceedings of the 8^h Annual Scientific Sessions of Institute of Biochemistry, Molecular Biology & Biotechnology (IBMBB), University of Colombo. 27^th May 2016, pp: 27

Sundralingam T, Tennekoon KH, de silva KSH, Hewage AS, De Silva S. Gross growth hormone gene deletion is a cohort of isolated growth hormone deficient children in Sri Lanka. Abstract of the 129 ^th Anniversary international Medical congress, July, 2016, Colombo, Sri Lanka

Ishani Wickramage Kamani Hemamala Tennekoon, Merenchi Arachchige Yasantha Ariyaratne, Asanka Sudeshini Hewage, Tharmini Sundralingam. CYP2D6 Polymorphisms May Predict Occurrence of Adverse Effects to Tamoxifen: A Preliminary Study. Proceedings of the Singhealth Duke-Nus Scientific congress, 23-24 September 2016, Academia, Singapore

Jayasundara MVML, Tennekoon KH, de Silva KSH, Hewage AS. A pilot study on selected point mutations of CYP21A2 gene among a cohort of Sri Lankan children with Congenital Adrenal Hyperplasia. (PP4). Proceedings of the 8^h Annual Scientific Sessions of Institute of Biochemistry, Molecular Biology & Biotechnology (IBMBB), University of Colombo. 27^th May 2016, pp: 32

Sundralingam T, Tennekoon KH, de silva KSH, De Silva S, Hewage AS. GH1 gene sequence variant in a cohort of growth hormone deficient children in Sri Lanka. Regional conference of young scientist on Nanoscience & Nanomaterials Feb 18-20, 2015 at JNCASR, Bangalore, India Organized by TWAS-ROCASA

Sundralingam T, Tennekoon KH, de silva KSH, De Silva S, Hewage AS. GH1 gene alterations in a cohort of growth hormone deficient children in Sri Lanka. Abstract of the 128 ^th Anniversary international Medical congress, July, 2015, Colombo, Sri Lanka

Hewage AS, Jayanthiny P, Tennekoon KH, Karunanayake EH, Kumarasiri JM,  Wijesundera APDeS. Association of common polymorphisms in H19 gene and IGF-I dinucleotide polymorphisms with birth weight in a Sri Lankan cohort of mother baby pairs. Regional conference of young scientist on Nanoscience & Nanomaterials Feb 18-20, 2015 at JNCASR, Bangalore, India Organized by TWAS-ROCASA.

Hewage AS, Jayanthiny P, Tennekoon KH, Karunanayake EH, Kumarasiri JM, Wijesundere APDeS. H19 rs217727polymorphism is positively associated with birth size. Abstract of the 127 th Anniversary international Medical congress, July, 2014 Colombo, Sri Lanka

Sundralingam T, De Silva S, Hewage AS, de silva KSH, Tennekoon KH. GH1 gene sequence variants in a cohort of Sri Lankan children with short stature (OP 04). 2^nd International Conference on Frontiers in Molecular Life Sciences (ICFMLS), Institute of Biochemistry, Molecular Biology and Biotechnology (IBMBB), University of Colombo 11-12^th September 2014.

Hewage AS, Jayanthiny P, Tennekoon KH, Karunanayake EH, Kumarasiri JM, Wijesundera APDeS. Association of H19 rs217727, IGF-I dinucleotide and IGF-II– Apa 1 polymorphisms with birth weight (OP 03). 2^nd International Conference on Frontiers in Molecular Life Sciences (ICFMLS), Institute of Biochemistry, Molecular Biology and Biotechnology (IBMBB), University of Colombo 11-12^th September 2014.

Sudeshini Hewage, P Jayanthiny, K H Tennekoon, E H Karunanayake, J M Kumarasiri, A P De S Wijesundere. Association of common polymorphisms in H19 gene with birth weight in a Sri Lankan cohort of mother-baby pairs, submitted an abstract to the 16th World Congress of Gynecological Endocrinology March, 2014. Italy

Fernando MDM, Hewage AS, Marikar F, De silva KSH, Tennekoon KH. Screening for selected mutations and sequence variations in growth hormone releasing hormone receptor (GHRH-R) in children with growth hormone deficiency: A preliminary study. Abstract of 5^th  Annual Scientific Sessions, 2012, Organized by the  Institute of Biochemistry Molecular Biology & Biotechnology, University of Colombo, Sri lanka

Kariyawasam UGIU, Hewage AS, Marikar F, De silva KSH, Tennekoon KH.  Screening for selected mutations and sequence variants in the Growth Hormone I gene in children with growth hormone deficiency- A preliminary study. Abstract of 5^th  Annual Scientific Sessions, 2012, Organized by the  Institute of Biochemistry Molecular Biology & Biotechnology, University of Colombo, Sri lanka.

Hewage AS, Jayanthiny P, Tennekoon KH, Karunanayake EH, Kumarasiri JM, Wijesundere APDeS, 1737 A/G Polymorphism in H19 gene in a Sri Lankan cohort of mother-baby pairs: effect of maternal and newborn genotype on birth size, Abstract of 5^th  Annual Scientific Sessions, 2012, Organized by the  Institute of Biochemistry Molecular Biology & Biotechnology, University of Colombo, Sri lanka

Hewage AS, Jayanthiny P, Tennekoon KH, Karunanayake EH, Kumarasiri JM, Wijesundere APDeS ,A preliminary report on 1737 A/G Polymorphism in H19 gene in a Sri Lankan cohort of mother-baby pairs, Abstract of 4^th  Annual Scientific Sessions, 2011, Organized by the  Institute of Biochemistry Molecular Biology & Biotechnology, University of Colombo, Sri lanka