Journal Paper

Peshala Gunasekara, S.M. Handunnetti, Sunil Premawansa, E.W.R.A. Witharana, W.M.D.K. Dasanayake, Indra P. Ratnayake, Suranjith L. Seneviratne, R.K.S. Dias, G.A.S. Premakumara, Rajiva de Silva.

Publication year: 2017

Identification of endemic curcuma albiflora thw

Journal Paper

Wijayasiriwardene T. D. C. M. K. HHMIC and Premakumara GAS

Publication year: 2017

Evaluation of Pharmacodynamic Properties and Safety of Cinnamomum Zeylanicum (Ceylon Cinnamon) in Health Adults: Study Protocol for a Phase I Clinical Trial

Journal Paper

Priyanga Ranasinghe, Ranil Jayawardena, G.A.Sirimal Premakumara, Prasad Katulanda, Godwin R Constantine, Priyadarshani Galappaththy

Publication year: 2017

Comparative GC-MS analysis of all Curcuma species grown in Sri Lanka by multivariate test

Journal Paper

Herath H.M.I.C., Wijayasiriwardene T.D.C.M.K., Premakumara GAS

Publication year: 2017

Bark Extracts of Ceylon Cinnamon Possess Antilipidemic Activities and Bind Bile Acids In Vitro

Journal Paper

Walimuni Prabhashini Kaushalya Mendis Abeysekera, Sirimal Premakumara Galbada Arachchige and Wanigasekera Daya Ratnasooriya

Publication year: 2017

Antioxidant potential of selected whole grain cereals consumed by Sri Lankans: a comparative in vitro study

Journal Paper

Abeysekera W.K.S.M., Jayawardana S.A.S., Abeysekera W.P.K.M., Yathursan S., Premakumara G.A.S. and Ranasinghe, P.

Publication year: 2017

Antiamylase, Anticholinesterases, Antiglycation, and Glycation Reversing Potential of Bark and Leaf of Ceylon Cinnamon (Cinnamomum zeylanicum Blume) In Vitro

Journal Paper

Sirimal Premakumara Galbada Arachchige, Walimuni Prabhashini Kaushalya Mendis Abeysekera and Wanigasekara Daya Ratnasooriya

Publication year: 2017

Sri Lankan black tea (camellia sinensis L.) inhibits the methylglyoxal mediated protein glycation and potentiates its reversing activity in vitro

Journal Paper

Walimuni Kanchana Subhashini Mendis Abeysekera, Chathura Tissa Dayendra Ratnasooriya, Wanigasekara Daya Ratnasooriya and Sirimal Premakumara Galbada Arachchige

Publication year: 2016

Proximate composition, calorie content and heavy metals (As, Cd, Pb) of selected Sri Lankan traditional rice (Oryza sativa L.) varieties.

Journal Paper

Kariyawasam, T. I., Godakumbura T. I., Prashantha, M. A. B., Premakumara, G.A.S

Publication year: 2016

Morphological and microscopic identification of Curcuma albiflora Thw.

Journal Paper

Wijayasiriwardena TDMCK, Herath HMIC, Premakumara GAS

Publication year: 2016

Immunomodulatory and iNOS inhibitory activity of traditional Sri Lankan hot water extract of Coriandrum sativumL

Journal Paper

Shashika D Kothalawala, Daniya Edward, Jayamini C Harasgama, Roshan Niloofa, Premakumara, GAS Ratnasooriya, WD, Weerasena, OVDSJ, Shiroma M Handunnetti

Publication year: 2016

Growth inhibition and cytotoxicity in human lung and cervical cancer cell lines and glutathione s-transferase inhibitory activity of selected Sri Lankan traditional red rice (Oryza sativa L.) brans.

Journal Paper

Abeysekera, W.K.S.M., Premakumara, G.A.S., Ahsana Dar; Ratnasooriya, W.D., Choudhary, M.I., Kashif,M., Mudassar, C., Ali, S.R .and Chandrasekharan, N.V

Publication year: 2015

Anti-diabetic related health food properties of traditional rice (Oryza sativa L.) in Sri Lanka.

Journal Paper

Walimuni Kanchana Subhashini Mendis Abeysekera, Sirimal Premakumara Galbada Arachchige, Wanigasekara Daya Ratnasooriya, Muhammad Iqbal Choudhary, Kourosh Dalvandi, Naduviladath Vishvanath Chandrasekharan.

Publication year: 2015

Artemisia vulgaris L. ethanolic leaf extract reverse thrombocytopenia/thrombocytosis and averts end-stage disease of experimental severe Plasmodium berghei murine malaria.

Journal Paper

Bamunuarachchi,Gayan S., Ratnasooriya Wanigasekara D., Premakumara, Sirimal & Udagama, Preethi V

Publication year: 2014

Dr. G A S Pramakumara

Dept. of Basic Science and Social Sciences for Nursing - Faculty of Nursing

Publication Types:

Thrombocytosis: a possible signal of conception in elephants ?

Studies on the post-coital contraceptive mechanisms of crude extract of Sri Lankan marine red algae, Gelidiella acerosa

Sedative activity of the crude extract of Rauwolfia densiflora

Preliminary screening of two marine algae and sea grass harvested from Sri Lankan waters against LPS-induced inflammatory response in RAW 264.7 macrophages and in vivo zebrafish embryo model.

In vitro antioxidant properties of bark and leaf extracts of Ceylon Cinnamon

In vitro antioxidant and in vivo anti-inflammatory activity of Curcuma albiflora THW. Sri Lankan J Biol

Identification and volatile composition of Curcuma oligantha Trimen (Sri Lanka).

Cooking and eating quality traits of some Sri Lankan traditional rice varieties across Yala & Maha seasons

Antimicrobial activity and phytochemical screening of Alpinia malaccensis (Ran-kiriya) against food-borne bacteria

Anti-inflammatory activity of Curcuma albiflora Thw grown in Sri Lanka

A simple Thin Layer Chromatography Method to distinguish between vetch (Vicia sativa) and lentil (Lens culinaris)

Physiological Free Radicals Scavenging Potential of Brans of Selected Sri Lankan Traditional Red Rice (Oryza sativa L.): an In Vitro Antioxidant Activity Study.

Physicochemical and nutritional properties of twenty-three traditional rice (Oryza sativa L.) varieties of Sri Lanka.

Morphological andmicroscopic analysis of five curcuma species grown

In-vitro Antibacterial Activity of Sri Lankan Traditional Rice (Oryza sativa L.) Extracts against Bacteria Causing Skin and Soft Tissue Infections.

In vitro anti-collagenase activity of Sri Lankan low grown orthodox Orange Pekoe grade black tea (Camellia sinensi L).

IgE cross-reactivity of phospholipase A2 and hyaluronidase of Apis dorsata (Giant Asian Honeybee) and Apis mellifera (Western Honeybee) venom: Possible use of A. mellifera venom for diagnosis of patients allergic to A. dorsata venom.

Identification of endemic curcuma albiflora thw

Evaluation of Pharmacodynamic Properties and Safety of Cinnamomum Zeylanicum (Ceylon Cinnamon) in Health Adults: Study Protocol for a Phase I Clinical Trial

Comparative GC-MS analysis of all Curcuma species grown in Sri Lanka by multivariate test

Bark Extracts of Ceylon Cinnamon Possess Antilipidemic Activities and Bind Bile Acids In Vitro

Antioxidant potential of selected whole grain cereals consumed by Sri Lankans: a comparative in vitro study

Antiamylase, Anticholinesterases, Antiglycation, and Glycation Reversing Potential of Bark and Leaf of Ceylon Cinnamon (Cinnamomum zeylanicum Blume) In Vitro

Sri Lankan black tea (camellia sinensis L.) inhibits the methylglyoxal mediated protein glycation and potentiates its reversing activity in vitro

Proximate composition, calorie content and heavy metals (As, Cd, Pb) of selected Sri Lankan traditional rice (Oryza sativa L.) varieties.

Morphological and microscopic identification of Curcuma albiflora Thw.

Immunomodulatory and iNOS inhibitory activity of traditional Sri Lankan hot water extract of Coriandrum sativumL

Growth inhibition and cytotoxicity in human lung and cervical cancer cell lines and glutathione s-transferase inhibitory activity of selected Sri Lankan traditional red rice (Oryza sativa L.) brans.

Anti-diabetic related health food properties of traditional rice (Oryza sativa L.) in Sri Lanka.

Artemisia vulgaris L. ethanolic leaf extract reverse thrombocytopenia/thrombocytosis and averts end-stage disease of experimental severe Plasmodium berghei murine malaria.