Wickramarachchi W T A, Premaratne P H, Perera K L R L, Bandara S, Kocken C H M,Thomas A W, Handunnetti S M and Udagama-Randeniya P V (2006). Natural human antibody responses to Plasmodium vivax Apical Membrane Antigen 1 under low transmission and unstable malaria conditions in Sri Lanka. Infection and Immunity 74 (1): 798-801.

Premaratne P H, Aravinda B R, Escalante A A and Udagama P V (2011). Genetic diversity of Plasmodium vivax Duffy Binding Protein II (PvDBPII) under unstable transmission and low intensity malariain Sri Lanka. Infection, Genetics and Evolution,11: 1327–1339.

Dias S, Somaratne M, ManamperiA,Escalante A, Gunasekera A M and Udagama PV (2011). Evaluation of the genetic diversity of domain II of Plasmodium vivax Apical Membrane Antigen 1 (PvAMA-1) and the ensuing strain-specific immune responses in patients from Sri Lanka. Vaccine, 29:7491– 7504.

Gammulle A S, Ratnasooriya W D, Jayakody JRAC, Kanatiwela C, Fernando C and Udagama PV (2012).Thrombocytosis and anti-inflammatory properties, and toxicological evaluation of Carica papaya mature leaf concentrate in a murine model. Online International Journal of Medicinal Plants Research, 1(2): 21-30. 

Dias S, Wickramarachchi T, Sahabandu E,Escalante A and Udagama PV(2013).Population genetic structure of thePlasmodium vivaxcircumsporozoite protein (Pvcsp) in Sri Lanka.Gene, 518:381-387.

Bamunuarachchi B A G S, Ratnasooriya W D, Premakumara G A S, and Udagama P V (2014).Artemisia vulgaris L ethanolicleaf extract reverse thrombocytopenia/ thrombocytosis and avert end stage disease of experimental verePlasmodiumberghei murine malaria.Journal of Vector Borne Diseases. 51: 1-8.

UdalamaththaVL,Jayasinghe C D, and Udagama PV (2016).Potential role of herbal remedies instemcelltherapy: proliferation and differentiation of human mesenchymal stromal cells. Stem Cell Research & Therapy, 7:110-117. (DOI: 10.1186/s13287-016-0366-4; URL:

Jayasinghe C D, Gunasekara D S, De Silva N, Jayawardena K K and Udagama P V (2017).Mature leaf concentrate of Sri Lankan wild type Carica papaya Linn. modulates nonfunctional and functional immune responses of rats. BMC Complementary and Alternative Medicine, 17:230-    244DOI 10.1186/s12906-017-1742-z

Udalamaththa V, Samaratunga U, and Udagama P (2021). Cues from Sri Lankan Traditional Medicine to the Modern Drug Development Pipeline- for a sustainable future. University of Colombo Review (New Series III), 2(2), 88-106.

Rankothgedera S, Atukorala I, Fernando C, Munidasa D, Wijayaratne L, Udagama P (2021) A potential diagnostic serum immunological marker panel to differentiate between primary and secondary knee osteoarthritis. PLoS ONE 16(9): e0257507. pone.0257507

Arambegedara D, Jayasinghe S and Udagama P. (2021) Multi-pronged Research on Endemic ChronicKidneyDisease of Unknown Eatiology in Sri Lanka: A Systematic Review, Environment Science and Pollution Research,

Hewavithana D K, Wijesinghe M R, and Udagama P V (2022). Gastrointestinal parasites of six large mammals in the Wasgomuwa National Park, Sri Lanka, International Journal of Prasitology:Parasites and Wildlife, 17:1-6.

Fernando S U, Udagama P V, and Fernando S P. Zoonotic gastrointestinal parasites in urban, suburban and wild populations of endemic toque macaque (Macaca sinica) inhabiting different climatic zones in Sri Lanka: Effect of urbanization on parasite prevalence. (2022) International Journal of Prasitology: Parasites and Wildlife.17: 100-109

Wickramasinghe J S, Udagama P V, Dissanayaka V H W, Weerasooriya A D, Goonasekera H W W (2022). Plant based radioprotectors as an adjunct to radiotherapy: advantages and limitations. Journal of Radiological Protection, 42:2,

Gulegoda C R, Dissanayake C B, Amarasekara D S, Wijerathne S, Premadasa J K, Chandrajith R, Udagama P V (2022). Impact of chronic fluoride exposure from drinking water on male reproductive parameters: a pilot case-control study in Sri Lanka. Exposure and Health, special issue on Medical and Chemical Geology,

Udagama PV, Udalamaththa V, Samaratunge U, Jayasinghe L and Wijeratne S (2021). A Herbal Distillate from Ficus Benghalensis Plant parts, its Preparation Method and Uses Thereof, Sri Lanka, Patent Number 56, Four more patent applications are pending. 

Udagama PV, Udalamaththa V, Samaratunge U, Jayasinghe L and Wijeratne S (2021). A Herbal Distillate from Ficus Benghalensis Plant parts, its Preparation Method and Uses Thereof, Sri Lanka Patent Number 56,