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Browsing International Research Symposium on Pure and Applied Sciences (IRSPAS) by Title

Browsing International Research Symposium on Pure and Applied Sciences (IRSPAS) by Title

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  • Bacterial degradation of tetracycline (TET) by TET resistant bacteria; A green solution for antibiotic pollution. 
    Liyanage, G. Y.; Manage, P.M. (4th International Research Symposium on Pure and Applied Sciences, Faculty of Science, University of Kelaniya, Sri Lanka, 2019)
    Tetracyclines (TET) have been extensively used in aquaculture for chemotherapy against various fish diseases such as fin rot, skin ulcers. Overuse and misuse of antibiotics are widely regarded as two of the major factors ...
  • Bacterial enzyme-mediated synthesis of silver nanoparticles and antimicrobial activity 
    Peiris, M. M. K.; Gunasekara, T. D. C. P.; Jayaweera, P. M.; Fernando, S. S. N. (4th International Research Symposium on Pure and Applied Sciences, Faculty of Science, University of Kelaniya, Sri Lanka, 2019)
    Extracellular synthesis of silver nanoparticles (AgNPs) using bacteria has been explored for their unique physicochemical properties. Studies have shown that nitrate reductase enzyme catalyzes the bioreduction of Ag+ to ...
  • A behavioural model to assess risk behaviour of young adults 
    Himasara, T.M.H.; Peter, S. (Faculty of Science, University of Kelaniya, Sri Lanka, 2016)
    Risk behaviour of young adults have progressively escalated over the past few decades. It generally emerges during adolescence, resulting from a sense of invulnerability, combined with boldness. Therefore, young adults ...
  • Bench scale fixed-bed column adsorption studies and adsorption modelling: removal of methylene blue from aqueous solutions using glutaraldehyde cross - linked chitosan beads 
    Amarasooriya, M. P. N. A.; Rajapakse, C. S. K. (4th International Research Symposium on Pure and Applied Sciences, Faculty of Science, University of Kelaniya, Sri Lanka, 2019)
    As dye-containing waste effluent is a big threat not only to the environment, but also to human life and the economical removal of dyes from wastewater has become an environmental challenge in nowadays. Therefore, this ...
  • Beneficial functions of plant materials used in shodhana process of mercury in Ayurveda Rasashastra 
    Gunaratna, T. A. N. R.; De Silva, W. R. M.; Prajapati, P. K.; De Silva, K. M. N. (International Conference on Applied and Pure Sciences, 2020, 2020)
    Shodhana process in rasashastra is a mandatory process for each material prior to use in herbomineral pharmaceutical preparations. Although different types of mercury (Hg) shodhana”processes are described in rasashastra, ...
  • Bioactive properties of Rambutan (Nephelium lappaceum L.) and Durian (Durio zibethinus Murr.) peel extracts 
    Silva, A.G.; Wickramaarachchi, S.; Attanayake, R. N.; Rajapakse, C. S. K. (4th International Research Symposium on Pure and Applied Sciences, Faculty of Science, University of Kelaniya, Sri Lanka, 2019)
    Although these fruits are seasonal, a considerable amount of Rambutan (Nephelium lappaceum L.) and Durian (Durio zibethinus Murr.) fruit residues (mainly peels) are collected each year as waste materials, due to the ...
  • Biodegradation of Geosmin and 2-methylisoborneol by novel, native, Gram negative bacteria in Sri Lanka 
    Ganegoda, S.S.; Chinthaka, S.D.M.; Manage, P.M. (Research Symposium on Pure and Applied Sciences, 2018 Faculty of Science, University of Kelaniya, Sri Lanka, 2018)
    Trans-1, 10-dimethyl-trans-9-decalol (Geosmin) and 2-methylisoborneol (2-MIB) are key compounds which cause taste and odour (T and O) issues in drinking water. Despite no recorded health hazards, consumers reject the water ...
  • Biosynthesis of silver and zinc oxide nanoparticles from Plectranthus zeylanicus for the development of antimicrobial formulations 
    de Soyza, W.S.G.; Wijayaratne, W.M.D.G.B.; Napagoda, M.T.; Witharana, S. (Faculty of Science, University of Kelaniya, Sri Lanka, 2016)
    With the emergence of microbial resistance to currently employed antimicrobial agents, the recent trend is to search for novel antimicrobial substances from nature. The traditional applications of plants and plant based ...
  • Black holes as boson stars. 
    Katugampala, K. D. W. J.; De Silva, L. N. K. (International Research Symposium on Pure and Applied Sciences, 2017 Faculty of Science, University of Kelaniya, Sri Lanka., 2017)
    Kaup (1968) had shown that spin zero bosons could form stable stars. However, there had been no interest in these stars until the Higgs boson was discovered in 2012. Now there is renewed interest in boson stars. Clark ...
  • Blockchain based solution for Sri Lankan agricultural supply chain to ensure food security 
    Basnayake, B. M. A. L.; Rajapakse, R. A. C. P. (Research Symposium on Pure and Applied Sciences, 2018 Faculty of Science, University of Kelaniya, Sri Lanka, 2018)
    Low quality agricultural products are added to the market daily. Overuse of chemicals in the production process, using uncertified chemicals and mechanisms for preservation and ripening processes, are the major issues with ...
  • Bound on Weierstrass vertices of graphs 
    De Vas Gunasekara, A. R. C.; Brennan, J. (Research Symposium on Pure and Applied Sciences, 2018 Faculty of Science, University of Kelaniya, Sri Lanka, 2018)
    Chip-firing games and divisor theory on finite, connected, undirected and unweighted graphs have been studied as analogs of divisor theory on Riemann Surfaces and algebraic curves. As part of this theory, a version of the ...
  • Breeding sites of Phlebotomine sand flies in cutaneous leishmaniasis disease endemic areas of the Kurunegala District in Sri Lanka 
    Wijerathna, T.; Gunathilaka, N.; Gunawardena, K.; Rodrigo, W. (Research Symposium on Pure and Applied Sciences, 2018 Faculty of Science, University of Kelaniya, Sri Lanka, 2018)
    Leishmaniasis is a disease transmitted by the bite of infected female sand flies. Disease control largely depends on the knowledge on natural breeding sites of sand flies. In Sri Lanka, only limited information is available ...
  • A business analytical model to analyse customer churn in mobile telecommunication industry in Sri Lanka 
    Ruwanika, D.; Mascrenghe, M. A. (4th International Research Symposium on Pure and Applied Sciences, Faculty of Science, University of Kelaniya, Sri Lanka, 2019)
    It is much important to an organization to identify the most affecting factors to lose their customers. This is a specific and practical problem for the group of organizations in telecommunication industry in all over the ...
  • Business transformation through technology adoption: Special reference to rice millers in Eastern Province, Sri Lanka. 
    Athambawa, S.; Wickramarachchi, A. P. R.; Puspakumara, C. (International Research Symposium on Pure and Applied Sciences, 2017 Faculty of Science, University of Kelaniya, Sri Lanka., 2017)
    The objective of this study is to examine the transformation of business organizations in the agricultural sector in the conflict-affected provinces in the post-conflict period facilitated through the adoption of new ...
  • Cadmium and arsenic levels in edible fishes, Oreochromis niloticus (Nile tilapia) and Ompok bimaculatus (Pena walaya) from Padaviya reservoir of North Central Province, Sri Lanka 
    Weerasekara, K.A.W.S.; Pathiratne, A.; Kithsiri, H.M.P. (Research Symposium on Pure and Applied Sciences, 2018 Faculty of Science, University of Kelaniya, Sri Lanka, 2018)
    Oreochromis niloticus (Nile tilapia) and Ompok bimaculatus (Pena walaya) are two edible fish species captured in the reservoirs in the North Central province. Objective of this study was to assess the cadmium and arsenic ...
  • Callus induction in anther culture of selected Capsicum annuum L. varieties 
    Rajakaruna, R.H.M.S.V.; Kumari, H.M.P.S.; Seran, T.H. (Research Symposium on Pure and Applied Sciences, 2018 Faculty of Science, University of Kelaniya, Sri Lanka, 2018)
    Plant breeding programs of capsicum can be accelerated through double haploid plant production. One of the easier ways to produce double haploid plants is anther culture. This experiment was carried out to induce anther ...
  • Camptothecin enhances c-Myc-mediated endoplasmic reticulum stress, leading to cytoprotective autophagy 
    Dilshara, M.G.; Bandara, M.M.K.; Kumara, M.H.S.R.; Molagoda, I.M.N.; Jayasooriya, R.G.P.T.; Kim, G.Y. (Faculty of Science, University of Kelaniya, Sri Lanka, 2016)
    Camptothecin (CPT) is known to selectively inhibit the nuclear enzyme DNA topoisomerase I which catalyzes the relaxation of negatively supercoiled DNA and thus leads to cell cycle arrest and apoptosis through DNA damages. ...
  • Cardio forecast: A multi criteria weighted voting ensemble model for the prediction of cardiovascular disease level. 
    Kitchilan, F. Z.; Samankula, W. G. D. M. (International Research Symposium on Pure and Applied Sciences, 2017 Faculty of Science, University of Kelaniya, Sri Lanka., 2017)
    Computational intelligence and data mining in medical domain involve the discovery of unknown patterns and useful knowledge from massive sets of healthcare data. Different machine learning algorithms and statistical analysis ...
  • Categorizing T20 batsmen based on their performances 
    Sumithrapala, D. M. S. S.; Mallawa Arachchi, D. K. (Research Symposium on Pure and Applied Sciences, 2018 Faculty of Science, University of Kelaniya, Sri Lanka, 2018)
    T20 Cricket is the most popular shortest form of cricket which is played all over the world. It is obvious that some of the T20 batsmen are power hitters. Some of them are having higher averages and higher strike rates. ...
  • Categorizing T20 cricket grounds 
    Pathirana, O.D.R.; Mallawa Arachchi, D.K. (Faculty of Science, University of Kelaniya, Sri Lanka, 2016)
    T20 cricket matches are played by all cricket playing countries. There are more than 80 grounds in various countries on which these games are played. It is hypothesized that some of these grounds favor batsmen while ...

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