Science: Recent submissions

Now showing items 501-520 of 3802

Computational assessment of novel derivatives of epigallocatechin gallate as potential anti-Alzheimer agents

Rajapaksha, R. P. G. A. P.; Dahanayake, J. N. (Faculty of Science, University of Kelaniya Sri Lanka, 2022)

Alzheimer's disease (AD) is a chronic, neurodegenerative disease that affects memory, thinking, and behaviour problems. The neuroprotective effects of natural products against AD have been studied in preclinical and clinical ...
Phytoliths of selected Sri Lankan species of the family Cucurbitaceae

Wijesinghe, K. G. T. K.; Perera, G. A. D. (Faculty of Science, University of Kelaniya Sri Lanka, 2022)

Detecting the possibility of using phytoliths in archaeobotanical and paleoenvironmental investigations is a great necessity for the advancement of archaeological sciences. Since several edible plant species exist in the ...
Preliminary analysis of phytochemicals in different parts of Jack fruit tree (Artocarpus heterophyllus Lam) in Sri Lanka

Serasinghe, S. M. D. N.; Rajkumar, G.; Sanmugarajah, V. (Faculty of Science, University of Kelaniya Sri Lanka, 2022)

Jackfruit is the world’s largest tree-borne fruit which is one of the greatest ancient fruits indigenous to Sri Lanka. The different parts of Jack fruit tree (Artocarpus heterophyllus Lam.) are associated with numerous ...
A survey on cosmetic applications of herbal oils in the Northern part of Sri Lanka

Nirmalan, T. E.; Jesintha, J. (Faculty of Science, University of Kelaniya Sri Lanka, 2022)

Herbal oils have been used for therapeutic and beauty applications in Sri Lanka, with a documented history of over 2,500 years. It is inherited knowledge which has been handed down from generation to generation and provides ...
The potential use of aquaculture pond sludge and fish waste to produce Eisenia fetida (Lumbricidae), Vermiwash: an approach towards sustainable aquaculture and fisheries industry of Sri Lanka

Madhusanki, F. H. S.; Epa, U. P. K. (Faculty of Science, University of Kelaniya Sri Lanka, 2022)

Pond bottom sludge and fish waste are considered as major environmental pollutants in the aquaculture and fish processing industries and managing them are necessary to reduce their negative environmental impacts. In pond ...
Enzymatic approach to green air: Depolymerization of polycyclic aromatic hydrocarbons (PAHS) by Aspergillus sp. isolated from phyllosphere of urban areas

Dharmasiri, R. B. N.; Undugoda, L. J. S.; Nilmini, A. H. L.; Pathmalal, M. M.; Nugara, N. N. R. N.; Udayanga, D. (Faculty of Science, University of Kelaniya Sri Lanka, 2022)

Polycyclic aromatic hydrocarbons (PAHs) are hazardous air pollutants that are toxic to many life forms. Biodegradation is an eco-friendly efficient option found to remediate these toxic PAHs. Air pollutants from many sources ...
In-vivo growth control of Aspergillus flavus on stored rice using microencapsulated cinnamon leaf oil

Kumarathunga, P. G. J. D.; Wickramarachchi, S. R. (Faculty of Science, University of Kelaniya Sri Lanka, 2022)

Poor storage conditions of rice lead to fungal infestation associated with severe health problems in humans. Aspergillus flavus is one of the significant storage fungus responsible for producing aflatoxins on stored grains. ...
Development of antioxidant encapsulated nano edible sheet using Cocania Grandis (Kowakka): an underutilized wild edible species in Sri Lanka

Peduruhewa, P. S.; Jayathunge, K. G. L. R.; Manathunga, D. C.; Liyanage, R.; De Silva, W. R. M.; De Silva, K. M. N. (Faculty of Science, University of Kelaniya Sri Lanka, 2022)

Recently, food and nutrient security have become crucial concerns around the globe. In that context, using underutilized wild edible plant species become an option way to ensure food supply in acceptable quantity and ...
Preliminary studies of antibacterial and antifungal activities of Paspanguwa

Jayawardena, P. A. S. N. P.; Kadigamuwa, C. C. (Faculty of Science, University of Kelaniya Sri Lanka, 2022)

Paspanguwa appears to be a traditional Sri Lankan home treatment that has been used for hundreds of years to treat common ailments. The name 'Paspanguwa' term from a combination of five primary herbs ('pas' = five, 'panguwa' ...
Synthesis and characterization of BSA nanoparticles loaded with antidiabetic compounds from Alpinia calcarata extract

Jayawardena, B. M.; Wanniarachchi, B. S. (Faculty of Science, University of Kelaniya Sri Lanka, 2022)

Diabetes is the ninth leading cause of death in the world is also the no.1 cause of kidney failure, adult blindness, and lower-limb amputations. Due to this reason, the necessity for the use of antidiabetic drugs has arisen ...
Pharmaceutical and cosmeceutical potential of methanolic extract of Kaffir lime (Citrus hystrix) leaves

Fernando, W. W. B. P.; Rajapakse, C. S. K. (Faculty of Science, University of Kelaniya Sri Lanka, 2022)

Kaffir lime (Citrus hystrix), commonly known as ‘gada dehi’ is a citrus fruit native to Southeast Asia. As less research has been conducted to investigate the potential pharmaceutical and cosmeceutical properties, the ...
Alpha-amylase and alpha-glucosidase inhibitory activities of a novel compound isolated from Murraya koenigii

Sampath, S. N. T. I.; Jayasinghe, J. M. S.; Attanayake, A. P.; Karunaratne, V. (Faculty of Science, University of Kelaniya Sri Lanka, 2022)

Herbal plants are composed of a vast amount of novel antidiabetic drugs for the management of diabetes mellitus. The leaves of Murraya koenigii L. Sprengel. which belongs to Family- Rutaceae (Common name- curry leaves) ...
Hypoglycemic effect and antioxidant effect of pressured water extracts of Alpinia

De Silva, P. H. U. W.; Jayawardena, B. M. (Faculty of Science, University of Kelaniya Sri Lanka, 2022)

Diabetes mellitus is a chronic metabolic condition that accounts for 1.5 million deaths annually worldwide. Since oral hypoglycemic medicines have adverse effects, there is a growing interest in employing herbal remedies ...
Assessment of water quality status in a tropical river mouth: Special reference to Kalu Ganga, Sri Lanka

Batugedara, B. D. I. M.; Senanayake, S. A. M. A. I. K. (Faculty of Science, University of Kelaniya Sri Lanka, 2022)

Land-based pollutants are released into rivers and eventually reach coastal waters. As a result, these pollutants contaminate coastal waters in a non-point manner. Therefore, assessing river mouth water quality is crucial ...
Oviposition attraction and larval performances of Aedes aegypti and Aedes albopictus under different leaf concentrations of invasive flora

Chathurangi, N. E.; Weerakoon, S. N.; Ganehiarachchi, G. A. S. M. (Faculty of Science, University of Kelaniya Sri Lanka, 2022)

Aedes aegypti and Aedes albopictus (Diptera: Culicidae) are the vectors of dengue and dengue hemorrhagic fever. The survival and population density of Aedes mosquitoes depend on the characteristics of the oviposition media. ...
Identification of four anchovy species collected from the southern coastal belt of Sri Lanka using molecular and morphological markers

Gamage, L. M. P.; Damayanthi, B. S. N.; Rupasinghe, M. A. M.; Munasinghe, D. H. N. (Faculty of Science, University of Kelaniya Sri Lanka, 2022)

Anchovy is a pelagic fish species belonging to the family Engraulidae. Six anchovy species have been recorded from Sri Lankan waters. They belong to two genera; Genus: Encrasicholina, including E. heteroloba, E. punctifer, ...
Impacts of rubber factory wastewater on the stream macrobenthic assemblages

Dilhara, K. G. A.; Chandrasekara, W. U. (Faculty of Science, University of Kelaniya Sri Lanka, 2022)

In this study, we assessed how the rubber factory wastewater effluents change the water quality and sediment quality parameters in some factory-associated streams, namely the Aswathu Oya, Gurugoda Oya, and Rakwatthe Ela, ...
Diversity of midgut symbiotic bacteria in Aedes mosquito genera: A meta-analysis

Kumari, J. Y.; Amarasinghe, L. D.; Udayanga, N. W. B. A. L.; Ranasinghe, H. A. K. (Faculty of Science, University of Kelaniya Sri Lanka, 2022)

The gut bacterial composition of mosquitos has the capability of altering mosquito pathogen transmission through numerous mechanisms, which is useful in novel transmission control strategies. Therefore, understanding the ...
Evaluation of toxic metal contamination in surface sediments and water in Mahakanadarawa tank; Anuradhapura, Sri Lanka

Sampath, M.; Perera, R. T.; Perera, R. A.; Liyanage, J. A.; Premaratne, W. A. P. J. (Faculty of Science, University of Kelaniya Sri Lanka, 2022)

Toxic elements, including heavy metals/metalloids, readily contaminate water reservoirs via natural mechanisms such as surface runoff, precipitation, and atmospheric deposition. As a result, some toxic metals can be ...

Recently added

Science: Recent submissions

Search Digital Repository

Browse

All of DSpace

This Community

My Account