Basic and Applied Sciences

Comparison of Phytochemicals and Antioxidant Activity of the Polysaccharide and de-polysaccharide Methanol Extracts of Brown Seaweed Chnoospora minima

Kumarasinghe, HS; Gunathilaka, TL; Jayasooriya, PT; Ranasinghe, P; Peiris, LDC; Samarakoon, KW (2022-09)

Chnoospora minima is a brown alga enriched with unique bioactive compounds which are ideal candidates for pharmaceutical, cosmeceutical and nutraceutical industries. During this study, C. minima was extracted using 80% ...

Evaluation of the Antibacterial Activity of Miswak (Salvadora persica) and Persian Lime (Citrus latifolia) Extracts Against Escherichia coli and Staphylococcus aureus

Thaha, FH; Bandaranayake, UE (2022-09)

Despite advances in medicine, the phenomenon of emerging drug resistance provokes novel research on active botanical compounds and alternative therapy development. Bioactive compounds present in plants possess potent ...

Selection of RNA Aptamers to Distinguish the V600E Mutation Status of BRAF Protein: A Potential in silico Approach

Wijesuriya, ND; Rathnayake, AMSI; Wijesundera, WSS; Thoradeniya, ST (2022-09)

The valine to glutamate substitution at the 600th residue of B-type rapidly accelerated fibrosarcoma protein (BRAF V600E) is the most common mutation in the BRAF gene. Due to its high prevalence in a number of cancers, ...

A Comparison of Classical Time Series Models and Machine Learning LSTM Model to Forecast Paddy Production in Sri Lanka

Sandaruwani, IBI; Abeygunawardana, RAB (2022-09)

The most common & effective traditional methods of univariate time series forecasting are Autoregressive Integrated Moving Average (ARIMA) family models and Exponential Smoothing family models. With the recent advancement ...

Forecasting of Female Labor Force Participation Rate data with missing values imputation, Sri Lanka

Ranasinghe, NN; Abeygunawardana, RAB (2022-09)

Female Labour Force Participation Rate (Female LFPR) is defined as the proportion of the female labor force to the total working-age population. This study was based on the female LFPR quarterly data published by the ...

Relationship between selected Anthropometric Parameters and 50m Freestyle Swimming Time in Teenage Swimmers

Sugathadasa, RMUS; Jayasinghe, MRMA; Rathnayaka, RMKT (2022-09)

Swimming is an Olympic sport which is a very popular endurance development activity around the world. Anthropometry is one of the main factor that influences the swimming performance of teenagers. This study aimed to examine ...

Evaluation of Sri Lankan Wild Fruits based on Free Radical Scavenging Activity, Polyphenolic Content and Cytotoxic Activity

Abeysiriwardhana, HNI; Ranasinghe, P; Jayasooriya, RJPT; Samarakoon, KW (2022-09)

The study of free radical chemistry has been of recent interest in the scientific community and represents an emerging paradigm in nutraceuticals and disease management. The objective is to incorporate phytochemicals into ...