K. D. P. P. Gunathilake

Response Surface Optimization of Extraction of Polyphenols and Carotenoids from Sesbania grandiflora Leaves with Ethanol-water System

K. D. P. P. Gunathilake, K. K. D. S. Ranaweera, H. P. V. Rupasinghe, O. D. A. N. Perera & H. P. S. Jayaweera · Asian Journal of Biotechnology and Bioresource Technology · 2017

Response Surface Optimization of Extraction of Polyphenols and Carotenoids from Sesbania grandiflora Leaves with Ethanol-water System  Aim: Response surface methodology was employed to optimize the extraction parameters for the extraction of total phenolics and carotenoids from l...

Open access Research Article 10.9734/AJB2T/2017/38282

Optimization of Phenolics and Carotenoids Extraction from Leaves of Passiflora edulis Using Response Surface Methods

K. D. P. P. Gunathilake, K. K. D. S. Ranaweera & H. P. V. Rupasinghe · Asian Journal of Biotechnology and Bioresource Technology · 2017

The optimum extraction conditions for the highest recovery of total phenolics and carotenoids contents for leaves of Passiflora edulis were developed using response surface methodology. The effects of solvent concentration (30-100%), extraction temperature (30-60°C) and extractio...

Open access Research Article 10.9734/AJB2T/2017/33480

Optimization of Water Based-extraction Methods for the Preparation of Bioactive-rich Ginger Extract Using Response Surface Methodology

K. D. P. P. Gunathilake & H. P. Vasantha Rupasinghe · European Journal of Medicinal Plants · 2014

Aims: Evaluation of three extraction methods to prepare bioactive-rich ginger extract for incorporation into a functional beverage. Study Design: Response surface methodology. Methodology: For the preparation of bioactive-rich ginger extract with water, conventional hot water ext...

Open access Research Article 10.9734/EJMP/2014/10322