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Isaac O. K’Owino

Publications (4)

Evaluation of Biochar Plant Extract Composites from Solanum incanum Fruits in Controlling Ralstonia solanacearum Based Bacterial Wilt in Tomato Plants

Lucy N. Karanja, Isaac O. K’Owino, Phanice T. Wangila, Rose C. Ramkat & Mark P. Odero · International Research Journal of Pure and Applied Chemistry · 2024

Biochars were prepared at pyrolysis furnace temperatures of 300℃ and 500℃ and characterized by FT-IR and SEM. Plant extract biochar composites were prepared by adsorbing plant extract onto the biochar. The antibacterial activity of the biochars and biochar composites was done in...

Open access Research Article 10.9734/irjpac/2024/v25i6892

Phytochemical Composition and Antibacterial Activity of Fruit Extract of Solanum incanum L. against Ralstonia solanacearum

Lucy N. Karanja, Isaac O. K’Owino, Phanice T. Wangila & Rose C. Ramkat · Asian Journal of Applied Chemistry Research · 2021

Aims: To determine the phytochemical composition and antibacterial activity of Solanum incanum fruits against Ralstonia solanacearum. Study Design: Experimental design involving completely randomized design Place and Duration of Study: The study was conducted at department of Che...

Open access Research Article 10.9734/ajacr/2021/v9i430218

Phytochemical Composition, Antioxidant and Antiproliferative Activities of African Basil (Ocimum gratissimum L.) Leaves

Winfred Nassazi, Isaac O. K’Owino, Jacqueline Makatiani & Sabina Wachira · Asian Journal of Applied Chemistry Research · 2020

Aim: To determine the phytochemicals in Ocimum gratissimum leaves, their phenolic content, antioxidant potential and antiproliferative activity against human prostate (DU145), colon (CT26) and cervical (HeLa 229) cancer cells. Place and Duration of the Study: Leaves of O. gratiss...

Open access Research Article 10.9734/ajacr/2020/v6i430166

Antimicrobial Activity of Euclea divinorum Hern (Ebenaceae) Leaves, Tender Stems, Root Bark and an Herbal Toothpaste Formulated from Its Ethanolic Root Bark Extract

Immaculate Mbabazi, Phanice Wangila & Isaac O. K’Owino · International Journal of Research and Reports in Dentistry · 2020

Aim: Euclea divinorum Hern (Ebenaceae) is a treasured East African medicinal plant which has a long use in the management of dental caries. However, there are few reports on the antimicrobial activity of its different parts used in oral care. The aim of this study was to compare...

Open access Research Article