ANTIMICROBIAL ACTIVITIES OF TECTONA GRANDIS LEAF AND BARK EXTRACTS

Suseela Lankaa* and Parimalab

ABSTRACT

Tectona grandis is one of the most famous timber plants in the world and is a major exotic species found in tropical regions. It belongs to the family Verbenaceae. The common name of this plant is teak and locally known as sagon, sagwan. The wood of this plant is renowned for its extreme durability, dimensional stability and hardness which also resist decay even when unprotected by paints and preservatives. The extracts of this plant also found applications in many of the traditional medicines. The present study was carried out to characterize pharmacological potential of ethanolic, methanolic, ethyl acetate and water extracts from leaf and bark of teak plant. The Antimicrobial activity of leaf and bark extracts from Tectona grandis were checked by disc diffusion assay.

Keywords: Tectona grandis, leaf and bark extracts, antimicrobial activity, disc diffusion assay.