Antibacterial activity of extracts from Artemisia herba alba

Abstract

Exctract of Arlemisia herba alba were evaluated for their antibacterial activity
against Gram negative bacteria like E. coli , Pseudomonas qeruginosa and Gram
positive bacteri a llke staphylococcus aureus . The inhibitory effect in t)itro was
defined as the difference between the growth rate without herbs and the growth rate in
the presence of an extract uses four solvent methanol , water , chloroform and
acetone .The study revealed that methanole at concentration 16 mg most active
against Gram negative bacteria like E.coli and pseudomonas aeruginosa, followed
by chloroform and then acetone and water extract