Anti-Microbial and Antioxidant Effect of Water Extract of Eucalyptus globulus And Quercus persica Plants on Gram Positive and Gram Negative Bacteria

Background: Since early times, plants as a source of medicinal compounds, has been playing a prominent role in the human health maintenance. They have been utilized in traditional medicine containing a vast number of substances that can be considered in the treatment of chronic diseases and a variety of infections. Objective: To Antioxidant activity estimation of plant extraction, effect of the antimicrobial activity and estimation of total tannin. Patients and Methods: The leaves of Eucalyptus and the seeds of Quercus were collected in Erbil and Shaqlawa during September 2014. The leaf water extracted from Eucalyptus globulus and Quercus persica plants were studied its antibacterial activity against two types of bacteria Staphylococcus aureus and E. coli each plant was used in three different concentrations (25%, 50% and 100%). Results: It was recognized that both plant extracts have inhibitory effects against two tested bacteria with the observations that the Eucalyptus has more anti-bacterial activity than Oak. Conclusion: A significant effect on the growth inhibition of gram positive and gram negative bacteria occur during use water extract of Eucalyptus globulus and Quercus persica Plant