Bacteria Zone of inhibition mm ± standard deviation Concentration 20 % 30 % 40 % Escherichia coli 14mm ± 0.22 17mm ± 0.05 19mm ± 0.12 Staphylococcus aureus 16mm ± 0.04 18mm ± 0.05 19mm ± 0.15 Pseudomonas aeruginosa 8mm ± 0.17 9mm ± 0.02 12mm ± 0.03 Acinetobacter sp 15mm ± 0.11 17mm ± 0.17 18mm ± 0.12 Klebsiella pneumonia 18mm ± 0.09 20mm ± 0.13 22mm ± 0.11

Table 2: Antibacterial activity of Acetone extracted from juniper phoenicea. Each assay in these experiments was repeated three times and the results (mm of zone of inhibition) were expressed as average values ( ± standard deviation). Mean inhibition zone diameter (mm) after 24 h of incubation.