Table 2 Antibacterial activity of medicinal plant extracts against common bacterial strains
Plant species | Parts used | MIC (MBC) (μg/mL) | ||||
|---|---|---|---|---|---|---|
| Â | Â | Gram-negative bacteria | Gram-positive bacteria | |||
| Â | Â | E. coli | P. aeruginosa | B. cereus | B. subtilis | S. aureus |
Aglaia odorata | Leaves | - | - | 500 (500) | 1,000 (2,000) | 500 (1,000) |
Baeckea frutescens | Leaves | - | - | 62.5 (62.5) | 62.5 (62.5) | 62.5 (62.5) |
Cannabis sativa | Leaves and branches | - | - | 2,000 (>2,000) | - | 2,000 (>2,000) |
Cassytha filiformis | Trunk | - | - | 2,000 (>2,000) | - | 2,000 (>2,000) |
Cinnamomum camphora | Leaves and branches | - | - | 250 (250) | 125 (125) | 500 (1,000) |
Citrus grandis | Leaves | - | - | 500 (1,000) | 1,000 (2,000) | 1,000 (2,000) |
Clematis vitalba | Stem | - | - | 250 (250) | 500 (500) | 500 (1000) |
Cratoxylum formosum ssp. pruniflorum | Leaves | 1,000 (2,000) | 2,000 (>2,000) | 125 (125) | 125 (250) | 125 (250) |
Euphorbia hirta | Whole plant | - | - | 500 (1,000) | 250 (250) | 500 (1,000) |
Pedilanthus tithymaloides | Leaves | 2,000 (>2,000) | 2,000 (>2,000) | 250 (250) | 250 (500) | 250 (250) |
Pluchea indica | Leaves | 2,000 (>2,000) | - | 500 (500) | 1,000 (1,000) | 500 (500) |
Pogostemon cablin | Leaves and branches | 2,000 (>2,000) | - | 125 (250) | 125 (125) | 125 (250) |
Streptomycin sulfate | Â | 10 (10) | 10 (20) | 5 (10) | 2.5 (5) | 5 (10) |
Chloramphenicol | Â | 1.25 (2.5) | 80 (80) | 2.5 (2.5) | 0.63 (1.25) | 5 (5) |