Table 2.
Minimum inhibitory concentration (MIC) values of C. nardus essential oil, kanamycin and eugenol against systemic bacteria isolated from cultured aquatic animals and ATCC bacterial type strains.
| Bacterial species | Source | C. nardus essential oil (µg/ml) | Kanamycin (µg/ml) | Eugenol (µg/ml) |
|---|---|---|---|---|
| Edwardsiella spp. | Lates calcarifer | 0.488 | 31 | 62,500 |
| Edwardsiella spp. | Macrobrachium rosenbergii | 0.488 | 31 | 62,500 |
| Edwardsiella spp. | Rana catesbeiana | 0.977 | 15 | 250,000 |
| Edwardsiella tarda | Clarias gariepinus | 0.488 | 15 | 62,500 |
| Edwardsiella tarda | Clarias gariepinus | 0.488 | 31 | 62,500 |
| Edwardsiella tarda | Clarias gariepinus | 0.488 | 31 | 62,500 |
| Edwardsiella tarda | Clarias gariepinus | 0.488 | 31 | 62,500 |
| Edwardsiella tarda | Clarias gariepinus | 0.488 | 31 | 62,500 |
| Edwardsiella tarda | Clarias gariepinus | 0.488 | 62 | 62,500 |
| Edwardsiella tarda | Clarias gariepinus | 0.977 | 31 | 125,000 |
| Edwardsiella tarda | Tilapia sp. | 0.244 | 31 | 32,500 |
| Edwardsiella tarda | Tilapia sp. | 0.244 | 125 | 15,625 |
| Edwardsiella tarda | Monopterus albus | 0.244 | 31 | 32,500 |
| Edwardsiella tarda | Monopterus albus | 0.244 | 31 | 15,625 |
| Edwardsiella tarda | Monopterus albus | 0.244 | 62 | 15,625 |
| Edwardsiella tarda | Monopterus albus | 0.244 | 125 | 32,500 |
| Edwardsiella tarda | Monopterus albus | 0.488 | 31 | 62,500 |
| Edwardsiella tarda | Trichogaster pectoralis | 0.244 | 31 | 15,625 |
| Edwardsiella tarda | Trichogaster pectoralis | 0.488 | 31 | 32,500 |
| Edwardsiella tarda | Trichogaster pectoralis | 0.488 | 31 | 62,500 |
| Edwardsiella tarda | Trichogaster pectoralis | 0.488 | 31 | 62,500 |
| Vibrio spp. | Macrobrachium rosenbergii | 0.244 | 62 | 31,250 |
| Vibrio spp. | Penaeus monodon | 0.244 | 31 | 15,625 |
| Vibrio spp. | Penaeus vannamei | 0.244 | 31 | 15,625 |
| Vibrio spp. | Rana catesbeiana | 0.244 | 31 | 31,250 |
| Vibrio spp. | Scylla sp. | 0.244 | 62 | 15,625 |
| Vibrio damsela | Lates calcarifer | 0.488 | 31 | 32,500 |
| Aeromonas spp. | Macrobrachium rosenbergii | 0.488 | 31 | 62,500 |
| Aeromonas spp. | Rana catesbeiana | 0.977 | 15 | 125,000 |
| Escherichia coli | Macrobrachium rosenbergii | 0.488 | 31 | 62,500 |
| Escherichia coli | Lates calcarifer | 0.488 | 62 | 62,500 |
| Salmonella spp. | Macrobrachium rosenbergii | 0.488 | 31 | 62,500 |
| Salmonella spp. | Lates calcarifer | 0.244 | 31 | 15,625 |
| Flavobacterium spp. | Rana catesbeiana | 0.977 | 62 | 125,000 |
| Pseudomonas spp. | Lates calcarifer | 0.244 | 31 | 32,500 |
| Streptococcus spp. | Lates calcarifer | 0.488 | 62 | 62,500 |
| Aeromonas hydrophila | ATCC 49140 | 0.488 | 31 | 62,500 |
| Yersinia enterocolitica | ATCC 23715 | 0.488 | 31 | 62,500 |
| Citrobacter freundii | ATCC 8090 | 0.244 | 31 | 32,500 |
| Edwardsiella tarda | ATCC 15947 | 0.244 | 31 | 32,500 |
| Escherichia coli | ATCC 25922 | 0.244 | 31 | 32,500 |
| Pseudomonas aeruginosa | ATCC 35032 | 0.244 | 31 | 32,500 |
| Streptococcus agalactiae | ATCC13813 | 0.244 | 31 | 32,500 |