Table 2.
Inhibition zone of crude extract from P. retrofractum by agar disk diffusion assay.
| Microorganism | Inhibition zone of crude extract from organic solvent (mm) | ||||||
|---|---|---|---|---|---|---|---|
| Hex∗ 51.84 µg |
Iso∗ 45.68 µg |
Dic∗ 51.20 µg |
Ace∗ 45.84 µg |
Met∗ 57.44 µg |
Amp∗ 2.00 µg |
DM∗ 10 µl |
|
| E. coli | 0.50 | 0.50 | 0.50 | 0.50 | 2.00 | 5.00 | ni |
| B. subtilis | ni | ni | ni | 1.00 | 0.50 | 13.00 | ni |
| E. faecalis | ni | 3.50 | 1.50 | 1.25 | 3.50 | 48.00 | ni |
| K. pneumonia | ni | ni | ni | 1.00 | ni | 7.00 | ni |
| P. aeruginosa | ni | ni | ni | ni | 4.00 | 18.00 | ni |
| S. typhi | ni | 0.50 | 0.00 | 0.50 | 2.00 | 44.00 | ni |
| S. aureus | 1.00 | 4.00 | 2.00 | ni | 6.00 | 54.00 | ni |
| V. parahaemolyticus XN89 | 0.50 | ni | 1.00 | 1.00 | 3.00 | 34.00 | ni |
| V. paraparahaemolyticus 5HP | 0.00 | ni | ni | 1.00 | 0.50 | 37.00 | ni |
| C. albicans | 1.25 | 1.00 | ni | 1.00 | 8.00 | 53.00 | ni |
∗Hex = hexane, Iso = isopropanol, Dic = dichloromethane, Ace = acetonitrile, Met = methanol, Amp = ampicillin, and DM = DMSO; ni = no inhibition.