Table 3.
Results of antibacterial bioassay (concentration used 1 mg/mL of DMSO). (a) E coli, (b) S flexenari, (c) P aeruginosa, (d) S typhi, (e) S aureus, (f) B subtilis 10 <: weak; > 10: moderate; > 16: significant.
| Bacteria | |||||||
|
|
|||||||
| Gram-negative | Gram-positive | ||||||
|
| |||||||
| (a) | (b) | (c) | (d) | (e) | (f) | ||
|
| |||||||
| Compound (zone of inhibition) | L1 | 12 | 07 | 13 | 11 | 16 | 15 |
| L2 | 14 | 07 | 14 | 14 | 15 | 16 | |
| L3 | 14 | 08 | 12 | 15 | 16 | 17 | |
| L4 | 13 | 05 | 14 | 14 | 17 | 14 | |
| L5 | 12 | 07 | 15 | 15 | 17 | 15 | |
| 1 | 16 | 10 | 16 | 16 | 18 | 17 | |
| 2 | 15 | 11 | 15 | 17 | 18 | 18 | |
| 3 | 15 | 10 | 17 | 18 | 18 | 18 | |
| 4 | 16 | 12 | 22 | 18 | 19 | 19 | |
| 5 | 15 | 10 | 17 | 18 | 19 | 18 | |
| 6 | 15 | 10 | 16 | 17 | 19 | 17 | |
| 7 | 16 | 11 | 17 | 18 | 20 | 18 | |
| 8 | 16 | 11 | 18 | 19 | 21 | 19 | |
| 9 | 17 | 10 | 17 | 17 | 18 | 18 | |
| 10 | 16 | 10 | 18 | 16 | 19 | 19 | |
| 11 | 17 | 11 | 16 | 17 | 19 | 18 | |
| 12 | 19 | 12 | 17 | 24 | 20 | 19 | |
| 13 | 16 | 10 | 16 | 19 | 19 | 18 | |
| 14 | 16 | 11 | 17 | 17 | 17 | 18 | |
| 15 | 17 | 10 | 18 | 18 | 18 | 17 | |
| 16 | 18 | 11 | 17 | 20 | 20 | 20 | |
| 17 | 14 | 09 | 17 | 17 | 18 | 18 | |
| 18 | 17 | 10 | 18 | 18 | 19 | 19 | |
| 19 | 19 | 09 | 16 | 18 | 19 | 19 | |
| 20 | 25 | 10 | 19 | 18 | 20 | 21 | |
| 21 | 12 | 07 | 13 | 12 | 15 | 17 | |
| 22 | 11 | 06 | 14 | 13 | 16 | 18 | |
| 23 | 12 | 06 | 12 | 12 | 17 | 16 | |
| 24 | 15 | 09 | 16 | 14 | 18 | 24 | |
| 25 | 12 | 08 | 14 | 13 | 16 | 16 | |
| 26 | 12 | 07 | 15 | 12 | 15 | 17 | |
| 27 | 14 | 08 | 14 | 12 | 17 | 19 | |
| 28 | 15 | 09 | 16 | 14 | 18 | 19 | |
| 29 | 11 | 08 | 12 | 12 | 14 | 15 | |
| 30 | 12 | 07 | 12 | 11 | 16 | 16 | |
| 31 | 13 | 07 | 14 | 13 | 15 | 16 | |
| 32 | 14 | 10 | 15 | 15 | 17 | 18 | |
| 33 | 13 | 08 | 14 | 14 | 16 | 17 | |
| 34 | 14 | 09 | 13 | 15 | 15 | 16 | |
| 35 | 12 | 07 | 14 | 15 | 16 | 17 | |
| 36 | 14 | 11 | 16 | 17 | 17 | 18 | |
| 37 | 11 | 09 | 15 | 14 | 15 | 18 | |
| 38 | 12 | 08 | 15 | 15 | 16 | 16 | |
| 39 | 13 | 09 | 14 | 16 | 17 | 17 | |
| 40 | 15 | 10 | 16 | 17 | 26 | 19 | |
| *SD | 30 | 27 | 26 | 27 | 30 | 28 | |
*SD: standard drug (Imipenem).