S. No. | Organism | Zone size for ampicillin | Zone size for sample + ampicillin | Zone size for gentamicin | Zone for sample + gentamicin | ||||||||
P1 | P2 | Mean | P1 | P2 | Mean | P1 | P2 | Mean | P1 | P2 | Mean | ||
1. | S. aureus | 42 | 46 | 44 | 22 | 20 | 21 | 28 | 30 | 29 | 20 | 18 | 19 |
2. | P. aeruginosa | RE | RE | RE | 19 | 23 | 21 | 18 | 20 | 19 | 20 | 16 | 18 |