Table 4.
The bactericidal efficacy of tested disinfectants, silver nanoparticles and its loaded forms against P. aeruginosa traits.
| Tested disinfectant/bacteria (no.) | Conc (mg/L) | Sensitivity pattern (%) of P. aeruginosa isolates at different exposure times | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 30 min | 1 h | 24 h | ||||||||
| S | I | R | S | I | R | S | I | R | ||
| Peracteic acid® | 0.25% | 10.0 | 0.0 | 90.0 | 15.0 | 5 | 80 | 30.0 | 20.0 | 50.0 |
| 0.5% | 20.0 | 5 | 75.0 | 25.0 | 10 | 65 | 35.0 | 25.0 | 40.0 | |
| Virokill® | 0.25 | 15.0 | 10 | 75.0 | 20.0 | 15 | 65 | 25.0 | 20.0 | 55.0 |
| 0.5 | 20.0 | 10 | 70.0 | 25.0 | 20 | 55 | 30.0 | 30.0 | 40.0 | |
| 1.0% | 35.0 | 0.0 | 65.0 | 30.0 | 10 | 60 | 45.0 | 10.0 | 45.0 | |
| AgNPs | 150 | 15.0 | 10 | 75.0 | 15.0 | 10 | 75 | 20.0 | 15.0 | 65.0 |
| 200 | 20.0 | 15 | 65.0 | 30.0 | 10 | 60 | 55.0 | 15.0 | 30.0 | |
| Virokill/AgNPs | 150 | 25.0 | 5 | 70.0 | 30.0 | 20 | 50 | 40.0 | 20.0 | 40.0 |
| 200 | 30.0 | 10 | 60.0 | 35.0 | 25.0 | 40.0 | 70.0 | 20.0 | 10.0 | |
| P value | 0.001 | 0.001 | 0.001 | |||||||
S Sensitive, I Intermediate, R Resistant.