Table 4.
Results from antibiotic susceptibility tests (disk diffusion assays) against E. coli and S. aureus.
| E. coli D21 | S. aureus MN8 | |
|---|---|---|
| Experiment 1—cell lysates | ||
| Cell-free Rb | - | - |
| Rb-infected IRE11 | - | - |
| Uninfected IRE11 | - | - |
| Spectinomycin 10 μg | + | + |
| Spectinomycin 100 μg | + | + |
| Experiment 2—live cells and supernatant | ||
| Cell-free Rb | - | - |
| IRE11 + 25% Rb | - | - |
| IRE11 + 50% Rb | - | - |
| IRE11 + >95% Rb | - | - |
| Uninfected IRE11 | - | - |
| IRE11 + 25% Rb supernatant | - | - |
| IRE11 + 50% Rb supernatant | - | - |
| IRE11 + >95% Rb supernatant | - | - |
| IRE11 supernatant | - | - |
| Spectinomycin 100 μg | + | + |
+ inhibition of bacterial growth; - no inhibition of bacterial growth.