| No. | Time of infection (min) | Co-culture time (d) | Days (d) |
| 1 | 30 | 3 | 60 |
| 2 | 60 | ||
| 3 | 90 | ||
| 4 | 30 | 6 | |
| 5 | 60 | ||
| 6 | 90 | ||
| 7 | 30 | 12 |
|
| 8 | 60 | ||
| 9 | 90 |