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Effectiveness of different virus dilution ratios.
| Dilution | Infectivity | Non-infectivity |
|---|---|---|
| Control | 0 | 0 |
| 1 | 28.15 ± 0.13c | 30.42 ± 0.31 |
| 10 | 30.05 ± 0.41b | 0 |
| 100 | 33.42 ± 0.54a | 0 |
| 1000 | 0 | 0 |
Different letters indicate significant differences (a–c) (P <0.05).
