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Window of HPV18 neutralization by immune sera.
| Name | Serum Dilution (fold) |
Window of Neutralization (hour) |
|---|---|---|
| WH 102 | 1000 | <2 |
| 4861 | 250 | <2 |
| 4881 | 250 | <4 |
| 4901 | 250 | <2 |
| 4921 | 250 | <4 |
The experiments were all conducted with passage 2 PHKs at MOI 20. Immune sera added after 2 or 4 h post-infection did not neutralize the virus. An example can be seen in Fig. 3A.
