| Treatment | Ab titer (1/dilution) |
| Control | 3800 ± 900 |
| MHV | 29000 ± 6000 |
| Poly (I:C) | 3500 ± 300 |
| Poly (I:C) + MHV | 18000 ± 1700* |
| Loxoribine. | 8500 ± 200 |
| Loxoribine. + MHV | 37000 ± 7000 |
| CpG | 3500 ± 150 |
| CpG + MHV | 42000 ± 4500* |