Table 1.
Serum anti-MJNV IgG antibodies by IFA in hamsters experimentally infected with MJNV strains 04-55 and 05-11.
| MJNV strain 04-55 | MJNV strain 05-11 | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Age Group | No. | Clinical Outcome | Days Post-inoculation | IFA Titer | Age Group | No. | Clinical Outcome | Days Post-inoculation | IFA Titer |
| I (<1 day) | 1 | sd | 13 | 512 | I (<1 day) | 1 | sd | 10 | 4,096 |
| 2 | sd | 13 | 512 | 2 | sd | 10 | 4,096 | ||
| 3 | sd | 14 | 2,048 | 3 | sd | 10 | 2,048 | ||
| 4 | sd | 14 | 4,096 | 4 | sd | 11 | 4,096 | ||
| 5 | ss | 42 | 4,096 | 5 | sd | 11 | 4,096 | ||
| 6 | sd | 11 | 4,096 | ||||||
| 7 | sd | 11 | 4,096 | ||||||
| 8 | sd | 12 | 4,096 | ||||||
| 9 | sd | 13 | 4,096 | ||||||
| II (5 days) | 1 | sd | 10 | 4,096 | II (5 days) | 1 | sd | 10 | 4,096 |
| 2 | sd | 10 | 2,048 | 2 | sd | 10 | 2,048 | ||
| 3 | sd | 10 | 512 | 3 | sd | 10 | 2,048 | ||
| 4 | sd | 10 | 1,024 | 4 | sd | 12 | 4,096 | ||
| 5 | sd | 10 | 4,096 | 5 | ss | 42 | 2,048 | ||
| 6 | sd | 12 | 1,024 | 6 | ss | 42 | 2,048 | ||
| 7 | sd | 12 | 512 | ||||||
| 8 | sd | 12 | 512 | ||||||
| III (10 days) | 1 | sd | 9 | 512 | III (10 days) | 1 | sd | 8 | 4,096 |
| 2 | sd | 9 | 1,024 | 2 | sd | 10 | 4,096 | ||
| 3 | sd | 9 | 4,096 | 3 | sd | 10 | 4,096 | ||
| 4 | sd | 9 | 2,048 | 4 | sd | 15 | 4,096 | ||
| 5 | sd | 9 | 4,096 | 5 | sd | 16 | 2,048 | ||
| 6 | sd | 10 | 4,096 | 6 | ss | 42 | 2,048 | ||
| 7 | sd | 11 | 4,096 | 7 | ss | 42 | 2,048 | ||
| 8 | ss | 42 | 2,048 | ||||||
| IV (14 days) | 1 | sd | 9 | 4,096 | IV (14 days) | 1 | sd | 10 | 4,096 |
| 2 | sd | 11 | 4,096 | 2 | sd | 10 | 4,096 | ||
| 3 | sd | 12 | 4,096 | 3 | sd | 10 | 4,096 | ||
| 4 | sd | 12 | 4,096 | 4 | sd | 10 | 4,096 | ||
| 5 | sd | 12 | 4,096 | 5 | sd | 11 | 4,096 | ||
| 6 | sd | 13 | 4,096 | 6 | sd | 14 | >4,096 | ||
| 7 | sd | 13 | 4,096 | 7 | sd | 14 | >4,096 | ||
| 8 | sd | 13 | 4,096 | 8 | sd | 15 | >4,096 | ||
| 9 | ss | 42 | 512 | ||||||
| 10 | ss | 42 | 1,024 | ||||||
| V (21 days) | 1 | sd | 10 | 4,096 | V (21 days) | 1 | sd | 12 | 4,096 |
| 2 | sd | 12 | 2,048 | 2 | sd | 12 | 4,096 | ||
| 3 | sd | 14 | 4,096 | 3 | sd | 14 | 4,096 | ||
| 4 | ss | 42 | 4,096 | 4 | sd | 15 | 4,096 | ||
| 5 | ss | 42 | 4,096 | 5 | sd | 16 | 4,096 | ||
| 6 | ss | 42 | 4,096 | 6 | ss | 42 | 1,024 | ||
| VI (35 days) | 1 | hs | 42 | 4,096 | VI (35 days) | 1 | hs | 42 | 2,048 |
| 2 | hs | 42 | 4,096 | 2 | hs | 42 | 4,096 | ||
| 3 | hs | 42 | 4,096 | 3 | hs | 42 | 4,096 | ||
| 4 | hs | 42 | 4,096 | 4 | hs | 42 | 4,096 | ||
| 5 | hs | 42 | 4,096 | 5 | hs | 42 | 4,096 | ||
| 6 | hs | 42 | 4,096 | 6 | hs | 42 | 4,096 | ||
| 7 | hs | 42 | 4,096 | 7 | hs | 42 | 4,096 | ||
| 8 | hs | 42 | 4,096 | ||||||
| VII (56 days) | 1 | hs | 42 | 2,048 | VII (56 days) | 1 | hs | 42 | 256 |
| 2 | hs | 42 | 2,048 | 2 | hs | 42 | 2,048 | ||
| 3 | hs | 42 | 2,048 | 3 | hs | 42 | 256 | ||
| 4 | hs | 42 | 512 | 4 | hs | 42 | 512 | ||
| 5 | hs | 42 | 2,048 | 5 | hs | 42 | 512 | ||
| 6 | hs | 42 | 2,048 | 6 | hs | 42 | 1,024 | ||
| 7 | hs | 42 | 1,024 | 7 | hs | 42 | 1,024 | ||
| 8 | hs | 42 | 1,024 | ||||||
Abbreviations for clinical outcomes: sd, sick and dead; ss, sick but surviving at 42 days post-inoculation; hs, healthy and surviving at 42 days post-inoculation
Uninoculated control hamsters in each age group, numbering between 5 and 10, remained healthy during the 42-day study period.