Table 1.
Determination of half-life of purified equine IgG and F(ab’)2 in guinea pigs.
| Group | Guinea Pig Number | Neutralization titer | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0h | 1h | 4h | 8h | 12h | 24h | 48h | 72h | 96h | 120h | 144h | ||
| IgG | No.1 | – | 1:1280 | 1:1280 | 1:2560 | 1:2560 | 1:2560 | 1:2560 | 1:1260 | 1:640 | 1:640 | 1:320 |
| No.2 | – | 1:1280 | 1:1280 | 1:2560 | 1:2560 | 1:2560 | 1:1280 | 1:1280 | 1:640 | 1:640 | 1:320 | |
| No.3 | – | 1:640 | 1:640 | 1:1280 | 1:1280 | 1:2560 | 1:1280 | 1:640 | 1:640 | 1:320 | 1:160 | |
| No.4 | – | 1:1280 | 1:1280 | 1:1280 | 1:2560 | 1:1280 | 1:1280 | 1:640 | 1:640 | 1:320 | 1:160 | |
| No.5 | – | 1:1280 | 1:1280 | 1:2560 | 1:1280 | 1:1280 | 1:1280 | 1:1260 | 1:1260 | 1:640 | 1:320 | |
| F(ab’)2 | No.1 | – | 1:1280 | 1:1280 | 1:1280 | 1:640 | 1:160 | 1:80 | 1:20 | – | – | – |
| No.2 | – | 1:1280 | 1:2560 | 1:640 | 1:640 | 1:160 | 1:40 | 1:20 | – | – | – | |
| No.3 | – | 1:1280 | 1:1280 | 1:640 | 1:160 | 1:160 | 1:40 | – | – | – | – | |
| No.4 | – | 1:1280 | 1:1280 | 1:640 | 1:320 | 1:160 | 1:40 | – | – | – | – | |
| No.5 | – | 1:1280 | 1:2560 | 1:1280 | 1:320 | 1:80 | 1:40 | – | ||||