Table 2.
Median (range) serum immunoglobulin G concentrations at different time points in calves fed colostrum (CL) or administered bovine plasma IV (PL)
| Time | Group | |
|---|---|---|
| CL (mg/dL) | PL (mg/dL) | |
| 0 h | 195 (195) | 195 (195) |
| 6 h | 1922.1 (1050.1–2505.8) | 1133.7 (603.3–1579.1) |
| 12 h | 2168.3 (1323.0–2914.9) | 905.6 (672.5–1336.0) |
| 24 h | 2193.8 (1272.2–3,339) | 706.9 (504.3–1336.6) |
| 48 h | 1729.4 (1127.6–2119.2)a | 650.3 (219.0–935.9)a |
| 5 d | 1415.0 (1127.6–2280.8) | 538.3 (246.9–753.8) |
| 7 d | 1490.6 (1020.1–2403.5) | 583.6 (167.5–800.4) |
a
Statistically different comparison (P < .05) at 48 h in determination of passive transfer status between the 2 groups.