Table 3.
Effects of dietary N-carbamylglutamate (NCG) and rumen-protected L-arginine (RP-Arg) supplementation on indices of the fetal blood in underfed Hu ewes on d 110 of gestation1.
| Item | CON2 | RES3 | RESA4 | RESN5 | SEM | P-value |
|---|---|---|---|---|---|---|
| TP, g/L | 42.38a | 29.78c | 34.57b | 35.09b | 1.13 | 0.009 |
| ALB, g/L | 22.09 | 21.89 | 21.97 | 22.01 | 0.78 | 0.301 |
| GLB, g/L | 9.38a | 6.75c | 8.01b | 8.35b | 0.45 | 0.013 |
| ALB:GLB ratio | 2.36c | 3.24a | 2.74b | 2.65b | 0.17 | 0.007 |
| AST, IU/L | 22.67b | 32.38a | 23.09b | 22.97b | 1.55 | 0.019 |
| ALT, IU/L | 3.99a | 2.07c | 3.02b | 3.91a | 0.12 | 0.006 |
| AST:ALT ratio | 5.68c | 15.64a | 7.65b | 5.88c | 1.01 | 0.007 |
| AKP, IU/L | 137.65a | 108.87b | 110.34b | 109.78b | 7.09 | 0.021 |
| PON, IU/L | 165.23 | 160.29 | 163.63 | 161.97 | 8.03 | 0.126 |
| SAA, g/mL | 1179.07c | 2087.89a | 1609.36b | 1648.85b | 113.87 | 0.008 |
TP = total protein; ALB = albumin; GLB = globulin; AST = aspartate transaminase; ALT = alanine transaminase; AKP = alkaline phosphatase; PON = paraoxonase; SAA = serum amyloid protein A.
a, b, c Means in a row with superscripts without a common letter differ, P ＜0.05.
1
Data are means and pooled SEM (n = 16 per group).
2
CON: ewes fed 100% of NRC (1985) recommendations for pregnancy.
3
RES: ewes fed 50% of NRC (1985) recommendations for pregnancy.
4
RESA: RES ewes supplemented RP-Arg at 20 g per day.
5
RESN: RES ewes supplemented NCG at 5 g per day.