Table 8.
Influence of maternal nutrient restriction and arginine supplementation on offspring organ mass at day 54 of age
| Organ | Maternal treatments1 | SEM | P-value2 | P-values3 | |||
|---|---|---|---|---|---|---|---|
| CON | RES | RES-ARG | CON vs. RES and RES-ARG | RES vs. RES-ARG | |||
| Brain, g | 93.6 | 93.4 | 92.7 | 2.69 | 0.97 | 0.88 | 0.85 |
| g/kg BW | 4.05 | 4.31 | 3.96 | 0.224 | 0.52 | 0.75 | 0.27 |
| Adrenals, g | 1.72a | 1.46b | 1.54ab | 0.072 | 0.03 | 0.01 | 0.44 |
| g/kg BW | 0.074 | 0.067 | 0.065 | 0.0035 | 0.18 | 0.07 | 0.77 |
| Thyroid, g | 1.80 | 1.81 | 1.93 | 0.139 | 0.77 | 0.69 | 0.55 |
| g/kg BW | 0.076 | 0.083 | 0.082 | 0.0056 | 0.61 | 0.33 | 0.83 |
| Heart, g | 147.0 | 132.3 | 138.4 | 5.38 | 0.16 | 0.08 | 0.43 |
| g/kg BW | 6.19 | 6.08 | 5.87 | 0.169 | 0.40 | 0.29 | 0.40 |
| Liver, g | 481.2 | 429.5 | 490.0 | 21.08 | 0.11 | 0.40 | 0.05 |
| g/kg BW | 20.34 | 19.63 | 20.70 | 0.616 | 0.47 | 0.81 | 0.23 |
| Pancreas, g | 28.7 | 24.3 | 27.2 | 1.53 | 0.12 | 0.10 | 0.17 |
| g/kg BW | 1.20 | 1.10 | 1.16 | 0.058 | 0.47 | 0.31 | 0.48 |
| Kidneys, g | 106.1 | 102.6 | 108.6 | 4.67 | 0.66 | 0.93 | 0.37 |
| g/kg BW | 4.46 | 4.68 | 4.58 | 0.084 | 0.17 | 0.09 | 0.41 |
| Total visceral adiposity, g | 1,021.7 | 851.2 | 888.1 | 102.40 | 0.45 | 0.22 | 0.80 |
| g/kg BW | 41.5 | 38.9 | 37.5 | 3.83 | 0.75 | 0.48 | 0.80 |
| Omental fat, g | 511.6 | 424.4 | 487.8 | 53.87 | 0.49 | 0.39 | 0.41 |
| g/kg BW | 20.69 | 19.38 | 20.55 | 2.013 | 0.88 | 0.76 | 0.68 |
| Perirenal fat, g | 510.0 | 426.8 | 400.3 | 55.98 | 0.34 | 0.16 | 0.74 |
| g/kg BW | 20.79 | 19.52 | 16.97 | 2.182 | 0.45 | 0.33 | 0.41 |
| Full GI tract, g | 3,732.2 | 3,330.8 | 3,471.6 | 186.73 | 0.30 | 0.15 | 0.60 |
| g/kg BW | 156.4 | 152.5 | 147.2 | 5.82 | 0.52 | 0.35 | 0.52 |
| Empty GI tract, g | 955.9 | 891.2 | 920.2 | 35.35 | 0.44 | 0.26 | 0.57 |
| g/kg BW | 40.59 | 40.91 | 39.00 | 1.172 | 0.48 | 0.66 | 0.26 |
| Stomach, g | 304.5 | 267.8 | 259.0 | 15.67 | 0.10 | 0.04 | 0.70 |
| g/kg BW | 12.78 | 12.31 | 11.10 | 0.630 | 0.16 | 0.16 | 0.18 |
| Small intestine, g | 454.7 | 442.8 | 470.5 | 20.55 | 0.64 | 0.94 | 0.35 |
| g/kg BW | 19.37 | 20.31 | 19.85 | 0.707 | 0.65 | 0.42 | 0.65 |
| Large intestine, g | 190.4 | 180.6 | 190.7 | 9.74 | 0.71 | 0.69 | 0.47 |
| g/kg BW | 8.09 | 8.28 | 8.05 | 0.394 | 0.91 | 0.88 | 0.69 |
a,bMeans within a row with different superscripts differ (P ≤ 0.05).
1CON = control, 100% NRC requirements (n = 11); RES = restricted, 60% CON nutrients (n = 11); RES-ARG = restricted + arginine, 60% CON nutrients with 180 mg rumen-protected arginine supplement per kg BW (n = 11).
2 P-value associated with overall F-test for treatment.
3 P-values associated with specific contrasts.