Research Article
Egg White Hydrolysate Retains the Nutritional Value of Proteins and Is Quickly Absorbed in Rats
Table 3
Faecal and urine nitrogen content in rats fed a diet containing protein or hydrolysate of milk whey or egg white.
| | Milk whey | Egg white | Protein | Hydrolysate | Protein | Hydrolysate |
| Faecal weight (dry·g/5 days) | 8.72 ± 0.18 | 8.58 ± 0.15 | 8.44 ± 0.11 | 8.50 ± 0.07 | Urine volume (mL/5 days) | 73.6 ± 14.1 | 68.5 ± 8.7 | 70.4 ± 11.4 | 57.2 ± 6.2 | Faecal nitrogen (mg/5 days) | 43.5 ± 0.9 | 46.6 ± 1.0 | 44.1 ± 0.9 | 41.4 ± 1.9 | Urine nitrogen (mg/5 days) | 135 ± 8a | 133 ± 16a | 84.3 ± 11.5b | 85.8 ± 7.3b |
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Data are mean ± SE of six rats. Superscript letters indicate a significant difference (Tukey’s test, ). |