Table 1.
Composition of control and low-protein diets*
| Control | Low-Protein | |
|---|---|---|
| Ingredients (g kg−1) | ||
| Casein | 219 | 91 |
| Methionine | 3 | 1.36 |
| Corn starch | 304 | 369 |
| Maltodextrin | 101 | 123 |
| Sucrose | 203 | 242 |
| Cellulose | 50 | 50 |
| Soybean oil | 70 | 71 |
| tert-Butylhydroquinone | 0.014 | 0.014 |
| Mineral mix (AIN-93 G)b | 35 | 35 |
| Potassium phosphate | 4.6 | |
| Potassium citrate | 3.65 | |
| Vitamin mix (AIN-93)b | 10 | 10 |
| Choline bitartarate | 2.5 | 2.5 |
| Macronutrient composition (g kg−1) | ||
| Protein | 195 | 80 |
| Carbohydrate | 608 | 734 |
| Fat | 70 | 71 |
| Fibre | 50 | 50 |
| Metabolizable energy (kJ g−1) | 16.1 | 16.3 |
| Protein (% energy) | 20.3 | 8.2 |
aDiets prepared by Research Diets (New Brunswick, NJ, USA).
b
Mineral mix product no. S10022G; vitamin mix product no. V10037.