Table 1 Formulation and fatty acid composition of the experimental diets.
CTL diet | DHA diet | ALA diet | Extruded linseed flour 5 | |
|---|---|---|---|---|
g/kg of diet | g/kg of diet | g/kg of diet | g/kg | |
Basal mix 1 | ||||
Protein | 200 | |||
Soy protein isolate 2 | 170 | 170 | 147 | |
Glucides | 110 | |||
Sucrose | 220 | 220 | 216 | 35 |
Cornstarch | 440 | 440 | 402 | |
Fibers (mucilages, ...) | 171 | |||
Cellulose | 20 | 20 | 80 | |
Minerals and other components | 44 | |||
L-Cystine | 5 | 5 | 5 | |
Choline chloride | 5 | 5 | 5 | |
Mineral mixture 3 | 50 | 50 | 48 | |
Vitamin mixture 3 | 10 | 10 | 10 | |
Extruded linseed flour 4 | 122 | |||
Lipids | 280 | |||
hydrogenated coconut oil 5 | 15.2 | 15 | 11.3 | |
Cocoa butter 6 | 14.4 | 18 | 25.7 | |
Sunflower seed oil 7 | 48 | 17 | 8.9 | |
Rapeseed oil 8 | 2.4 | 10 | ||
n-3 LCPUFA-rich oil 9 | 20 | |||
Humidity | 80 | |||
Fatty acid composition 10 | % of total FA | % of total FA | % of total FA | % of total FA |
14:0 | 4.7 | 4.6 | 3.5 | - |
16:0 | 11.2 | 13.2 | 10.2 | 5.9 |
18:0 | 8.5 | 11.4 | 8.4 | 2.9 |
18:1 n-9 | 21.7 | 17.5 | 17.0 | 17.3 |
18:2 n-6 | 35.5 | 16.9 | 18.2 | 17.7 |
18:3 n-3 | 0.6 | 23.3 | 1.4 | 55.1 |
20:5 n-3 | - | - | 2.5 | - |
22:5 n-3 | 0.3 | 0.5 | 0.5 | - |
22:6 n-3 | - | - | 16.8 | - |
Total SFA | 40.6 | 40.7 | 39.8 | 9.1 |
Total MUFA | 22.7 | 18.4 | 18.0 | 18.1 |
Total PUFA | 36.8 | 40.8 | 42.2 | 72.8 |
Total n-6 PUFA | 36.0 | 17.5 | 20.5 | 17.7 |
Total n-3 PUFA | 0.7 | 23.4 | 21.7 | 55.1 |
n-6/n-3 ratio | 50.6 | 0.7 | 0.9 | 0.3 |
PUFA/SFA ratio | 0.9 | 1.0 | 1.1 | 8.0 |