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Table 1 Compositions of the experimental diets based on MPI, RPI or a mix of OPI

From: Rapeseed and milk protein exhibit a similar overall nutritional value but marked difference in postprandial regional nitrogen utilization in rats

 

OPI

MPI

RPI

Milk protein isolate (g.kg-1)

-

249.1

-

Rapeseed protein isolate (g.kg-1)

-

-

216.9

Fish protein isolate (g.kg-1)

74.0

-

-

Soy protein isolate (g.kg-1)

74.0

-

-

Wheat protein isolate (Gluten) (g.kg-1)

85.5

-

-

Starch (g.kg-1)

483.5

486.6

493.9

Sucrose (g.kg-1)

49.4

33.8

50.5

Soy oil (g.kg-1)

131.4

127.7

134.2

Minerals (AIN-93M) (g.kg-1)

36.8

36.9

37.6

Vitamins (AIN-93M) (g.kg-1)

10.5

10.6

10.7

Cellulose (g.kg-1)

52.6

52.8

53.7

Choline (g.kg-1)

2.4

2.4

2.5

Total protein (% of energy)

20

20

20

Total carbohydrates (% of energy)

50

50

50

Total fat (% of energy)

30

30

30

Metabolizable energy (kcal.g-1 of DM)

4.18

3.98

4.03

Indispensable AA (mg.g-1 of protein)

   

   Valine

46

64

47

   Tyrosine

35

46

31

   Phenylalanine

48

46

46

   Cysteine

15

9

22

   Methionine

21

24

21

   Lysine

60

76

63

   Leucine

76

93

79

   Isoleucine

45

58

38

   Threonine

36

43

53

   Tryptophan

13

13

14

Total

395

472

414

  1. MPI: milk protein isolate; RPI: rapeseed protein isolate; OPI: other protein isolate.