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Table 3 Growth performance and skeletal muscle mass weight of growing-finishing pigs fed the restricted protein diets1

From: Effects of dietary protein restriction on muscle fiber characteristics and mTORC1 pathway in the skeletal muscle of growing-finishing pigs

Items

Dietary treatment2

SEM3

P value

AP (16 % CP)

MP (13 % CP)

LP (10 % CP)

Growth Performance

 Initial body weight, kg

62.33

62.30

62.28

0.88

0.99

 Final body weight, kg

101.43a

97.88ab

94.02b

1.45

<0.01

 Average daily gain, g/d

782.00a

711.67b

634.33c

16.84

<0.01

 Average daily feed intake, g/d

2, 819.30a

2, 614.70ab

2, 547.50b

76.50

0.05

 Feed:Gain ratio

3.60b

3.67b

4.02a

0.06

<0.01

Muscle Weight

Longissimus dorsi muscle, g

2854.3b

3182.13a

2922.5b

66.57

0.09

Psoas major muscle, g

437.03

455.33

404.37

11.35

0.18

Biceps femoris muscle, g

1683.9

1621

1582.37

28.16

0.35

  1. 1Means within different superscript letters are significantly different at P < 0.05 and a trend toward significance at P < 0.10, n = 6
  2. 2AP = adequate protein; MP = moderately restricted protein; LP = low protein
  3. 3SEM = standard error of mean