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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