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Table 5 The effect of bacteriophage cocktail supplementation on meat quality and organ weight in broilersa

From: Bacteriophage cocktail supplementation improves growth performance, gut microbiome and production traits in broiler chickens

Items PC CON BP 0.05 BP 0.10 SEMb P-value
0% 0.05% 0.10% PC vs. CON CON vs. BP 0.05, BP 0.10 PC vs. BP 0.05, BP 0.10 Linear Quadratic
pH value 7.49 7.52 7.54 7.54 0.0287 0.3845 0.6189 0.1392 0.6821 0.8963
Breast muscle color
 Lightness (L*) 56.51 57.81 54.97 59.07 1.011 0.3689 0.5285 0.6803 0.3749 0.0096
 Redness (a*) 12.81 13.02 14.05 11.85 0.457 0.7455 0.9000 0.8030 0.0598 0.0050
 Yellowness (b*) 10.80 10.73 11.71 11.65 0.67 0.9449 0.2592 0.2932 0.3568 0.5366
WHC, % 54.79 55.26 54.69 54.97 2.465 0.8931 0.8886 0.9880 0.9279 0.8783
Drip loss, %
 d 1 3.43 3.96 3.58 3.77 0.304 0.2314 0.4583 0.5141 0.6853 0.4802
 d 3 5.29 5.48 5.58 5.34 0.126 0.3022 0.9057 0.2832 0.4853 0.3250
 d 5 9.17 9.74 9.65 9.16 0.374 0.2913 0.4701 0.6140 0.2868 0.6650
 d 7 13.93 14.66 14.20 14.10 0.414 0.2284 0.3322 0.6660 0.3787 0.7361
Relative organ weight, %
 Breast muscle 24.28 22.97 23.46 24.07 0.592 0.1290 0.2815 0.4844 0.2076 0.9382
 Liver 2.74 2.72 2.72 2.62 0.122 0.8969 0.7486 0.6388 0.5869 0.7342
 Bursa of Fabricius 0.12 0.13 0.12 0.11 0.006 0.0464 0.0226 0.9944 0.0262 0.6886
 Abdominal fat 1.19 1.11 1.21 1.21 0.067 0.4196 0.2395 0.7995 0.3781 0.5717
 Spleen 0.18 0.19 0.18 0.17 0.006 0.1444 0.0667 0.8625 0.0521 0.8386
 Gizzard 1.13 1.12 1.05 1.05 0.031 0.8796 0.0847 0.0596 0.1135 0.2432
  1. a Abbreviation: CON Basal diet without antibiotics or bacteriophage, PC CON + 0.025% AVILAMIX®, BP 0.05 CON + 0.05% Bacteriophage, BP 0.10 CON + 0.10% Bacteriophage
  2. b Standard error of means
  3. Values represent the means of 10 chickens per treatment that are randomly selected