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Table 4 Effect of Api-PR19 and antibiotic on the conditioned pathogen abundance and the microbiota of broilers’ gut

From: A novel apidaecin Api-PR19 synergizes with the gut microbial community to maintain intestinal health and promote growth performance of broilers

  Item CON AGP AP2
(200 mg/kg Api-PR19)
SEM P-value
21 d Total bacteria 16.47 16.63 16.80 0.15 0.704
Escherichia coli 12.74 12.51 12.94 0.23 0.338
Bifidobacterium bifidum 13.20 13.85 13.44 0.18 0.391
Salmonella gallinarum 13.17 13.42 13.40 0.24 0.925
Campylobacter jejuni 11.16 11.84 11.65 0.19 0.419
42 d Total bacteria 14.93a 14.04b 14.48ab 0.14 0.019
Escherichia coli 9.92a 8.54b 8.46b 0.25 0.011
Bifidobacterium bifidum 13.36 12.62 12.96 0.15 0.138
Salmonella gallinarum 12.98 12.58 12.55 0.11 0.256
Campylobacter jejuni 11.84a 10.83b 11.49ab 0.18 0.043
42 d
α-diversity
Observed species 2947.60 3124.60 2955.80 104.89 0.767
Shannon 8.20 8.34 8.35 0.13 0.888
Simpson 0.972 0.974 0.980 0.005 0.801
Chao1 3928.21 4158.35 3883.47 142.29 0.730
Goods coverage 0.976 0.974 0.978 0.0016 0.641
  1. Note: a-b within a row with different superscripts means significantly difference