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Table 5 Effects of Clostridium butyricum on Jejunum morphometry in broilers1

From: Effects of dietary supplementation of probiotic, Clostridium butyricum, on growth performance, immune response, intestinal barrier function, and digestive enzyme activity in broiler chickens challenged with Escherichia coli K88

Items Age of (post-ch)2 Experimental treats Statistics
NC PC CB CS SEM P-value
Villi height, μm 3d 264.35 259.81 275.71 253.01 5.69 0.220
7d 267.65bc 287.54b 346.75a 254.41c 7.91 <0.01
14d 397.49b 355.07c 448.51a 410.9b 8.24 <0.01
21d 429.41b 433.6b 531.09a 407.26b 9.37 <0.01
Crypt depth, μm 3d 50.22a 47.01ab 33.68c 42.9b 2.08 <0.01
7d 50.06b 60.3a 39.44c 38.2c 2.17 <0.01
14d 66.07b 73.96a 56.51c 59.95c 1.87 <0.01
21d 82.5b 115.46a 84.04b 76.03b 3.29 <0.01
  1. a-cMeans in the same row with different superscript letters differ significantly (P < 0.05)
  2. 1Each mean represents 6 birds. NC = birds fed a basal diet without challenged with E. coli K88; PC = birds fed a basal diet and challenged with E. coli K88. CB = birds fed a basal diet including 2 × 107 CFU C. butyricum/kg of diet and challenged with E. coli K88. CS = birds fed a basal diet including 20 mg colistin sulfate/kg of diet and challenged with E. coli K88
  3. 2The days after challenging