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Table 2 Body weight of the chickens (g) and histomorphological measurements of the duodenum on d 21 and 42 of rearing

From: The influence of in ovo injection with the prebiotic DiNovo® on the development of histomorphological parameters of the duodenum, body mass and productivity in large-scale poultry production conditions

Parameters D 21 D 42
Control DiNovo® Control DiNovo®
Body weight of the chickens with histological samples taken, g, n = 15 811 ± 23.2 845 ± 15.1 2170 ± 30.3 2190 ± 51.6
Duodenal weight, g 7.40 ± 0.2 8.03 ± 0.4 15.30 ± 0.6 15.28 ± 0.6
Duodenal length, cm 25.79 ± 3.9 25.30 ± 3.0 33.60 ± 2.6 33.16 ± 3.2
Duodenal CSA (cross-sectional area), mm2 23.81 ± 4.27 23.73 ± 2.82 35.34 ± 4.66 36.62 ± 6.14
Duodenal diameter (excluding tunica serosa), μm 5484 ± 493.94 5484 ± 330.71 6690 ± 444.08 6808 ± 537.65
Muscularis thickness, μm 148 ± 25.38 149 ± 22.15 194 ± 13.50 191 ± 31.31
Villus height, μm 1316 ± 43.2 1302 ± 43.2 1536a ± 56.8 1383b ± 32.3
Villus width, μm 109b ± 3.6 126a ± 5.7 115A ± 5.5 99B ± 2.3
Villus surface area, μm2 443,997 ± 13.654 514,529 ± 34.306 558,730A ± 41.777 429,764B ± 11.648
Crypt depth, μm 108B ± 4.2 146A ± 1.8 227A ± 3.7 113B ± 4.6
  1. Values with different letters differ significantly between treatments (a-b P < 0.05, A-B P < 0.01)