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Table 4 Effects of inorganic and bacterial organic selenium sources on villus height and crypt depth of the duodenum, jejunum, and ileum in broiler chickens

From: Influence of bacterial organic selenium on blood parameters, immune response, selenium retention and intestinal morphology of broiler chickens

Parameters Dietary treatments 1   
T1 T2 T3 T4 T5 SEM P-value
21 days
Villi height µm
Duodenum 914.0c 930.9cb 1020.5ab 1109.6a 1141.9a 20.72 < 0.0001
Jejunum 458.23b 514.12b 599.33a 622.76a 593.07a 14.63 0.0002
Ileum 326.53c 484.97a 402.35b 430.14ab 475.16a 13.18 < 0.0001
Crypt depth, µm
Duodenum 80.87 75.15 78.35 74.17 73.88 1.82 0.7199
Jejunum 72.07 71.63 70.75 71.83 73.21 1.51 0.9925
Ileum 75.36 75.59 70.80 72.69 71.82 2.21 0.9508
42 days
Villi height µm
Duodenum 1159.9c 1163.9c 1155.1c 1200.1b 1265.2a 16.71 0.0360
Jejunum 619.74 625.57 685.19 731.08 696.85 16.53 0.1474
Ileum 550.62 575.92 576.10 588.88 599.52 13.92 0.8618
Crypt depth, µm
Duodenum 97.78 99.68 94.99 93.10 92.91 2.36 0.8809
Jejunum 89.68 87.14 85.33 83.20 75.99 1.51 0.0610
Ileum 91.61 87.75 82.81 80.99 78.81 2.38 0.4477
  1. 1T1; basal diet, T2; basal diet + 0.3 mg/ kg feed sodium selenite, T3; basal diet + 0.3 mg/ kg feed ADS1 Se, T4; basal diet + 0.3 mg/ kg feed ADS2 Se, T5; basal diet + 0.3 mg/ kg feed ADS18 Se
  2. abc Means with different letter within a row differed significantly