Table 4.
Number of birds, out of 10 animals analyzed, fed with diets presenting xylanase, β-glucanase, and lysozyme activities in digesta samples collected from various gastrointestinal compartments.
| Item | CON1 | MA1 | MAR1 | MAL1 | Chi-square value | P value |
|---|---|---|---|---|---|---|
| Xylanase activity | ||||||
| Crop | 1 | 0 | 1 | 3 | 4.34 | 0.227 |
| Gizzard | 0 | 0 | 0 | 0 | – | – |
| Duodenum | 0a | 0a | 3b | 0a | 9.73 | 0.021 |
| Jejunum | 0 | 2 | 0 | 3 | 6.17 | 0.104 |
| Ileum | 2 | 2 | 2 | 4 | 1.60 | 0.659 |
| Caecum | 5 | 8 | 7 | 7 | 2.16 | 0.538 |
| β-Glucanase activity | ||||||
| Crop | 4 | 4 | 8 | 3 | 5.91 | 0.116 |
| Gizzard | 1 | 2 | 0 | 1 | 2.22 | 0.528 |
| Duodenum | 0 | 0 | 2 | 0 | 6.32 | 0.097 |
| Jejunum | 0 | 0 | 0 | 0 | – | – |
| Ileum | 2 | 1 | 1 | 1 | 0.63 | 0.890 |
| Caecum | 10 | 10 | 10 | 10 | – | – |
| Lysozyme activity | ||||||
| Crop | 0 | 0 | 0 | 1 | 3.08 | 0.380 |
| Gizzard | 0 | 0 | 0 | 1 | 3.08 | 0.380 |
| Duodenum | 0 | 0 | 0 | 1 | 3.08 | 0.380 |
| Jejunum | 0a | 9b | 8b | 10b | 28.6 | <0.001 |
| Ileum | 0a | 9b | 10b | 9b | 31.4 | <0.001 |
| Caecum | 2a | 5a | 8b | 9b | 12.5 | 0.006 |
a,bDifferent superscript lowercase letters within a row indicate a significant difference (P < 0.05).
1
CON: corn/soybean, in the control group; MA: 15% Spirulina; MAR: 15% Spirulina + 0.005% Robavio Excel AP; MAL: 15% Spirulina + 0.01% lysozyme.