Table 5.
Effects of dietary supplementation with different levels of AT-xynA on SCFA concentrations (mg/kg) in different intestinal sites of weaned piglets1
| AT-xynA, U/kg | |||||
|---|---|---|---|---|---|
| Item | 0 | 2000 | 4000 | 6000 | P-value |
| Acetate | |||||
| Ileum | 167.6b | 449.4a | 445.6a | 475.4a | <0.01 |
| Cecum | 2874.6b | 4070.0a | 4152.0a | 4036.5a | 0.01 |
| Colon | 3382.0 | 3606.6 | 3901.2 | 3643.7 | 0.25 |
| Propionate | |||||
| Cecum | 2352.2 | 2675.8 | 2384.0 | 2760.8 | 0.50 |
| Colon | 2333.9 | 2625.5 | 2707.6 | 2345.7 | 0.21 |
| Isobutyrate | |||||
| Cecum | 345.2 | 336.1 | 343.2 | 385.2 | 0.70 |
| Colon | 107.3b | 116.1b | 167.6a | 147.6a | 0.02 |
| Butyrate | |||||
| Cecum | 987.7 | 1056.0 | 917.9 | 950.2 | 0.34 |
| Colon | 1562.8 | 1720.4 | 1540.8 | 1593.4 | 0.83 |
| Isovalerate | |||||
| Cecum | 137.5 | 171.5 | 168.4 | 136.1 | 0.30 |
| Colon | 147.0 | 151.0 | 145.8 | 128.9 | 0.40 |
| Valerate | |||||
| Cecum | 62.5 | 142.7 | 87.6 | 131.6 | 0.53 |
| Colon | 137.8b | 157.8b | 218.8a | 238.4a | <0.01 |
1In the same row, values with different small letter superscripts mean significant difference (P < 0.05).