Table 3.
Fecal dry matter (DM) percentage and concentrations of fecal ammonia, SCFAs, BCFAs (μmol/g fecal DM) and biogenic amines (nmol/g fecal DM) in dogs fed with a control diet supplemented or not with different intact seaweeds.
| Chemical Parameters | CD | AN | PP | UP | SJ | p-Value | Pooled SEM |
|---|---|---|---|---|---|---|---|
| DM | 40.6 | 39.6 | 40.2 | 41.2 | 40.1 | 0.984 | 1.5 |
| Ammonia | 71.0 | 71.7 | 76.6 | 72.7 | 79.6 | 0.887 | 6.5 |
| Acetic acid | 125 | 131 | 144 | 129 | 149 | 0.562 | 11.6 |
| Propionic acid ° | 85.9 | 99.3 | 88.1 | 78.4 | 91.3 | 0.738 | 9.5 |
| n-Butyric acid ° | 20.7 | 25.1 | 24.6 | 25.1 | 30.5 | 0.271 | 2.9 |
| Valeric acid ° | 0.47 | 0.16 | 1.21 | 0.67 | 0.45 | 0.414 | 0.36 |
| iso-Butyric acid ° | 4.21 | 4.27 | 4.62 | 4.66 | 4.75 | 0.958 | 0.45 |
| iso-Valeric acid ° | 5.70 | 6.33 | 6.22 | 6.41 | 6.54 | 0.968 | 0.69 |
| Total SCFA | 231 | 255 | 257 | 233 | 271 | 0.676 | 21.6 |
| Total BCFA ° | 9.91 | 10.6 | 10.8 | 11.1 | 11.3 | 0.974 | 1.13 |
| SCFA + BCFA | 242 | 266 | 269 | 244 | 282 | 0.668 | 21.8 |
| Putrescine ° | 3155 | 4398 | 2751 | 3269 | 3554 | 0.634 | 736 |
| Cadaverine ° | 1215 | 1423 | 1233 | 1772 | 1481 | 0.971 | 454 |
| Spermidine ° | 1249 | 1049 | 1206 | 1221 | 1256 | 0.832 | 136 |
| Spermine | 700 | 613 | 653 | 592 | 705 | 0.840 | 79.8 |
Values are the means of 10 dogs per treatment. CD, control diet; AN, control diet supplemented with Ascophyllum nodosum; PP, control diet supplemented with Palmaria palmata; UP, control diet supplemented with Undaria pinnatifida; SJ, control diet supplemented with Saccharina japonica. ° GLM analysis performed after logarithmic transformation to normalize data.