Table 1.
Effects of supplementing alfalfa polysaccharide (APS) to S. ser. Enteritidis-challenged broilers on the small intestinal morphology.
| Items | Pair-fed groups (SA-) | S. ser. Enteritidis-challenged groups (SA +) | |||
|---|---|---|---|---|---|
| CON | APS | CON | APS | ||
| Day 21 | |||||
| Duodenum | VH1 | 1170.200 ± 57.669b | 1483.600 ± 101.750a | 1410.180 ± 36.759a | 1393.100 ± 49.587a |
| CD | 278.620 ± 14.744c | 303.000 ± 19.789bc | 363.400 ± 19.253a | 313.400 ± 28.987b | |
| V/C | 4.204 ± 0.174b | 4.900 ± 0.240a | 3.888 ± 0.192c | 4.465 ± 0.281b | |
| Jejunum | VH | 1298.040 ± 82.939b | 1372.880 ± 20.366a | 636.920 ± 63.336c | 1379.460 ± 67.106a |
| CD | 316.920 ± 29.990a | 282.920 ± 32.330b | 168.500 ± 11.765c | 311.720 ± 10.946ab | |
| V/C | 4.109 ± 0.238bc | 4.896 ± 0.482a | 3.781 ± 0.289c | 4.432 ± 0.301b | |
| Day 42 | |||||
| Duodenum | VH | 1241.684 ± 207.218c | 1388.398 ± 168.999b | 1121.108 ± 69.951c | 1572.710 ± 141.133a |
| CD | 282.006 ± 60.378b | 248.926 ± 25.752c | 301.846 ± 22.934ab | 325.162 ± 35.160a | |
| V/C | 4.442 ± 0.295b | 5.593 ± 0.553a | 3.721 ± 0.181c | 4.853 ± 0.318b | |
| Jejunum | VH | 1195.558 ± 40.631b | 1433.746 ± 107.729a | 1152.476 ± 53.036b | 1264.282 ± 99.474b |
| CD | 270.430 ± 21.003ab | 235.906 ± 14.752c | 285.592 ± 18.375a | 249.478 ± 28.949bc | |
| V/C | 4.438 ± 0.307c | 6.075 ± 0.161a | 4.046 ± 0.269c | 5.098 ± 0.468b | |
a-cDifferent letters in the same row indicate significant differences (P < 0.05), and the same letters mean no significant difference (P > 0.05).
1VH, villus height. CD, crypt depth. V/C, the ratio of Villus height to the crypt depth.