Table 2.
Daily weight gain, body weight, muscle weight and organ development of control and E. faecium AL41 (EF)-treated chicks between day 1 and 12 of life.
| Control | EF | p-Value | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Day of Age | 1 (n = 6) |
5 (n = 10) |
8 (n = 10) |
12 (n = 10) |
1 (n = 6) |
5 (n = 10) |
8 (n = 10) |
12 (n = 10) |
SE d 1 | SE d 5–12 | Age | Group | Age × Group |
| Daily gain, g | 14.0 c | 22.8 a | 17.3 b | 14.9 c | 24.1 a | 18.4 b | 0.39 | <0.001 | <0.001 | 0.919 | |||
| Weights, g | |||||||||||||
| Slaughter weight | 43.2 d | 112.7 c | 224.4 b | 250.5 a,B | 43.8 d | 116.8 c | 233.1 b | 261.4 a,A | 4.0 | 3.1 | <0.001 | 0.012 | 0.456 |
| Pectoralis muscle | 1.74 d | 8.26 c | 35.66 b | 58.54 a,B | 1.64 d | 8.19 c | 37.21 b | 62.63 a,A | 1.39 | 1.07 | <0.001 | 0.100 | 0.212 |
| Liver | 2.36 c | 7.47 b,A | 11.32 a | 12.46 a,A | 1.69 c | 4.50 b,B | 10.67 a | 11.21 a,B | 0.54 | 0.42 | <0.001 | <0.001 | 0.030 |
| Stomach | 5.01 b | 4.77 b,B | 12.34 a | 11.31 a | 4.32 b | 6.53 b,A | 11.14 a | 11.64 a | 0.60 | 0.46 | <0.001 | 0.901 | 0.014 |
| Intestine | 5.62 c | 9.88 b | 21.61 a | 24.46 a | 4.90 c | 9.28 b | 22.13 a | 22.39 a | 1.04 | 0.80 | <0.001 | 0.246 | 0.464 |
a–d Different lower case letters indicate significant differences among ages (p < 0.05). A,B Different upper case letters indicate significant differences between groups (p < 0.05).