Table 1.
Bacterial agents/condition | Dose per day | Duration (days) | Sample type | Reduction in E. coli (log cfu/g)c | Performance (ADG, g/day) | References |
---|---|---|---|---|---|---|
E. coli K99/experimental PWD | 300 mg/kg of diet | 7 | Ileum | 6.55 | 122b | [154] |
Cecum | 6.63 | |||||
E. coli K99/experimental PWD | 300 mg/kg of diet | 10 | Ileum | 2.3 | 128a | [77] |
Cecum | 3.2 | |||||
Weaned pigs (clinically healthy) | 200 mg/kg of diet | 7 | N/A | N/A | 229a | [155] |
ETEC mixture/experimental PWD | 200 mg/kg of diet | 21 | Ileum | 1.54 | 292b | [156] |
Cecum | 1.65 | |||||
Colon | 0.65 | |||||
ETEC mixture/experimental PWD | 2.5 mg/animal (Oral-Water) | 21 | Fecal samples | 3 | 283b | [78] |
Weaned pigs (clinically healthy) | 40 mg/kg of diet | 14 | Ileum | N/A | 142.2a | [81] |
Cecum | ||||||
Colon | ||||||
E. coli K88/experimental PWD | 4.8 mg/kg (Oral-Water) | 5 | Fecal samples | 4 | 214a | [28] |
E. coli K88/experimental PWD | 9.6 mg/Kg (Oral-Water) | 5 | Fecal samples | 4 | N/A | [28] |
Weaned pigs (clinically healthy) | 172.8 mg/kg of diet | 14 | Fecal samples | 4.5d | N/A | [80] |
PWD post-weaning diarrhea, ADG average daily weight gain, N/A not available, ETEC enterotoxigenic Escherichia coli
aNot statistically significant compared to the control group
bStatistically significant compared to the control group
cReduction compared to the control group
dlog cfu of Enterobacteriaceae/g