Research Article
Preliminary Study on the Effect of Bacillus amyloliquefaciens TL on Cecal Bacterial Community Structure of Broiler Chickens
Table 5
Difference in the abundance of nine bacterial genera among the control, antibiotic, and probiotic groups, as determined on day 35 (n = 8).
| Taxa | Relative abundance | value | Genera | C | P | A | P vs. C | A vs. C | P vs. A | (Mean% ± SD) | (Mean% ± SD) | (Mean% ± SD) |
| Faecalibacterium | 3.29 ± 0.005 | 8.34 ± 0.015 | 9.25 ± 0.020 | | | n.s. | Bacteroides | 9.72 ± 0.015 | 5.93 ± 0.015 | 7.77 ± 0.016 | n.s. | n.s. | n.s. | Lactobacillus | 5.20 ± 0.005 | 4.31 ± 0.002 | 6.91 ± 0.022 | n.s. | n.s. | n.s. | Oscillospira | 2.16 ± 0.002 | 2.55 ± 0.002 | 2.17 ± 0.002 | n.s. | n.s. | n.s. | Ruminococcus | 1.24 ± 0.001 | 1.24 ± 0.001 | 1.50 ± 0.000 | n.s. | n.s. | n.s. | Parabacteroides | 7.06 ± 0.003 | 1.49 ± 0.006 | 0.74 ± 0.003 | | | n.s. | Bilophila | 1.815 ± 0.007 | 0.375 ± 0.003 | 0.127 ± 0.001 | | | n.s. | Mucispirillum | 0.84 ± 0.007 | 1.88 ± 0.011 | 0.16 ± 0.000 | n.s. | | | Treponema | 1.30 ± 0.001 | 0.174 ± 0.000 | 0.32 ± 0.001 | | | n.s. |
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n.s. means not significant ( ); significant ( ). C = control group; A = chlortetracycline group; P = Bacillus amyloliquefaciens TL group. |