TABLE 11.

Effects of B. licheniformis and enramycin on relative abundances of phyla in cecal microbiota of 25-day-old broilers challenged with SNE (%).

Items	PC	PA	PG	SEM	P values
Firmicutes	72.68	72.41	86.55	3.751	0.203
Bacteroidetes	23.27	20.71	10.47	3.938	0.519
Proteobacteria	2.20	4.61	1.01	1.012	0.325
Tenericutes	1.68	1.84	1.70	0.388	0.805
Actinobacteria	0.12	0.44	0.26	0.094	0.805

Data are presented as means ± SEM (n = 6; cage was used as experimental unit). PC, basal diet + SNE; PA, basal diet extra antibiotics + SNE; PG, basal diet extra B. licheniformis + SNE.