. 2022 Jun 6;100(8):skac210. doi: 10.1093/jas/skac210

Table 7.

Relative abundance of jejunal mucosa-associated microbiota at the family level in pigs challenged with F18-positive Escherichia coli and fed diets supplemented with antibiotic (bacitracin methylene disalicylate) or Lactobacillus fermentate (LBF)

Item, %	Treatment¹				SEM	P-value
Item, %	NC	PC	AGP	PBT	SEM	NC vs. PC	PC vs. AGP	PC vs. PBT
Bacteroidaceae	0.07	1.66	0.07	0.83	0.80	0.166	0.165	0.463
Bifidobacteriaceae	0.30	0.19	2.13	1.21	0.52	0.883	0.011	0.172
Brachyspiraceae	12.50	12.14	3.66	3.85	3.05	0.934	0.056	0.062
Burkholderiaceae	0.12	0.18	1.54	0.66	0.22	0.842	0.001	0.138
Campylobacteraceae	39.43	21.85	12.15	14.16	7.24	0.094	0.349	0.457
Clostridiaceae	0.73	1.55	1.83	3.19	1.15	0.512	0.817	0.188
Comamonadaceae	0.78	1.13	6.97	2.55	0.93	0.790	<0.001	0.283
Enterobacteriaceae	0.19	0.81	2.29	0.86	0.44	0.323	0.021	0.930
Helicobacteraceae	22.73	24.25	13.84	14.24	6.92	0.877	0.293	0.312
Lachnospiraceae	0.71	0.97	1.50	2.68	0.88	0.821	0.645	0.141
Lactobacillaceae	4.52	5.92	6.26	11.71	2.96	0.740	0.936	0.174
Microbacteriaceae	0.22	0.27	1.96	0.75	0.29	0.909	0.001	0.250
Moraxellaceae	0.38	0.28	5.57	1.72	1.43	0.959	0.012	0.478
Mycoplasmataceae	0.00	7.51	6.55	16.83	7.06	0.456	0.924	0.356
Porphyromonadaceae	0.20	0.56	0.40	1.08	0.54	0.592	0.807	0.455
Prevotellaceae	6.91	6.02	7.96	4.76	3.17	0.816	0.611	0.742
Propionibacteriaceae	0.44	0.16	0.50	3.55	0.46	0.661	0.600	< 0.001
Pseudomonadaceae	0.67	0.36	2.59	1.17	0.49	0.625	0.001	0.196
Ruminococcaceae	0.59	0.79	0.90	0.92	0.44	0.746	0.862	0.828
Sphingomonadaceae	0.21	0.20	1.21	0.49	0.15	0.978	<0.001	0.174
Staphylococcaceae	0.49	0.90	0.67	0.43	0.39	0.453	0.670	0.392
Streptococcaceae	0.22	2.07	1.31	0.68	1.05	0.221	0.615	0.357
Succinivibrionaceae	1.54	0.76	0.66	0.46	0.66	0.361	0.908	0.720
Veillonellaceae	2.22	1.24	4.09	2.93	1.19	0.494	0.052	0.242
Other	3.84	8.23	13.39	8.30	2.25	0.174	0.112	0.982

Treatments: NC, no-challenge/no-supplement; PC, E. coli challenge/no-supplement; AGP, E. coli challenge/bacitracin (30 g/t feed); and PBT, E. coli challenge/LBF (2 kg/t feed; LBiotix, Adare Biome, Houdan, France).