Table 5.

Effects of clays on bacteria in lymph nodes of pigs experimentally infected with a pathogenic E. coli¹

	Treatment2									P-value
	Sham				E. coli					Main effect3			CON vs. Clays4
Item	CON	SMA	SMB	ZEO	CON	SMA	SMB	ZEO	SEM	E. coli	Diet	E x D	Sham	E. coli
Log10 CFU5	1.05	0.74	0.65	0.60	1.87	2.12	2.03	1.69	0.30	0.01	0.88	0.90	0.44	0.87

¹n = 64 (8 pigs/treatment).

²Sham = unchallenged; E. coli = E. coli challenged; CON = control diet; SMA = 0.3% smectite A; SMB = 0.3% smectite B; ZEO = 0.3% zeolite.

³E. coli = E. coli challenge effect; Diet = diet effect; E x D = interaction between E. coli and diet effects.

⁴Contrast between CON and all clay treatments within challenge treatments.

⁵Log₁₀ CFU/g of lymph node.