Table 4.

pH of digesta of pigs challenged with E. coli F18⁺ (CH) on d 13 postweaning and fed diets supplemented with multispecies probiotics (PRO).

Item	CH-		CH+		SEM	P-value
	PRO-	PRO+	PRO-	PRO+		CH	PRO	CH × PRO
pH
Jejunum	6.85a	6.31b	6.71ab	6.84a	0.21	0.192	0.171	0.028
Ileum	7.00	6.39	6.74	6.50	0.29	0.740	0.065	0.413
Colon	6.67	6.30	6.42	6.22	0.28	0.459	0.192	0.685

^{a, b} Within a row, means without a common superscript letter differ (P < 0.05).