TABLE 4.

Effect of DAR on the pH value of the digesta of weaned piglets challenged with E. coli LPS.

Items1	0.00		0.20		0.40		0.60		0.80		SEM	P-value
	LPS	SAL	LPS	SAL	LPS	SAL	LPS	SAL	LPS	SAL		DAR	STRESS	D*S
Stomach	2.77	3.15	3.40	3.46	3.54	3.22	3.79	2.62	3.39	2.79	0.11	0.91	0.35	0.69
Jejunum	5.85	5.57	5.76	6.35	6.14	5.79	5.54	6.16	5.28	6.13	0.08	0.92	0.33	0.57
Ileum	6.84	6.50	6.21	7.17	6.49	7.20	6.92	6.66	6.84	7.10	0.05	0.83	0.15	0.11
Cecum	6.14B	6.13	6.71A	6.34	$6.43{}^{\text{A}}{}^{\text{B}}$	6.15	$6.55{}^{\text{A}}{}^{\text{B}}$	6.06	6.03B	6.10	0.04	0.02	0.02	0.22
Colon	6.55	6.76	6.80	6.56	6.92	6.32	6.93	6.37	6.91	6.40	0.05	1.00	0.003	0.14

¹LPS, lipopolysaccharide; SAL, saline; DAR, dietary amylose/amylopectin ratio.

Means within each row without the same superscript letter significantly differ (P < 0.05).