Table 2.

Intestinal integrity is not altered in gilts divergently selected for low (LRFI) and high (HRFI) residual feed intake

	Ileum		Colon			P-value
Variables	LRFI1	HRFI1	LRFI1	HRFI1	SEM	Line	Tissue	Line*Tissue
TER2 (Ω/cm2)	108	103	78	73	13.9	0.66	0.04	0.99
FITC-Dextran3 (Papp)	0.48	0.52	0.13	0.19	0.09	0.15	< 0.001	0.50
FITC-LPS3 (Papp)	2.76	3.63	3.95	3.39	0.72	0.83	0.54	0.35

¹ n = 6 pigs/line.

²TER = transepithelial resistance.

³Papp = Apparent permeability coefficient, µg/mL/min/cm.