Table 7.

The mRNA abundance of nutrient transporters in intestinal mucosa of weaning piglets with different VA concentrations¹

	Dietary VA, mg/kg						Contrast, P <
Items2	2	4	8	16	SEM	Model P value	Linear	Quadratic
Jejunal mucosa
Slc15a1	1.17	1.03	1.28	1.17	0.068	0.468	0.694	0.919
Slc7a1	0.90	0.95	0.94	1.03	0.056	0.450	0.470	0.987
Slc6a19	1.10	1.02	1.12	0.91	0.065	0.382	0.406	0.630
Slc1a1	1.38	0.99	1.15	1.37	0.122	0.297	0.896	0.234
Slc2a2	1.05	1.04	1.23	1.08	0.076	0.452	0.680	0.662
Slc27a4	1.00	1.01	1.00	1.02	0.027	0.841	0.850	0.830
Ileal mucosa
Slc15a1	1.04	0.70	0.84	0.81	0.068	0.363	0.390	0.260
Slc7a1	0.88	0.75	0.84	0.74	0.081	0.528	0.658	0.944
Slc6a19	1.04	0.77	0.77	0.86	0.061	0.352	0.316	0.144
Slc1a1	1.24	0.97	0.94	1.05	0.066	0.137	0.340	0.163
Slc2a2	1.06	0.65	0.71	0.69	0.063	0.024	0.053	0.118
Slc27a4	1.18	1.08	0.85	1.07	0.072	0.153	0.406	0.285

¹Values are expressed as mean ± SEM, n = 8.

² Slc15a1, solute carrier family 15 member 1, Slc7a1, solute carrier family 7 member 1, Slc6a19, solute carrier family 6 member 19, Slc1a1, solute carrier family 1 member 1, Slc2a2, solute carrier family 2 member 2, Slc27a4, solute carrier family 27 member 4.