Expression of peptide and amino acid transport genes PepT1, CAT2, EAAT3, b0,+AT and y+LAT2 in jejunum of piglets (weaned at 28-day old) fed theCON or SF3 diet. Values are means ± SEM. *,***Means between treatments differ at P < 0.05 (*) and P < 0.001 (***).