DAO and fetal growth restriction: Similarly by Day 28, the level of DAO was significantly higher whereas the level of ITF was significantly lower in both IUGR and IUGR + ICA piglets than in the NBW piglets, however, IUGR + ICA piglets showed significantly decrease in the level of DAO and significantly increase in the level of ITF compared to IUGR piglets (Fig. S2G).