The expression levels of hepatic PGC1α (p = 0.025, Table 6), TFAM (p = 0.005), FABP1 (p = 0.028), HADHA (p = 0.031), and PRDX5 (p = 0.028) were decreased in the IUGR piglets compared with their NBW littermates. Here, HADHA is linked to fetal growth restriction.