PILRA and fetal growth restriction: On PND7, reduced transcription of the paired immunoglobin-like type 2 receptor alpha (Pilra) in all groups of IUGR pups and of the nuclear transcriptional regulator protein 1 (Nupr1) in LP and LIG pups suggest increased susceptibility to monocyte infiltration and tissue remodeling [35, 36] at the end of nephrogenesis.