SLC20A2 and fetal growth restriction: The expression of the sodium dependent phosphate transporter (solute carrier family 20 member 2) SLC20A2 mRNA was lower in caruncles from CSH RNAi IUGR pregnancies compared to CSH RNAi Non-IUGR pregnancies (posthoc comparison p < 0.05; overall treatment effect p = 0.056.