PDX1 and hydrops fetalis: The islet expression of Pdx1 and GLUT2 was lower in the HF group (P<0.001 and 0.0001, respectively), in the HF-A group (P<0.05 and 0.001, respectively), and in the HF-L group (P<0.05 and 0.001, respectively) than in the SC group (Figure 7).