PCK1 and hydrops fetalis: The expression of genes coding for actin alpha 1 (Acta1), cell death inducing DFFA-like effector C (Cidec), perilipin 1 (Plin1), and phosphoenolpyruvate carboxykinase (Pck1) was up-regulated more than two-fold in the HF-SED group compared to the C-SED group.