Consistent with mRNA levels, western blot analysis showed an increase in CHOP protein levels but no alteration in total C/EBPα (p42+ p30 isoforms), total C/EBPβ (LAP* + LAP + LIP) or C/EBPδ (Fig. 1B–E) protein levels with HF diet. The gene discussed is CEBPA; the disease is hydrops fetalis.