DI+HF rats also had higher ileal injury scores (Figures 7(a) and 7(b)), higher DAO activity and serum D-lactate (Figure 7(d)), and decreased zo-1 and claudin-1 expression at 24 h (Figures 7(e) and 7(f) and Supplementary ). The gene discussed is TJP1; the disease is hydrops fetalis.