We found that the gene expression of abf-2 (Fig. 5A), ape-1 (Fig. 5B), Cep-1 (Fig. 5D), lys-7 (Fig. 5E) and Tir-1 (Fig. 5F) were significantly decreased after infection with IL-1β-stimulated CFT073 compared to unstimulated CFT073. Here, APEX1 is linked to infection.