In support of a direct regulation of mucosal DCs function by Salmonella, we found that cDCs in C57BL/6 mice expressed significantly more Il6, Il1b, Tnf, Ifnb1, Il23a, and Tgfb1 mRNA and less Il10 mRNA after Salmonella infection. The gene discussed is IL23A; the disease is Salmonella Infections.