To further study the role of IL-17 (Th17 cytokine) in high sensitivity of Pglyrp3−/− mice to oxazolone-induced atopic dermatitis, we determined the protein levels of an IL-17-induced chemokine, CXCL-1, in the ears of WT and Pglyrp3−/− mice. This evidence concerns the gene CXCL1 and atopic eczema.