AHR and inflammatory skin disease: Furthermore, many studies have shown that AhR seems to be involved in the pathogenesis of some skin diseases, even if the currently available data are contradictory: there are studies that showed a correlation between AhR activation and skin inflammatory diseases [7,8,9,10,11], while, in others, the AhR activation seems to be advantageous for the treatment of inflammatory skin diseases [3,4,12].