Atopic dermatitis （AD） is a chronic recurrent skin disease with inflammation and atopic manifestations. Ge- netic, immune, environment and other factors may be involved in AD pathogenesis. Researches indicate that the expression of kallikrein5 and kallikrein7 are increased in AD patient epidermis, and the expression of in- hibitors of kallikreins LEKTI （ Lympho-epithelial Kazal-type-related inhibitor, LEKTI） decreased, which con- firm that kallikrein5 and kallikrein7 ha...
