Chemical testing for commercial and scientific purposes for detecting skin diseases, in particular for detecting skin diseases, predominantly consisting of chemical reagents, in particular containing oligonucleotides and/or antibodies for qualitatively and/or quantitatively determining the expression of biomarkers for detecting skin diseases, in particular for detecting psoriasis and/or atopic eczema and for distinguishing between psoriasis and atopic eczema.

Pharmaceuticals, in particular products for treating skin diseases, in particular for treating psoriasis and/or atopic eczema; diagnostic preparations for medical purposes, in particular in the field of dermatology, in particular in the field of diagnosing skin diseases, in particular for diagnosing dermato-oncological diseases or for diagnosing inflammatory skin diseases, in particular for diagnosing psoriasis and/or atopic eczema and for distinguishing between psoriasis and atopic eczema, in particular containing oligonucleotides and/or antibodies.