text:  Patient G, lesional skin Human skin biopsy from psoriatic patient (lesional skin) Patient identifyier: G; Sex: male; Age of patient: 40 years; Duration of psoriasis: 19 years; Body surface area: 12 percent; Overall erythema: moderate; Induration: moderate (classified by the investigators according to the following six grades: clear - minimal - mild - moderate - severe - very severe); Scaling: moderate (classified by the investigators according to the following six grades: clear - minimal - mild - moderate - severe - very severe)