[The interferon system in psoriasis]

In both cases, the interferon is significantly increased. This could explain the immunological alterations of the efferent or the afferent ways described in the psoriasis. The interferon anti-proliferative action would not be produced by a failure in the receptors of the cellular membrane at the psoriasis epidermis. In some psoriasis, interferon inductors activated or not by viruses could be associated to the etiology of the disease.