In the group of patients with mild psoriasis, there were positive correlations between DNase I and NE-DNA (r = 0.6016, p < 0.05), MPO-DNA and NE-DNA (r = 0.5297, p < 0.05), as well as citH3 and MPO-DNA (r = 0.5679, p < 0.05). The gene discussed is MPO; the disease is psoriasis.