- Diagnostic utility of Ki-67 and Cyclin D1 immunostaining in differentiation of psoriasis vs. other psoriasiform dermatitis. Sezer E, Böer-Auer A, Cetin E, Tokat F, Durmaz E, Sahin S, Ince U. Dermatol Pract Concept. 2015 Jul 31;5(3):7-13. doi: 10.5826/dpc.0503a02. eCollection 2015 Jul.