Our data demonstratse that YCP can promote the formation of a granular layerin the scale epidermis of murine tail,thus correcting the pathologic process of parkeratsosis in the psoriatic epidermis.

• YCP能促进颗粒层表皮细胞形成，使银屑病角化不全病变得到纠正。能提高机体免疫力，具有活血化瘀，改善微循环，抗炎止痒作用。