China Journal of Leprosy and Skin Diseases ›› 2018, Vol. 34 ›› Issue (7): 418-421.

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Expression of IL-22 in the lesions of lichen planus

ZHU Shanshan1,Wang Yunlong2,PANG Chuanchao3   

  1. 1.Department of Dermatology, Jilin Women and Children Health Hospital, Changchun 130000, China; 2.Department of Dermatology, The Second Hospital of Jilin University, Changchun 130000, China.
  • Online:2018-07-15 Published:2018-12-14
  • Contact: PANG Chuanchao,E-mail:pangchuanchao@medmail.com.cn

Abstract: Objective: To detect the expression of interleukin-22(IL-22)in lichen planus (LP). Methods: The expression of IL-22 in 30 LP samples and 10 normal skin samples was detected by immunohistochemisty. Results: The expression of IL-22 in lichen planus lesions mainly seen in keratinocytes of epidermal layer and the cytoplasm of infiltrating lymphocytes in superficial dermal. In the normal skin IL-22 was mainly expressed in keratinocytes near basal layer. The expression level of IL-22 was significantly higher in lesions of lichen planus than in normal skin (P<0.01). Conclusion: The expression of IL-22 may be associated with LP.

Key words: IL-22, lichen planus, keratinocytes;immunohistochemisty