Immunoexpression of Interleukin-22 and Interleukin-23 in Oral and Cutaneous Lichen Planus Lesions: A Preliminary Study

Figure 1

Representative expression pattern of IL-22: (a) negativity in normal oral mucosa and normal skin; (b) positivity in epithelial cells of oral and cutaneous lichen planus (LP); (c) positivity in subepithelial cells of oral and cutaneous LP. Magnification, ×200.

(a)

(b)

(c)