Fig. 4

The expression level and validation of core genes. (A, B) Relative expression of IL2RG, CCR7, PLEK, and IL-17A in psoriasis vs. healthy patients in the GSE14905. (C, D) Validation of three core genes and IL-17A from NHD and psoriasis patients in our hospital (N = 6). * P < 0.05; ** P < 0.01; *** P < 0.001.