Figure 3. Th17 and Treg levels in thymomas.
A, Immunohistochemical double staining of Th17 and Tregs in each thymoma type. Positive cells are indicated in blue-purple in the nuclei and deep red in the periphery of cells, and were found in all types of thymoma; B, Number of Th17 and Tregs in thymoma. The number of positive Th17 cells in the MG group was higher than that in the Tm group. The number of positive Tregs in the MG group was lower than that in the Tm group.