Figure 9

(B-SA, anti-CD20, × 200): Type B3 thymoma associated with myasthenia gravis. Intratumoral lymphocytes and single fibroblast-like cells express CD20.
(B-SA, anti-CD20, × 200): Type B3 thymoma associated with myasthenia gravis. Intratumoral lymphocytes and single fibroblast-like cells express CD20.