Figure 2.
(A) DFSP with giant cell fibroblastoma component (on the right and insert) (H&E; original magnification 50×); (B) serial section showing diffuse cytoplasmatic staining for WT1 in both classic-type and giant cell components (insert) (immunoperoxidase; original magnification 50×); (C) DFSP with fibrosarcomatous component (on the right and insert) (H&E; original magnification 50×); (D) WT1 is diffusely and strongly expressed in both classic-type and fibrosarcomatous components (insert) (immunoperoxidase; original magnification 50×).
