Fig. 4From: Establishment of multiplex RT-PCR to detect fusion genes for the diagnosis of Ewing sarcomaPathological features of the tumor and FISH analysis. The pathological features of tumor 4 are shown. a, b Hematoxylin and eosin staining. c PAS staining. d Immunohistochemistry of CD99. e Immunohistochemistry of Nkx2.2. (f) FISH analysis using the EWSR1 break-apart probeBack to article page