title: Ultrastructure of an undifferentiated Sertoli cell tumor of the testicle.
mesh_terms: D006801:Humans; D007223:Infant; D008297:Male; D008854:Microscopy, Electron; D012707:Sertoli Cell Tumor / Q000473:pathology / Q000648:ultrastructure*; D013736:Testicular Neoplasms / Q000473:pathology / Q000648:ultrastructure*