title: Ultrastructural and immunomorphologic study of perinuclear filaments in Merkel cell tumors.
mesh_terms: D000230:Adenocarcinoma / Q000276:immunology / Q000648:ultrastructure*; D000368:Aged; D002467:Cell Nucleus / Q000648:ultrastructure; D003599:Cytoskeleton / Q000648:ultrastructure*; D005260:Female; D006801:Humans; D008297:Male; D012878:Skin Neoplasms / Q000276:immunology / Q000648:ultrastructure*