title: Ultrastructural study of a calcitonin-secreting tumor. Typhology of the tumor cells and origin of amyloid.
mesh_terms: D000682:Amyloid / Q000096:biosynthesis; D002116:Calcitonin / Q000378:metabolism*; D002277:Carcinoma / Q000378:metabolism / Q000473:pathology*; D002648:Child; D003480:Cushing Syndrome / Q000209:etiology; D005347:Fibroblasts; D006801:Humans; D008297:Male; D008854:Microscopy, Electron; D009384:Paraneoplastic Endocrine Syndromes; D013964:Thyroid Neoplasms / Q000378:metabolism / Q000473:pathology*
chemical_list: D000682:Amyloid; D002116:Calcitonin