title: An unusual lesion in the pig aorta.
mesh_terms: D000818:Animals; D001013:Aorta, Thoracic / Q000473:pathology; D001018:Aortic Diseases / Q000473:pathology / Q000662:veterinary*; D002454:Cell Differentiation; D003594:Cytoplasmic Granules; D004848:Epithelium / Q000473:pathology; D005455:Fluorescent Antibody Technique; D008854:Microscopy, Electron; D013552:Swine; D013553:Swine Diseases / Q000473:pathology*