title: A comparative morphological examination of the earliest allergic lesions in old and young animals.
mesh_terms: D000375:Aging / Q000502:physiology*; D000818:Animals; D000937:Antigen-Antibody Reactions; D001808:Blood Vessels / Q000276:immunology / Q000473:pathology*; D002196:Capillaries / Q000473:pathology; D005455:Fluorescent Antibody Technique; D006967:Hypersensitivity / Q000473:pathology* / Q000503:physiopathology; D007962:Leukocytes / Q000276:immunology; D008642:Mesenteric Veins / Q000473:pathology; D008643:Mesentery / Q000098:blood supply*; D008856:Microscopy, Fluorescence; D011817:Rabbits; D051381:Rats; D012712:Serum Globulins
chemical_list: D012712:Serum Globulins