title: An electron microscope study of diagnostic antigens prepared from Anaplasma marginale.
mesh_terms: D000371:Agglutination; D000709:Anaplasma / Q000166:cytology / Q000276:immunology*; D000818:Animals; D000937:Antigen-Antibody Reactions; D000942:Antigens, Bacterial / Q000032:analysis*; D002417:Cattle; D002462:Cell Membrane; D002498:Centrifugation; D004912:Erythrocytes / Q000166:cytology / Q000276:immunology; D008854:Microscopy, Electron; D014463:Ultrasonography
chemical_list: D000942:Antigens, Bacterial