title: Ehrlichia of Potomac horse fever identified with a silver stain.
mesh_terms: D000818:Animals; D004536:Ehrlichia / Q000302:isolation & purification*; D004760:Enterocolitis / Q000382:microbiology / Q000662:veterinary*; D005455:Fluorescent Antibody Technique; D006734:Horse Diseases / Q000382:microbiology*; D006736:Horses; D007124:Immunoenzyme Techniques; D012287:Rickettsiaceae / Q000302:isolation & purification*; D012288:Rickettsiaceae Infections / Q000382:microbiology / Q000662:veterinary*; D012834:Silver; D013194:Staining and Labeling
chemical_list: D012834:Silver