title: Delayed skin reactions to cytoplasmic extracts of Nocardia organisms as a means of diagnosis and epidemiological study of Nocardia infection.
mesh_terms: D000942:Antigens, Bacterial / Q000032:analysis; D001426:Bacterial Proteins / Q000032:analysis; D002241:Carbohydrates / Q000032:analysis; D003429:Cross Reactions; D003593:Cytoplasm / Q000276:immunology*; D003937:Diagnosis, Differential; D006801:Humans; D006968:Hypersensitivity, Delayed / Q000276:immunology*; D007918:Leprosy / Q000175:diagnosis; D008800:Mexico; D009615:Nocardia / Q000276:immunology*; D009617:Nocardia Infections / Q000175:diagnosis* / Q000453:epidemiology; D009616:Nocardia asteroides / Q000276:immunology; D009696:Nucleic Acids / Q000032:analysis; D012424:Rural Population; D012882:Skin Tests; D014376:Tuberculosis / Q000175:diagnosis
chemical_list: D000942:Antigens, Bacterial; D001426:Bacterial Proteins; D002241:Carbohydrates; D009696:Nucleic Acids