title: Tuberculin reactivity and other immunochemical and physical properties of fractions derived from BCG culture filtrate.
mesh_terms: D000818:Animals; D001426:Bacterial Proteins; D006168:Guinea Pigs; D007106:Immune Sera; D005779:Immunodiffusion; D066298:In Vitro Techniques; D009163:Mycobacterium bovis / Q000276:immunology*; D011817:Rabbits; D014374:Tuberculin Test
chemical_list: D001426:Bacterial Proteins; D007106:Immune Sera