title: Improved method of preparing phase II Coxiella burneti antigen for the microagglutination test.
mesh_terms: D000372:Agglutination Tests; D000818:Animals; D000941:Antigens / Q000302:isolation & purification*; D002499:Centrifugation, Density Gradient; D002642:Chick Embryo; D003381:Coxiella / Q000276:immunology*; D006168:Guinea Pigs; D008722:Methods; D051379:Mice
chemical_list: D000941:Antigens