title: Proteinase-dependent false positive precipitin tests.
mesh_terms: D000941:Antigens; D001412:Bacillus subtilis / Q000201:enzymology; D010450:Endopeptidases; D005189:False Positive Reactions; D006801:Humans; D007106:Immune Sera; D005779:Immunodiffusion; D007122:Immunoelectrophoresis; D007456:Iodine Isotopes; D011233:Precipitin Tests; D011234:Precipitins / Q000032:analysis
chemical_list: D000941:Antigens; D007106:Immune Sera; D007456:Iodine Isotopes; D011234:Precipitins; D010450:Endopeptidases