A factor in respiratory tract secretions interfering with the ammonium sulfate test of Farr.
D000645:Ammonium Sulfate; D000818:Animals; D000936:Antigen-Antibody Complex; D000937:Antigen-Antibody Reactions; D002848:Chromatography, DEAE-Cellulose; D002850:Chromatography, Gel; D004140:Dinitrophenols; D006386:Hemagglutination Tests; D006801:Humans; D007106:Immune Sera; D005779:Immunodiffusion; D007070:Immunoglobulin A / Q000032:analysis; D007074:Immunoglobulin G / Q000032:analysis; D007457:Iodine Radioisotopes; D009093:Mucus / Q000276:immunology*; D009297:Nasal Mucosa / Q000276:immunology; D009439:Neuraminidase / Q000494:pharmacology; D011817:Rabbits / Q000276:immunology; D012104:Reptiles; D012463:Saliva / Q000276:immunology*; D012709:Serum Albumin; D013183:Sputum / Q000276:immunology*; D014461:Ultracentrifugation
D000936:Antigen-Antibody Complex; D004140:Dinitrophenols; D007106:Immune Sera; D007070:Immunoglobulin A; D007074:Immunoglobulin G; D007457:Iodine Radioisotopes; D012709:Serum Albumin; D009439:Neuraminidase; D000645:Ammonium Sulfate