title: The plaque test for the demonstration of antibodies against the enterobacterial common antigen produced by spleen and lymph node cells.
mesh_terms: D000818:Animals; D000917:Antibody Formation; D000941:Antigens / Q000494:pharmacology*; D004926:Escherichia coli / Q000276:immunology*; D006386:Hemagglutination Tests; D006460:Hemolysin Proteins / Q000096:biosynthesis; D008198:Lymph Nodes / Q000166:cytology / Q000276:immunology*; D011817:Rabbits; D012486:Salmonella typhimurium / Q000276:immunology*; D013154:Spleen / Q000166:cytology / Q000276:immunology*
chemical_list: D000941:Antigens; D006460:Hemolysin Proteins