title: Antigenic differences between wild type and mutants of bacteriophage lambda.
mesh_terms: D000941:Antigens / Q000032:analysis*; D003090:Coliphages / Q000276:immunology*; D004926:Escherichia coli; D007106:Immune Sera; D008242:Lysogeny; D009154:Mutation; D009500:Neutralization Tests
chemical_list: D000941:Antigens; D007106:Immune Sera