title: Immunological identification of a ribosomal protein on a sub-ribosomal particle.
mesh_terms: D001426:Bacterial Proteins / Q000032:analysis*; D002499:Centrifugation, Density Gradient; D002701:Chloramphenicol; D004926:Escherichia coli / Q000276:immunology; D007114:Immunization; D012270:Ribosomes / Q000276:immunology*
chemical_list: D001426:Bacterial Proteins; D002701:Chloramphenicol