title: Serological and biological studies on a nonpigmented Serratia marcescens.
mesh_terms: D000372:Agglutination Tests; D000941:Antigens; D001884:Bordetella / Q000145:classification; D005779:Immunodiffusion; D010325:Pasteurella / Q000145:classification; D011233:Precipitin Tests; D012706:Serratia marcescens / Q000145:classification* / Q000378:metabolism*
chemical_list: D000941:Antigens