title: Observations on the haemolysins of escherichia coli.
mesh_terms: D000362:Agar; D004912:Erythrocytes / Q000276:immunology; D004926:Escherichia coli / Q000032:analysis* / Q000145:classification; D006460:Hemolysin Proteins / Q000302:isolation & purification*; D006801:Humans
chemical_list: D006460:Hemolysin Proteins; D000362:Agar