title: [Isolation of the defective mutant phages from wild strains].
mesh_terms: D002499:Centrifugation, Density Gradient; D002586:Cesium; D002712:Chlorides; D003090:Coliphages / Q000187:drug effects / Q000302:isolation & purification*; D004492:Edetic Acid / Q000494:pharmacology; D006358:Hot Temperature; D007477:Ions / Q000494:pharmacology; D009154:Mutation; D013696:Temperature
chemical_list: D002712:Chlorides; D007477:Ions; D002586:Cesium; D004492:Edetic Acid