title: Mutations of corynephage beta that affect the yield of diphtheria toxin.
mesh_terms: D001435:Bacteriophages / Q000254:growth & development; D003353:Corynebacterium diphtheriae / Q000378:metabolism*; D004167:Diphtheria Toxin / Q000096:biosynthesis*; D008242:Lysogeny; D009154:Mutation; D014779:Virus Replication
chemical_list: D004167:Diphtheria Toxin