title: Genetic and transfection studies with B, subtilis phage SP 50. I. Phage mutants with restricted growth on B. subtilis strain 168.
mesh_terms: D001412:Bacillus subtilis; D001435:Bacteriophages / Q000254:growth & development* / Q000528:radiation effects; D003433:Crosses, Genetic; D004279:DNA, Viral; D005796:Genes; D005827:Genetics, Microbial; D009154:Mutation; D011831:Radiation Genetics; D014170:Transformation, Genetic; D014466:Ultraviolet Rays
chemical_list: D004279:DNA, Viral