title: Mutants of bacteriophage T4 unable to cause breakdown of host DNA.
mesh_terms: D003090:Coliphages / Q000201:enzymology / Q000378:metabolism*; D003596:Cytosine; D004269:DNA, Bacterial / Q000378:metabolism*; D003851:Deoxyribonucleases; D005796:Genes; D066298:In Vitro Techniques; D008967:Molecular Biology; D009154:Mutation; D010744:Phosphoric Monoester Hydrolases
chemical_list: D004269:DNA, Bacterial; D003596:Cytosine; D003851:Deoxyribonucleases; D010744:Phosphoric Monoester Hydrolases