title: A general approach to construct double deletion mutants of SV40.
mesh_terms: D001483:Base Sequence; D004262:DNA Restriction Enzymes / Q000378:metabolism; D004279:DNA, Viral / Q000032:analysis / Q000235:genetics*; D005814:Genes, Viral; D009154:Mutation; D009690:Nucleic Acid Conformation; D009693:Nucleic Acid Hybridization; D013539:Simian virus 40 / Q000032:analysis / Q000235:genetics*
chemical_list: D004279:DNA, Viral; D004262:DNA Restriction Enzymes