title: Changes in parental vaccinia virus DNA after viral penetration into cells.
mesh_terms: D000818:Animals; D004261:DNA Replication; D004262:DNA Restriction Enzymes / Q000494:pharmacology; D004279:DNA, Viral / Q000032:analysis* / Q000096:biosynthesis; D005092:Exonucleases / Q000494:pharmacology; D007739:L Cells; D009690:Nucleic Acid Conformation; D014616:Vaccinia virus / Q000032:analysis* / Q000502:physiology
chemical_list: D004279:DNA, Viral; D005092:Exonucleases; D004262:DNA Restriction Enzymes