title: Conditional lethal mutants of rabbitpox virus. II. Mutants (p) that fail to multiply in PK-2a cells.
mesh_terms: D000818:Animals; D000941:Antigens; D001345:Autoradiography; D002642:Chick Embryo; D002874:Chromosome Mapping; D002875:Chromosomes; D004279:DNA, Viral; D005779:Immunodiffusion; D066298:In Vitro Techniques; D009154:Mutation; D011212:Poxviridae / Q000254:growth & development*; D014762:Viral Interference
chemical_list: D000941:Antigens; D004279:DNA, Viral