title: Evolutionary variants of simian virus 40: Cellular DNA sequences and sequences at recombinant joints of substituted variants.
mesh_terms: D001483:Base Sequence; D004279:DNA, Viral; D014644:Genetic Variation; D011995:Recombination, Genetic; D013539:Simian virus 40 / Q000235:genetics*
chemical_list: D004279:DNA, Viral